id	sid	tid	token	lemma	pos
american_scientific_journal-2592	1	1	18	18	NUM
american_scientific_journal-2592	1	2	american	american	ADJ
american_scientific_journal-2592	1	3	scientific	scientific	ADJ
american_scientific_journal-2592	1	4	research	research	NOUN
american_scientific_journal-2592	1	5	journal	journal	NOUN
american_scientific_journal-2592	1	6	for	for	ADP
american_scientific_journal-2592	1	7	engineering	engineering	NOUN
american_scientific_journal-2592	1	8	,	,	PUNCT
american_scientific_journal-2592	1	9	technology	technology	NOUN
american_scientific_journal-2592	1	10	,	,	PUNCT
american_scientific_journal-2592	1	11	and	and	CCONJ
american_scientific_journal-2592	1	12	sciences	science	NOUN
american_scientific_journal-2592	1	13	(	(	PUNCT
american_scientific_journal-2592	1	14	asrjets	asrjet	NOUN
american_scientific_journal-2592	1	15	)	)	PUNCT
american_scientific_journal-2592	1	16	issn	issn	PROPN
american_scientific_journal-2592	1	17	(	(	PUNCT
american_scientific_journal-2592	1	18	print	print	NOUN
american_scientific_journal-2592	1	19	)	)	PUNCT
american_scientific_journal-2592	1	20	2313	2313	NUM
american_scientific_journal-2592	1	21	-	-	SYM
american_scientific_journal-2592	1	22	4410	4410	NUM
american_scientific_journal-2592	1	23	,	,	PUNCT
american_scientific_journal-2592	1	24	issn	issn	PROPN
american_scientific_journal-2592	1	25	(	(	PUNCT
american_scientific_journal-2592	1	26	online	online	ADJ
american_scientific_journal-2592	1	27	)	)	PUNCT
american_scientific_journal-2592	1	28	2313	2313	NUM
american_scientific_journal-2592	1	29	-	-	SYM
american_scientific_journal-2592	1	30	4402	4402	NUM
american_scientific_journal-2592	1	31	©	©	PROPN
american_scientific_journal-2592	1	32	global	global	ADJ
american_scientific_journal-2592	1	33	society	society	NOUN
american_scientific_journal-2592	1	34	of	of	ADP
american_scientific_journal-2592	1	35	scientific	scientific	ADJ
american_scientific_journal-2592	1	36	research	research	NOUN
american_scientific_journal-2592	1	37	and	and	CCONJ
american_scientific_journal-2592	1	38	researchers	researcher	NOUN
american_scientific_journal-2592	1	39	http://asrjetsjournal.org/	http://asrjetsjournal.org/	NOUN
american_scientific_journal-2592	1	40	performance	performance	NOUN
american_scientific_journal-2592	1	41	comparison	comparison	NOUN
american_scientific_journal-2592	1	42	of	of	ADP
american_scientific_journal-2592	1	43	collaborative	collaborative	ADJ
american_scientific_journal-2592	1	44	filtering	filtering	NOUN
american_scientific_journal-2592	1	45	prediction	prediction	NOUN
american_scientific_journal-2592	1	46	methods	method	NOUN
american_scientific_journal-2592	1	47	on	on	ADP
american_scientific_journal-2592	1	48	recommendation	recommendation	NOUN
american_scientific_journal-2592	1	49	system	system	NOUN
american_scientific_journal-2592	1	50	win	win	VERB
american_scientific_journal-2592	1	51	win	win	NOUN
american_scientific_journal-2592	1	52	moea	moea	NOUN
american_scientific_journal-2592	1	53	*	*	NUM
american_scientific_journal-2592	1	54	,	,	PUNCT
american_scientific_journal-2592	1	55	nang	nang	PROPN
american_scientific_journal-2592	1	56	aye	aye	PROPN
american_scientific_journal-2592	1	57	aye	aye	PROPN
american_scientific_journal-2592	1	58	htweb	htweb	VERB
american_scientific_journal-2592	1	59	a	a	DET
american_scientific_journal-2592	1	60	,	,	PUNCT
american_scientific_journal-2592	1	61	bdepartment	bdepartment	NOUN
american_scientific_journal-2592	1	62	of	of	ADP
american_scientific_journal-2592	1	63	computer	computer	NOUN
american_scientific_journal-2592	1	64	engineering	engineering	NOUN
american_scientific_journal-2592	1	65	and	and	CCONJ
american_scientific_journal-2592	1	66	information	information	NOUN
american_scientific_journal-2592	1	67	technology	technology	NOUN
american_scientific_journal-2592	1	68	,	,	PUNCT
american_scientific_journal-2592	1	69	mandalay	mandalay	NOUN
american_scientific_journal-2592	1	70	technological	technological	ADJ
american_scientific_journal-2592	1	71	university	university	NOUN
american_scientific_journal-2592	1	72	,	,	PUNCT
american_scientific_journal-2592	1	73	mandalay	mandalay	NOUN
american_scientific_journal-2592	1	74	,	,	PUNCT
american_scientific_journal-2592	1	75	myanmar	myanmar	PROPN
american_scientific_journal-2592	1	76	aemail	aemail	NOUN
american_scientific_journal-2592	1	77	:	:	PUNCT
american_scientific_journal-2592	1	78	win2moe.it	win2moe.it	PROPN
american_scientific_journal-2592	1	79	@gmail.com	@gmail.com	X
american_scientific_journal-2592	1	80	bemail	bemail	PROPN
american_scientific_journal-2592	1	81	:	:	PUNCT
american_scientific_journal-2592	2	1	htwe.aye@gmail.com	htwe.aye@gmail.com	PROPN
american_scientific_journal-2592	2	2	abstract	abstract	ADJ
american_scientific_journal-2592	2	3	recommendation	recommendation	NOUN
american_scientific_journal-2592	2	4	systems	system	NOUN
american_scientific_journal-2592	2	5	were	be	AUX
american_scientific_journal-2592	2	6	introduced	introduce	VERB
american_scientific_journal-2592	2	7	as	as	ADP
american_scientific_journal-2592	2	8	the	the	DET
american_scientific_journal-2592	2	9	computer	computer	NOUN
american_scientific_journal-2592	2	10	-	-	PUNCT
american_scientific_journal-2592	2	11	based	base	VERB
american_scientific_journal-2592	2	12	intelligent	intelligent	ADJ
american_scientific_journal-2592	2	13	techniques	technique	NOUN
american_scientific_journal-2592	2	14	to	to	PART
american_scientific_journal-2592	2	15	deal	deal	VERB
american_scientific_journal-2592	2	16	with	with	ADP
american_scientific_journal-2592	2	17	the	the	DET
american_scientific_journal-2592	2	18	problem	problem	NOUN
american_scientific_journal-2592	2	19	of	of	ADP
american_scientific_journal-2592	2	20	information	information	NOUN
american_scientific_journal-2592	2	21	overload	overload	NOUN
american_scientific_journal-2592	2	22	.	.	PUNCT
american_scientific_journal-2592	3	1	collaborative	collaborative	ADJ
american_scientific_journal-2592	3	2	filtering	filtering	NOUN
american_scientific_journal-2592	3	3	is	be	AUX
american_scientific_journal-2592	3	4	a	a	DET
american_scientific_journal-2592	3	5	simple	simple	ADJ
american_scientific_journal-2592	3	6	recommendation	recommendation	NOUN
american_scientific_journal-2592	3	7	algorithm	algorithm	NOUN
american_scientific_journal-2592	3	8	that	that	PRON
american_scientific_journal-2592	3	9	executes	execute	VERB
american_scientific_journal-2592	3	10	the	the	DET
american_scientific_journal-2592	3	11	similarity	similarity	NOUN
american_scientific_journal-2592	3	12	(	(	PUNCT
american_scientific_journal-2592	3	13	neighborhoods	neighborhood	NOUN
american_scientific_journal-2592	3	14	)	)	PUNCT
american_scientific_journal-2592	3	15	between	between	ADP
american_scientific_journal-2592	3	16	items	item	NOUN
american_scientific_journal-2592	3	17	and	and	CCONJ
american_scientific_journal-2592	3	18	then	then	ADV
american_scientific_journal-2592	3	19	computes	compute	VERB
american_scientific_journal-2592	3	20	the	the	DET
american_scientific_journal-2592	3	21	missing	miss	VERB
american_scientific_journal-2592	3	22	data	datum	NOUN
american_scientific_journal-2592	3	23	predictions	prediction	NOUN
american_scientific_journal-2592	3	24	.	.	PUNCT
american_scientific_journal-2592	4	1	a	a	DET
american_scientific_journal-2592	4	2	serious	serious	ADJ
american_scientific_journal-2592	4	3	limitation	limitation	NOUN
american_scientific_journal-2592	4	4	of	of	ADP
american_scientific_journal-2592	4	5	collaborative	collaborative	ADJ
american_scientific_journal-2592	4	6	filtering	filtering	NOUN
american_scientific_journal-2592	4	7	is	be	AUX
american_scientific_journal-2592	4	8	the	the	DET
american_scientific_journal-2592	4	9	sparisity	sparisity	NOUN
american_scientific_journal-2592	4	10	problem	problem	NOUN
american_scientific_journal-2592	4	11	,	,	PUNCT
american_scientific_journal-2592	4	12	referring	refer	VERB
american_scientific_journal-2592	4	13	to	to	ADP
american_scientific_journal-2592	4	14	the	the	DET
american_scientific_journal-2592	4	15	situation	situation	NOUN
american_scientific_journal-2592	4	16	where	where	SCONJ
american_scientific_journal-2592	4	17	insufficient	insufficient	ADJ
american_scientific_journal-2592	4	18	rating	rating	NOUN
american_scientific_journal-2592	4	19	history	history	NOUN
american_scientific_journal-2592	4	20	is	be	AUX
american_scientific_journal-2592	4	21	available	available	ADJ
american_scientific_journal-2592	4	22	for	for	ADP
american_scientific_journal-2592	4	23	inferring	infer	VERB
american_scientific_journal-2592	4	24	reliable	reliable	ADJ
american_scientific_journal-2592	4	25	similarities	similarity	NOUN
american_scientific_journal-2592	4	26	.	.	PUNCT
american_scientific_journal-2592	5	1	this	this	DET
american_scientific_journal-2592	5	2	research	research	NOUN
american_scientific_journal-2592	5	3	compares	compare	VERB
american_scientific_journal-2592	5	4	four	four	NUM
american_scientific_journal-2592	5	5	prediction	prediction	NOUN
american_scientific_journal-2592	5	6	methods	method	NOUN
american_scientific_journal-2592	5	7	:	:	PUNCT
american_scientific_journal-2592	5	8	weighted	weight	VERB
american_scientific_journal-2592	5	9	sum	sum	NOUN
american_scientific_journal-2592	5	10	,	,	PUNCT
american_scientific_journal-2592	5	11	mean	mean	ADJ
american_scientific_journal-2592	5	12	-	-	PUNCT
american_scientific_journal-2592	5	13	centering	center	VERB
american_scientific_journal-2592	5	14	,	,	PUNCT
american_scientific_journal-2592	5	15	boosted	boost	VERB
american_scientific_journal-2592	5	16	weighted	weight	VERB
american_scientific_journal-2592	5	17	sum	sum	NOUN
american_scientific_journal-2592	5	18	and	and	CCONJ
american_scientific_journal-2592	5	19	boosted	boost	VERB
american_scientific_journal-2592	5	20	double	double	ADJ
american_scientific_journal-2592	5	21	means	mean	NOUN
american_scientific_journal-2592	5	22	centering	center	VERB
american_scientific_journal-2592	5	23	predictions	prediction	NOUN
american_scientific_journal-2592	5	24	.	.	PUNCT
american_scientific_journal-2592	6	1	boosting	boost	VERB
american_scientific_journal-2592	6	2	double	double	ADJ
american_scientific_journal-2592	6	3	means	mean	NOUN
american_scientific_journal-2592	6	4	centering	center	VERB
american_scientific_journal-2592	6	5	taken	take	VERB
american_scientific_journal-2592	6	6	into	into	ADP
american_scientific_journal-2592	6	7	account	account	NOUN
american_scientific_journal-2592	6	8	information	information	NOUN
american_scientific_journal-2592	6	9	of	of	ADP
american_scientific_journal-2592	6	10	both	both	DET
american_scientific_journal-2592	6	11	users	user	NOUN
american_scientific_journal-2592	6	12	and	and	CCONJ
american_scientific_journal-2592	6	13	items	item	NOUN
american_scientific_journal-2592	6	14	in	in	ADP
american_scientific_journal-2592	6	15	order	order	NOUN
american_scientific_journal-2592	6	16	to	to	PART
american_scientific_journal-2592	6	17	overcome	overcome	VERB
american_scientific_journal-2592	6	18	the	the	DET
american_scientific_journal-2592	6	19	potential	potential	ADJ
american_scientific_journal-2592	6	20	decrease	decrease	NOUN
american_scientific_journal-2592	6	21	of	of	ADP
american_scientific_journal-2592	6	22	accuracy	accuracy	NOUN
american_scientific_journal-2592	6	23	due	due	ADP
american_scientific_journal-2592	6	24	to	to	ADP
american_scientific_journal-2592	6	25	sparsity	sparsity	NOUN
american_scientific_journal-2592	6	26	when	when	SCONJ
american_scientific_journal-2592	6	27	predicting	predict	VERB
american_scientific_journal-2592	6	28	the	the	DET
american_scientific_journal-2592	6	29	missing	miss	VERB
american_scientific_journal-2592	6	30	value	value	NOUN
american_scientific_journal-2592	6	31	.	.	PUNCT
american_scientific_journal-2592	7	1	it	it	PRON
american_scientific_journal-2592	7	2	tries	try	VERB
american_scientific_journal-2592	7	3	to	to	PART
american_scientific_journal-2592	7	4	capture	capture	VERB
american_scientific_journal-2592	7	5	the	the	DET
american_scientific_journal-2592	7	6	user	user	NOUN
american_scientific_journal-2592	7	7	and	and	CCONJ
american_scientific_journal-2592	7	8	item	item	NOUN
american_scientific_journal-2592	7	9	biases	bias	NOUN
american_scientific_journal-2592	7	10	from	from	ADP
american_scientific_journal-2592	7	11	the	the	DET
american_scientific_journal-2592	7	12	whole	whole	ADJ
american_scientific_journal-2592	7	13	effects	effect	NOUN
american_scientific_journal-2592	7	14	so	so	SCONJ
american_scientific_journal-2592	7	15	as	as	SCONJ
american_scientific_journal-2592	7	16	to	to	PART
american_scientific_journal-2592	7	17	enable	enable	VERB
american_scientific_journal-2592	7	18	the	the	DET
american_scientific_journal-2592	7	19	better	well	ADJ
american_scientific_journal-2592	7	20	concentrating	concentrating	NOUN
american_scientific_journal-2592	7	21	on	on	ADP
american_scientific_journal-2592	7	22	user	user	NOUN
american_scientific_journal-2592	7	23	-	-	PUNCT
american_scientific_journal-2592	7	24	item	item	NOUN
american_scientific_journal-2592	7	25	interaction	interaction	NOUN
american_scientific_journal-2592	7	26	.	.	PUNCT
american_scientific_journal-2592	8	1	furthermore	furthermore	ADV
american_scientific_journal-2592	8	2	,	,	PUNCT
american_scientific_journal-2592	8	3	ensemble	ensemble	ADJ
american_scientific_journal-2592	8	4	learning	learning	NOUN
american_scientific_journal-2592	8	5	will	will	AUX
american_scientific_journal-2592	8	6	improve	improve	VERB
american_scientific_journal-2592	8	7	the	the	DET
american_scientific_journal-2592	8	8	performance	performance	NOUN
american_scientific_journal-2592	8	9	collaborative	collaborative	ADJ
american_scientific_journal-2592	8	10	filtering	filtering	NOUN
american_scientific_journal-2592	8	11	method	method	NOUN
american_scientific_journal-2592	8	12	because	because	SCONJ
american_scientific_journal-2592	8	13	an	an	DET
american_scientific_journal-2592	8	14	ensemble	ensemble	NOUN
american_scientific_journal-2592	8	15	of	of	ADP
american_scientific_journal-2592	8	16	collaborative	collaborative	ADJ
american_scientific_journal-2592	8	17	filtering	filtering	NOUN
american_scientific_journal-2592	8	18	models	model	NOUN
american_scientific_journal-2592	8	19	based	base	VERB
american_scientific_journal-2592	8	20	on	on	ADP
american_scientific_journal-2592	8	21	a	a	DET
american_scientific_journal-2592	8	22	single	single	ADJ
american_scientific_journal-2592	8	23	collaborative	collaborative	ADJ
american_scientific_journal-2592	8	24	filtering	filtering	NOUN
american_scientific_journal-2592	8	25	algorithm	algorithm	NOUN
american_scientific_journal-2592	8	26	considered	consider	VERB
american_scientific_journal-2592	8	27	the	the	DET
american_scientific_journal-2592	8	28	problem	problem	NOUN
american_scientific_journal-2592	8	29	of	of	ADP
american_scientific_journal-2592	8	30	sparsity	sparsity	NOUN
american_scientific_journal-2592	8	31	,	,	PUNCT
american_scientific_journal-2592	8	32	recommender	recommender	NOUN
american_scientific_journal-2592	8	33	error	error	NOUN
american_scientific_journal-2592	8	34	rate	rate	NOUN
american_scientific_journal-2592	8	35	and	and	CCONJ
american_scientific_journal-2592	8	36	sample	sample	NOUN
american_scientific_journal-2592	8	37	weight	weight	NOUN
american_scientific_journal-2592	8	38	update	update	NOUN
american_scientific_journal-2592	8	39	.	.	PUNCT
american_scientific_journal-2592	9	1	rating	rate	VERB
american_scientific_journal-2592	9	2	history	history	NOUN
american_scientific_journal-2592	9	3	in	in	ADP
american_scientific_journal-2592	9	4	book	book	NOUN
american_scientific_journal-2592	9	5	-	-	PUNCT
american_scientific_journal-2592	9	6	crossing	crossing	NOUN
american_scientific_journal-2592	9	7	dataset	dataset	NOUN
american_scientific_journal-2592	9	8	with	with	ADP
american_scientific_journal-2592	9	9	91	91	NUM
american_scientific_journal-2592	9	10	%	%	NOUN
american_scientific_journal-2592	9	11	sparsity	sparsity	NOUN
american_scientific_journal-2592	9	12	level	level	NOUN
american_scientific_journal-2592	9	13	is	be	AUX
american_scientific_journal-2592	9	14	used	use	VERB
american_scientific_journal-2592	9	15	to	to	PART
american_scientific_journal-2592	9	16	evaluate	evaluate	VERB
american_scientific_journal-2592	9	17	the	the	DET
american_scientific_journal-2592	9	18	missing	miss	VERB
american_scientific_journal-2592	9	19	rating	rating	NOUN
american_scientific_journal-2592	9	20	predictions	prediction	NOUN
american_scientific_journal-2592	9	21	and	and	CCONJ
american_scientific_journal-2592	9	22	the	the	DET
american_scientific_journal-2592	9	23	performance	performance	NOUN
american_scientific_journal-2592	9	24	comparison	comparison	NOUN
american_scientific_journal-2592	9	25	of	of	ADP
american_scientific_journal-2592	9	26	rating	rating	NOUN
american_scientific_journal-2592	9	27	predictions	prediction	NOUN
american_scientific_journal-2592	9	28	on	on	ADP
american_scientific_journal-2592	9	29	two	two	NUM
american_scientific_journal-2592	9	30	traditional	traditional	ADJ
american_scientific_journal-2592	9	31	collaborative	collaborative	ADJ
american_scientific_journal-2592	9	32	filtering	filtering	NOUN
american_scientific_journal-2592	9	33	and	and	CCONJ
american_scientific_journal-2592	9	34	two	two	NUM
american_scientific_journal-2592	9	35	boosting	boost	VERB
american_scientific_journal-2592	9	36	collaborative	collaborative	ADJ
american_scientific_journal-2592	9	37	filtering	filter	VERB
american_scientific_journal-2592	9	38	frameworks	framework	NOUN
american_scientific_journal-2592	9	39	.	.	PUNCT
american_scientific_journal-2592	10	1	experimental	experimental	ADJ
american_scientific_journal-2592	10	2	results	result	NOUN
american_scientific_journal-2592	10	3	shows	show	VERB
american_scientific_journal-2592	10	4	that	that	SCONJ
american_scientific_journal-2592	10	5	the	the	DET
american_scientific_journal-2592	10	6	proposed	propose	VERB
american_scientific_journal-2592	10	7	boosted	boost	VERB
american_scientific_journal-2592	10	8	double	double	ADJ
american_scientific_journal-2592	10	9	mean	mean	NOUN
american_scientific_journal-2592	10	10	centering	center	VERB
american_scientific_journal-2592	10	11	framework	framework	NOUN
american_scientific_journal-2592	10	12	improve	improve	VERB
american_scientific_journal-2592	10	13	the	the	DET
american_scientific_journal-2592	10	14	prediction	prediction	NOUN
american_scientific_journal-2592	10	15	accuracy	accuracy	NOUN
american_scientific_journal-2592	10	16	than	than	ADP
american_scientific_journal-2592	10	17	the	the	DET
american_scientific_journal-2592	10	18	two	two	NUM
american_scientific_journal-2592	10	19	traditional	traditional	ADJ
american_scientific_journal-2592	10	20	collaborative	collaborative	ADJ
american_scientific_journal-2592	10	21	filtering	filtering	NOUN
american_scientific_journal-2592	10	22	and	and	CCONJ
american_scientific_journal-2592	10	23	the	the	DET
american_scientific_journal-2592	10	24	other	other	ADJ
american_scientific_journal-2592	10	25	boosting	boost	VERB
american_scientific_journal-2592	10	26	prediction	prediction	NOUN
american_scientific_journal-2592	10	27	algorithm	algorithm	NOUN
american_scientific_journal-2592	10	28	.	.	PUNCT
american_scientific_journal-2592	11	1	keywords	keyword	NOUN
american_scientific_journal-2592	11	2	:	:	PUNCT
american_scientific_journal-2592	11	3	collaborative	collaborative	ADJ
american_scientific_journal-2592	11	4	filtering	filtering	NOUN
american_scientific_journal-2592	11	5	;	;	PUNCT
american_scientific_journal-2592	11	6	ensemble	ensemble	ADJ
american_scientific_journal-2592	11	7	learning	learning	NOUN
american_scientific_journal-2592	11	8	;	;	PUNCT
american_scientific_journal-2592	11	9	prediction	prediction	NOUN
american_scientific_journal-2592	11	10	algorithm	algorithm	NOUN
american_scientific_journal-2592	11	11	;	;	PUNCT
american_scientific_journal-2592	11	12	recommendation	recommendation	NOUN
american_scientific_journal-2592	11	13	system	system	NOUN
american_scientific_journal-2592	11	14	;	;	PUNCT
american_scientific_journal-2592	11	15	similarity	similarity	NOUN
american_scientific_journal-2592	11	16	measure	measure	NOUN
american_scientific_journal-2592	11	17	.	.	PUNCT
american_scientific_journal-2592	12	1	-----------------------------------------------------------------------	-----------------------------------------------------------------------	PUNCT
american_scientific_journal-2592	13	1	*	*	PUNCT
american_scientific_journal-2592	13	2	corresponding	correspond	VERB
american_scientific_journal-2592	13	3	author	author	NOUN
american_scientific_journal-2592	13	4	.	.	PUNCT
american_scientific_journal-2592	14	1	http://asrjetsjournal.org/	http://asrjetsjournal.org/	PROPN
american_scientific_journal-2592	14	2	mailto:example@yahoo.com	mailto:example@yahoo.com	PROPN
american_scientific_journal-2592	14	3	american	american	PROPN
american_scientific_journal-2592	14	4	scientific	scientific	ADJ
american_scientific_journal-2592	14	5	research	research	PROPN
american_scientific_journal-2592	14	6	journal	journal	NOUN
american_scientific_journal-2592	14	7	for	for	ADP
american_scientific_journal-2592	14	8	engineering	engineering	NOUN
american_scientific_journal-2592	14	9	,	,	PUNCT
american_scientific_journal-2592	14	10	technology	technology	NOUN
american_scientific_journal-2592	14	11	,	,	PUNCT
american_scientific_journal-2592	14	12	and	and	CCONJ
american_scientific_journal-2592	14	13	sciences	science	NOUN
american_scientific_journal-2592	14	14	(	(	PUNCT
american_scientific_journal-2592	14	15	asrjets	asrjet	NOUN
american_scientific_journal-2592	14	16	)	)	PUNCT
american_scientific_journal-2592	14	17	(	(	PUNCT
american_scientific_journal-2592	14	18	2017	2017	NUM
american_scientific_journal-2592	14	19	)	)	PUNCT
american_scientific_journal-2592	14	20	volume	volume	NOUN
american_scientific_journal-2592	14	21	28	28	NUM
american_scientific_journal-2592	14	22	,	,	PUNCT
american_scientific_journal-2592	14	23	no	no	DET
american_scientific_journal-2592	14	24	1	1	NUM
american_scientific_journal-2592	14	25	,	,	PUNCT
american_scientific_journal-2592	14	26	pp	pp	ADV
american_scientific_journal-2592	14	27	18	18	NUM
american_scientific_journal-2592	14	28	-	-	SYM
american_scientific_journal-2592	14	29	29	29	NUM
american_scientific_journal-2592	14	30	19	19	NUM
american_scientific_journal-2592	14	31	1	1	NUM
american_scientific_journal-2592	14	32	.	.	PUNCT
american_scientific_journal-2592	15	1	introduction	introduction	NOUN
american_scientific_journal-2592	15	2	recommendation	recommendation	NOUN
american_scientific_journal-2592	15	3	systems	system	NOUN
american_scientific_journal-2592	15	4	(	(	PUNCT
american_scientific_journal-2592	15	5	rs	rs	NOUN
american_scientific_journal-2592	15	6	)	)	PUNCT
american_scientific_journal-2592	15	7	are	be	AUX
american_scientific_journal-2592	15	8	now	now	ADV
american_scientific_journal-2592	15	9	popular	popular	ADJ
american_scientific_journal-2592	15	10	both	both	CCONJ
american_scientific_journal-2592	15	11	in	in	ADP
american_scientific_journal-2592	15	12	commercially	commercially	ADV
american_scientific_journal-2592	15	13	and	and	CCONJ
american_scientific_journal-2592	15	14	in	in	ADP
american_scientific_journal-2592	15	15	the	the	DET
american_scientific_journal-2592	15	16	research	research	NOUN
american_scientific_journal-2592	15	17	community	community	NOUN
american_scientific_journal-2592	15	18	,	,	PUNCT
american_scientific_journal-2592	15	19	where	where	SCONJ
american_scientific_journal-2592	15	20	many	many	ADJ
american_scientific_journal-2592	15	21	approaches	approach	NOUN
american_scientific_journal-2592	15	22	have	have	AUX
american_scientific_journal-2592	15	23	been	be	AUX
american_scientific_journal-2592	15	24	suggested	suggest	VERB
american_scientific_journal-2592	15	25	for	for	ADP
american_scientific_journal-2592	15	26	providing	provide	VERB
american_scientific_journal-2592	15	27	recommendations	recommendation	NOUN
american_scientific_journal-2592	15	28	[	[	X
american_scientific_journal-2592	15	29	1	1	NUM
american_scientific_journal-2592	15	30	]	]	PUNCT
american_scientific_journal-2592	15	31	.	.	PUNCT
american_scientific_journal-2592	16	1	rs	rs	PROPN
american_scientific_journal-2592	16	2	can	can	AUX
american_scientific_journal-2592	16	3	now	now	ADV
american_scientific_journal-2592	16	4	be	be	AUX
american_scientific_journal-2592	16	5	found	find	VERB
american_scientific_journal-2592	16	6	in	in	ADP
american_scientific_journal-2592	16	7	many	many	ADJ
american_scientific_journal-2592	16	8	applications	application	NOUN
american_scientific_journal-2592	16	9	that	that	PRON
american_scientific_journal-2592	16	10	expose	expose	VERB
american_scientific_journal-2592	16	11	the	the	DET
american_scientific_journal-2592	16	12	user	user	NOUN
american_scientific_journal-2592	16	13	to	to	ADP
american_scientific_journal-2592	16	14	a	a	DET
american_scientific_journal-2592	16	15	huge	huge	ADJ
american_scientific_journal-2592	16	16	collection	collection	NOUN
american_scientific_journal-2592	16	17	of	of	ADP
american_scientific_journal-2592	16	18	items	item	NOUN
american_scientific_journal-2592	16	19	.	.	PUNCT
american_scientific_journal-2592	17	1	such	such	ADJ
american_scientific_journal-2592	17	2	systems	system	NOUN
american_scientific_journal-2592	17	3	typically	typically	ADV
american_scientific_journal-2592	17	4	provide	provide	VERB
american_scientific_journal-2592	17	5	the	the	DET
american_scientific_journal-2592	17	6	user	user	NOUN
american_scientific_journal-2592	17	7	with	with	ADP
american_scientific_journal-2592	17	8	a	a	DET
american_scientific_journal-2592	17	9	list	list	NOUN
american_scientific_journal-2592	17	10	of	of	ADP
american_scientific_journal-2592	17	11	recommended	recommend	VERB
american_scientific_journal-2592	17	12	items	item	NOUN
american_scientific_journal-2592	17	13	that	that	PRON
american_scientific_journal-2592	17	14	are	be	AUX
american_scientific_journal-2592	17	15	preferred	prefer	VERB
american_scientific_journal-2592	17	16	,	,	PUNCT
american_scientific_journal-2592	17	17	or	or	CCONJ
american_scientific_journal-2592	17	18	predict	predict	VERB
american_scientific_journal-2592	17	19	how	how	SCONJ
american_scientific_journal-2592	17	20	much	much	ADJ
american_scientific_journal-2592	17	21	item	item	NOUN
american_scientific_journal-2592	17	22	is	be	AUX
american_scientific_journal-2592	17	23	preferred	prefer	VERB
american_scientific_journal-2592	17	24	.	.	PUNCT
american_scientific_journal-2592	18	1	to	to	PART
american_scientific_journal-2592	18	2	predict	predict	VERB
american_scientific_journal-2592	18	3	the	the	DET
american_scientific_journal-2592	18	4	unknown	unknown	ADJ
american_scientific_journal-2592	18	5	rating	rating	NOUN
american_scientific_journal-2592	18	6	,	,	PUNCT
american_scientific_journal-2592	18	7	collaborative	collaborative	ADJ
american_scientific_journal-2592	18	8	filtering	filtering	NOUN
american_scientific_journal-2592	18	9	is	be	AUX
american_scientific_journal-2592	18	10	the	the	DET
american_scientific_journal-2592	18	11	most	most	ADV
american_scientific_journal-2592	18	12	successful	successful	ADJ
american_scientific_journal-2592	18	13	and	and	CCONJ
american_scientific_journal-2592	18	14	popular	popular	ADJ
american_scientific_journal-2592	18	15	method	method	NOUN
american_scientific_journal-2592	18	16	for	for	ADP
american_scientific_journal-2592	18	17	providing	provide	VERB
american_scientific_journal-2592	18	18	predictions	prediction	NOUN
american_scientific_journal-2592	18	19	over	over	ADP
american_scientific_journal-2592	18	20	user	user	NOUN
american_scientific_journal-2592	18	21	preferences	preference	NOUN
american_scientific_journal-2592	18	22	.	.	PUNCT
american_scientific_journal-2592	19	1	memory	memory	NOUN
american_scientific_journal-2592	19	2	based	base	VERB
american_scientific_journal-2592	19	3	collaborative	collaborative	ADJ
american_scientific_journal-2592	19	4	filtering	filtering	NOUN
american_scientific_journal-2592	19	5	mainly	mainly	ADV
american_scientific_journal-2592	19	6	deals	deal	VERB
american_scientific_journal-2592	19	7	with	with	ADP
american_scientific_journal-2592	19	8	user	user	NOUN
american_scientific_journal-2592	19	9	-	-	PUNCT
american_scientific_journal-2592	19	10	to	to	ADP
american_scientific_journal-2592	19	11	-	-	PUNCT
american_scientific_journal-2592	19	12	user	user	NOUN
american_scientific_journal-2592	19	13	or	or	CCONJ
american_scientific_journal-2592	19	14	item	item	NOUN
american_scientific_journal-2592	19	15	-	-	PUNCT
american_scientific_journal-2592	19	16	to	to	ADP
american_scientific_journal-2592	19	17	-	-	PUNCT
american_scientific_journal-2592	19	18	item	item	NOUN
american_scientific_journal-2592	19	19	similarity	similarity	NOUN
american_scientific_journal-2592	19	20	computation	computation	NOUN
american_scientific_journal-2592	19	21	meaning	mean	VERB
american_scientific_journal-2592	19	22	that	that	SCONJ
american_scientific_journal-2592	19	23	that	that	DET
american_scientific_journal-2592	19	24	system	system	NOUN
american_scientific_journal-2592	19	25	utilizes	utilize	VERB
american_scientific_journal-2592	19	26	neighborhoods	neighborhood	NOUN
american_scientific_journal-2592	19	27	constructed	construct	VERB
american_scientific_journal-2592	19	28	from	from	ADP
american_scientific_journal-2592	19	29	a	a	DET
american_scientific_journal-2592	19	30	collection	collection	NOUN
american_scientific_journal-2592	19	31	of	of	ADP
american_scientific_journal-2592	19	32	the	the	DET
american_scientific_journal-2592	19	33	rating	rating	NOUN
american_scientific_journal-2592	19	34	history	history	NOUN
american_scientific_journal-2592	19	35	.	.	PUNCT
american_scientific_journal-2592	20	1	in	in	ADP
american_scientific_journal-2592	20	2	other	other	ADJ
american_scientific_journal-2592	20	3	words	word	NOUN
american_scientific_journal-2592	20	4	,	,	PUNCT
american_scientific_journal-2592	20	5	this	this	PRON
american_scientific_journal-2592	20	6	deals	deal	NOUN
american_scientific_journal-2592	20	7	with	with	ADP
american_scientific_journal-2592	20	8	the	the	DET
american_scientific_journal-2592	20	9	overall	overall	ADJ
american_scientific_journal-2592	20	10	user	user	NOUN
american_scientific_journal-2592	20	11	-	-	PUNCT
american_scientific_journal-2592	20	12	item	item	NOUN
american_scientific_journal-2592	20	13	rating	rating	NOUN
american_scientific_journal-2592	20	14	matrix	matrix	NOUN
american_scientific_journal-2592	20	15	to	to	PART
american_scientific_journal-2592	20	16	generate	generate	VERB
american_scientific_journal-2592	20	17	the	the	DET
american_scientific_journal-2592	20	18	prediction	prediction	NOUN
american_scientific_journal-2592	20	19	result	result	NOUN
american_scientific_journal-2592	20	20	.	.	PUNCT
american_scientific_journal-2592	21	1	in	in	ADP
american_scientific_journal-2592	21	2	the	the	DET
american_scientific_journal-2592	21	3	real	real	ADJ
american_scientific_journal-2592	21	4	world	world	NOUN
american_scientific_journal-2592	21	5	recommendation	recommendation	NOUN
american_scientific_journal-2592	21	6	,	,	PUNCT
american_scientific_journal-2592	21	7	it	it	PRON
american_scientific_journal-2592	21	8	is	be	AUX
american_scientific_journal-2592	21	9	usual	usual	ADJ
american_scientific_journal-2592	21	10	that	that	SCONJ
american_scientific_journal-2592	21	11	the	the	DET
american_scientific_journal-2592	21	12	most	most	ADV
american_scientific_journal-2592	21	13	active	active	ADJ
american_scientific_journal-2592	21	14	users	user	NOUN
american_scientific_journal-2592	21	15	have	have	AUX
american_scientific_journal-2592	21	16	rated	rate	VERB
american_scientific_journal-2592	21	17	a	a	DET
american_scientific_journal-2592	21	18	very	very	ADV
american_scientific_journal-2592	21	19	limited	limited	ADJ
american_scientific_journal-2592	21	20	percentage	percentage	NOUN
american_scientific_journal-2592	21	21	of	of	ADP
american_scientific_journal-2592	21	22	items	item	NOUN
american_scientific_journal-2592	21	23	,	,	PUNCT
american_scientific_journal-2592	21	24	when	when	SCONJ
american_scientific_journal-2592	21	25	compared	compare	VERB
american_scientific_journal-2592	21	26	to	to	ADP
american_scientific_journal-2592	21	27	the	the	DET
american_scientific_journal-2592	21	28	available	available	ADJ
american_scientific_journal-2592	21	29	total	total	NOUN
american_scientific_journal-2592	21	30	.	.	PUNCT
american_scientific_journal-2592	22	1	that	that	PRON
american_scientific_journal-2592	22	2	leads	lead	VERB
american_scientific_journal-2592	22	3	to	to	PART
american_scientific_journal-2592	22	4	sparse	sparse	VERB
american_scientific_journal-2592	22	5	user	user	NOUN
american_scientific_journal-2592	22	6	-	-	PUNCT
american_scientific_journal-2592	22	7	item	item	NOUN
american_scientific_journal-2592	22	8	matrices	matrix	NOUN
american_scientific_journal-2592	22	9	,	,	PUNCT
american_scientific_journal-2592	22	10	inability	inability	NOUN
american_scientific_journal-2592	22	11	to	to	PART
american_scientific_journal-2592	22	12	locate	locate	VERB
american_scientific_journal-2592	22	13	successful	successful	ADJ
american_scientific_journal-2592	22	14	neighbors	neighbor	NOUN
american_scientific_journal-2592	22	15	and	and	CCONJ
american_scientific_journal-2592	22	16	finally	finally	ADV
american_scientific_journal-2592	22	17	,	,	PUNCT
american_scientific_journal-2592	22	18	the	the	DET
american_scientific_journal-2592	22	19	generation	generation	NOUN
american_scientific_journal-2592	22	20	of	of	ADP
american_scientific_journal-2592	22	21	weak	weak	ADJ
american_scientific_journal-2592	22	22	recommendations	recommendation	NOUN
american_scientific_journal-2592	22	23	[	[	X
american_scientific_journal-2592	22	24	2	2	NUM
american_scientific_journal-2592	22	25	]	]	PUNCT
american_scientific_journal-2592	22	26	.	.	PUNCT
american_scientific_journal-2592	23	1	the	the	DET
american_scientific_journal-2592	23	2	proposed	propose	VERB
american_scientific_journal-2592	23	3	framework	framework	NOUN
american_scientific_journal-2592	23	4	composed	compose	VERB
american_scientific_journal-2592	23	5	of	of	ADP
american_scientific_journal-2592	23	6	two	two	NUM
american_scientific_journal-2592	23	7	main	main	ADJ
american_scientific_journal-2592	23	8	components	component	NOUN
american_scientific_journal-2592	23	9	to	to	PART
american_scientific_journal-2592	23	10	overcome	overcome	VERB
american_scientific_journal-2592	23	11	the	the	DET
american_scientific_journal-2592	23	12	sparsity	sparsity	NOUN
american_scientific_journal-2592	23	13	problem	problem	NOUN
american_scientific_journal-2592	23	14	.	.	PUNCT
american_scientific_journal-2592	24	1	firstly	firstly	ADV
american_scientific_journal-2592	24	2	,	,	PUNCT
american_scientific_journal-2592	24	3	the	the	DET
american_scientific_journal-2592	24	4	double	double	ADJ
american_scientific_journal-2592	24	5	mean	mean	NOUN
american_scientific_journal-2592	24	6	centering	center	VERB
american_scientific_journal-2592	24	7	collaborative	collaborative	ADJ
american_scientific_journal-2592	24	8	filtering	filtering	NOUN
american_scientific_journal-2592	24	9	is	be	AUX
american_scientific_journal-2592	24	10	proposed	propose	VERB
american_scientific_journal-2592	24	11	that	that	SCONJ
american_scientific_journal-2592	24	12	tries	try	VERB
american_scientific_journal-2592	24	13	to	to	PART
american_scientific_journal-2592	24	14	capture	capture	VERB
american_scientific_journal-2592	24	15	user	user	NOUN
american_scientific_journal-2592	24	16	biases	bias	NOUN
american_scientific_journal-2592	24	17	and	and	CCONJ
american_scientific_journal-2592	24	18	item	item	NOUN
american_scientific_journal-2592	24	19	biases	bias	NOUN
american_scientific_journal-2592	24	20	and	and	CCONJ
american_scientific_journal-2592	24	21	separates	separate	VERB
american_scientific_journal-2592	24	22	them	they	PRON
american_scientific_journal-2592	24	23	from	from	ADP
american_scientific_journal-2592	24	24	the	the	DET
american_scientific_journal-2592	24	25	whole	whole	ADJ
american_scientific_journal-2592	24	26	effects	effect	NOUN
american_scientific_journal-2592	24	27	so	so	SCONJ
american_scientific_journal-2592	24	28	as	as	SCONJ
american_scientific_journal-2592	24	29	to	to	PART
american_scientific_journal-2592	24	30	better	well	ADV
american_scientific_journal-2592	24	31	concentrating	concentrate	VERB
american_scientific_journal-2592	24	32	on	on	ADP
american_scientific_journal-2592	24	33	user	user	NOUN
american_scientific_journal-2592	24	34	-	-	PUNCT
american_scientific_journal-2592	24	35	item	item	NOUN
american_scientific_journal-2592	24	36	interaction	interaction	NOUN
american_scientific_journal-2592	24	37	.	.	PUNCT
american_scientific_journal-2592	25	1	most	most	ADJ
american_scientific_journal-2592	25	2	improvement	improvement	NOUN
american_scientific_journal-2592	25	3	of	of	ADP
american_scientific_journal-2592	25	4	collaborative	collaborative	ADJ
american_scientific_journal-2592	25	5	filtering	filtering	NOUN
american_scientific_journal-2592	25	6	models	model	NOUN
american_scientific_journal-2592	25	7	either	either	CCONJ
american_scientific_journal-2592	25	8	create	create	VERB
american_scientific_journal-2592	25	9	more	more	ADV
american_scientific_journal-2592	25	10	sophisticated	sophisticated	ADJ
american_scientific_journal-2592	25	11	models	model	NOUN
american_scientific_journal-2592	25	12	or	or	CCONJ
american_scientific_journal-2592	25	13	add	add	VERB
american_scientific_journal-2592	25	14	new	new	ADJ
american_scientific_journal-2592	25	15	enhancements	enhancement	NOUN
american_scientific_journal-2592	25	16	to	to	ADP
american_scientific_journal-2592	25	17	known	know	VERB
american_scientific_journal-2592	25	18	ones	one	NOUN
american_scientific_journal-2592	25	19	.	.	PUNCT
american_scientific_journal-2592	26	1	ensemble	ensemble	ADJ
american_scientific_journal-2592	26	2	is	be	AUX
american_scientific_journal-2592	26	3	a	a	DET
american_scientific_journal-2592	26	4	machine	machine	NOUN
american_scientific_journal-2592	26	5	learning	learn	VERB
american_scientific_journal-2592	26	6	approach	approach	NOUN
american_scientific_journal-2592	26	7	that	that	PRON
american_scientific_journal-2592	26	8	uses	use	VERB
american_scientific_journal-2592	26	9	a	a	DET
american_scientific_journal-2592	26	10	combination	combination	NOUN
american_scientific_journal-2592	26	11	of	of	ADP
american_scientific_journal-2592	26	12	identical	identical	ADJ
american_scientific_journal-2592	26	13	models	model	NOUN
american_scientific_journal-2592	26	14	in	in	ADP
american_scientific_journal-2592	26	15	order	order	NOUN
american_scientific_journal-2592	26	16	to	to	PART
american_scientific_journal-2592	26	17	improve	improve	VERB
american_scientific_journal-2592	26	18	the	the	DET
american_scientific_journal-2592	26	19	results	result	NOUN
american_scientific_journal-2592	26	20	obtained	obtain	VERB
american_scientific_journal-2592	26	21	by	by	ADP
american_scientific_journal-2592	26	22	a	a	DET
american_scientific_journal-2592	26	23	single	single	ADJ
american_scientific_journal-2592	26	24	model	model	NOUN
american_scientific_journal-2592	26	25	.	.	PUNCT
american_scientific_journal-2592	27	1	unlike	unlike	ADP
american_scientific_journal-2592	27	2	hybridization	hybridization	NOUN
american_scientific_journal-2592	27	3	methods	method	NOUN
american_scientific_journal-2592	27	4	in	in	ADP
american_scientific_journal-2592	27	5	recommender	recommender	NOUN
american_scientific_journal-2592	27	6	systems	system	NOUN
american_scientific_journal-2592	27	7	that	that	PRON
american_scientific_journal-2592	27	8	combine	combine	VERB
american_scientific_journal-2592	27	9	different	different	ADJ
american_scientific_journal-2592	27	10	types	type	NOUN
american_scientific_journal-2592	27	11	of	of	ADP
american_scientific_journal-2592	27	12	recommendation	recommendation	NOUN
american_scientific_journal-2592	27	13	models	model	NOUN
american_scientific_journal-2592	27	14	(	(	PUNCT
american_scientific_journal-2592	27	15	e.g.	e.g.	ADV
american_scientific_journal-2592	27	16	a	a	DET
american_scientific_journal-2592	27	17	cf	cf	NOUN
american_scientific_journal-2592	27	18	model	model	NOUN
american_scientific_journal-2592	27	19	and	and	CCONJ
american_scientific_journal-2592	27	20	a	a	DET
american_scientific_journal-2592	27	21	content	content	NOUN
american_scientific_journal-2592	27	22	based	base	VERB
american_scientific_journal-2592	27	23	model	model	NOUN
american_scientific_journal-2592	27	24	)	)	PUNCT
american_scientific_journal-2592	27	25	,	,	PUNCT
american_scientific_journal-2592	27	26	the	the	DET
american_scientific_journal-2592	27	27	base	base	NOUN
american_scientific_journal-2592	27	28	model	model	NOUN
american_scientific_journal-2592	27	29	which	which	PRON
american_scientific_journal-2592	27	30	construct	construct	VERB
american_scientific_journal-2592	27	31	the	the	DET
american_scientific_journal-2592	27	32	ensemble	ensemble	ADJ
american_scientific_journal-2592	27	33	is	be	AUX
american_scientific_journal-2592	27	34	a	a	DET
american_scientific_journal-2592	27	35	single	single	ADJ
american_scientific_journal-2592	27	36	learning	learning	NOUN
american_scientific_journal-2592	27	37	algorithm	algorithm	NOUN
american_scientific_journal-2592	27	38	.	.	PUNCT
american_scientific_journal-2592	28	1	therefore	therefore	ADV
american_scientific_journal-2592	28	2	,	,	PUNCT
american_scientific_journal-2592	28	3	the	the	DET
american_scientific_journal-2592	28	4	second	second	ADJ
american_scientific_journal-2592	28	5	idea	idea	NOUN
american_scientific_journal-2592	28	6	is	be	AUX
american_scientific_journal-2592	28	7	to	to	PART
american_scientific_journal-2592	28	8	propose	propose	VERB
american_scientific_journal-2592	28	9	the	the	DET
american_scientific_journal-2592	28	10	boosting	boost	VERB
american_scientific_journal-2592	28	11	framework	framework	NOUN
american_scientific_journal-2592	28	12	[	[	X
american_scientific_journal-2592	28	13	3	3	X
american_scientific_journal-2592	28	14	]	]	PUNCT
american_scientific_journal-2592	28	15	that	that	PRON
american_scientific_journal-2592	28	16	will	will	AUX
american_scientific_journal-2592	28	17	iteratively	iteratively	ADV
american_scientific_journal-2592	28	18	trains	train	VERB
american_scientific_journal-2592	28	19	the	the	DET
american_scientific_journal-2592	28	20	collaborative	collaborative	ADJ
american_scientific_journal-2592	28	21	filtering	filtering	NOUN
american_scientific_journal-2592	28	22	prediction	prediction	NOUN
american_scientific_journal-2592	28	23	.	.	PUNCT
american_scientific_journal-2592	29	1	after	after	SCONJ
american_scientific_journal-2592	29	2	each	each	DET
american_scientific_journal-2592	29	3	predictor	predictor	NOUN
american_scientific_journal-2592	29	4	is	be	AUX
american_scientific_journal-2592	29	5	trained	train	VERB
american_scientific_journal-2592	29	6	,	,	PUNCT
american_scientific_journal-2592	29	7	its	its	PRON
american_scientific_journal-2592	29	8	error	error	NOUN
american_scientific_journal-2592	29	9	rate	rate	NOUN
american_scientific_journal-2592	29	10	is	be	AUX
american_scientific_journal-2592	29	11	measured	measure	VERB
american_scientific_journal-2592	29	12	,	,	PUNCT
american_scientific_journal-2592	29	13	and	and	CCONJ
american_scientific_journal-2592	29	14	mispredicted	mispredicted	ADJ
american_scientific_journal-2592	29	15	instances	instance	NOUN
american_scientific_journal-2592	29	16	are	be	AUX
american_scientific_journal-2592	29	17	emphasized	emphasize	VERB
american_scientific_journal-2592	29	18	,	,	PUNCT
american_scientific_journal-2592	29	19	and	and	CCONJ
american_scientific_journal-2592	29	20	then	then	ADV
american_scientific_journal-2592	29	21	train	train	VERB
american_scientific_journal-2592	29	22	a	a	DET
american_scientific_journal-2592	29	23	new	new	ADJ
american_scientific_journal-2592	29	24	predictor	predictor	NOUN
american_scientific_journal-2592	29	25	.	.	PUNCT
american_scientific_journal-2592	30	1	at	at	ADP
american_scientific_journal-2592	30	2	the	the	DET
american_scientific_journal-2592	30	3	final	final	ADJ
american_scientific_journal-2592	30	4	prediction	prediction	NOUN
american_scientific_journal-2592	30	5	time	time	NOUN
american_scientific_journal-2592	30	6	,	,	PUNCT
american_scientific_journal-2592	30	7	the	the	DET
american_scientific_journal-2592	30	8	boosting	boost	VERB
american_scientific_journal-2592	30	9	framework	framework	NOUN
american_scientific_journal-2592	30	10	combines	combine	VERB
american_scientific_journal-2592	30	11	the	the	DET
american_scientific_journal-2592	30	12	results	result	NOUN
american_scientific_journal-2592	30	13	from	from	ADP
american_scientific_journal-2592	30	14	the	the	DET
american_scientific_journal-2592	30	15	individual	individual	ADJ
american_scientific_journal-2592	30	16	predictors	predictor	NOUN
american_scientific_journal-2592	30	17	trained	train	VERB
american_scientific_journal-2592	30	18	to	to	PART
american_scientific_journal-2592	30	19	produce	produce	VERB
american_scientific_journal-2592	30	20	the	the	DET
american_scientific_journal-2592	30	21	final	final	ADJ
american_scientific_journal-2592	30	22	results	result	NOUN
american_scientific_journal-2592	30	23	that	that	PRON
american_scientific_journal-2592	30	24	will	will	AUX
american_scientific_journal-2592	30	25	improve	improve	VERB
american_scientific_journal-2592	30	26	the	the	DET
american_scientific_journal-2592	30	27	prediction	prediction	NOUN
american_scientific_journal-2592	30	28	accuracy	accuracy	NOUN
american_scientific_journal-2592	30	29	of	of	ADP
american_scientific_journal-2592	30	30	traditional	traditional	ADJ
american_scientific_journal-2592	30	31	collaborative	collaborative	ADJ
american_scientific_journal-2592	30	32	filtering	filtering	NOUN
american_scientific_journal-2592	30	33	.	.	PUNCT
american_scientific_journal-2592	31	1	the	the	DET
american_scientific_journal-2592	31	2	rest	rest	NOUN
american_scientific_journal-2592	31	3	of	of	ADP
american_scientific_journal-2592	31	4	the	the	DET
american_scientific_journal-2592	31	5	paper	paper	NOUN
american_scientific_journal-2592	31	6	is	be	AUX
american_scientific_journal-2592	31	7	organized	organize	VERB
american_scientific_journal-2592	31	8	as	as	SCONJ
american_scientific_journal-2592	31	9	follows	follow	VERB
american_scientific_journal-2592	31	10	:	:	PUNCT
american_scientific_journal-2592	31	11	section	section	PROPN
american_scientific_journal-2592	31	12	ii	ii	PROPN
american_scientific_journal-2592	31	13	covers	cover	VERB
american_scientific_journal-2592	31	14	related	related	ADJ
american_scientific_journal-2592	31	15	work	work	NOUN
american_scientific_journal-2592	31	16	.	.	PUNCT
american_scientific_journal-2592	32	1	section	section	NOUN
american_scientific_journal-2592	32	2	iii	iii	PROPN
american_scientific_journal-2592	32	3	presents	present	NOUN
american_scientific_journal-2592	32	4	recommendation	recommendation	NOUN
american_scientific_journal-2592	32	5	system	system	NOUN
american_scientific_journal-2592	32	6	including	include	VERB
american_scientific_journal-2592	32	7	four	four	NUM
american_scientific_journal-2592	32	8	prediction	prediction	NOUN
american_scientific_journal-2592	32	9	approaches	approach	NOUN
american_scientific_journal-2592	32	10	.	.	PUNCT
american_scientific_journal-2592	33	1	section	section	NOUN
american_scientific_journal-2592	33	2	iv	iv	PRON
american_scientific_journal-2592	33	3	provides	provide	VERB
american_scientific_journal-2592	33	4	experimental	experimental	ADJ
american_scientific_journal-2592	33	5	results	result	NOUN
american_scientific_journal-2592	33	6	of	of	ADP
american_scientific_journal-2592	33	7	different	different	ADJ
american_scientific_journal-2592	33	8	recommendation	recommendation	NOUN
american_scientific_journal-2592	33	9	algorithms	algorithm	NOUN
american_scientific_journal-2592	33	10	.	.	PUNCT
american_scientific_journal-2592	34	1	section	section	NOUN
american_scientific_journal-2592	34	2	v	v	PROPN
american_scientific_journal-2592	34	3	concludes	conclude	VERB
american_scientific_journal-2592	34	4	the	the	DET
american_scientific_journal-2592	34	5	proposed	propose	VERB
american_scientific_journal-2592	34	6	system	system	NOUN
american_scientific_journal-2592	34	7	.	.	PUNCT
american_scientific_journal-2592	35	1	2	2	X
american_scientific_journal-2592	35	2	.	.	X
american_scientific_journal-2592	35	3	related	relate	VERB
american_scientific_journal-2592	35	4	work	work	NOUN
american_scientific_journal-2592	35	5	bedroll	bedroll	PROPN
american_scientific_journal-2592	35	6	sarwar	sarwar	PROPN
american_scientific_journal-2592	35	7	and	and	CCONJ
american_scientific_journal-2592	35	8	his	his	PRON
american_scientific_journal-2592	35	9	colleagues	colleague	NOUN
american_scientific_journal-2592	36	1	[	[	X
american_scientific_journal-2592	36	2	4	4	X
american_scientific_journal-2592	36	3	]	]	PUNCT
american_scientific_journal-2592	36	4	presented	present	VERB
american_scientific_journal-2592	36	5	that	that	SCONJ
american_scientific_journal-2592	36	6	the	the	DET
american_scientific_journal-2592	36	7	recommender	recommender	NOUN
american_scientific_journal-2592	36	8	systems	system	NOUN
american_scientific_journal-2592	36	9	can	can	AUX
american_scientific_journal-2592	36	10	be	be	AUX
american_scientific_journal-2592	36	11	applied	apply	VERB
american_scientific_journal-2592	36	12	in	in	ADP
american_scientific_journal-2592	36	13	knowledge	knowledge	NOUN
american_scientific_journal-2592	36	14	discovery	discovery	NOUN
american_scientific_journal-2592	36	15	techniques	technique	NOUN
american_scientific_journal-2592	36	16	to	to	ADP
american_scientific_journal-2592	36	17	the	the	DET
american_scientific_journal-2592	36	18	problem	problem	NOUN
american_scientific_journal-2592	36	19	of	of	ADP
american_scientific_journal-2592	36	20	making	make	VERB
american_scientific_journal-2592	36	21	personalized	personalized	ADJ
american_scientific_journal-2592	36	22	recommendations	recommendation	NOUN
american_scientific_journal-2592	36	23	for	for	ADP
american_scientific_journal-2592	36	24	information	information	NOUN
american_scientific_journal-2592	36	25	or	or	CCONJ
american_scientific_journal-2592	36	26	products	product	NOUN
american_scientific_journal-2592	36	27	.	.	PUNCT
american_scientific_journal-2592	37	1	these	these	DET
american_scientific_journal-2592	37	2	systems	system	NOUN
american_scientific_journal-2592	37	3	find	find	VERB
american_scientific_journal-2592	37	4	the	the	DET
american_scientific_journal-2592	37	5	neighbors	neighbor	NOUN
american_scientific_journal-2592	37	6	using	use	VERB
american_scientific_journal-2592	37	7	co	co	ADJ
american_scientific_journal-2592	37	8	-	-	ADJ
american_scientific_journal-2592	37	9	rated	rate	VERB
american_scientific_journal-2592	37	10	items	item	NOUN
american_scientific_journal-2592	37	11	and	and	CCONJ
american_scientific_journal-2592	37	12	then	then	ADV
american_scientific_journal-2592	37	13	predict	predict	VERB
american_scientific_journal-2592	37	14	the	the	DET
american_scientific_journal-2592	37	15	missing	miss	VERB
american_scientific_journal-2592	37	16	ratings	rating	NOUN
american_scientific_journal-2592	37	17	.	.	PUNCT
american_scientific_journal-2592	38	1	the	the	DET
american_scientific_journal-2592	38	2	bottleneck	bottleneck	NOUN
american_scientific_journal-2592	38	3	in	in	ADP
american_scientific_journal-2592	38	4	conventional	conventional	ADJ
american_scientific_journal-2592	38	5	collaborative	collaborative	ADJ
american_scientific_journal-2592	38	6	filtering	filter	VERB
american_scientific_journal-2592	38	7	algorithms	algorithm	NOUN
american_scientific_journal-2592	38	8	is	be	AUX
american_scientific_journal-2592	38	9	the	the	DET
american_scientific_journal-2592	38	10	search	search	NOUN
american_scientific_journal-2592	38	11	for	for	ADP
american_scientific_journal-2592	38	12	neighbours	neighbour	NOUN
american_scientific_journal-2592	38	13	among	among	ADP
american_scientific_journal-2592	38	14	a	a	DET
american_scientific_journal-2592	38	15	large	large	ADJ
american_scientific_journal-2592	38	16	user	user	NOUN
american_scientific_journal-2592	38	17	population	population	NOUN
american_scientific_journal-2592	38	18	of	of	ADP
american_scientific_journal-2592	38	19	potential	potential	ADJ
american_scientific_journal-2592	38	20	neighbours	neighbour	NOUN
american_scientific_journal-2592	38	21	.	.	PUNCT
american_scientific_journal-2592	39	1	item	item	NOUN
american_scientific_journal-2592	39	2	-	-	PUNCT
american_scientific_journal-2592	39	3	based	base	VERB
american_scientific_journal-2592	39	4	algorithms	algorithm	NOUN
american_scientific_journal-2592	39	5	avoid	avoid	VERB
american_scientific_journal-2592	39	6	this	this	DET
american_scientific_journal-2592	39	7	bottleneck	bottleneck	NOUN
american_scientific_journal-2592	39	8	by	by	ADP
american_scientific_journal-2592	39	9	exploring	explore	VERB
american_scientific_journal-2592	39	10	the	the	DET
american_scientific_journal-2592	39	11	relationships	relationship	NOUN
american_scientific_journal-2592	39	12	between	between	ADP
american_scientific_journal-2592	39	13	items	item	NOUN
american_scientific_journal-2592	39	14	first	first	ADV
american_scientific_journal-2592	39	15	,	,	PUNCT
american_scientific_journal-2592	39	16	rather	rather	ADV
american_scientific_journal-2592	39	17	than	than	ADP
american_scientific_journal-2592	39	18	the	the	DET
american_scientific_journal-2592	39	19	relationships	relationship	NOUN
american_scientific_journal-2592	39	20	between	between	ADP
american_scientific_journal-2592	39	21	users	user	NOUN
american_scientific_journal-2592	39	22	.	.	PUNCT
american_scientific_journal-2592	40	1	different	different	ADJ
american_scientific_journal-2592	40	2	techniques	technique	NOUN
american_scientific_journal-2592	40	3	for	for	ADP
american_scientific_journal-2592	40	4	computing	compute	VERB
american_scientific_journal-2592	40	5	item	item	NOUN
american_scientific_journal-2592	40	6	-	-	PUNCT
american_scientific_journal-2592	40	7	item	item	NOUN
american_scientific_journal-2592	40	8	similarities	similarity	NOUN
american_scientific_journal-2592	40	9	are	be	AUX
american_scientific_journal-2592	40	10	presented	present	VERB
american_scientific_journal-2592	40	11	(	(	PUNCT
american_scientific_journal-2592	40	12	e.g.	e.g.	ADV
american_scientific_journal-2592	40	13	,	,	PUNCT
american_scientific_journal-2592	40	14	item	item	NOUN
american_scientific_journal-2592	40	15	-	-	PUNCT
american_scientific_journal-2592	40	16	item	item	NOUN
american_scientific_journal-2592	40	17	correlation	correlation	NOUN
american_scientific_journal-2592	40	18	and	and	CCONJ
american_scientific_journal-2592	40	19	cosine	cosine	NOUN
american_scientific_journal-2592	40	20	similarities	similarity	NOUN
american_scientific_journal-2592	40	21	between	between	ADP
american_scientific_journal-2592	40	22	item	item	NOUN
american_scientific_journal-2592	40	23	vectors	vector	NOUN
american_scientific_journal-2592	40	24	)	)	PUNCT
american_scientific_journal-2592	40	25	and	and	CCONJ
american_scientific_journal-2592	40	26	different	different	ADJ
american_scientific_journal-2592	40	27	techniques	technique	NOUN
american_scientific_journal-2592	40	28	for	for	ADP
american_scientific_journal-2592	40	29	rating	rating	NOUN
american_scientific_journal-2592	40	30	prediction	prediction	NOUN
american_scientific_journal-2592	40	31	(	(	PUNCT
american_scientific_journal-2592	40	32	e.g.	e.g.	ADV
american_scientific_journal-2592	40	33	,	,	PUNCT
american_scientific_journal-2592	40	34	weighted	weight	VERB
american_scientific_journal-2592	40	35	sum	sum	NOUN
american_scientific_journal-2592	40	36	and	and	CCONJ
american_scientific_journal-2592	40	37	regression	regression	NOUN
american_scientific_journal-2592	40	38	model	model	NOUN
american_scientific_journal-2592	40	39	)	)	PUNCT
american_scientific_journal-2592	40	40	.	.	PUNCT
american_scientific_journal-2592	41	1	because	because	SCONJ
american_scientific_journal-2592	41	2	the	the	DET
american_scientific_journal-2592	41	3	relationships	relationship	NOUN
american_scientific_journal-2592	41	4	between	between	ADP
american_scientific_journal-2592	41	5	items	item	NOUN
american_scientific_journal-2592	41	6	are	be	AUX
american_scientific_journal-2592	41	7	relatively	relatively	ADV
american_scientific_journal-2592	41	8	static	static	ADJ
american_scientific_journal-2592	41	9	,	,	PUNCT
american_scientific_journal-2592	41	10	item	item	NOUN
american_scientific_journal-2592	41	11	-	-	PUNCT
american_scientific_journal-2592	41	12	based	base	VERB
american_scientific_journal-2592	41	13	algorithm	algorithm	NOUN
american_scientific_journal-2592	41	14	may	may	AUX
american_scientific_journal-2592	41	15	be	be	AUX
american_scientific_journal-2592	41	16	able	able	ADJ
american_scientific_journal-2592	41	17	to	to	PART
american_scientific_journal-2592	41	18	provide	provide	VERB
american_scientific_journal-2592	41	19	the	the	DET
american_scientific_journal-2592	41	20	same	same	ADJ
american_scientific_journal-2592	41	21	quality	quality	NOUN
american_scientific_journal-2592	41	22	as	as	ADP
american_scientific_journal-2592	41	23	the	the	DET
american_scientific_journal-2592	41	24	user	user	NOUN
american_scientific_journal-2592	41	25	-	-	PUNCT
american_scientific_journal-2592	41	26	based	base	VERB
american_scientific_journal-2592	41	27	algorithms	algorithm	NOUN
american_scientific_journal-2592	41	28	with	with	ADP
american_scientific_journal-2592	41	29	american	american	ADJ
american_scientific_journal-2592	41	30	scientific	scientific	ADJ
american_scientific_journal-2592	41	31	research	research	NOUN
american_scientific_journal-2592	41	32	journal	journal	NOUN
american_scientific_journal-2592	41	33	for	for	ADP
american_scientific_journal-2592	41	34	engineering	engineering	NOUN
american_scientific_journal-2592	41	35	,	,	PUNCT
american_scientific_journal-2592	41	36	technology	technology	NOUN
american_scientific_journal-2592	41	37	,	,	PUNCT
american_scientific_journal-2592	41	38	and	and	CCONJ
american_scientific_journal-2592	41	39	sciences	science	NOUN
american_scientific_journal-2592	41	40	(	(	PUNCT
american_scientific_journal-2592	41	41	asrjets	asrjet	NOUN
american_scientific_journal-2592	41	42	)	)	PUNCT
american_scientific_journal-2592	41	43	(	(	PUNCT
american_scientific_journal-2592	41	44	2017	2017	NUM
american_scientific_journal-2592	41	45	)	)	PUNCT
american_scientific_journal-2592	41	46	volume	volume	NOUN
american_scientific_journal-2592	41	47	28	28	NUM
american_scientific_journal-2592	41	48	,	,	PUNCT
american_scientific_journal-2592	41	49	no	no	DET
american_scientific_journal-2592	41	50	1	1	NUM
american_scientific_journal-2592	41	51	,	,	PUNCT
american_scientific_journal-2592	41	52	pp	pp	ADV
american_scientific_journal-2592	41	53	18	18	NUM
american_scientific_journal-2592	41	54	-	-	SYM
american_scientific_journal-2592	41	55	29	29	NUM
american_scientific_journal-2592	41	56	20	20	NUM
american_scientific_journal-2592	41	57	less	less	ADJ
american_scientific_journal-2592	41	58	computation	computation	NOUN
american_scientific_journal-2592	41	59	time	time	NOUN
american_scientific_journal-2592	41	60	.	.	PUNCT
american_scientific_journal-2592	42	1	emmanouil	emmanouil	AUX
american_scientific_journal-2592	42	2	vozalis	vozali	VERB
american_scientific_journal-2592	42	3	[	[	X
american_scientific_journal-2592	42	4	5	5	NUM
american_scientific_journal-2592	42	5	]	]	PUNCT
american_scientific_journal-2592	42	6	provided	provide	VERB
american_scientific_journal-2592	42	7	a	a	DET
american_scientific_journal-2592	42	8	brief	brief	ADJ
american_scientific_journal-2592	42	9	review	review	NOUN
american_scientific_journal-2592	42	10	of	of	ADP
american_scientific_journal-2592	42	11	various	various	ADJ
american_scientific_journal-2592	42	12	collaborative	collaborative	ADJ
american_scientific_journal-2592	42	13	filtering	filter	VERB
american_scientific_journal-2592	42	14	algorithms	algorithm	NOUN
american_scientific_journal-2592	42	15	that	that	PRON
american_scientific_journal-2592	42	16	mainly	mainly	ADV
american_scientific_journal-2592	42	17	deal	deal	VERB
american_scientific_journal-2592	42	18	with	with	ADP
american_scientific_journal-2592	42	19	similarity	similarity	NOUN
american_scientific_journal-2592	42	20	computation	computation	NOUN
american_scientific_journal-2592	42	21	constructed	construct	VERB
american_scientific_journal-2592	42	22	as	as	ADP
american_scientific_journal-2592	42	23	a	a	DET
american_scientific_journal-2592	42	24	collection	collection	NOUN
american_scientific_journal-2592	42	25	of	of	ADP
american_scientific_journal-2592	42	26	neighbours	neighbour	NOUN
american_scientific_journal-2592	42	27	.	.	PUNCT
american_scientific_journal-2592	43	1	any	any	DET
american_scientific_journal-2592	43	2	recommender	recommender	NOUN
american_scientific_journal-2592	43	3	system	system	NOUN
american_scientific_journal-2592	43	4	has	have	VERB
american_scientific_journal-2592	43	5	the	the	DET
american_scientific_journal-2592	43	6	two	two	NUM
american_scientific_journal-2592	43	7	basic	basic	ADJ
american_scientific_journal-2592	43	8	entities	entity	NOUN
american_scientific_journal-2592	43	9	(	(	PUNCT
american_scientific_journal-2592	43	10	the	the	DET
american_scientific_journal-2592	43	11	user	user	NOUN
american_scientific_journal-2592	43	12	and	and	CCONJ
american_scientific_journal-2592	43	13	the	the	DET
american_scientific_journal-2592	43	14	item	item	NOUN
american_scientific_journal-2592	43	15	)	)	PUNCT
american_scientific_journal-2592	43	16	and	and	CCONJ
american_scientific_journal-2592	43	17	the	the	DET
american_scientific_journal-2592	43	18	system	system	NOUN
american_scientific_journal-2592	43	19	operates	operate	VERB
american_scientific_journal-2592	43	20	over	over	ADP
american_scientific_journal-2592	43	21	the	the	DET
american_scientific_journal-2592	43	22	entire	entire	ADJ
american_scientific_journal-2592	43	23	user	user	NOUN
american_scientific_journal-2592	43	24	-	-	PUNCT
american_scientific_journal-2592	43	25	item	item	NOUN
american_scientific_journal-2592	43	26	matrix	matrix	NOUN
american_scientific_journal-2592	43	27	to	to	PART
american_scientific_journal-2592	43	28	make	make	VERB
american_scientific_journal-2592	43	29	prediction	prediction	NOUN
american_scientific_journal-2592	43	30	.	.	PUNCT
american_scientific_journal-2592	44	1	it	it	PRON
american_scientific_journal-2592	44	2	is	be	AUX
american_scientific_journal-2592	44	3	usual	usual	ADJ
american_scientific_journal-2592	44	4	in	in	ADP
american_scientific_journal-2592	44	5	e	e	NOUN
american_scientific_journal-2592	44	6	-	-	NOUN
american_scientific_journal-2592	44	7	business	business	NOUN
american_scientific_journal-2592	44	8	that	that	SCONJ
american_scientific_journal-2592	44	9	even	even	ADV
american_scientific_journal-2592	44	10	the	the	DET
american_scientific_journal-2592	44	11	most	most	ADV
american_scientific_journal-2592	44	12	active	active	ADJ
american_scientific_journal-2592	44	13	users	user	NOUN
american_scientific_journal-2592	44	14	rated	rate	VERB
american_scientific_journal-2592	44	15	a	a	DET
american_scientific_journal-2592	44	16	very	very	ADV
american_scientific_journal-2592	44	17	limited	limited	ADJ
american_scientific_journal-2592	44	18	percentage	percentage	NOUN
american_scientific_journal-2592	44	19	of	of	ADP
american_scientific_journal-2592	44	20	products	product	NOUN
american_scientific_journal-2592	44	21	,	,	PUNCT
american_scientific_journal-2592	44	22	when	when	SCONJ
american_scientific_journal-2592	44	23	compared	compare	VERB
american_scientific_journal-2592	44	24	to	to	ADP
american_scientific_journal-2592	44	25	the	the	DET
american_scientific_journal-2592	44	26	available	available	ADJ
american_scientific_journal-2592	44	27	total	total	NOUN
american_scientific_journal-2592	44	28	.	.	PUNCT
american_scientific_journal-2592	45	1	as	as	ADP
american_scientific_journal-2592	45	2	a	a	DET
american_scientific_journal-2592	45	3	result	result	NOUN
american_scientific_journal-2592	45	4	,	,	PUNCT
american_scientific_journal-2592	45	5	the	the	DET
american_scientific_journal-2592	45	6	user	user	NOUN
american_scientific_journal-2592	45	7	-	-	PUNCT
american_scientific_journal-2592	45	8	item	item	NOUN
american_scientific_journal-2592	45	9	matrix	matrix	NOUN
american_scientific_journal-2592	45	10	is	be	AUX
american_scientific_journal-2592	45	11	usually	usually	ADV
american_scientific_journal-2592	45	12	sparse	sparse	ADJ
american_scientific_journal-2592	45	13	,	,	PUNCT
american_scientific_journal-2592	45	14	including	include	VERB
american_scientific_journal-2592	45	15	numerous	numerous	ADJ
american_scientific_journal-2592	45	16	"	"	PUNCT
american_scientific_journal-2592	45	17	no	no	DET
american_scientific_journal-2592	45	18	rating	rating	NOUN
american_scientific_journal-2592	45	19	"	"	PUNCT
american_scientific_journal-2592	45	20	values	value	NOUN
american_scientific_journal-2592	45	21	,	,	PUNCT
american_scientific_journal-2592	45	22	thus	thus	ADV
american_scientific_journal-2592	45	23	making	make	VERB
american_scientific_journal-2592	45	24	it	it	PRON
american_scientific_journal-2592	45	25	harder	hard	ADJ
american_scientific_journal-2592	45	26	for	for	SCONJ
american_scientific_journal-2592	45	27	filtering	filter	VERB
american_scientific_journal-2592	45	28	algorithms	algorithm	NOUN
american_scientific_journal-2592	45	29	to	to	PART
american_scientific_journal-2592	45	30	generate	generate	VERB
american_scientific_journal-2592	45	31	satisfactory	satisfactory	ADJ
american_scientific_journal-2592	45	32	results	result	NOUN
american_scientific_journal-2592	45	33	.	.	PUNCT
american_scientific_journal-2592	46	1	many	many	ADJ
american_scientific_journal-2592	46	2	techniques	technique	NOUN
american_scientific_journal-2592	46	3	such	such	ADJ
american_scientific_journal-2592	46	4	as	as	ADP
american_scientific_journal-2592	46	5	default	default	NOUN
american_scientific_journal-2592	46	6	voting	voting	NOUN
american_scientific_journal-2592	46	7	,	,	PUNCT
american_scientific_journal-2592	46	8	pre	pre	ADJ
american_scientific_journal-2592	46	9	-	-	ADJ
american_scientific_journal-2592	46	10	processing	processing	ADJ
american_scientific_journal-2592	46	11	using	use	VERB
american_scientific_journal-2592	46	12	average	average	ADJ
american_scientific_journal-2592	46	13	and	and	CCONJ
american_scientific_journal-2592	46	14	dimensionality	dimensionality	NOUN
american_scientific_journal-2592	46	15	reduction	reduction	NOUN
american_scientific_journal-2592	46	16	have	have	AUX
american_scientific_journal-2592	46	17	been	be	AUX
american_scientific_journal-2592	46	18	proposed	propose	VERB
american_scientific_journal-2592	46	19	to	to	PART
american_scientific_journal-2592	46	20	improve	improve	VERB
american_scientific_journal-2592	46	21	on	on	ADP
american_scientific_journal-2592	46	22	the	the	DET
american_scientific_journal-2592	46	23	results	result	NOUN
american_scientific_journal-2592	46	24	of	of	ADP
american_scientific_journal-2592	46	25	the	the	DET
american_scientific_journal-2592	46	26	recommendation	recommendation	NOUN
american_scientific_journal-2592	46	27	process	process	NOUN
american_scientific_journal-2592	46	28	.	.	PUNCT
american_scientific_journal-2592	47	1	these	these	DET
american_scientific_journal-2592	47	2	methods	method	NOUN
american_scientific_journal-2592	47	3	may	may	AUX
american_scientific_journal-2592	47	4	suffer	suffer	VERB
american_scientific_journal-2592	47	5	overfitting	overfitte	VERB
american_scientific_journal-2592	47	6	and	and	CCONJ
american_scientific_journal-2592	47	7	lose	lose	NOUN
american_scientific_journal-2592	47	8	of	of	ADP
american_scientific_journal-2592	47	9	valuable	valuable	ADJ
american_scientific_journal-2592	47	10	information	information	NOUN
american_scientific_journal-2592	47	11	.	.	PUNCT
american_scientific_journal-2592	48	1	xiaotian	xiaotian	PROPN
american_scientific_journal-2592	48	2	jiang	jiang	PROPN
american_scientific_journal-2592	48	3	and	and	CCONJ
american_scientific_journal-2592	48	4	and	and	CCONJ
american_scientific_journal-2592	48	5	his	his	PRON
american_scientific_journal-2592	48	6	colleagues	colleague	NOUN
american_scientific_journal-2592	48	7	[	[	X
american_scientific_journal-2592	48	8	6	6	NUM
american_scientific_journal-2592	48	9	]	]	PUNCT
american_scientific_journal-2592	48	10	discussed	discuss	VERB
american_scientific_journal-2592	48	11	boosting	boost	VERB
american_scientific_journal-2592	48	12	framework	framework	NOUN
american_scientific_journal-2592	48	13	that	that	PRON
american_scientific_journal-2592	48	14	combines	combine	VERB
american_scientific_journal-2592	48	15	multiple	multiple	ADJ
american_scientific_journal-2592	48	16	homogeneous	homogeneous	ADJ
american_scientific_journal-2592	48	17	recommenders	recommender	NOUN
american_scientific_journal-2592	48	18	,	,	PUNCT
american_scientific_journal-2592	48	19	which	which	PRON
american_scientific_journal-2592	48	20	are	be	AUX
american_scientific_journal-2592	48	21	based	base	VERB
american_scientific_journal-2592	48	22	on	on	ADP
american_scientific_journal-2592	48	23	the	the	DET
american_scientific_journal-2592	48	24	same	same	ADJ
american_scientific_journal-2592	48	25	collaborative	collaborative	ADJ
american_scientific_journal-2592	48	26	filtering	filtering	NOUN
american_scientific_journal-2592	48	27	algorithm	algorithm	NOUN
american_scientific_journal-2592	48	28	with	with	ADP
american_scientific_journal-2592	48	29	different	different	ADJ
american_scientific_journal-2592	48	30	sample	sample	NOUN
american_scientific_journal-2592	48	31	weights	weight	NOUN
american_scientific_journal-2592	48	32	.	.	PUNCT
american_scientific_journal-2592	49	1	boosting	boost	VERB
american_scientific_journal-2592	49	2	is	be	AUX
american_scientific_journal-2592	49	3	employed	employ	VERB
american_scientific_journal-2592	49	4	to	to	PART
american_scientific_journal-2592	49	5	enhance	enhance	VERB
american_scientific_journal-2592	49	6	the	the	DET
american_scientific_journal-2592	49	7	performance	performance	NOUN
american_scientific_journal-2592	49	8	of	of	ADP
american_scientific_journal-2592	49	9	classification	classification	NOUN
american_scientific_journal-2592	49	10	by	by	ADP
american_scientific_journal-2592	49	11	integrating	integrate	VERB
american_scientific_journal-2592	49	12	multiple	multiple	ADJ
american_scientific_journal-2592	49	13	weak	weak	ADJ
american_scientific_journal-2592	49	14	classifiers	classifier	NOUN
american_scientific_journal-2592	49	15	into	into	ADP
american_scientific_journal-2592	49	16	a	a	DET
american_scientific_journal-2592	49	17	better	well	ADJ
american_scientific_journal-2592	49	18	classifier	classifier	NOUN
american_scientific_journal-2592	49	19	with	with	ADP
american_scientific_journal-2592	49	20	high	high	ADJ
american_scientific_journal-2592	49	21	accuracy	accuracy	NOUN
american_scientific_journal-2592	49	22	.	.	PUNCT
american_scientific_journal-2592	50	1	adaboost	adaboost	ADJ
american_scientific_journal-2592	50	2	employs	employ	VERB
american_scientific_journal-2592	50	3	sampling	sample	VERB
american_scientific_journal-2592	50	4	with	with	ADP
american_scientific_journal-2592	50	5	replacement	replacement	NOUN
american_scientific_journal-2592	50	6	to	to	PART
american_scientific_journal-2592	50	7	generate	generate	VERB
american_scientific_journal-2592	50	8	the	the	DET
american_scientific_journal-2592	50	9	actual	actual	ADJ
american_scientific_journal-2592	50	10	training	training	NOUN
american_scientific_journal-2592	50	11	dataset	dataset	NOUN
american_scientific_journal-2592	50	12	for	for	ADP
american_scientific_journal-2592	50	13	each	each	DET
american_scientific_journal-2592	50	14	classifier	classifier	NOUN
american_scientific_journal-2592	50	15	.	.	PUNCT
american_scientific_journal-2592	51	1	in	in	ADP
american_scientific_journal-2592	51	2	recommender	recommender	NOUN
american_scientific_journal-2592	51	3	systems	system	NOUN
american_scientific_journal-2592	51	4	,	,	PUNCT
american_scientific_journal-2592	51	5	whose	whose	DET
american_scientific_journal-2592	51	6	dataset	dataset	NOUN
american_scientific_journal-2592	51	7	is	be	AUX
american_scientific_journal-2592	51	8	often	often	ADV
american_scientific_journal-2592	51	9	very	very	ADV
american_scientific_journal-2592	51	10	sparse	sparse	ADJ
american_scientific_journal-2592	51	11	,	,	PUNCT
american_scientific_journal-2592	51	12	that	that	PRON
american_scientific_journal-2592	51	13	does	do	AUX
american_scientific_journal-2592	51	14	not	not	PART
american_scientific_journal-2592	51	15	work	work	VERB
american_scientific_journal-2592	51	16	.	.	PUNCT
american_scientific_journal-2592	52	1	sampling	sample	VERB
american_scientific_journal-2592	52	2	with	with	ADP
american_scientific_journal-2592	52	3	replacement	replacement	NOUN
american_scientific_journal-2592	52	4	brings	bring	VERB
american_scientific_journal-2592	52	5	about	about	ADP
american_scientific_journal-2592	52	6	massive	massive	ADJ
american_scientific_journal-2592	52	7	repetitive	repetitive	ADJ
american_scientific_journal-2592	52	8	samples	sample	NOUN
american_scientific_journal-2592	52	9	making	make	VERB
american_scientific_journal-2592	52	10	training	training	NOUN
american_scientific_journal-2592	52	11	dataset	dataset	NOUN
american_scientific_journal-2592	52	12	even	even	ADV
american_scientific_journal-2592	52	13	much	much	ADV
american_scientific_journal-2592	52	14	sparser	sparse	ADJ
american_scientific_journal-2592	52	15	than	than	ADP
american_scientific_journal-2592	52	16	the	the	DET
american_scientific_journal-2592	52	17	original	original	ADJ
american_scientific_journal-2592	52	18	input	input	NOUN
american_scientific_journal-2592	52	19	dataset	dataset	NOUN
american_scientific_journal-2592	52	20	.	.	PUNCT
american_scientific_journal-2592	53	1	and	and	CCONJ
american_scientific_journal-2592	53	2	the	the	DET
american_scientific_journal-2592	53	3	reweighting	reweighting	NOUN
american_scientific_journal-2592	53	4	strategy	strategy	NOUN
american_scientific_journal-2592	53	5	is	be	AUX
american_scientific_journal-2592	53	6	directly	directly	ADV
american_scientific_journal-2592	53	7	used	use	VERB
american_scientific_journal-2592	53	8	to	to	PART
american_scientific_journal-2592	53	9	control	control	VERB
american_scientific_journal-2592	53	10	the	the	DET
american_scientific_journal-2592	53	11	new	new	ADJ
american_scientific_journal-2592	53	12	classifier	classifier	NOUN
american_scientific_journal-2592	53	13	how	how	SCONJ
american_scientific_journal-2592	53	14	to	to	PART
american_scientific_journal-2592	53	15	appropriately	appropriately	ADV
american_scientific_journal-2592	53	16	update	update	VERB
american_scientific_journal-2592	53	17	sample	sample	NOUN
american_scientific_journal-2592	53	18	weights	weight	NOUN
american_scientific_journal-2592	53	19	in	in	ADP
american_scientific_journal-2592	53	20	its	its	PRON
american_scientific_journal-2592	53	21	shaping	shaping	NOUN
american_scientific_journal-2592	53	22	or	or	CCONJ
american_scientific_journal-2592	53	23	prediction	prediction	NOUN
american_scientific_journal-2592	53	24	phase	phase	NOUN
american_scientific_journal-2592	53	25	.	.	PUNCT
american_scientific_journal-2592	54	1	the	the	DET
american_scientific_journal-2592	54	2	boosting	boost	VERB
american_scientific_journal-2592	54	3	framework	framework	NOUN
american_scientific_journal-2592	54	4	can	can	AUX
american_scientific_journal-2592	54	5	improve	improve	VERB
american_scientific_journal-2592	54	6	the	the	DET
american_scientific_journal-2592	54	7	performance	performance	NOUN
american_scientific_journal-2592	54	8	of	of	ADP
american_scientific_journal-2592	54	9	memory	memory	NOUN
american_scientific_journal-2592	54	10	based	base	VERB
american_scientific_journal-2592	54	11	collaborative	collaborative	ADJ
american_scientific_journal-2592	54	12	filtering	filtering	NOUN
american_scientific_journal-2592	54	13	although	although	SCONJ
american_scientific_journal-2592	54	14	it	it	PRON
american_scientific_journal-2592	54	15	suffers	suffer	VERB
american_scientific_journal-2592	54	16	from	from	ADP
american_scientific_journal-2592	54	17	the	the	DET
american_scientific_journal-2592	54	18	complexity	complexity	NOUN
american_scientific_journal-2592	54	19	brought	bring	VERB
american_scientific_journal-2592	54	20	by	by	ADP
american_scientific_journal-2592	54	21	iteratively	iteratively	ADV
american_scientific_journal-2592	54	22	calculating	calculate	VERB
american_scientific_journal-2592	54	23	and	and	CCONJ
american_scientific_journal-2592	54	24	storing	store	VERB
american_scientific_journal-2592	54	25	the	the	DET
american_scientific_journal-2592	54	26	similarity	similarity	NOUN
american_scientific_journal-2592	54	27	matrix	matrix	NOUN
american_scientific_journal-2592	54	28	.	.	PUNCT
american_scientific_journal-2592	55	1	3	3	X
american_scientific_journal-2592	55	2	.	.	X
american_scientific_journal-2592	55	3	recommendation	recommendation	NOUN
american_scientific_journal-2592	55	4	system	system	NOUN
american_scientific_journal-2592	55	5	recommendation	recommendation	NOUN
american_scientific_journal-2592	55	6	system	system	NOUN
american_scientific_journal-2592	55	7	is	be	AUX
american_scientific_journal-2592	55	8	a	a	DET
american_scientific_journal-2592	55	9	research	research	NOUN
american_scientific_journal-2592	55	10	carried	carry	VERB
american_scientific_journal-2592	55	11	out	out	ADP
american_scientific_journal-2592	55	12	in	in	ADP
american_scientific_journal-2592	55	13	the	the	DET
american_scientific_journal-2592	55	14	field	field	NOUN
american_scientific_journal-2592	55	15	of	of	ADP
american_scientific_journal-2592	55	16	information	information	NOUN
american_scientific_journal-2592	55	17	retrieval	retrieval	NOUN
american_scientific_journal-2592	55	18	,	,	PUNCT
american_scientific_journal-2592	55	19	particularly	particularly	ADV
american_scientific_journal-2592	55	20	into	into	ADP
american_scientific_journal-2592	55	21	information	information	NOUN
american_scientific_journal-2592	55	22	filtering	filter	VERB
american_scientific_journal-2592	55	23	techniques	technique	NOUN
american_scientific_journal-2592	55	24	developed	develop	VERB
american_scientific_journal-2592	55	25	for	for	ADP
american_scientific_journal-2592	55	26	better	well	ADJ
american_scientific_journal-2592	55	27	cope	cope	VERB
american_scientific_journal-2592	55	28	with	with	ADP
american_scientific_journal-2592	55	29	the	the	DET
american_scientific_journal-2592	55	30	exponential	exponential	ADJ
american_scientific_journal-2592	55	31	growth	growth	NOUN
american_scientific_journal-2592	55	32	of	of	ADP
american_scientific_journal-2592	55	33	information	information	NOUN
american_scientific_journal-2592	55	34	in	in	ADP
american_scientific_journal-2592	55	35	the	the	DET
american_scientific_journal-2592	55	36	computer	computer	NOUN
american_scientific_journal-2592	55	37	age	age	NOUN
american_scientific_journal-2592	55	38	.	.	PUNCT
american_scientific_journal-2592	56	1	the	the	DET
american_scientific_journal-2592	56	2	different	different	ADJ
american_scientific_journal-2592	56	3	types	type	NOUN
american_scientific_journal-2592	56	4	of	of	ADP
american_scientific_journal-2592	56	5	recommendation	recommendation	NOUN
american_scientific_journal-2592	56	6	systems	system	NOUN
american_scientific_journal-2592	56	7	are	be	AUX
american_scientific_journal-2592	56	8	currently	currently	ADV
american_scientific_journal-2592	56	9	developed	develop	VERB
american_scientific_journal-2592	56	10	,	,	PUNCT
american_scientific_journal-2592	56	11	namely	namely	ADV
american_scientific_journal-2592	56	12	collaborative	collaborative	ADJ
american_scientific_journal-2592	56	13	filtering	filtering	NOUN
american_scientific_journal-2592	56	14	,	,	PUNCT
american_scientific_journal-2592	56	15	content	content	NOUN
american_scientific_journal-2592	56	16	based	base	VERB
american_scientific_journal-2592	56	17	approach	approach	NOUN
american_scientific_journal-2592	56	18	and	and	CCONJ
american_scientific_journal-2592	56	19	hybrid	hybrid	ADJ
american_scientific_journal-2592	56	20	recommendation	recommendation	NOUN
american_scientific_journal-2592	56	21	system	system	NOUN
american_scientific_journal-2592	56	22	.	.	PUNCT
american_scientific_journal-2592	57	1	among	among	ADP
american_scientific_journal-2592	57	2	these	these	DET
american_scientific_journal-2592	57	3	three	three	NUM
american_scientific_journal-2592	57	4	methods	method	NOUN
american_scientific_journal-2592	57	5	,	,	PUNCT
american_scientific_journal-2592	57	6	the	the	DET
american_scientific_journal-2592	57	7	most	most	ADV
american_scientific_journal-2592	57	8	widely	widely	ADV
american_scientific_journal-2592	57	9	used	use	VERB
american_scientific_journal-2592	57	10	recommendation	recommendation	NOUN
american_scientific_journal-2592	57	11	algorithm	algorithm	NOUN
american_scientific_journal-2592	57	12	is	be	AUX
american_scientific_journal-2592	57	13	collaborative	collaborative	ADJ
american_scientific_journal-2592	57	14	filtering	filtering	NOUN
american_scientific_journal-2592	57	15	(	(	PUNCT
american_scientific_journal-2592	57	16	cf	cf	NOUN
american_scientific_journal-2592	57	17	)	)	PUNCT
american_scientific_journal-2592	57	18	that	that	PRON
american_scientific_journal-2592	57	19	can	can	AUX
american_scientific_journal-2592	57	20	recommend	recommend	VERB
american_scientific_journal-2592	57	21	objects	object	NOUN
american_scientific_journal-2592	57	22	without	without	ADP
american_scientific_journal-2592	57	23	requirements	requirement	NOUN
american_scientific_journal-2592	57	24	on	on	ADP
american_scientific_journal-2592	57	25	contents	content	NOUN
american_scientific_journal-2592	57	26	of	of	ADP
american_scientific_journal-2592	57	27	items	item	NOUN
american_scientific_journal-2592	57	28	'	'	PART
american_scientific_journal-2592	57	29	representation	representation	NOUN
american_scientific_journal-2592	57	30	.	.	PUNCT
american_scientific_journal-2592	58	1	the	the	DET
american_scientific_journal-2592	58	2	main	main	ADJ
american_scientific_journal-2592	58	3	works	work	NOUN
american_scientific_journal-2592	58	4	of	of	ADP
american_scientific_journal-2592	58	5	collaborative	collaborative	ADJ
american_scientific_journal-2592	58	6	filtering	filtering	NOUN
american_scientific_journal-2592	58	7	are	be	AUX
american_scientific_journal-2592	58	8	finding	find	VERB
american_scientific_journal-2592	58	9	the	the	DET
american_scientific_journal-2592	58	10	nearest	near	ADJ
american_scientific_journal-2592	58	11	neighbors	neighbor	NOUN
american_scientific_journal-2592	58	12	that	that	PRON
american_scientific_journal-2592	58	13	are	be	AUX
american_scientific_journal-2592	58	14	the	the	DET
american_scientific_journal-2592	58	15	similarity	similarity	NOUN
american_scientific_journal-2592	58	16	computation	computation	NOUN
american_scientific_journal-2592	58	17	between	between	ADP
american_scientific_journal-2592	58	18	items	item	NOUN
american_scientific_journal-2592	58	19	and	and	CCONJ
american_scientific_journal-2592	58	20	estimating	estimate	VERB
american_scientific_journal-2592	58	21	unknown	unknown	ADJ
american_scientific_journal-2592	58	22	ratings	rating	NOUN
american_scientific_journal-2592	58	23	using	use	VERB
american_scientific_journal-2592	58	24	the	the	DET
american_scientific_journal-2592	58	25	high	high	ADJ
american_scientific_journal-2592	58	26	similarity	similarity	NOUN
american_scientific_journal-2592	58	27	neighbors	neighbor	NOUN
american_scientific_journal-2592	58	28	with	with	ADP
american_scientific_journal-2592	58	29	the	the	DET
american_scientific_journal-2592	58	30	target	target	NOUN
american_scientific_journal-2592	58	31	users	user	NOUN
american_scientific_journal-2592	58	32	to	to	PART
american_scientific_journal-2592	58	33	provide	provide	VERB
american_scientific_journal-2592	58	34	the	the	DET
american_scientific_journal-2592	58	35	personalized	personalized	ADJ
american_scientific_journal-2592	58	36	recommendation	recommendation	NOUN
american_scientific_journal-2592	58	37	list	list	NOUN
american_scientific_journal-2592	58	38	to	to	ADP
american_scientific_journal-2592	58	39	users	user	NOUN
american_scientific_journal-2592	58	40	.	.	PUNCT
american_scientific_journal-2592	59	1	the	the	DET
american_scientific_journal-2592	59	2	input	input	NOUN
american_scientific_journal-2592	59	3	to	to	ADP
american_scientific_journal-2592	59	4	a	a	DET
american_scientific_journal-2592	59	5	recommendation	recommendation	NOUN
american_scientific_journal-2592	59	6	system	system	NOUN
american_scientific_journal-2592	59	7	depends	depend	VERB
american_scientific_journal-2592	59	8	on	on	ADP
american_scientific_journal-2592	59	9	the	the	DET
american_scientific_journal-2592	59	10	type	type	NOUN
american_scientific_journal-2592	59	11	of	of	ADP
american_scientific_journal-2592	59	12	the	the	DET
american_scientific_journal-2592	59	13	employed	employ	VERB
american_scientific_journal-2592	59	14	filtering	filtering	NOUN
american_scientific_journal-2592	59	15	algorithm	algorithm	NOUN
american_scientific_journal-2592	59	16	.	.	PUNCT
american_scientific_journal-2592	60	1	generally	generally	ADV
american_scientific_journal-2592	60	2	,	,	PUNCT
american_scientific_journal-2592	60	3	the	the	DET
american_scientific_journal-2592	60	4	input	input	NOUN
american_scientific_journal-2592	60	5	belongs	belong	VERB
american_scientific_journal-2592	60	6	to	to	ADP
american_scientific_journal-2592	60	7	one	one	NUM
american_scientific_journal-2592	60	8	of	of	ADP
american_scientific_journal-2592	60	9	the	the	DET
american_scientific_journal-2592	60	10	categories	category	NOUN
american_scientific_journal-2592	60	11	such	such	ADJ
american_scientific_journal-2592	60	12	as	as	ADP
american_scientific_journal-2592	60	13	ratings	rating	NOUN
american_scientific_journal-2592	60	14	,	,	PUNCT
american_scientific_journal-2592	60	15	demographic	demographic	ADJ
american_scientific_journal-2592	60	16	data	datum	NOUN
american_scientific_journal-2592	60	17	and	and	CCONJ
american_scientific_journal-2592	60	18	content	content	NOUN
american_scientific_journal-2592	60	19	data	datum	NOUN
american_scientific_journal-2592	60	20	.	.	PUNCT
american_scientific_journal-2592	61	1	collaborative	collaborative	ADJ
american_scientific_journal-2592	61	2	filtering	filtering	NOUN
american_scientific_journal-2592	61	3	recommender	recommender	NOUN
american_scientific_journal-2592	61	4	systems	system	NOUN
american_scientific_journal-2592	61	5	rely	rely	VERB
american_scientific_journal-2592	61	6	on	on	ADP
american_scientific_journal-2592	61	7	user	user	NOUN
american_scientific_journal-2592	61	8	preferences	preference	NOUN
american_scientific_journal-2592	61	9	(	(	PUNCT
american_scientific_journal-2592	61	10	ratings	rating	NOUN
american_scientific_journal-2592	61	11	)	)	PUNCT
american_scientific_journal-2592	61	12	that	that	PRON
american_scientific_journal-2592	61	13	are	be	AUX
american_scientific_journal-2592	61	14	expressed	express	VERB
american_scientific_journal-2592	61	15	by	by	ADP
american_scientific_journal-2592	61	16	users	user	NOUN
american_scientific_journal-2592	61	17	to	to	ADP
american_scientific_journal-2592	61	18	items	item	NOUN
american_scientific_journal-2592	61	19	.	.	PUNCT
american_scientific_journal-2592	62	1	formally	formally	ADV
american_scientific_journal-2592	62	2	in	in	ADP
american_scientific_journal-2592	62	3	a	a	DET
american_scientific_journal-2592	62	4	book	book	NOUN
american_scientific_journal-2592	62	5	recommender	recommender	NOUN
american_scientific_journal-2592	62	6	system	system	NOUN
american_scientific_journal-2592	62	7	,	,	PUNCT
american_scientific_journal-2592	62	8	ratings	rating	NOUN
american_scientific_journal-2592	62	9	are	be	AUX
american_scientific_journal-2592	62	10	normally	normally	ADV
american_scientific_journal-2592	62	11	provided	provide	VERB
american_scientific_journal-2592	62	12	by	by	ADP
american_scientific_journal-2592	62	13	the	the	DET
american_scientific_journal-2592	62	14	user	user	NOUN
american_scientific_journal-2592	62	15	and	and	CCONJ
american_scientific_journal-2592	62	16	follow	follow	VERB
american_scientific_journal-2592	62	17	a	a	DET
american_scientific_journal-2592	62	18	specified	specified	ADJ
american_scientific_journal-2592	62	19	numerical	numerical	ADJ
american_scientific_journal-2592	62	20	scale	scale	NOUN
american_scientific_journal-2592	62	21	(	(	PUNCT
american_scientific_journal-2592	62	22	example	example	NOUN
american_scientific_journal-2592	62	23	:	:	PUNCT
american_scientific_journal-2592	62	24	1	1	NUM
american_scientific_journal-2592	62	25	-	-	PUNCT
american_scientific_journal-2592	62	26	bad	bad	ADJ
american_scientific_journal-2592	62	27	to	to	ADP
american_scientific_journal-2592	62	28	5	5	NUM
american_scientific_journal-2592	62	29	-	-	PUNCT
american_scientific_journal-2592	62	30	excellent	excellent	NOUN
american_scientific_journal-2592	62	31	)	)	PUNCT
american_scientific_journal-2592	62	32	at	at	ADP
american_scientific_journal-2592	62	33	the	the	DET
american_scientific_journal-2592	62	34	intersection	intersection	NOUN
american_scientific_journal-2592	62	35	of	of	ADP
american_scientific_journal-2592	62	36	a	a	DET
american_scientific_journal-2592	62	37	user	user	NOUN
american_scientific_journal-2592	62	38	to	to	ADP
american_scientific_journal-2592	62	39	a	a	DET
american_scientific_journal-2592	62	40	book	book	NOUN
american_scientific_journal-2592	62	41	represents	represent	VERB
american_scientific_journal-2592	62	42	that	that	SCONJ
american_scientific_journal-2592	62	43	the	the	DET
american_scientific_journal-2592	62	44	user	user	NOUN
american_scientific_journal-2592	62	45	votes	vote	VERB
american_scientific_journal-2592	62	46	to	to	ADP
american_scientific_journal-2592	62	47	that	that	DET
american_scientific_journal-2592	62	48	book	book	NOUN
american_scientific_journal-2592	62	49	as	as	SCONJ
american_scientific_journal-2592	62	50	shown	show	VERB
american_scientific_journal-2592	62	51	in	in	ADP
american_scientific_journal-2592	62	52	figure	figure	NOUN
american_scientific_journal-2592	62	53	1	1	NUM
american_scientific_journal-2592	62	54	.	.	PUNCT
american_scientific_journal-2592	63	1	the	the	DET
american_scientific_journal-2592	63	2	value	value	NOUN
american_scientific_journal-2592	63	3	'	'	PUNCT
american_scientific_journal-2592	63	4	0	0	NUM
american_scientific_journal-2592	63	5	'	'	PUNCT
american_scientific_journal-2592	63	6	in	in	ADP
american_scientific_journal-2592	63	7	this	this	DET
american_scientific_journal-2592	63	8	figure	figure	NOUN
american_scientific_journal-2592	63	9	represents	represent	VERB
american_scientific_journal-2592	63	10	that	that	SCONJ
american_scientific_journal-2592	63	11	the	the	DET
american_scientific_journal-2592	63	12	user	user	NOUN
american_scientific_journal-2592	63	13	votes	vote	VERB
american_scientific_journal-2592	63	14	to	to	ADP
american_scientific_journal-2592	63	15	any	any	DET
american_scientific_journal-2592	63	16	book	book	NOUN
american_scientific_journal-2592	63	17	and	and	CCONJ
american_scientific_journal-2592	63	18	also	also	ADV
american_scientific_journal-2592	63	19	known	know	VERB
american_scientific_journal-2592	63	20	as	as	ADP
american_scientific_journal-2592	63	21	missing	miss	VERB
american_scientific_journal-2592	63	22	rating	rating	NOUN
american_scientific_journal-2592	63	23	value	value	NOUN
american_scientific_journal-2592	63	24	.	.	PUNCT
american_scientific_journal-2592	64	1	in	in	ADP
american_scientific_journal-2592	64	2	this	this	DET
american_scientific_journal-2592	64	3	research	research	NOUN
american_scientific_journal-2592	64	4	,	,	PUNCT
american_scientific_journal-2592	64	5	predicting	predict	VERB
american_scientific_journal-2592	64	6	missing	miss	VERB
american_scientific_journal-2592	64	7	rating	rating	NOUN
american_scientific_journal-2592	64	8	with	with	ADP
american_scientific_journal-2592	64	9	different	different	ADJ
american_scientific_journal-2592	64	10	four	four	NUM
american_scientific_journal-2592	64	11	collaborative	collaborative	ADJ
american_scientific_journal-2592	64	12	american	american	ADJ
american_scientific_journal-2592	64	13	scientific	scientific	ADJ
american_scientific_journal-2592	64	14	research	research	NOUN
american_scientific_journal-2592	64	15	journal	journal	NOUN
american_scientific_journal-2592	64	16	for	for	ADP
american_scientific_journal-2592	64	17	engineering	engineering	NOUN
american_scientific_journal-2592	64	18	,	,	PUNCT
american_scientific_journal-2592	64	19	technology	technology	NOUN
american_scientific_journal-2592	64	20	,	,	PUNCT
american_scientific_journal-2592	64	21	and	and	CCONJ
american_scientific_journal-2592	64	22	sciences	science	NOUN
american_scientific_journal-2592	64	23	(	(	PUNCT
american_scientific_journal-2592	64	24	asrjets	asrjet	NOUN
american_scientific_journal-2592	64	25	)	)	PUNCT
american_scientific_journal-2592	64	26	(	(	PUNCT
american_scientific_journal-2592	64	27	2017	2017	NUM
american_scientific_journal-2592	64	28	)	)	PUNCT
american_scientific_journal-2592	64	29	volume	volume	NOUN
american_scientific_journal-2592	64	30	28	28	NUM
american_scientific_journal-2592	64	31	,	,	PUNCT
american_scientific_journal-2592	64	32	no	no	DET
american_scientific_journal-2592	64	33	1	1	NUM
american_scientific_journal-2592	64	34	,	,	PUNCT
american_scientific_journal-2592	64	35	pp	pp	ADV
american_scientific_journal-2592	64	36	18	18	NUM
american_scientific_journal-2592	64	37	-	-	SYM
american_scientific_journal-2592	64	38	29	29	NUM
american_scientific_journal-2592	64	39	21	21	NUM
american_scientific_journal-2592	64	40	filtering	filtering	NOUN
american_scientific_journal-2592	64	41	prediction	prediction	NOUN
american_scientific_journal-2592	64	42	methods	method	NOUN
american_scientific_journal-2592	64	43	are	be	AUX
american_scientific_journal-2592	64	44	presented	present	VERB
american_scientific_journal-2592	64	45	.	.	PUNCT
american_scientific_journal-2592	65	1	figure	figure	VERB
american_scientific_journal-2592	65	2	1	1	NUM
american_scientific_journal-2592	65	3	:	:	PUNCT
american_scientific_journal-2592	65	4	original	original	ADJ
american_scientific_journal-2592	65	5	rating	rating	NOUN
american_scientific_journal-2592	65	6	matrix	matrix	NOUN
american_scientific_journal-2592	65	7	similarity	similarity	NOUN
american_scientific_journal-2592	65	8	computation	computation	NOUN
american_scientific_journal-2592	65	9	between	between	ADP
american_scientific_journal-2592	65	10	items	item	NOUN
american_scientific_journal-2592	65	11	or	or	CCONJ
american_scientific_journal-2592	65	12	users	user	NOUN
american_scientific_journal-2592	65	13	is	be	AUX
american_scientific_journal-2592	65	14	a	a	DET
american_scientific_journal-2592	65	15	critical	critical	ADJ
american_scientific_journal-2592	65	16	step	step	NOUN
american_scientific_journal-2592	65	17	in	in	ADP
american_scientific_journal-2592	65	18	collaborative	collaborative	ADJ
american_scientific_journal-2592	65	19	filtering	filtering	NOUN
american_scientific_journal-2592	65	20	based	base	VERB
american_scientific_journal-2592	65	21	recommendation	recommendation	NOUN
american_scientific_journal-2592	65	22	system	system	NOUN
american_scientific_journal-2592	65	23	.	.	PUNCT
american_scientific_journal-2592	66	1	for	for	ADP
american_scientific_journal-2592	66	2	item	item	NOUN
american_scientific_journal-2592	66	3	-	-	PUNCT
american_scientific_journal-2592	66	4	based	base	VERB
american_scientific_journal-2592	66	5	cf	cf	NOUN
american_scientific_journal-2592	66	6	algorithm	algorithm	NOUN
american_scientific_journal-2592	66	7	,	,	PUNCT
american_scientific_journal-2592	66	8	the	the	DET
american_scientific_journal-2592	66	9	basic	basic	ADJ
american_scientific_journal-2592	66	10	idea	idea	NOUN
american_scientific_journal-2592	66	11	of	of	ADP
american_scientific_journal-2592	66	12	the	the	DET
american_scientific_journal-2592	66	13	similarity	similarity	NOUN
american_scientific_journal-2592	66	14	computation	computation	NOUN
american_scientific_journal-2592	66	15	between	between	ADP
american_scientific_journal-2592	66	16	item	item	NOUN
american_scientific_journal-2592	66	17	i	i	PRON
american_scientific_journal-2592	66	18	and	and	CCONJ
american_scientific_journal-2592	66	19	item	item	PROPN
american_scientific_journal-2592	66	20	j	j	PROPN
american_scientific_journal-2592	66	21	is	be	AUX
american_scientific_journal-2592	66	22	first	first	ADJ
american_scientific_journal-2592	66	23	to	to	PART
american_scientific_journal-2592	66	24	work	work	VERB
american_scientific_journal-2592	66	25	on	on	ADP
american_scientific_journal-2592	66	26	the	the	DET
american_scientific_journal-2592	66	27	users	user	NOUN
american_scientific_journal-2592	66	28	who	who	PRON
american_scientific_journal-2592	66	29	have	have	AUX
american_scientific_journal-2592	66	30	rated	rate	VERB
american_scientific_journal-2592	66	31	both	both	PRON
american_scientific_journal-2592	66	32	of	of	ADP
american_scientific_journal-2592	66	33	these	these	DET
american_scientific_journal-2592	66	34	items	item	NOUN
american_scientific_journal-2592	66	35	.	.	PUNCT
american_scientific_journal-2592	67	1	similarity	similarity	NOUN
american_scientific_journal-2592	67	2	computation	computation	NOUN
american_scientific_journal-2592	67	3	is	be	AUX
american_scientific_journal-2592	67	4	applied	apply	VERB
american_scientific_journal-2592	67	5	to	to	PART
american_scientific_journal-2592	67	6	determine	determine	VERB
american_scientific_journal-2592	67	7	the	the	DET
american_scientific_journal-2592	67	8	similarity	similarity	NOUN
american_scientific_journal-2592	67	9	,	,	PUNCT
american_scientific_journal-2592	67	10	sij	sij	PROPN
american_scientific_journal-2592	67	11	,	,	PUNCT
american_scientific_journal-2592	67	12	between	between	ADP
american_scientific_journal-2592	67	13	the	the	DET
american_scientific_journal-2592	67	14	two	two	NUM
american_scientific_journal-2592	67	15	co	co	ADJ
american_scientific_journal-2592	67	16	-	-	ADJ
american_scientific_journal-2592	67	17	rated	rate	VERB
american_scientific_journal-2592	67	18	items	item	NOUN
american_scientific_journal-2592	67	19	of	of	ADP
american_scientific_journal-2592	67	20	the	the	DET
american_scientific_journal-2592	67	21	users	user	NOUN
american_scientific_journal-2592	67	22	.	.	PUNCT
american_scientific_journal-2592	68	1	various	various	ADJ
american_scientific_journal-2592	68	2	similarities	similarity	NOUN
american_scientific_journal-2592	68	3	have	have	AUX
american_scientific_journal-2592	68	4	been	be	AUX
american_scientific_journal-2592	68	5	suggested	suggest	VERB
american_scientific_journal-2592	68	6	,	,	PUNCT
american_scientific_journal-2592	68	7	namely	namely	ADV
american_scientific_journal-2592	68	8	euclidean	euclidean	ADJ
american_scientific_journal-2592	68	9	distance	distance	NOUN
american_scientific_journal-2592	68	10	,	,	PUNCT
american_scientific_journal-2592	68	11	cosine	cosine	NOUN
american_scientific_journal-2592	68	12	distance	distance	NOUN
american_scientific_journal-2592	68	13	,	,	PUNCT
american_scientific_journal-2592	68	14	pearson	pearson	NOUN
american_scientific_journal-2592	68	15	correlation	correlation	NOUN
american_scientific_journal-2592	68	16	coefficient	coefficient	NOUN
american_scientific_journal-2592	68	17	and	and	CCONJ
american_scientific_journal-2592	68	18	others	other	NOUN
american_scientific_journal-2592	68	19	.	.	PUNCT
american_scientific_journal-2592	69	1	among	among	ADP
american_scientific_journal-2592	69	2	them	they	PRON
american_scientific_journal-2592	69	3	,	,	PUNCT
american_scientific_journal-2592	69	4	pearson	pearson	PROPN
american_scientific_journal-2592	69	5	correlation	correlation	NOUN
american_scientific_journal-2592	69	6	coefficient	coefficient	NOUN
american_scientific_journal-2592	69	7	was	be	AUX
american_scientific_journal-2592	69	8	suggested	suggest	VERB
american_scientific_journal-2592	69	9	as	as	ADP
american_scientific_journal-2592	69	10	a	a	DET
american_scientific_journal-2592	69	11	suitable	suitable	ADJ
american_scientific_journal-2592	69	12	measure	measure	NOUN
american_scientific_journal-2592	69	13	in	in	ADP
american_scientific_journal-2592	69	14	collaborative	collaborative	ADJ
american_scientific_journal-2592	69	15	filtering	filtering	NOUN
american_scientific_journal-2592	69	16	.	.	PUNCT
american_scientific_journal-2592	70	1	pearson	pearson	PROPN
american_scientific_journal-2592	70	2	correlation	correlation	NOUN
american_scientific_journal-2592	70	3	coefficient	coefficient	NOUN
american_scientific_journal-2592	70	4	measures	measure	VERB
american_scientific_journal-2592	70	5	the	the	DET
american_scientific_journal-2592	70	6	extent	extent	NOUN
american_scientific_journal-2592	70	7	to	to	PART
american_scientific_journal-2592	70	8	which	which	PRON
american_scientific_journal-2592	70	9	two	two	NUM
american_scientific_journal-2592	70	10	variables	variable	NOUN
american_scientific_journal-2592	70	11	linearly	linearly	ADV
american_scientific_journal-2592	70	12	relate	relate	VERB
american_scientific_journal-2592	70	13	with	with	ADP
american_scientific_journal-2592	70	14	each	each	DET
american_scientific_journal-2592	70	15	other	other	ADJ
american_scientific_journal-2592	70	16	as	as	ADP
american_scientific_journal-2592	70	17	in	in	ADP
american_scientific_journal-2592	70	18	equation	equation	NOUN
american_scientific_journal-2592	70	19	(	(	PUNCT
american_scientific_journal-2592	70	20	1	1	NUM
american_scientific_journal-2592	70	21	)	)	PUNCT
american_scientific_journal-2592	70	22	.	.	PUNCT
american_scientific_journal-2592	71	1	for	for	ADP
american_scientific_journal-2592	71	2	the	the	DET
american_scientific_journal-2592	71	3	item	item	NOUN
american_scientific_journal-2592	71	4	-	-	PUNCT
american_scientific_journal-2592	71	5	based	base	VERB
american_scientific_journal-2592	71	6	algorithm	algorithm	NOUN
american_scientific_journal-2592	71	7	,	,	PUNCT
american_scientific_journal-2592	71	8	the	the	DET
american_scientific_journal-2592	71	9	pearson	pearson	NOUN
american_scientific_journal-2592	71	10	correlation	correlation	NOUN
american_scientific_journal-2592	71	11	between	between	ADP
american_scientific_journal-2592	71	12	item	item	NOUN
american_scientific_journal-2592	71	13	i	i	PRON
american_scientific_journal-2592	71	14	and	and	CCONJ
american_scientific_journal-2592	71	15	item	item	PROPN
american_scientific_journal-2592	71	16	j	j	PROPN
american_scientific_journal-2592	71	17	is	be	AUX
american_scientific_journal-2592	71	18	∑∑	∑∑	PROPN
american_scientific_journal-2592	71	19	∑	∑	ADP
american_scientific_journal-2592	71	20	∈∈	∈∈	X
american_scientific_journal-2592	71	21	∈	∈	PROPN
american_scientific_journal-2592	71	22	−−	−−	NOUN
american_scientific_journal-2592	71	23	−−	−−	NOUN
american_scientific_journal-2592	71	24	=	=	SYM
american_scientific_journal-2592	72	1	n(i)j	n(i)j	PROPN
american_scientific_journal-2592	72	2	2	2	NUM
american_scientific_journal-2592	72	3	juj	juj	NOUN
american_scientific_journal-2592	72	4	n(i)j	n(i)j	ADP
american_scientific_journal-2592	72	5	2	2	NUM
american_scientific_journal-2592	72	6	iui	iui	NOUN
american_scientific_journal-2592	72	7	n(i)j	n(i)j	PROPN
american_scientific_journal-2592	72	8	jujiui	jujiui	PROPN
american_scientific_journal-2592	72	9	ij	ij	INTJ
american_scientific_journal-2592	72	10	)	)	PUNCT
american_scientific_journal-2592	72	11	r(r)r(r	r(r)r(r	NOUN
american_scientific_journal-2592	72	12	)	)	PUNCT
american_scientific_journal-2592	73	1	r)(rr(r	r)(rr(r	NOUN
american_scientific_journal-2592	73	2	s	s	X
american_scientific_journal-2592	73	3	(	(	PUNCT
american_scientific_journal-2592	73	4	1	1	NUM
american_scientific_journal-2592	73	5	)	)	PUNCT
american_scientific_journal-2592	73	6	figure	figure	NOUN
american_scientific_journal-2592	73	7	2	2	NUM
american_scientific_journal-2592	73	8	:	:	PUNCT
american_scientific_journal-2592	73	9	book	book	NOUN
american_scientific_journal-2592	73	10	-	-	PUNCT
american_scientific_journal-2592	73	11	to	to	ADP
american_scientific_journal-2592	73	12	-	-	PUNCT
american_scientific_journal-2592	73	13	book	book	NOUN
american_scientific_journal-2592	73	14	similarity	similarity	NOUN
american_scientific_journal-2592	73	15	using	use	VERB
american_scientific_journal-2592	73	16	the	the	DET
american_scientific_journal-2592	73	17	pearson	pearson	NOUN
american_scientific_journal-2592	73	18	correlation	correlation	NOUN
american_scientific_journal-2592	73	19	,	,	PUNCT
american_scientific_journal-2592	73	20	the	the	DET
american_scientific_journal-2592	73	21	similarity	similarity	NOUN
american_scientific_journal-2592	73	22	is	be	AUX
american_scientific_journal-2592	73	23	represented	represent	VERB
american_scientific_journal-2592	73	24	in	in	ADP
american_scientific_journal-2592	73	25	a	a	DET
american_scientific_journal-2592	73	26	scale	scale	NOUN
american_scientific_journal-2592	73	27	[	[	X
american_scientific_journal-2592	73	28	-1	-1	X
american_scientific_journal-2592	73	29	,	,	PUNCT
american_scientific_journal-2592	73	30	+1	+1	PROPN
american_scientific_journal-2592	73	31	]	]	X
american_scientific_journal-2592	73	32	,	,	PUNCT
american_scientific_journal-2592	73	33	where	where	SCONJ
american_scientific_journal-2592	73	34	a	a	DET
american_scientific_journal-2592	73	35	positive	positive	ADJ
american_scientific_journal-2592	73	36	high	high	ADJ
american_scientific_journal-2592	73	37	value	value	NOUN
american_scientific_journal-2592	73	38	suggests	suggest	VERB
american_scientific_journal-2592	73	39	a	a	DET
american_scientific_journal-2592	73	40	high	high	ADJ
american_scientific_journal-2592	73	41	correlation	correlation	NOUN
american_scientific_journal-2592	73	42	,	,	PUNCT
american_scientific_journal-2592	73	43	a	a	DET
american_scientific_journal-2592	73	44	negative	negative	ADJ
american_scientific_journal-2592	73	45	high	high	ADJ
american_scientific_journal-2592	73	46	value	value	NOUN
american_scientific_journal-2592	73	47	suggest	suggest	VERB
american_scientific_journal-2592	73	48	inversely	inversely	ADV
american_scientific_journal-2592	73	49	high	high	ADJ
american_scientific_journal-2592	73	50	correlation	correlation	NOUN
american_scientific_journal-2592	73	51	,	,	PUNCT
american_scientific_journal-2592	73	52	and	and	CCONJ
american_scientific_journal-2592	73	53	lastly	lastly	ADV
american_scientific_journal-2592	73	54	a	a	DET
american_scientific_journal-2592	73	55	zero	zero	NUM
american_scientific_journal-2592	73	56	correlation	correlation	NOUN
american_scientific_journal-2592	73	57	american	american	ADJ
american_scientific_journal-2592	73	58	scientific	scientific	ADJ
american_scientific_journal-2592	73	59	research	research	NOUN
american_scientific_journal-2592	73	60	journal	journal	NOUN
american_scientific_journal-2592	73	61	for	for	ADP
american_scientific_journal-2592	73	62	engineering	engineering	NOUN
american_scientific_journal-2592	73	63	,	,	PUNCT
american_scientific_journal-2592	73	64	technology	technology	NOUN
american_scientific_journal-2592	73	65	,	,	PUNCT
american_scientific_journal-2592	73	66	and	and	CCONJ
american_scientific_journal-2592	73	67	sciences	science	NOUN
american_scientific_journal-2592	73	68	(	(	PUNCT
american_scientific_journal-2592	73	69	asrjets	asrjet	NOUN
american_scientific_journal-2592	73	70	)	)	PUNCT
american_scientific_journal-2592	73	71	(	(	PUNCT
american_scientific_journal-2592	73	72	2017	2017	NUM
american_scientific_journal-2592	73	73	)	)	PUNCT
american_scientific_journal-2592	73	74	volume	volume	NOUN
american_scientific_journal-2592	73	75	28	28	NUM
american_scientific_journal-2592	73	76	,	,	PUNCT
american_scientific_journal-2592	73	77	no	no	DET
american_scientific_journal-2592	73	78	1	1	NUM
american_scientific_journal-2592	73	79	,	,	PUNCT
american_scientific_journal-2592	73	80	pp	pp	ADV
american_scientific_journal-2592	73	81	18	18	NUM
american_scientific_journal-2592	73	82	-	-	SYM
american_scientific_journal-2592	73	83	29	29	NUM
american_scientific_journal-2592	73	84	22	22	NUM
american_scientific_journal-2592	73	85	indicates	indicate	VERB
american_scientific_journal-2592	73	86	uncorrelated	uncorrelated	ADJ
american_scientific_journal-2592	73	87	items	item	NOUN
american_scientific_journal-2592	73	88	shown	show	VERB
american_scientific_journal-2592	73	89	in	in	ADP
american_scientific_journal-2592	73	90	figure	figure	NOUN
american_scientific_journal-2592	73	91	2	2	NUM
american_scientific_journal-2592	73	92	.	.	X
american_scientific_journal-2592	73	93	sparsity	sparsity	NOUN
american_scientific_journal-2592	73	94	,	,	PUNCT
american_scientific_journal-2592	73	95	a	a	DET
american_scientific_journal-2592	73	96	result	result	NOUN
american_scientific_journal-2592	73	97	of	of	ADP
american_scientific_journal-2592	73	98	many	many	ADJ
american_scientific_journal-2592	73	99	users	user	NOUN
american_scientific_journal-2592	73	100	rated	rate	VERB
american_scientific_journal-2592	73	101	only	only	ADV
american_scientific_journal-2592	73	102	a	a	DET
american_scientific_journal-2592	73	103	small	small	ADJ
american_scientific_journal-2592	73	104	portion	portion	NOUN
american_scientific_journal-2592	73	105	of	of	ADP
american_scientific_journal-2592	73	106	many	many	ADJ
american_scientific_journal-2592	73	107	items	item	NOUN
american_scientific_journal-2592	73	108	,	,	PUNCT
american_scientific_journal-2592	73	109	hinders	hinder	VERB
american_scientific_journal-2592	73	110	the	the	DET
american_scientific_journal-2592	73	111	search	search	NOUN
american_scientific_journal-2592	73	112	for	for	ADP
american_scientific_journal-2592	73	113	similar	similar	ADJ
american_scientific_journal-2592	73	114	items	item	NOUN
american_scientific_journal-2592	73	115	,	,	PUNCT
american_scientific_journal-2592	73	116	and	and	CCONJ
american_scientific_journal-2592	73	117	hampers	hamper	VERB
american_scientific_journal-2592	73	118	the	the	DET
american_scientific_journal-2592	73	119	preference	preference	NOUN
american_scientific_journal-2592	73	120	estimation	estimation	NOUN
american_scientific_journal-2592	73	121	of	of	ADP
american_scientific_journal-2592	73	122	unrated	unrated	ADJ
american_scientific_journal-2592	73	123	items	item	NOUN
american_scientific_journal-2592	73	124	,	,	PUNCT
american_scientific_journal-2592	73	125	which	which	PRON
american_scientific_journal-2592	73	126	in	in	ADP
american_scientific_journal-2592	73	127	turn	turn	NOUN
american_scientific_journal-2592	73	128	make	make	VERB
american_scientific_journal-2592	73	129	it	it	PRON
american_scientific_journal-2592	73	130	difficult	difficult	ADJ
american_scientific_journal-2592	73	131	for	for	SCONJ
american_scientific_journal-2592	73	132	the	the	DET
american_scientific_journal-2592	73	133	recommender	recommender	NOUN
american_scientific_journal-2592	73	134	system	system	NOUN
american_scientific_journal-2592	73	135	to	to	PART
american_scientific_journal-2592	73	136	output	output	VERB
american_scientific_journal-2592	73	137	a	a	DET
american_scientific_journal-2592	73	138	successful	successful	ADJ
american_scientific_journal-2592	73	139	recommendation	recommendation	NOUN
american_scientific_journal-2592	73	140	.	.	PUNCT
american_scientific_journal-2592	74	1	ensemble	ensemble	ADJ
american_scientific_journal-2592	74	2	has	have	AUX
american_scientific_journal-2592	74	3	been	be	AUX
american_scientific_journal-2592	74	4	proposed	propose	VERB
american_scientific_journal-2592	74	5	to	to	PART
american_scientific_journal-2592	74	6	improve	improve	VERB
american_scientific_journal-2592	74	7	the	the	DET
american_scientific_journal-2592	74	8	result	result	NOUN
american_scientific_journal-2592	74	9	of	of	ADP
american_scientific_journal-2592	74	10	the	the	DET
american_scientific_journal-2592	74	11	recommendation	recommendation	NOUN
american_scientific_journal-2592	74	12	process	process	NOUN
american_scientific_journal-2592	74	13	,	,	PUNCT
american_scientific_journal-2592	74	14	which	which	PRON
american_scientific_journal-2592	74	15	decreased	decrease	VERB
american_scientific_journal-2592	74	16	due	due	ADJ
american_scientific_journal-2592	74	17	to	to	ADP
american_scientific_journal-2592	74	18	sparsity	sparsity	NOUN
american_scientific_journal-2592	74	19	.	.	PUNCT
american_scientific_journal-2592	75	1	the	the	DET
american_scientific_journal-2592	75	2	main	main	ADJ
american_scientific_journal-2592	75	3	idea	idea	NOUN
american_scientific_journal-2592	75	4	of	of	ADP
american_scientific_journal-2592	75	5	the	the	DET
american_scientific_journal-2592	75	6	ensemble	ensemble	ADJ
american_scientific_journal-2592	75	7	methodology	methodology	NOUN
american_scientific_journal-2592	75	8	is	be	AUX
american_scientific_journal-2592	75	9	to	to	PART
american_scientific_journal-2592	75	10	combine	combine	VERB
american_scientific_journal-2592	75	11	a	a	DET
american_scientific_journal-2592	75	12	set	set	NOUN
american_scientific_journal-2592	75	13	of	of	ADP
american_scientific_journal-2592	75	14	models	model	NOUN
american_scientific_journal-2592	75	15	,	,	PUNCT
american_scientific_journal-2592	75	16	each	each	PRON
american_scientific_journal-2592	75	17	of	of	ADP
american_scientific_journal-2592	75	18	which	which	PRON
american_scientific_journal-2592	75	19	solves	solve	VERB
american_scientific_journal-2592	75	20	the	the	DET
american_scientific_journal-2592	75	21	same	same	ADJ
american_scientific_journal-2592	75	22	original	original	ADJ
american_scientific_journal-2592	75	23	task	task	NOUN
american_scientific_journal-2592	75	24	,	,	PUNCT
american_scientific_journal-2592	75	25	in	in	ADP
american_scientific_journal-2592	75	26	order	order	NOUN
american_scientific_journal-2592	75	27	to	to	PART
american_scientific_journal-2592	75	28	obtain	obtain	VERB
american_scientific_journal-2592	75	29	a	a	DET
american_scientific_journal-2592	75	30	better	well	ADJ
american_scientific_journal-2592	75	31	composite	composite	ADJ
american_scientific_journal-2592	75	32	global	global	ADJ
american_scientific_journal-2592	75	33	model	model	NOUN
american_scientific_journal-2592	75	34	,	,	PUNCT
american_scientific_journal-2592	75	35	with	with	ADP
american_scientific_journal-2592	75	36	more	more	ADV
american_scientific_journal-2592	75	37	accurate	accurate	ADJ
american_scientific_journal-2592	75	38	and	and	CCONJ
american_scientific_journal-2592	75	39	reliable	reliable	ADJ
american_scientific_journal-2592	75	40	estimates	estimate	NOUN
american_scientific_journal-2592	75	41	or	or	CCONJ
american_scientific_journal-2592	75	42	decisions	decision	NOUN
american_scientific_journal-2592	75	43	than	than	ADP
american_scientific_journal-2592	75	44	those	those	PRON
american_scientific_journal-2592	75	45	produced	produce	VERB
american_scientific_journal-2592	75	46	by	by	ADP
american_scientific_journal-2592	75	47	a	a	DET
american_scientific_journal-2592	75	48	single	single	ADJ
american_scientific_journal-2592	75	49	model	model	NOUN
american_scientific_journal-2592	75	50	.	.	PUNCT
american_scientific_journal-2592	76	1	adaboost	adaboost	ADV
american_scientific_journal-2592	76	2	(	(	PUNCT
american_scientific_journal-2592	76	3	adaptive	adaptive	ADJ
american_scientific_journal-2592	76	4	boosting	boosting	NOUN
american_scientific_journal-2592	76	5	)	)	PUNCT
american_scientific_journal-2592	76	6	,	,	PUNCT
american_scientific_journal-2592	76	7	which	which	PRON
american_scientific_journal-2592	76	8	was	be	AUX
american_scientific_journal-2592	76	9	first	first	ADV
american_scientific_journal-2592	76	10	introduced	introduce	VERB
american_scientific_journal-2592	76	11	[	[	X
american_scientific_journal-2592	76	12	7	7	NUM
american_scientific_journal-2592	76	13	]	]	PUNCT
american_scientific_journal-2592	76	14	,	,	PUNCT
american_scientific_journal-2592	76	15	is	be	AUX
american_scientific_journal-2592	76	16	a	a	DET
american_scientific_journal-2592	76	17	popular	popular	ADJ
american_scientific_journal-2592	76	18	ensemble	ensemble	ADJ
american_scientific_journal-2592	76	19	algorithm	algorithm	NOUN
american_scientific_journal-2592	76	20	that	that	PRON
american_scientific_journal-2592	76	21	improves	improve	VERB
american_scientific_journal-2592	76	22	the	the	DET
american_scientific_journal-2592	76	23	simple	simple	ADJ
american_scientific_journal-2592	76	24	boosting	boost	VERB
american_scientific_journal-2592	76	25	algorithm	algorithm	NOUN
american_scientific_journal-2592	76	26	via	via	ADP
american_scientific_journal-2592	76	27	an	an	DET
american_scientific_journal-2592	76	28	iterative	iterative	NOUN
american_scientific_journal-2592	76	29	process	process	NOUN
american_scientific_journal-2592	76	30	.	.	PUNCT
american_scientific_journal-2592	77	1	the	the	DET
american_scientific_journal-2592	77	2	first	first	ADJ
american_scientific_journal-2592	77	3	recommendation	recommendation	NOUN
american_scientific_journal-2592	77	4	algorithm	algorithm	NOUN
american_scientific_journal-2592	77	5	is	be	AUX
american_scientific_journal-2592	77	6	applied	apply	VERB
american_scientific_journal-2592	77	7	on	on	ADP
american_scientific_journal-2592	77	8	original	original	ADJ
american_scientific_journal-2592	77	9	rating	rating	NOUN
american_scientific_journal-2592	77	10	data	datum	NOUN
american_scientific_journal-2592	77	11	set	set	VERB
american_scientific_journal-2592	77	12	with	with	ADP
american_scientific_journal-2592	77	13	the	the	DET
american_scientific_journal-2592	77	14	uniform	uniform	ADJ
american_scientific_journal-2592	77	15	distribution	distribution	NOUN
american_scientific_journal-2592	77	16	of	of	ADP
american_scientific_journal-2592	77	17	sample	sample	NOUN
american_scientific_journal-2592	77	18	weights	weight	NOUN
american_scientific_journal-2592	77	19	.	.	PUNCT
american_scientific_journal-2592	78	1	in	in	ADP
american_scientific_journal-2592	78	2	each	each	DET
american_scientific_journal-2592	78	3	iteration	iteration	NOUN
american_scientific_journal-2592	78	4	,	,	PUNCT
american_scientific_journal-2592	78	5	the	the	DET
american_scientific_journal-2592	78	6	weights	weight	NOUN
american_scientific_journal-2592	78	7	of	of	ADP
american_scientific_journal-2592	78	8	all	all	DET
american_scientific_journal-2592	78	9	misclassified	misclassifie	VERB
american_scientific_journal-2592	78	10	instances	instance	NOUN
american_scientific_journal-2592	78	11	are	be	AUX
american_scientific_journal-2592	78	12	increased	increase	VERB
american_scientific_journal-2592	78	13	while	while	SCONJ
american_scientific_journal-2592	78	14	the	the	DET
american_scientific_journal-2592	78	15	weights	weight	NOUN
american_scientific_journal-2592	78	16	of	of	ADP
american_scientific_journal-2592	78	17	correctly	correctly	ADV
american_scientific_journal-2592	78	18	classified	classified	ADJ
american_scientific_journal-2592	78	19	instances	instance	NOUN
american_scientific_journal-2592	78	20	are	be	AUX
american_scientific_journal-2592	78	21	decreased	decrease	VERB
american_scientific_journal-2592	78	22	.	.	PUNCT
american_scientific_journal-2592	79	1	consequently	consequently	ADV
american_scientific_journal-2592	79	2	,	,	PUNCT
american_scientific_journal-2592	79	3	the	the	DET
american_scientific_journal-2592	79	4	weak	weak	ADJ
american_scientific_journal-2592	79	5	learner	learner	NOUN
american_scientific_journal-2592	79	6	is	be	AUX
american_scientific_journal-2592	79	7	forced	force	VERB
american_scientific_journal-2592	79	8	to	to	PART
american_scientific_journal-2592	79	9	focus	focus	VERB
american_scientific_journal-2592	79	10	on	on	ADP
american_scientific_journal-2592	79	11	the	the	DET
american_scientific_journal-2592	79	12	difficult	difficult	ADJ
american_scientific_journal-2592	79	13	instances	instance	NOUN
american_scientific_journal-2592	79	14	of	of	ADP
american_scientific_journal-2592	79	15	the	the	DET
american_scientific_journal-2592	79	16	training	training	NOUN
american_scientific_journal-2592	79	17	set	set	VERB
american_scientific_journal-2592	79	18	by	by	ADP
american_scientific_journal-2592	79	19	performing	perform	VERB
american_scientific_journal-2592	79	20	additional	additional	ADJ
american_scientific_journal-2592	79	21	iterations	iteration	NOUN
american_scientific_journal-2592	79	22	and	and	CCONJ
american_scientific_journal-2592	79	23	creating	create	VERB
american_scientific_journal-2592	79	24	more	more	ADJ
american_scientific_journal-2592	79	25	classifiers	classifier	NOUN
american_scientific_journal-2592	79	26	.	.	PUNCT
american_scientific_journal-2592	80	1	according	accord	VERB
american_scientific_journal-2592	80	2	the	the	DET
american_scientific_journal-2592	80	3	prediction	prediction	NOUN
american_scientific_journal-2592	80	4	results	result	NOUN
american_scientific_journal-2592	80	5	in	in	ADP
american_scientific_journal-2592	80	6	each	each	DET
american_scientific_journal-2592	80	7	recommender	recommender	NOUN
american_scientific_journal-2592	80	8	,	,	PUNCT
american_scientific_journal-2592	80	9	an	an	DET
american_scientific_journal-2592	80	10	error	error	NOUN
american_scientific_journal-2592	80	11	rated	rate	VERB
american_scientific_journal-2592	80	12	is	be	AUX
american_scientific_journal-2592	80	13	obtained	obtain	VERB
american_scientific_journal-2592	80	14	and	and	CCONJ
american_scientific_journal-2592	80	15	this	this	DET
american_scientific_journal-2592	80	16	error	error	NOUN
american_scientific_journal-2592	80	17	rate	rate	NOUN
american_scientific_journal-2592	80	18	is	be	AUX
american_scientific_journal-2592	80	19	assigned	assign	VERB
american_scientific_journal-2592	80	20	a	a	DET
american_scientific_journal-2592	80	21	weight	weight	NOUN
american_scientific_journal-2592	80	22	(	(	PUNCT
american_scientific_journal-2592	80	23	this	this	PRON
american_scientific_journal-2592	80	24	is	be	AUX
american_scientific_journal-2592	80	25	the	the	DET
american_scientific_journal-2592	80	26	predicted	predict	VERB
american_scientific_journal-2592	80	27	error	error	NOUN
american_scientific_journal-2592	80	28	weight	weight	NOUN
american_scientific_journal-2592	80	29	not	not	PART
american_scientific_journal-2592	80	30	sample	sample	VERB
american_scientific_journal-2592	80	31	weight	weight	NOUN
american_scientific_journal-2592	80	32	to	to	PART
american_scientific_journal-2592	80	33	obtain	obtain	VERB
american_scientific_journal-2592	80	34	the	the	DET
american_scientific_journal-2592	80	35	strong	strong	ADJ
american_scientific_journal-2592	80	36	recommendation	recommendation	NOUN
american_scientific_journal-2592	80	37	algorithm	algorithm	NOUN
american_scientific_journal-2592	80	38	.	.	PUNCT
american_scientific_journal-2592	81	1	the	the	DET
american_scientific_journal-2592	81	2	detail	detail	NOUN
american_scientific_journal-2592	81	3	process	process	NOUN
american_scientific_journal-2592	81	4	of	of	ADP
american_scientific_journal-2592	81	5	adaboost	adaboost	ADJ
american_scientific_journal-2592	81	6	framework	framework	NOUN
american_scientific_journal-2592	81	7	for	for	ADP
american_scientific_journal-2592	81	8	memory	memory	NOUN
american_scientific_journal-2592	81	9	-	-	PUNCT
american_scientific_journal-2592	81	10	based	base	VERB
american_scientific_journal-2592	81	11	collaborative	collaborative	ADJ
american_scientific_journal-2592	81	12	filtering	filtering	NOUN
american_scientific_journal-2592	81	13	is	be	AUX
american_scientific_journal-2592	81	14	presented	present	VERB
american_scientific_journal-2592	81	15	in	in	ADP
american_scientific_journal-2592	81	16	the	the	DET
american_scientific_journal-2592	81	17	following	follow	VERB
american_scientific_journal-2592	81	18	algorithm	algorithm	NOUN
american_scientific_journal-2592	81	19	.	.	PUNCT
american_scientific_journal-2592	82	1	input	input	NOUN
american_scientific_journal-2592	82	2	:	:	PUNCT
american_scientific_journal-2592	82	3	ttrain	ttrain	NOUN
american_scientific_journal-2592	82	4	training	training	NOUN
american_scientific_journal-2592	82	5	dataset	dataset	NOUN
american_scientific_journal-2592	82	6	of	of	ADP
american_scientific_journal-2592	82	7	ratings	rating	NOUN
american_scientific_journal-2592	82	8	(	(	PUNCT
american_scientific_journal-2592	82	9	u	u	NOUN
american_scientific_journal-2592	82	10	,	,	PUNCT
american_scientific_journal-2592	82	11	i	i	PRON
american_scientific_journal-2592	82	12	,	,	PUNCT
american_scientific_journal-2592	82	13	rui	rui	PROPN
american_scientific_journal-2592	82	14	)	)	PUNCT
american_scientific_journal-2592	82	15	;	;	PUNCT
american_scientific_journal-2592	82	16	m	m	VERB
american_scientific_journal-2592	82	17	the	the	DET
american_scientific_journal-2592	82	18	ensemble	ensemble	ADJ
american_scientific_journal-2592	82	19	size	size	NOUN
american_scientific_journal-2592	82	20	;	;	PUNCT
american_scientific_journal-2592	82	21	base	base	NOUN
american_scientific_journal-2592	82	22	cf	cf	VERB
american_scientific_journal-2592	82	23	the	the	DET
american_scientific_journal-2592	82	24	traditional	traditional	ADJ
american_scientific_journal-2592	82	25	collaborative	collaborative	ADJ
american_scientific_journal-2592	82	26	filtering	filtering	NOUN
american_scientific_journal-2592	82	27	prediction	prediction	NOUN
american_scientific_journal-2592	82	28	algorithm	algorithm	NOUN
american_scientific_journal-2592	82	29	train	train	NOUN
american_scientific_journal-2592	82	30	model	model	NOUN
american_scientific_journal-2592	82	31	1	1	NUM
american_scientific_journal-2592	82	32	.	.	PUNCT
american_scientific_journal-2592	82	33	apply	apply	VERB
american_scientific_journal-2592	82	34	base	base	NOUN
american_scientific_journal-2592	82	35	cf	cf	NOUN
american_scientific_journal-2592	82	36	to	to	PART
american_scientific_journal-2592	82	37	predict	predict	VERB
american_scientific_journal-2592	82	38	rating	rating	NOUN
american_scientific_journal-2592	82	39	with	with	ADP
american_scientific_journal-2592	82	40	the	the	DET
american_scientific_journal-2592	82	41	ttrain	ttrain	NOUN
american_scientific_journal-2592	82	42	2	2	NUM
american_scientific_journal-2592	82	43	.	.	PUNCT
american_scientific_journal-2592	82	44	assign	assign	VERB
american_scientific_journal-2592	82	45	the	the	DET
american_scientific_journal-2592	82	46	weight	weight	NOUN
american_scientific_journal-2592	82	47	of	of	ADP
american_scientific_journal-2592	82	48	each	each	DET
american_scientific_journal-2592	82	49	sample	sample	NOUN
american_scientific_journal-2592	82	50	in	in	ADP
american_scientific_journal-2592	82	51	ttrain	ttrain	NOUN
american_scientific_journal-2592	82	52	with	with	ADP
american_scientific_journal-2592	82	53	a	a	DET
american_scientific_journal-2592	82	54	value	value	NOUN
american_scientific_journal-2592	82	55	m∈[1,m	m∈[1,m	NOUN
american_scientific_journal-2592	82	56	]	]	X
american_scientific_journal-2592	82	57	do	do	AUX
american_scientific_journal-2592	82	58	3	3	NUM
american_scientific_journal-2592	82	59	.	.	PUNCT
american_scientific_journal-2592	83	1	train	train	VERB
american_scientific_journal-2592	83	2	the	the	DET
american_scientific_journal-2592	83	3	recommender	recommender	PROPN
american_scientific_journal-2592	83	4	rm	rm	PROPN
american_scientific_journal-2592	83	5	using	use	VERB
american_scientific_journal-2592	83	6	boosted	boost	VERB
american_scientific_journal-2592	83	7	weighted	weight	VERB
american_scientific_journal-2592	83	8	collaborative	collaborative	ADJ
american_scientific_journal-2592	83	9	filtering	filtering	NOUN
american_scientific_journal-2592	83	10	prediction	prediction	NOUN
american_scientific_journal-2592	83	11	4	4	NUM
american_scientific_journal-2592	83	12	.	.	PUNCT
american_scientific_journal-2592	83	13	calculate	calculate	VERB
american_scientific_journal-2592	83	14	the	the	DET
american_scientific_journal-2592	83	15	error	error	NOUN
american_scientific_journal-2592	83	16	rate	rate	NOUN
american_scientific_journal-2592	83	17	of	of	ADP
american_scientific_journal-2592	83	18	recommender	recommender	NOUN
american_scientific_journal-2592	83	19	rm	rm	PROPN
american_scientific_journal-2592	83	20	with	with	ADP
american_scientific_journal-2592	83	21	error	error	NOUN
american_scientific_journal-2592	83	22	equation	equation	NOUN
american_scientific_journal-2592	83	23	∑	∑	PUNCT
american_scientific_journal-2592	83	24	∈	∈	PROPN
american_scientific_journal-2592	83	25	×	×	NOUN
american_scientific_journal-2592	83	26	∑	∑	PUNCT
american_scientific_journal-2592	83	27	∈	∈	PROPN
american_scientific_journal-2592	83	28	∑	∑	PUNCT
american_scientific_journal-2592	83	29	∈	∈	PROPN
american_scientific_journal-2592	83	30	⋅	⋅	PROPN
american_scientific_journal-2592	83	31	∑	∑	PUNCT
american_scientific_journal-2592	83	32	∈	∈	PROPN
american_scientific_journal-2592	83	33	×	×	NOUN
american_scientific_journal-2592	83	34	−	−	PROPN
american_scientific_journal-2592	83	35	−	−	NOUN
american_scientific_journal-2592	84	1	−	−	PROPN
american_scientific_journal-2592	84	2	=	=	SYM
american_scientific_journal-2592	84	3	trainti)(u	trainti)(u	PROPN
american_scientific_journal-2592	84	4	,	,	PUNCT
american_scientific_journal-2592	84	5	d	d	PROPN
american_scientific_journal-2592	84	6	trainti)(u	trainti)(u	ADJ
american_scientific_journal-2592	84	7	,	,	PUNCT
american_scientific_journal-2592	84	8	k)u	k)u	NOUN
american_scientific_journal-2592	84	9	,	,	PUNCT
american_scientific_journal-2592	84	10	b(i;j	b(i;j	NUM
american_scientific_journal-2592	84	11	)	)	PUNCT
american_scientific_journal-2592	84	12	m	m	VERB
american_scientific_journal-2592	84	13	uj(w	uj(w	PUNCT
american_scientific_journal-2592	84	14	k)u	k)u	ADJ
american_scientific_journal-2592	84	15	,	,	PUNCT
american_scientific_journal-2592	84	16	b(i;j	b(i;j	PRON
american_scientific_journal-2592	84	17	m	m	VERB
american_scientific_journal-2592	84	18	ujw	ujw	ADJ
american_scientific_journal-2592	84	19	)	)	PUNCT
american_scientific_journal-2592	84	20	r̂r̂	r̂r̂	PROPN
american_scientific_journal-2592	84	21	r̂r̂	r̂r̂	PROPN
american_scientific_journal-2592	84	22	r̂r̂	r̂r̂	PROPN
american_scientific_journal-2592	84	23	(	(	PUNCT
american_scientific_journal-2592	84	24	)	)	PUNCT
american_scientific_journal-2592	84	25	err(r	err(r	NOUN
american_scientific_journal-2592	84	26	m	m	PROPN
american_scientific_journal-2592	84	27	uiui	uiui	PROPN
american_scientific_journal-2592	84	28	m	m	VERB
american_scientific_journal-2592	84	29	uiui	uiui	PROPN
american_scientific_journal-2592	84	30	m	m	VERB
american_scientific_journal-2592	84	31	uiui	uiui	ADJ
american_scientific_journal-2592	84	32	m	m	VERB
american_scientific_journal-2592	84	33	5	5	NUM
american_scientific_journal-2592	84	34	.	.	PUNCT
american_scientific_journal-2592	85	1	adjust	adjust	VERB
american_scientific_journal-2592	85	2	the	the	DET
american_scientific_journal-2592	85	3	sample	sample	NOUN
american_scientific_journal-2592	85	4	weight	weight	NOUN
american_scientific_journal-2592	85	5	with	with	ADP
american_scientific_journal-2592	85	6	weight	weight	NOUN
american_scientific_journal-2592	85	7	update	update	NOUN
american_scientific_journal-2592	85	8	formula	formula	NOUN
american_scientific_journal-2592	85	9	for	for	ADP
american_scientific_journal-2592	85	10	each	each	PRON
american_scientific_journal-2592	85	11	of	of	ADP
american_scientific_journal-2592	85	12	its	its	PRON
american_scientific_journal-2592	85	13	k	k	ADV
american_scientific_journal-2592	85	14	-	-	PUNCT
american_scientific_journal-2592	85	15	nearest	near	ADJ
american_scientific_journal-2592	85	16	neighbors	neighbor	NOUN
american_scientific_journal-2592	85	17	ρ)ue	ρ)ue	PROPN
american_scientific_journal-2592	85	18	)	)	PUNCT
american_scientific_journal-2592	85	19	err(r1	err(r1	PROPN
american_scientific_journal-2592	85	20	)	)	PUNCT
american_scientific_journal-2592	85	21	err(r(j)gns(1ww	err(r(j)gns(1ww	VERB
american_scientific_journal-2592	85	22	m	m	PROPN
american_scientific_journal-2592	85	23	ui	ui	PROPN
american_scientific_journal-2592	85	24	m	m	ADJ
american_scientific_journal-2592	86	1	mm	mm	INTJ
american_scientific_journal-2592	86	2	ui	ui	NOUN
american_scientific_journal-2592	86	3	1	1	NUM
american_scientific_journal-2592	86	4	uj	uj	NUM
american_scientific_journal-2592	86	5	1	1	NUM
american_scientific_journal-2592	86	6	m	m	PROPN
american_scientific_journal-2592	86	7	uj	uj	NOUN
american_scientific_journal-2592	86	8	××	××	NOUN
american_scientific_journal-2592	86	9	−	−	PROPN
american_scientific_journal-2592	86	10	×+×=+	×+×=+	PROPN
american_scientific_journal-2592	86	11	6	6	NUM
american_scientific_journal-2592	86	12	.	.	PUNCT
american_scientific_journal-2592	86	13	normalize	normalize	VERB
american_scientific_journal-2592	86	14	these	these	DET
american_scientific_journal-2592	86	15	sample	sample	NOUN
american_scientific_journal-2592	86	16	weights	weight	NOUN
american_scientific_journal-2592	86	17	end	end	VERB
american_scientific_journal-2592	86	18	for	for	ADP
american_scientific_journal-2592	86	19	american	american	ADJ
american_scientific_journal-2592	86	20	scientific	scientific	ADJ
american_scientific_journal-2592	86	21	research	research	PROPN
american_scientific_journal-2592	86	22	journal	journal	NOUN
american_scientific_journal-2592	86	23	for	for	ADP
american_scientific_journal-2592	86	24	engineering	engineering	NOUN
american_scientific_journal-2592	86	25	,	,	PUNCT
american_scientific_journal-2592	86	26	technology	technology	NOUN
american_scientific_journal-2592	86	27	,	,	PUNCT
american_scientific_journal-2592	86	28	and	and	CCONJ
american_scientific_journal-2592	86	29	sciences	science	NOUN
american_scientific_journal-2592	86	30	(	(	PUNCT
american_scientific_journal-2592	86	31	asrjets	asrjet	NOUN
american_scientific_journal-2592	86	32	)	)	PUNCT
american_scientific_journal-2592	86	33	(	(	PUNCT
american_scientific_journal-2592	86	34	2017	2017	NUM
american_scientific_journal-2592	86	35	)	)	PUNCT
american_scientific_journal-2592	86	36	volume	volume	NOUN
american_scientific_journal-2592	86	37	28	28	NUM
american_scientific_journal-2592	86	38	,	,	PUNCT
american_scientific_journal-2592	86	39	no	no	DET
american_scientific_journal-2592	86	40	1	1	NUM
american_scientific_journal-2592	86	41	,	,	PUNCT
american_scientific_journal-2592	86	42	pp	pp	ADV
american_scientific_journal-2592	86	43	18	18	NUM
american_scientific_journal-2592	86	44	-	-	SYM
american_scientific_journal-2592	86	45	29	29	NUM
american_scientific_journal-2592	86	46	23	23	NUM
american_scientific_journal-2592	86	47	output	output	NOUN
american_scientific_journal-2592	86	48	:	:	PUNCT
american_scientific_journal-2592	86	49	the	the	DET
american_scientific_journal-2592	86	50	final	final	ADJ
american_scientific_journal-2592	86	51	predicted	predict	VERB
american_scientific_journal-2592	86	52	rating	rating	NOUN
american_scientific_journal-2592	86	53	for	for	ADP
american_scientific_journal-2592	86	54	the	the	DET
american_scientific_journal-2592	86	55	model	model	NOUN
american_scientific_journal-2592	86	56	is	be	AUX
american_scientific_journal-2592	86	57	produced	produce	VERB
american_scientific_journal-2592	86	58	by	by	ADP
american_scientific_journal-2592	86	59	averaging	average	VERB
american_scientific_journal-2592	86	60	∑	∑	PUNCT
american_scientific_journal-2592	86	61	=	=	PUNCT
american_scientific_journal-2592	87	1	=	=	PUNCT
american_scientific_journal-2592	87	2	m	m	VERB
american_scientific_journal-2592	87	3	1i	1i	NOUN
american_scientific_journal-2592	87	4	m	m	VERB
american_scientific_journal-2592	87	5	uiui	uiui	ADJ
american_scientific_journal-2592	87	6	/mr̂p	/mr̂p	PROPN
american_scientific_journal-2592	88	1	algorithm	algorithm	NOUN
american_scientific_journal-2592	88	2	1	1	NUM
american_scientific_journal-2592	88	3	:	:	PUNCT
american_scientific_journal-2592	88	4	adaboost	adaboost	ADJ
american_scientific_journal-2592	88	5	framework	framework	NOUN
american_scientific_journal-2592	88	6	for	for	ADP
american_scientific_journal-2592	88	7	memory	memory	NOUN
american_scientific_journal-2592	88	8	-	-	PUNCT
american_scientific_journal-2592	88	9	based	base	VERB
american_scientific_journal-2592	88	10	collaborative	collaborative	ADJ
american_scientific_journal-2592	88	11	filtering	filter	VERB
american_scientific_journal-2592	88	12	3.1	3.1	NUM
american_scientific_journal-2592	88	13	.	.	PUNCT
american_scientific_journal-2592	89	1	traditional	traditional	ADJ
american_scientific_journal-2592	89	2	collaborative	collaborative	ADJ
american_scientific_journal-2592	89	3	filtering	filter	VERB
american_scientific_journal-2592	89	4	predictions	prediction	NOUN
american_scientific_journal-2592	89	5	to	to	PART
american_scientific_journal-2592	89	6	obtain	obtain	VERB
american_scientific_journal-2592	89	7	the	the	DET
american_scientific_journal-2592	89	8	predictions	prediction	NOUN
american_scientific_journal-2592	89	9	and	and	CCONJ
american_scientific_journal-2592	89	10	recommendations	recommendation	NOUN
american_scientific_journal-2592	89	11	is	be	AUX
american_scientific_journal-2592	89	12	the	the	DET
american_scientific_journal-2592	89	13	final	final	ADJ
american_scientific_journal-2592	89	14	important	important	ADJ
american_scientific_journal-2592	89	15	step	step	NOUN
american_scientific_journal-2592	89	16	in	in	ADP
american_scientific_journal-2592	89	17	collaborative	collaborative	ADJ
american_scientific_journal-2592	89	18	filtering	filtering	NOUN
american_scientific_journal-2592	89	19	algorithm	algorithm	NOUN
american_scientific_journal-2592	89	20	.	.	PUNCT
american_scientific_journal-2592	90	1	the	the	DET
american_scientific_journal-2592	90	2	two	two	NUM
american_scientific_journal-2592	90	3	traditional	traditional	ADJ
american_scientific_journal-2592	90	4	cf	cf	NOUN
american_scientific_journal-2592	90	5	predictions	prediction	NOUN
american_scientific_journal-2592	90	6	:	:	PUNCT
american_scientific_journal-2592	90	7	weighted	weight	VERB
american_scientific_journal-2592	90	8	sum	sum	NOUN
american_scientific_journal-2592	90	9	prediction	prediction	NOUN
american_scientific_journal-2592	90	10	and	and	CCONJ
american_scientific_journal-2592	90	11	mean	mean	ADJ
american_scientific_journal-2592	90	12	-	-	PUNCT
american_scientific_journal-2592	90	13	centering	center	VERB
american_scientific_journal-2592	90	14	prediction	prediction	NOUN
american_scientific_journal-2592	90	15	are	be	AUX
american_scientific_journal-2592	90	16	presented	present	VERB
american_scientific_journal-2592	90	17	in	in	ADP
american_scientific_journal-2592	90	18	this	this	DET
american_scientific_journal-2592	90	19	section	section	NOUN
american_scientific_journal-2592	90	20	.	.	PUNCT
american_scientific_journal-2592	91	1	in	in	ADP
american_scientific_journal-2592	91	2	a	a	DET
american_scientific_journal-2592	91	3	cf	cf	NOUN
american_scientific_journal-2592	91	4	algorithm	algorithm	NOUN
american_scientific_journal-2592	91	5	,	,	PUNCT
american_scientific_journal-2592	91	6	after	after	ADP
american_scientific_journal-2592	91	7	calculating	calculate	VERB
american_scientific_journal-2592	91	8	the	the	DET
american_scientific_journal-2592	91	9	similarity	similarity	NOUN
american_scientific_journal-2592	91	10	,	,	PUNCT
american_scientific_journal-2592	91	11	a	a	DET
american_scientific_journal-2592	91	12	subset	subset	NOUN
american_scientific_journal-2592	91	13	of	of	ADP
american_scientific_journal-2592	91	14	nearest	near	ADJ
american_scientific_journal-2592	91	15	neighbors	neighbor	NOUN
american_scientific_journal-2592	91	16	of	of	ADP
american_scientific_journal-2592	91	17	the	the	DET
american_scientific_journal-2592	91	18	active	active	ADJ
american_scientific_journal-2592	91	19	item	item	NOUN
american_scientific_journal-2592	91	20	is	be	AUX
american_scientific_journal-2592	91	21	chosen	choose	VERB
american_scientific_journal-2592	91	22	based	base	VERB
american_scientific_journal-2592	91	23	on	on	ADP
american_scientific_journal-2592	91	24	items	item	NOUN
american_scientific_journal-2592	91	25	'	'	PART
american_scientific_journal-2592	91	26	similarity	similarity	NOUN
american_scientific_journal-2592	91	27	values	value	NOUN
american_scientific_journal-2592	91	28	,	,	PUNCT
american_scientific_journal-2592	91	29	and	and	CCONJ
american_scientific_journal-2592	91	30	a	a	DET
american_scientific_journal-2592	91	31	weighted	weight	VERB
american_scientific_journal-2592	91	32	aggregate	aggregate	NOUN
american_scientific_journal-2592	91	33	of	of	ADP
american_scientific_journal-2592	91	34	the	the	DET
american_scientific_journal-2592	91	35	ratings	rating	NOUN
american_scientific_journal-2592	91	36	is	be	AUX
american_scientific_journal-2592	91	37	used	use	VERB
american_scientific_journal-2592	91	38	to	to	PART
american_scientific_journal-2592	91	39	generate	generate	VERB
american_scientific_journal-2592	91	40	predictions	prediction	NOUN
american_scientific_journal-2592	91	41	for	for	ADP
american_scientific_journal-2592	91	42	the	the	DET
american_scientific_journal-2592	91	43	active	active	ADJ
american_scientific_journal-2592	91	44	user	user	NOUN
american_scientific_journal-2592	91	45	.	.	PUNCT
american_scientific_journal-2592	92	1	in	in	ADP
american_scientific_journal-2592	92	2	order	order	NOUN
american_scientific_journal-2592	92	3	to	to	PART
american_scientific_journal-2592	92	4	produce	produce	VERB
american_scientific_journal-2592	92	5	an	an	DET
american_scientific_journal-2592	92	6	estimation	estimation	NOUN
american_scientific_journal-2592	92	7	of	of	ADP
american_scientific_journal-2592	92	8	a	a	DET
american_scientific_journal-2592	92	9	rating	rating	NOUN
american_scientific_journal-2592	92	10	for	for	ADP
american_scientific_journal-2592	92	11	an	an	DET
american_scientific_journal-2592	92	12	unrated	unrated	ADJ
american_scientific_journal-2592	92	13	item	item	NOUN
american_scientific_journal-2592	92	14	,	,	PUNCT
american_scientific_journal-2592	92	15	a	a	DET
american_scientific_journal-2592	92	16	weighted	weighted	ADJ
american_scientific_journal-2592	92	17	average	average	NOUN
american_scientific_journal-2592	92	18	of	of	ADP
american_scientific_journal-2592	92	19	all	all	DET
american_scientific_journal-2592	92	20	available	available	ADJ
american_scientific_journal-2592	92	21	ratings	rating	NOUN
american_scientific_journal-2592	92	22	is	be	AUX
american_scientific_journal-2592	92	23	done	do	VERB
american_scientific_journal-2592	92	24	,	,	PUNCT
american_scientific_journal-2592	92	25	with	with	ADP
american_scientific_journal-2592	92	26	the	the	DET
american_scientific_journal-2592	92	27	correlation	correlation	NOUN
american_scientific_journal-2592	92	28	values	value	NOUN
american_scientific_journal-2592	92	29	of	of	ADP
american_scientific_journal-2592	92	30	the	the	DET
american_scientific_journal-2592	92	31	neighborhoods	neighborhood	NOUN
american_scientific_journal-2592	92	32	as	as	SCONJ
american_scientific_journal-2592	92	33	shown	show	VERB
american_scientific_journal-2592	92	34	in	in	ADP
american_scientific_journal-2592	92	35	equation	equation	NOUN
american_scientific_journal-2592	92	36	(	(	PUNCT
american_scientific_journal-2592	92	37	2	2	NUM
american_scientific_journal-2592	92	38	)	)	PUNCT
american_scientific_journal-2592	92	39	.	.	PUNCT
american_scientific_journal-2592	93	1	∑	∑	PUNCT
american_scientific_journal-2592	93	2	∑	∑	PUNCT
american_scientific_journal-2592	93	3	∈	∈	PROPN
american_scientific_journal-2592	93	4	∈=	∈=	NUM
american_scientific_journal-2592	93	5	)	)	PUNCT
american_scientific_journal-2592	93	6	i(nj	i(nj	PROPN
american_scientific_journal-2592	93	7	ij	ij	NOUN
american_scientific_journal-2592	93	8	)	)	PUNCT
american_scientific_journal-2592	93	9	i(nj	i(nj	X
american_scientific_journal-2592	93	10	ujij	ujij	ADJ
american_scientific_journal-2592	93	11	ui	ui	PROPN
american_scientific_journal-2592	93	12	u	u	PROPN
american_scientific_journal-2592	93	13	u	u	NOUN
american_scientific_journal-2592	93	14	s	s	NOUN
american_scientific_journal-2592	93	15	rs	rs	NOUN
american_scientific_journal-2592	93	16	r̂	r̂	NOUN
american_scientific_journal-2592	93	17	(	(	PUNCT
american_scientific_journal-2592	93	18	2	2	NUM
american_scientific_journal-2592	93	19	)	)	PUNCT
american_scientific_journal-2592	93	20	,	,	PUNCT
american_scientific_journal-2592	93	21	where	where	SCONJ
american_scientific_journal-2592	93	22	nu(i	nu(i	NOUN
american_scientific_journal-2592	93	23	)	)	PUNCT
american_scientific_journal-2592	93	24	represents	represent	VERB
american_scientific_journal-2592	93	25	the	the	DET
american_scientific_journal-2592	93	26	number	number	NOUN
american_scientific_journal-2592	93	27	of	of	ADP
american_scientific_journal-2592	93	28	neighbors	neighbor	NOUN
american_scientific_journal-2592	93	29	that	that	PRON
american_scientific_journal-2592	93	30	have	have	VERB
american_scientific_journal-2592	93	31	user	user	NOUN
american_scientific_journal-2592	93	32	u	u	NOUN
american_scientific_journal-2592	93	33	in	in	ADP
american_scientific_journal-2592	93	34	common	common	ADJ
american_scientific_journal-2592	93	35	with	with	ADP
american_scientific_journal-2592	93	36	book	book	NOUN
american_scientific_journal-2592	93	37	i	i	PROPN
american_scientific_journal-2592	93	38	,	,	PUNCT
american_scientific_journal-2592	93	39	of	of	ADP
american_scientific_journal-2592	93	40	which	which	PRON
american_scientific_journal-2592	93	41	j	j	PROPN
american_scientific_journal-2592	93	42	is	be	AUX
american_scientific_journal-2592	93	43	a	a	DET
american_scientific_journal-2592	93	44	particular	particular	ADJ
american_scientific_journal-2592	93	45	neighbor	neighbor	NOUN
american_scientific_journal-2592	93	46	book	book	NOUN
american_scientific_journal-2592	93	47	,	,	PUNCT
american_scientific_journal-2592	93	48	and	and	CCONJ
american_scientific_journal-2592	93	49	ijs	ijs	PROPN
american_scientific_journal-2592	93	50	is	be	AUX
american_scientific_journal-2592	93	51	the	the	DET
american_scientific_journal-2592	93	52	similarity	similarity	NOUN
american_scientific_journal-2592	93	53	between	between	ADP
american_scientific_journal-2592	93	54	the	the	DET
american_scientific_journal-2592	93	55	book	book	NOUN
american_scientific_journal-2592	93	56	i	i	PRON
american_scientific_journal-2592	93	57	and	and	CCONJ
american_scientific_journal-2592	93	58	one	one	NUM
american_scientific_journal-2592	93	59	of	of	ADP
american_scientific_journal-2592	93	60	its	its	PRON
american_scientific_journal-2592	93	61	neighbors	neighbor	NOUN
american_scientific_journal-2592	93	62	'	'	PART
american_scientific_journal-2592	93	63	j.	j.	NOUN
american_scientific_journal-2592	93	64	the	the	DET
american_scientific_journal-2592	93	65	prediction	prediction	NOUN
american_scientific_journal-2592	93	66	results	result	NOUN
american_scientific_journal-2592	93	67	using	use	VERB
american_scientific_journal-2592	93	68	traditional	traditional	ADJ
american_scientific_journal-2592	93	69	weighted	weight	VERB
american_scientific_journal-2592	93	70	sum	sum	NOUN
american_scientific_journal-2592	93	71	prediction	prediction	NOUN
american_scientific_journal-2592	93	72	is	be	AUX
american_scientific_journal-2592	93	73	shown	show	VERB
american_scientific_journal-2592	93	74	in	in	ADP
american_scientific_journal-2592	93	75	figure	figure	NOUN
american_scientific_journal-2592	93	76	3	3	NUM
american_scientific_journal-2592	93	77	.	.	PUNCT
american_scientific_journal-2592	94	1	since	since	SCONJ
american_scientific_journal-2592	94	2	this	this	DET
american_scientific_journal-2592	94	3	method	method	NOUN
american_scientific_journal-2592	94	4	is	be	AUX
american_scientific_journal-2592	94	5	only	only	ADV
american_scientific_journal-2592	94	6	depends	depend	VERB
american_scientific_journal-2592	94	7	on	on	ADP
american_scientific_journal-2592	94	8	the	the	DET
american_scientific_journal-2592	94	9	neighborhood	neighborhood	NOUN
american_scientific_journal-2592	94	10	correlation	correlation	NOUN
american_scientific_journal-2592	94	11	,	,	PUNCT
american_scientific_journal-2592	94	12	the	the	DET
american_scientific_journal-2592	94	13	predicted	predict	VERB
american_scientific_journal-2592	94	14	values	value	NOUN
american_scientific_journal-2592	94	15	are	be	AUX
american_scientific_journal-2592	94	16	very	very	ADV
american_scientific_journal-2592	94	17	sensitive	sensitive	ADJ
american_scientific_journal-2592	94	18	.	.	PUNCT
american_scientific_journal-2592	95	1	figure	figure	NOUN
american_scientific_journal-2592	95	2	3	3	NUM
american_scientific_journal-2592	95	3	:	:	PUNCT
american_scientific_journal-2592	95	4	predicted	predict	VERB
american_scientific_journal-2592	95	5	ratings	rating	NOUN
american_scientific_journal-2592	95	6	using	use	VERB
american_scientific_journal-2592	95	7	weighted	weight	VERB
american_scientific_journal-2592	95	8	-	-	PUNCT
american_scientific_journal-2592	95	9	sum	sum	NOUN
american_scientific_journal-2592	95	10	collaborative	collaborative	ADJ
american_scientific_journal-2592	95	11	filtering	filter	VERB
american_scientific_journal-2592	95	12	one	one	NUM
american_scientific_journal-2592	95	13	of	of	ADP
american_scientific_journal-2592	95	14	the	the	DET
american_scientific_journal-2592	95	15	problems	problem	NOUN
american_scientific_journal-2592	95	16	faced	face	VERB
american_scientific_journal-2592	95	17	with	with	ADP
american_scientific_journal-2592	95	18	using	use	VERB
american_scientific_journal-2592	95	19	ratings	rating	NOUN
american_scientific_journal-2592	95	20	as	as	ADP
american_scientific_journal-2592	95	21	a	a	DET
american_scientific_journal-2592	95	22	means	means	NOUN
american_scientific_journal-2592	95	23	of	of	ADP
american_scientific_journal-2592	95	24	representing	represent	VERB
american_scientific_journal-2592	95	25	taste	taste	NOUN
american_scientific_journal-2592	95	26	,	,	PUNCT
american_scientific_journal-2592	95	27	is	be	AUX
american_scientific_journal-2592	95	28	that	that	SCONJ
american_scientific_journal-2592	95	29	each	each	DET
american_scientific_journal-2592	95	30	user	user	NOUN
american_scientific_journal-2592	95	31	has	have	VERB
american_scientific_journal-2592	95	32	personal	personal	ADJ
american_scientific_journal-2592	95	33	interpretation	interpretation	NOUN
american_scientific_journal-2592	95	34	of	of	ADP
american_scientific_journal-2592	95	35	the	the	DET
american_scientific_journal-2592	95	36	scale	scale	NOUN
american_scientific_journal-2592	95	37	.	.	PUNCT
american_scientific_journal-2592	96	1	while	while	SCONJ
american_scientific_journal-2592	96	2	one	one	NUM
american_scientific_journal-2592	96	3	rater	rater	NOUN
american_scientific_journal-2592	96	4	might	might	AUX
american_scientific_journal-2592	96	5	tend	tend	VERB
american_scientific_journal-2592	96	6	to	to	PART
american_scientific_journal-2592	96	7	give	give	VERB
american_scientific_journal-2592	96	8	high	high	ADJ
american_scientific_journal-2592	96	9	marks	mark	NOUN
american_scientific_journal-2592	96	10	to	to	ADP
american_scientific_journal-2592	96	11	item	item	NOUN
american_scientific_journal-2592	96	12	,	,	PUNCT
american_scientific_journal-2592	96	13	another	another	DET
american_scientific_journal-2592	96	14	rater	rater	NOUN
american_scientific_journal-2592	96	15	might	might	AUX
american_scientific_journal-2592	96	16	keep	keep	VERB
american_scientific_journal-2592	96	17	the	the	DET
american_scientific_journal-2592	96	18	highest	high	ADJ
american_scientific_journal-2592	96	19	grades	grade	NOUN
american_scientific_journal-2592	96	20	for	for	ADP
american_scientific_journal-2592	96	21	exceptional	exceptional	ADJ
american_scientific_journal-2592	96	22	items	item	NOUN
american_scientific_journal-2592	96	23	.	.	PUNCT
american_scientific_journal-2592	97	1	the	the	DET
american_scientific_journal-2592	97	2	second	second	ADJ
american_scientific_journal-2592	97	3	method	method	NOUN
american_scientific_journal-2592	97	4	,	,	PUNCT
american_scientific_journal-2592	97	5	mean	mean	VERB
american_scientific_journal-2592	97	6	centering	center	VERB
american_scientific_journal-2592	97	7	approach	approach	NOUN
american_scientific_journal-2592	97	8	re	re	NOUN
american_scientific_journal-2592	97	9	-	-	NOUN
american_scientific_journal-2592	97	10	maps	map	VERB
american_scientific_journal-2592	97	11	a	a	DET
american_scientific_journal-2592	97	12	user	user	NOUN
american_scientific_journal-2592	97	13	's	's	PART
american_scientific_journal-2592	97	14	rating	rating	NOUN
american_scientific_journal-2592	97	15	by	by	ADP
american_scientific_journal-2592	97	16	american	american	ADJ
american_scientific_journal-2592	97	17	scientific	scientific	PROPN
american_scientific_journal-2592	97	18	research	research	PROPN
american_scientific_journal-2592	97	19	journal	journal	NOUN
american_scientific_journal-2592	97	20	for	for	ADP
american_scientific_journal-2592	97	21	engineering	engineering	NOUN
american_scientific_journal-2592	97	22	,	,	PUNCT
american_scientific_journal-2592	97	23	technology	technology	NOUN
american_scientific_journal-2592	97	24	,	,	PUNCT
american_scientific_journal-2592	97	25	and	and	CCONJ
american_scientific_journal-2592	97	26	sciences	science	NOUN
american_scientific_journal-2592	97	27	(	(	PUNCT
american_scientific_journal-2592	97	28	asrjets	asrjet	NOUN
american_scientific_journal-2592	97	29	)	)	PUNCT
american_scientific_journal-2592	97	30	(	(	PUNCT
american_scientific_journal-2592	97	31	2017	2017	NUM
american_scientific_journal-2592	97	32	)	)	PUNCT
american_scientific_journal-2592	97	33	volume	volume	NOUN
american_scientific_journal-2592	97	34	28	28	NUM
american_scientific_journal-2592	97	35	,	,	PUNCT
american_scientific_journal-2592	97	36	no	no	DET
american_scientific_journal-2592	97	37	1	1	NUM
american_scientific_journal-2592	97	38	,	,	PUNCT
american_scientific_journal-2592	97	39	pp	pp	ADV
american_scientific_journal-2592	97	40	18	18	NUM
american_scientific_journal-2592	97	41	-	-	SYM
american_scientific_journal-2592	97	42	29	29	NUM
american_scientific_journal-2592	97	43	24	24	NUM
american_scientific_journal-2592	97	44	subtracting	subtract	VERB
american_scientific_journal-2592	97	45	the	the	DET
american_scientific_journal-2592	97	46	mean	mean	ADJ
american_scientific_journal-2592	97	47	value	value	NOUN
american_scientific_journal-2592	97	48	of	of	ADP
american_scientific_journal-2592	97	49	all	all	PRON
american_scientific_journal-2592	97	50	that	that	DET
american_scientific_journal-2592	97	51	user	user	NOUN
american_scientific_journal-2592	97	52	ratings	rating	NOUN
american_scientific_journal-2592	97	53	,	,	PUNCT
american_scientific_journal-2592	97	54	effectively	effectively	ADV
american_scientific_journal-2592	97	55	signaling	signal	VERB
american_scientific_journal-2592	97	56	if	if	SCONJ
american_scientific_journal-2592	97	57	the	the	DET
american_scientific_journal-2592	97	58	particular	particular	ADJ
american_scientific_journal-2592	97	59	rating	rating	NOUN
american_scientific_journal-2592	97	60	is	be	AUX
american_scientific_journal-2592	97	61	positive	positive	ADJ
american_scientific_journal-2592	97	62	or	or	CCONJ
american_scientific_journal-2592	97	63	negative	negative	ADJ
american_scientific_journal-2592	97	64	when	when	SCONJ
american_scientific_journal-2592	97	65	compared	compare	VERB
american_scientific_journal-2592	97	66	to	to	ADP
american_scientific_journal-2592	97	67	the	the	DET
american_scientific_journal-2592	97	68	mean	mean	NOUN
american_scientific_journal-2592	97	69	.	.	PUNCT
american_scientific_journal-2592	98	1	positive	positive	ADJ
american_scientific_journal-2592	98	2	values	value	NOUN
american_scientific_journal-2592	98	3	represent	represent	VERB
american_scientific_journal-2592	98	4	above	above	ADJ
american_scientific_journal-2592	98	5	-	-	PUNCT
american_scientific_journal-2592	98	6	average	average	NOUN
american_scientific_journal-2592	98	7	ratings	rating	NOUN
american_scientific_journal-2592	98	8	,	,	PUNCT
american_scientific_journal-2592	98	9	negative	negative	ADJ
american_scientific_journal-2592	98	10	values	value	NOUN
american_scientific_journal-2592	98	11	represent	represent	VERB
american_scientific_journal-2592	98	12	below	below	ADP
american_scientific_journal-2592	98	13	-	-	PUNCT
american_scientific_journal-2592	98	14	average	average	NOUN
american_scientific_journal-2592	98	15	ratings	rating	NOUN
american_scientific_journal-2592	98	16	,	,	PUNCT
american_scientific_journal-2592	98	17	and	and	CCONJ
american_scientific_journal-2592	98	18	zero	zero	NUM
american_scientific_journal-2592	98	19	represents	represent	VERB
american_scientific_journal-2592	98	20	an	an	DET
american_scientific_journal-2592	98	21	average	average	ADJ
american_scientific_journal-2592	98	22	rating	rating	NOUN
american_scientific_journal-2592	98	23	.	.	PUNCT
american_scientific_journal-2592	99	1	gives	give	VERB
american_scientific_journal-2592	99	2	the	the	DET
american_scientific_journal-2592	99	3	formulation	formulation	NOUN
american_scientific_journal-2592	99	4	(	(	PUNCT
american_scientific_journal-2592	99	5	3	3	NUM
american_scientific_journal-2592	99	6	):	):	PUNCT
american_scientific_journal-2592	99	7	∑	∑	ADP
american_scientific_journal-2592	99	8	∑	∑	PUNCT
american_scientific_journal-2592	99	9	∈	∈	PROPN
american_scientific_journal-2592	99	10	∈	∈	NOUN
american_scientific_journal-2592	99	11	−	−	PUNCT
american_scientific_journal-2592	99	12	+	+	NOUN
american_scientific_journal-2592	99	13	=	=	NOUN
american_scientific_journal-2592	99	14	)	)	PUNCT
american_scientific_journal-2592	99	15	i(nj	i(nj	PROPN
american_scientific_journal-2592	99	16	ij	ij	NOUN
american_scientific_journal-2592	99	17	)	)	PUNCT
american_scientific_journal-2592	99	18	i(nj	i(nj	PROPN
american_scientific_journal-2592	99	19	jujij	jujij	ADJ
american_scientific_journal-2592	99	20	iui	iui	NOUN
american_scientific_journal-2592	99	21	u	u	PROPN
american_scientific_journal-2592	99	22	u	u	NOUN
american_scientific_journal-2592	99	23	s	s	PART
american_scientific_journal-2592	99	24	)	)	PUNCT
american_scientific_journal-2592	99	25	rr(s	rr(s	NOUN
american_scientific_journal-2592	99	26	rr̂	rr̂	NOUN
american_scientific_journal-2592	99	27	(	(	PUNCT
american_scientific_journal-2592	99	28	3	3	NUM
american_scientific_journal-2592	99	29	)	)	PUNCT
american_scientific_journal-2592	99	30	where	where	SCONJ
american_scientific_journal-2592	99	31	r̅iand	r̅iand	PROPN
american_scientific_journal-2592	99	32	r̅j	r̅j	NOUN
american_scientific_journal-2592	99	33	are	be	AUX
american_scientific_journal-2592	99	34	the	the	DET
american_scientific_journal-2592	99	35	average	average	ADJ
american_scientific_journal-2592	99	36	ratings	rating	NOUN
american_scientific_journal-2592	99	37	for	for	ADP
american_scientific_journal-2592	99	38	the	the	DET
american_scientific_journal-2592	99	39	item	item	NOUN
american_scientific_journal-2592	99	40	i	i	PRON
american_scientific_journal-2592	99	41	and	and	CCONJ
american_scientific_journal-2592	99	42	item	item	NOUN
american_scientific_journal-2592	99	43	j	j	PROPN
american_scientific_journal-2592	99	44	on	on	ADP
american_scientific_journal-2592	99	45	all	all	DET
american_scientific_journal-2592	99	46	other	other	ADJ
american_scientific_journal-2592	99	47	rated	rate	VERB
american_scientific_journal-2592	99	48	items	item	NOUN
american_scientific_journal-2592	99	49	and	and	CCONJ
american_scientific_journal-2592	99	50	the	the	DET
american_scientific_journal-2592	99	51	similarity	similarity	NOUN
american_scientific_journal-2592	99	52	between	between	ADP
american_scientific_journal-2592	99	53	item	item	NOUN
american_scientific_journal-2592	99	54	i	i	PRON
american_scientific_journal-2592	99	55	and	and	CCONJ
american_scientific_journal-2592	99	56	item	item	PROPN
american_scientific_journal-2592	99	57	j	j	PROPN
american_scientific_journal-2592	99	58	is	be	AUX
american_scientific_journal-2592	99	59	ijs	ijs	PROPN
american_scientific_journal-2592	99	60	.	.	PUNCT
american_scientific_journal-2592	100	1	uir̂	uir̂	PROPN
american_scientific_journal-2592	100	2	is	be	AUX
american_scientific_journal-2592	100	3	the	the	DET
american_scientific_journal-2592	100	4	predicted	predict	VERB
american_scientific_journal-2592	100	5	rating	rating	NOUN
american_scientific_journal-2592	100	6	of	of	ADP
american_scientific_journal-2592	100	7	mean	mean	ADJ
american_scientific_journal-2592	100	8	centering	center	VERB
american_scientific_journal-2592	100	9	prediction	prediction	NOUN
american_scientific_journal-2592	100	10	and	and	CCONJ
american_scientific_journal-2592	100	11	these	these	DET
american_scientific_journal-2592	100	12	results	result	NOUN
american_scientific_journal-2592	100	13	are	be	AUX
american_scientific_journal-2592	100	14	shown	show	VERB
american_scientific_journal-2592	100	15	in	in	ADP
american_scientific_journal-2592	100	16	figure	figure	NOUN
american_scientific_journal-2592	100	17	4	4	NUM
american_scientific_journal-2592	100	18	,	,	PUNCT
american_scientific_journal-2592	100	19	where	where	SCONJ
american_scientific_journal-2592	100	20	the	the	DET
american_scientific_journal-2592	100	21	input	input	NOUN
american_scientific_journal-2592	100	22	dataset	dataset	NOUN
american_scientific_journal-2592	100	23	is	be	AUX
american_scientific_journal-2592	100	24	often	often	ADV
american_scientific_journal-2592	100	25	suffered	suffer	VERB
american_scientific_journal-2592	100	26	from	from	ADP
american_scientific_journal-2592	100	27	item	item	NOUN
american_scientific_journal-2592	100	28	bias	bias	NOUN
american_scientific_journal-2592	100	29	resulting	result	VERB
american_scientific_journal-2592	100	30	the	the	DET
american_scientific_journal-2592	100	31	mean	mean	ADJ
american_scientific_journal-2592	100	32	-	-	PUNCT
american_scientific_journal-2592	100	33	centering	center	VERB
american_scientific_journal-2592	100	34	oftentimes	oftentime	NOUN
american_scientific_journal-2592	100	35	predicts	predict	VERB
american_scientific_journal-2592	100	36	values	value	NOUN
american_scientific_journal-2592	100	37	outside	outside	ADP
american_scientific_journal-2592	100	38	the	the	DET
american_scientific_journal-2592	100	39	rating	rating	NOUN
american_scientific_journal-2592	100	40	scale	scale	NOUN
american_scientific_journal-2592	100	41	.	.	PUNCT
american_scientific_journal-2592	101	1	figure	figure	NOUN
american_scientific_journal-2592	101	2	4	4	NUM
american_scientific_journal-2592	101	3	:	:	PUNCT
american_scientific_journal-2592	101	4	predicted	predict	VERB
american_scientific_journal-2592	101	5	ratings	rating	NOUN
american_scientific_journal-2592	101	6	using	use	VERB
american_scientific_journal-2592	101	7	mean	mean	ADJ
american_scientific_journal-2592	101	8	-	-	PUNCT
american_scientific_journal-2592	101	9	centering	center	VERB
american_scientific_journal-2592	101	10	collaborative	collaborative	ADJ
american_scientific_journal-2592	101	11	filtering	filter	VERB
american_scientific_journal-2592	101	12	3.2	3.2	NUM
american_scientific_journal-2592	101	13	.	.	PUNCT
american_scientific_journal-2592	102	1	boosting	boost	VERB
american_scientific_journal-2592	102	2	collaborative	collaborative	ADJ
american_scientific_journal-2592	102	3	filtering	filter	VERB
american_scientific_journal-2592	102	4	predictions	prediction	NOUN
american_scientific_journal-2592	102	5	in	in	ADP
american_scientific_journal-2592	102	6	order	order	NOUN
american_scientific_journal-2592	102	7	to	to	PART
american_scientific_journal-2592	102	8	overcome	overcome	VERB
american_scientific_journal-2592	102	9	the	the	DET
american_scientific_journal-2592	102	10	sparsity	sparsity	NOUN
american_scientific_journal-2592	102	11	problem	problem	NOUN
american_scientific_journal-2592	102	12	,	,	PUNCT
american_scientific_journal-2592	102	13	boosting	boost	VERB
american_scientific_journal-2592	102	14	weighted	weight	VERB
american_scientific_journal-2592	102	15	sum	sum	NOUN
american_scientific_journal-2592	102	16	and	and	CCONJ
american_scientific_journal-2592	102	17	boosting	boost	VERB
american_scientific_journal-2592	102	18	double	double	ADJ
american_scientific_journal-2592	102	19	mean	mean	NOUN
american_scientific_journal-2592	102	20	centering	center	VERB
american_scientific_journal-2592	102	21	prediction	prediction	NOUN
american_scientific_journal-2592	102	22	are	be	AUX
american_scientific_journal-2592	102	23	presented	present	VERB
american_scientific_journal-2592	102	24	by	by	ADP
american_scientific_journal-2592	102	25	applying	apply	VERB
american_scientific_journal-2592	102	26	the	the	DET
american_scientific_journal-2592	102	27	adaboost	adaboost	ADJ
american_scientific_journal-2592	102	28	framework	framework	NOUN
american_scientific_journal-2592	102	29	.	.	PUNCT
american_scientific_journal-2592	103	1	firstly	firstly	ADV
american_scientific_journal-2592	103	2	the	the	DET
american_scientific_journal-2592	103	3	traditional	traditional	ADJ
american_scientific_journal-2592	103	4	weighted	weight	VERB
american_scientific_journal-2592	103	5	sum	sum	NOUN
american_scientific_journal-2592	103	6	is	be	AUX
american_scientific_journal-2592	103	7	boosted	boost	VERB
american_scientific_journal-2592	103	8	,	,	PUNCT
american_scientific_journal-2592	103	9	the	the	DET
american_scientific_journal-2592	103	10	prediction	prediction	NOUN
american_scientific_journal-2592	103	11	formula	formula	NOUN
american_scientific_journal-2592	103	12	is	be	AUX
american_scientific_journal-2592	103	13	in	in	ADP
american_scientific_journal-2592	103	14	turn	turn	NOUN
american_scientific_journal-2592	103	15	depending	depend	VERB
american_scientific_journal-2592	103	16	on	on	ADP
american_scientific_journal-2592	103	17	the	the	DET
american_scientific_journal-2592	103	18	sample	sample	NOUN
american_scientific_journal-2592	103	19	weights	weight	NOUN
american_scientific_journal-2592	103	20	as	as	SCONJ
american_scientific_journal-2592	103	21	shown	show	VERB
american_scientific_journal-2592	103	22	in	in	ADP
american_scientific_journal-2592	103	23	equation	equation	NOUN
american_scientific_journal-2592	103	24	(	(	PUNCT
american_scientific_journal-2592	103	25	4	4	NUM
american_scientific_journal-2592	103	26	)	)	PUNCT
american_scientific_journal-2592	103	27	.	.	PUNCT
american_scientific_journal-2592	104	1	the	the	DET
american_scientific_journal-2592	104	2	sample	sample	NOUN
american_scientific_journal-2592	104	3	weights	weight	VERB
american_scientific_journal-2592	104	4	for	for	ADP
american_scientific_journal-2592	104	5	all	all	DET
american_scientific_journal-2592	104	6	nearest	near	ADJ
american_scientific_journal-2592	104	7	neighbours	neighbour	NOUN
american_scientific_journal-2592	104	8	m	m	NOUN
american_scientific_journal-2592	104	9	ujw	ujw	ADJ
american_scientific_journal-2592	104	10	are	be	AUX
american_scientific_journal-2592	104	11	initialized	initialize	VERB
american_scientific_journal-2592	104	12	uniformly	uniformly	ADV
american_scientific_journal-2592	104	13	with	with	ADP
american_scientific_journal-2592	104	14	a	a	DET
american_scientific_journal-2592	104	15	value	value	NOUN
american_scientific_journal-2592	104	16	.	.	PUNCT
american_scientific_journal-2592	105	1	m	m	PROPN
american_scientific_journal-2592	105	2	uj	uj	PROPN
american_scientific_journal-2592	105	3	k)u	k)u	NOUN
american_scientific_journal-2592	105	4	,	,	PUNCT
american_scientific_journal-2592	105	5	b(i;j	b(i;j	ADP
american_scientific_journal-2592	105	6	ij	ij	INTJ
american_scientific_journal-2592	105	7	uj	uj	PROPN
american_scientific_journal-2592	105	8	m	m	PROPN
american_scientific_journal-2592	105	9	uj	uj	PROPN
american_scientific_journal-2592	105	10	k)u	k)u	PROPN
american_scientific_journal-2592	105	11	,	,	PUNCT
american_scientific_journal-2592	105	12	b(i;j	b(i;j	ADP
american_scientific_journal-2592	105	13	ij	ij	INTJ
american_scientific_journal-2592	105	14	m	m	PROPN
american_scientific_journal-2592	105	15	ui	ui	PROPN
american_scientific_journal-2592	105	16	ws	ws	PROPN
american_scientific_journal-2592	105	17	rws	rws	PROPN
american_scientific_journal-2592	105	18	r̂	r̂	PROPN
american_scientific_journal-2592	105	19	⋅	⋅	PROPN
american_scientific_journal-2592	105	20	⋅⋅	⋅⋅	PROPN
american_scientific_journal-2592	105	21	=	=	SYM
american_scientific_journal-2592	105	22	∑	∑	PUNCT
american_scientific_journal-2592	105	23	∑	∑	PUNCT
american_scientific_journal-2592	105	24	∈	∈	PROPN
american_scientific_journal-2592	105	25	∈	∈	PROPN
american_scientific_journal-2592	105	26	(	(	PUNCT
american_scientific_journal-2592	105	27	4	4	NUM
american_scientific_journal-2592	105	28	)	)	PUNCT
american_scientific_journal-2592	105	29	where	where	SCONJ
american_scientific_journal-2592	105	30	,	,	PUNCT
american_scientific_journal-2592	105	31	m	m	VERB
american_scientific_journal-2592	105	32	uir̂	uir̂	NOUN
american_scientific_journal-2592	105	33	denotes	denote	VERB
american_scientific_journal-2592	105	34	the	the	DET
american_scientific_journal-2592	105	35	predicted	predict	VERB
american_scientific_journal-2592	105	36	rating	rating	NOUN
american_scientific_journal-2592	105	37	of	of	ADP
american_scientific_journal-2592	105	38	the	the	DET
american_scientific_journal-2592	105	39	ith	ith	PROPN
american_scientific_journal-2592	105	40	item	item	NOUN
american_scientific_journal-2592	105	41	by	by	ADP
american_scientific_journal-2592	105	42	the	the	DET
american_scientific_journal-2592	105	43	uth	uth	PROPN
american_scientific_journal-2592	105	44	user	user	NOUN
american_scientific_journal-2592	105	45	in	in	ADP
american_scientific_journal-2592	105	46	the	the	DET
american_scientific_journal-2592	105	47	mth	mth	NOUN
american_scientific_journal-2592	105	48	recommender	recommender	NOUN
american_scientific_journal-2592	105	49	.	.	PUNCT
american_scientific_journal-2592	106	1	in	in	ADP
american_scientific_journal-2592	106	2	each	each	DET
american_scientific_journal-2592	106	3	iteration	iteration	NOUN
american_scientific_journal-2592	106	4	the	the	DET
american_scientific_journal-2592	106	5	error	error	NOUN
american_scientific_journal-2592	106	6	rate	rate	NOUN
american_scientific_journal-2592	106	7	for	for	ADP
american_scientific_journal-2592	106	8	each	each	DET
american_scientific_journal-2592	106	9	recommender	recommender	NOUN
american_scientific_journal-2592	106	10	,	,	PUNCT
american_scientific_journal-2592	106	11	signal	signal	ADJ
american_scientific_journal-2592	106	12	function	function	NOUN
american_scientific_journal-2592	106	13	and	and	CCONJ
american_scientific_journal-2592	106	14	user	user	NOUN
american_scientific_journal-2592	106	15	error	error	NOUN
american_scientific_journal-2592	106	16	for	for	ADP
american_scientific_journal-2592	106	17	each	each	DET
american_scientific_journal-2592	106	18	neighbours	neighbour	NOUN
american_scientific_journal-2592	106	19	are	be	AUX
american_scientific_journal-2592	106	20	executed	execute	VERB
american_scientific_journal-2592	106	21	to	to	PART
american_scientific_journal-2592	106	22	adjust	adjust	VERB
american_scientific_journal-2592	106	23	the	the	DET
american_scientific_journal-2592	106	24	neighbourhood	neighbourhood	NOUN
american_scientific_journal-2592	106	25	samples	sample	NOUN
american_scientific_journal-2592	106	26	for	for	ADP
american_scientific_journal-2592	106	27	next	next	ADJ
american_scientific_journal-2592	106	28	round	round	NOUN
american_scientific_journal-2592	106	29	.	.	PUNCT
american_scientific_journal-2592	107	1	if	if	SCONJ
american_scientific_journal-2592	107	2	the	the	DET
american_scientific_journal-2592	107	3	base	base	NOUN
american_scientific_journal-2592	107	4	two	two	NUM
american_scientific_journal-2592	107	5	-	-	PUNCT
american_scientific_journal-2592	107	6	class	class	NOUN
american_scientific_journal-2592	107	7	classifier	classifier	NOUN
american_scientific_journal-2592	107	8	used	use	VERB
american_scientific_journal-2592	107	9	in	in	ADP
american_scientific_journal-2592	107	10	adaboost	adaboost	ADJ
american_scientific_journal-2592	107	11	framework	framework	NOUN
american_scientific_journal-2592	107	12	has	have	VERB
american_scientific_journal-2592	107	13	an	an	DET
american_scientific_journal-2592	107	14	recommender	recommender	NOUN
american_scientific_journal-2592	107	15	error	error	NOUN
american_scientific_journal-2592	107	16	rate	rate	NOUN
american_scientific_journal-2592	107	17	of	of	ADP
american_scientific_journal-2592	107	18	just	just	ADV
american_scientific_journal-2592	107	19	slightly	slightly	ADV
american_scientific_journal-2592	107	20	less	less	ADJ
american_scientific_journal-2592	107	21	than	than	ADP
american_scientific_journal-2592	107	22	0.5	0.5	NUM
american_scientific_journal-2592	107	23	,	,	PUNCT
american_scientific_journal-2592	107	24	the	the	DET
american_scientific_journal-2592	107	25	training	training	NOUN
american_scientific_journal-2592	107	26	error	error	NOUN
american_scientific_journal-2592	107	27	of	of	ADP
american_scientific_journal-2592	107	28	the	the	DET
american_scientific_journal-2592	107	29	classifier	classifier	NOUN
american_scientific_journal-2592	107	30	will	will	AUX
american_scientific_journal-2592	107	31	approach	approach	VERB
american_scientific_journal-2592	107	32	to	to	ADP
american_scientific_journal-2592	107	33	zero	zero	NUM
american_scientific_journal-2592	107	34	.	.	PUNCT
american_scientific_journal-2592	108	1	for	for	ADP
american_scientific_journal-2592	108	2	american	american	PROPN
american_scientific_journal-2592	108	3	scientific	scientific	PROPN
american_scientific_journal-2592	108	4	research	research	PROPN
american_scientific_journal-2592	108	5	journal	journal	NOUN
american_scientific_journal-2592	108	6	for	for	ADP
american_scientific_journal-2592	108	7	engineering	engineering	NOUN
american_scientific_journal-2592	108	8	,	,	PUNCT
american_scientific_journal-2592	108	9	technology	technology	NOUN
american_scientific_journal-2592	108	10	,	,	PUNCT
american_scientific_journal-2592	108	11	and	and	CCONJ
american_scientific_journal-2592	108	12	sciences	science	NOUN
american_scientific_journal-2592	108	13	(	(	PUNCT
american_scientific_journal-2592	108	14	asrjets	asrjet	NOUN
american_scientific_journal-2592	108	15	)	)	PUNCT
american_scientific_journal-2592	108	16	(	(	PUNCT
american_scientific_journal-2592	108	17	2017	2017	NUM
american_scientific_journal-2592	108	18	)	)	PUNCT
american_scientific_journal-2592	108	19	volume	volume	NOUN
american_scientific_journal-2592	108	20	28	28	NUM
american_scientific_journal-2592	108	21	,	,	PUNCT
american_scientific_journal-2592	108	22	no	no	DET
american_scientific_journal-2592	108	23	1	1	NUM
american_scientific_journal-2592	108	24	,	,	PUNCT
american_scientific_journal-2592	108	25	pp	pp	ADV
american_scientific_journal-2592	108	26	18	18	NUM
american_scientific_journal-2592	108	27	-	-	SYM
american_scientific_journal-2592	108	28	29	29	NUM
american_scientific_journal-2592	108	29	25	25	NUM
american_scientific_journal-2592	108	30	problem	problem	NOUN
american_scientific_journal-2592	108	31	with	with	ADP
american_scientific_journal-2592	108	32	more	more	ADJ
american_scientific_journal-2592	108	33	than	than	ADP
american_scientific_journal-2592	108	34	two	two	NUM
american_scientific_journal-2592	108	35	classes	class	NOUN
american_scientific_journal-2592	108	36	(	(	PUNCT
american_scientific_journal-2592	108	37	such	such	ADJ
american_scientific_journal-2592	108	38	as	as	ADP
american_scientific_journal-2592	108	39	numerical	numerical	PROPN
american_scientific_journal-2592	108	40	preference	preference	PROPN
american_scientific_journal-2592	108	41	prediction	prediction	PROPN
american_scientific_journal-2592	108	42	)	)	PUNCT
american_scientific_journal-2592	108	43	,	,	PUNCT
american_scientific_journal-2592	108	44	the	the	DET
american_scientific_journal-2592	108	45	recommender	recommender	NOUN
american_scientific_journal-2592	108	46	error	error	NOUN
american_scientific_journal-2592	108	47	rate	rate	NOUN
american_scientific_journal-2592	108	48	that	that	PRON
american_scientific_journal-2592	108	49	is	be	AUX
american_scientific_journal-2592	108	50	less	less	ADJ
american_scientific_journal-2592	108	51	than	than	ADP
american_scientific_journal-2592	108	52	0.5	0.5	NUM
american_scientific_journal-2592	108	53	is	be	AUX
american_scientific_journal-2592	108	54	harder	hard	ADJ
american_scientific_journal-2592	108	55	to	to	PART
american_scientific_journal-2592	108	56	achieve	achieve	VERB
american_scientific_journal-2592	108	57	.	.	PUNCT
american_scientific_journal-2592	109	1	this	this	DET
american_scientific_journal-2592	109	2	method	method	NOUN
american_scientific_journal-2592	109	3	iteratively	iteratively	ADV
american_scientific_journal-2592	109	4	predicted	predict	VERB
american_scientific_journal-2592	109	5	the	the	DET
american_scientific_journal-2592	109	6	missing	miss	VERB
american_scientific_journal-2592	109	7	values	value	NOUN
american_scientific_journal-2592	109	8	that	that	PRON
american_scientific_journal-2592	109	9	predicted	predict	VERB
american_scientific_journal-2592	109	10	results	result	NOUN
american_scientific_journal-2592	109	11	are	be	AUX
american_scientific_journal-2592	109	12	less	less	ADV
american_scientific_journal-2592	109	13	sensitive	sensitive	ADJ
american_scientific_journal-2592	109	14	than	than	ADP
american_scientific_journal-2592	109	15	the	the	DET
american_scientific_journal-2592	109	16	traditional	traditional	ADJ
american_scientific_journal-2592	109	17	weighted	weight	VERB
american_scientific_journal-2592	109	18	sum	sum	NOUN
american_scientific_journal-2592	109	19	prediction	prediction	NOUN
american_scientific_journal-2592	109	20	and	and	CCONJ
american_scientific_journal-2592	109	21	shown	show	VERB
american_scientific_journal-2592	109	22	in	in	ADP
american_scientific_journal-2592	109	23	figure	figure	NOUN
american_scientific_journal-2592	109	24	5	5	NUM
american_scientific_journal-2592	109	25	.	.	PUNCT
american_scientific_journal-2592	109	26	figure	figure	NOUN
american_scientific_journal-2592	109	27	5	5	NUM
american_scientific_journal-2592	109	28	:	:	PUNCT
american_scientific_journal-2592	109	29	predicted	predict	VERB
american_scientific_journal-2592	109	30	ratings	rating	NOUN
american_scientific_journal-2592	109	31	using	use	VERB
american_scientific_journal-2592	109	32	boosted	boost	VERB
american_scientific_journal-2592	109	33	weighted	weight	VERB
american_scientific_journal-2592	109	34	sum	sum	PROPN
american_scientific_journal-2592	109	35	collaborative	collaborative	ADJ
american_scientific_journal-2592	109	36	filtering	filtering	PROPN
american_scientific_journal-2592	109	37	collaborative	collaborative	ADJ
american_scientific_journal-2592	109	38	filtering	filtering	NOUN
american_scientific_journal-2592	109	39	focuses	focus	VERB
american_scientific_journal-2592	109	40	on	on	ADP
american_scientific_journal-2592	109	41	modeling	model	VERB
american_scientific_journal-2592	109	42	the	the	DET
american_scientific_journal-2592	109	43	intersection	intersection	NOUN
american_scientific_journal-2592	109	44	between	between	ADP
american_scientific_journal-2592	109	45	users	user	NOUN
american_scientific_journal-2592	109	46	and	and	CCONJ
american_scientific_journal-2592	109	47	items	item	NOUN
american_scientific_journal-2592	109	48	.	.	PUNCT
american_scientific_journal-2592	110	1	however	however	ADV
american_scientific_journal-2592	110	2	,	,	PUNCT
american_scientific_journal-2592	110	3	many	many	ADJ
american_scientific_journal-2592	110	4	effects	effect	NOUN
american_scientific_journal-2592	110	5	that	that	PRON
american_scientific_journal-2592	110	6	contribute	contribute	VERB
american_scientific_journal-2592	110	7	to	to	ADP
american_scientific_journal-2592	110	8	the	the	DET
american_scientific_journal-2592	110	9	ratings	rating	NOUN
american_scientific_journal-2592	110	10	,	,	PUNCT
american_scientific_journal-2592	110	11	such	such	ADJ
american_scientific_journal-2592	110	12	as	as	ADP
american_scientific_journal-2592	110	13	user	user	NOUN
american_scientific_journal-2592	110	14	bias	bias	NOUN
american_scientific_journal-2592	110	15	and	and	CCONJ
american_scientific_journal-2592	110	16	item	item	NOUN
american_scientific_journal-2592	110	17	bias	bias	NOUN
american_scientific_journal-2592	110	18	,	,	PUNCT
american_scientific_journal-2592	110	19	are	be	AUX
american_scientific_journal-2592	110	20	not	not	PART
american_scientific_journal-2592	110	21	associated	associate	VERB
american_scientific_journal-2592	110	22	with	with	ADP
american_scientific_journal-2592	110	23	this	this	DET
american_scientific_journal-2592	110	24	interaction	interaction	NOUN
american_scientific_journal-2592	110	25	.	.	PUNCT
american_scientific_journal-2592	111	1	user	user	NOUN
american_scientific_journal-2592	111	2	bias	bias	PROPN
american_scientific_journal-2592	111	3	indicates	indicate	VERB
american_scientific_journal-2592	111	4	the	the	DET
american_scientific_journal-2592	111	5	observed	observe	VERB
american_scientific_journal-2592	111	6	difference	difference	NOUN
american_scientific_journal-2592	111	7	among	among	ADP
american_scientific_journal-2592	111	8	users	user	NOUN
american_scientific_journal-2592	111	9	,	,	PUNCT
american_scientific_journal-2592	111	10	while	while	SCONJ
american_scientific_journal-2592	111	11	item	item	NOUN
american_scientific_journal-2592	111	12	bias	bias	NOUN
american_scientific_journal-2592	111	13	indicates	indicate	VERB
american_scientific_journal-2592	111	14	the	the	DET
american_scientific_journal-2592	111	15	observed	observed	ADJ
american_scientific_journal-2592	111	16	bias	bias	NOUN
american_scientific_journal-2592	111	17	for	for	ADP
american_scientific_journal-2592	111	18	each	each	DET
american_scientific_journal-2592	111	19	item	item	NOUN
american_scientific_journal-2592	111	20	compared	compare	VERB
american_scientific_journal-2592	111	21	to	to	ADP
american_scientific_journal-2592	111	22	the	the	DET
american_scientific_journal-2592	111	23	overall	overall	ADJ
american_scientific_journal-2592	111	24	average	average	NOUN
american_scientific_journal-2592	111	25	.	.	PUNCT
american_scientific_journal-2592	112	1	for	for	ADP
american_scientific_journal-2592	112	2	example	example	NOUN
american_scientific_journal-2592	112	3	,	,	PUNCT
american_scientific_journal-2592	112	4	a	a	DET
american_scientific_journal-2592	112	5	lower	low	ADJ
american_scientific_journal-2592	112	6	user	user	NOUN
american_scientific_journal-2592	112	7	bias	bias	NOUN
american_scientific_journal-2592	112	8	corresponds	correspond	VERB
american_scientific_journal-2592	112	9	to	to	ADP
american_scientific_journal-2592	112	10	a	a	DET
american_scientific_journal-2592	112	11	critical	critical	ADJ
american_scientific_journal-2592	112	12	user	user	NOUN
american_scientific_journal-2592	112	13	who	who	PRON
american_scientific_journal-2592	112	14	is	be	AUX
american_scientific_journal-2592	112	15	prone	prone	ADJ
american_scientific_journal-2592	112	16	to	to	PART
american_scientific_journal-2592	112	17	rate	rate	VERB
american_scientific_journal-2592	112	18	low	low	ADJ
american_scientific_journal-2592	112	19	,	,	PUNCT
american_scientific_journal-2592	112	20	and	and	CCONJ
american_scientific_journal-2592	112	21	a	a	DET
american_scientific_journal-2592	112	22	high	high	ADJ
american_scientific_journal-2592	112	23	item	item	NOUN
american_scientific_journal-2592	112	24	bias	bias	NOUN
american_scientific_journal-2592	112	25	corresponds	correspond	VERB
american_scientific_journal-2592	112	26	to	to	ADP
american_scientific_journal-2592	112	27	a	a	DET
american_scientific_journal-2592	112	28	good	good	ADJ
american_scientific_journal-2592	112	29	item	item	NOUN
american_scientific_journal-2592	112	30	that	that	PRON
american_scientific_journal-2592	112	31	earns	earn	VERB
american_scientific_journal-2592	112	32	higher	high	ADJ
american_scientific_journal-2592	112	33	ratings	rating	NOUN
american_scientific_journal-2592	112	34	.	.	PUNCT
american_scientific_journal-2592	113	1	double	double	ADJ
american_scientific_journal-2592	113	2	means	mean	NOUN
american_scientific_journal-2592	113	3	centering	center	VERB
american_scientific_journal-2592	113	4	avg(u	avg(u	PROPN
american_scientific_journal-2592	113	5	,	,	PUNCT
american_scientific_journal-2592	113	6	i	i	PRON
american_scientific_journal-2592	113	7	)	)	PUNCT
american_scientific_journal-2592	113	8	tries	try	VERB
american_scientific_journal-2592	113	9	to	to	PART
american_scientific_journal-2592	113	10	capture	capture	VERB
american_scientific_journal-2592	113	11	these	these	DET
american_scientific_journal-2592	113	12	biases	bias	NOUN
american_scientific_journal-2592	113	13	and	and	CCONJ
american_scientific_journal-2592	113	14	separate	separate	VERB
american_scientific_journal-2592	113	15	them	they	PRON
american_scientific_journal-2592	113	16	from	from	ADP
american_scientific_journal-2592	113	17	the	the	DET
american_scientific_journal-2592	113	18	whole	whole	ADJ
american_scientific_journal-2592	113	19	effects	effect	NOUN
american_scientific_journal-2592	113	20	so	so	SCONJ
american_scientific_journal-2592	113	21	as	as	SCONJ
american_scientific_journal-2592	113	22	to	to	PART
american_scientific_journal-2592	113	23	enable	enable	VERB
american_scientific_journal-2592	113	24	other	other	ADJ
american_scientific_journal-2592	113	25	models	model	NOUN
american_scientific_journal-2592	113	26	better	well	ADV
american_scientific_journal-2592	113	27	concentrating	concentrate	VERB
american_scientific_journal-2592	113	28	on	on	ADP
american_scientific_journal-2592	113	29	user	user	NOUN
american_scientific_journal-2592	113	30	-	-	PUNCT
american_scientific_journal-2592	113	31	item	item	NOUN
american_scientific_journal-2592	113	32	interaction	interaction	NOUN
american_scientific_journal-2592	113	33	.	.	PUNCT
american_scientific_journal-2592	114	1	by	by	ADP
american_scientific_journal-2592	114	2	composing	composing	NOUN
american_scientific_journal-2592	114	3	of	of	ADP
american_scientific_journal-2592	114	4	two	two	NUM
american_scientific_journal-2592	114	5	components	component	NOUN
american_scientific_journal-2592	114	6	:	:	PUNCT
american_scientific_journal-2592	114	7	user	user	NOUN
american_scientific_journal-2592	114	8	bias	bias	NOUN
american_scientific_journal-2592	114	9	and	and	CCONJ
american_scientific_journal-2592	114	10	item	item	NOUN
american_scientific_journal-2592	114	11	bias	bias	NOUN
american_scientific_journal-2592	114	12	,	,	PUNCT
american_scientific_journal-2592	114	13	the	the	DET
american_scientific_journal-2592	114	14	prediction	prediction	NOUN
american_scientific_journal-2592	114	15	formula	formula	NOUN
american_scientific_journal-2592	114	16	is	be	AUX
american_scientific_journal-2592	114	17	turned	turn	VERB
american_scientific_journal-2592	114	18	into	into	ADP
american_scientific_journal-2592	114	19	the	the	DET
american_scientific_journal-2592	114	20	form	form	NOUN
american_scientific_journal-2592	114	21	m	m	PROPN
american_scientific_journal-2592	114	22	uj	uj	PROPN
american_scientific_journal-2592	114	23	k)u	k)u	NOUN
american_scientific_journal-2592	114	24	,	,	PUNCT
american_scientific_journal-2592	114	25	b(i;j	b(i;j	ADP
american_scientific_journal-2592	114	26	ij	ij	INTJ
american_scientific_journal-2592	114	27	uj	uj	PROPN
american_scientific_journal-2592	114	28	m	m	PROPN
american_scientific_journal-2592	114	29	uj	uj	PROPN
american_scientific_journal-2592	114	30	k)u	k)u	PROPN
american_scientific_journal-2592	114	31	,	,	PUNCT
american_scientific_journal-2592	114	32	b(i;j	b(i;j	ADP
american_scientific_journal-2592	114	33	ij	ij	INTJ
american_scientific_journal-2592	114	34	m	m	PROPN
american_scientific_journal-2592	114	35	ui	ui	PROPN
american_scientific_journal-2592	114	36	ws	ws	PROPN
american_scientific_journal-2592	114	37	)	)	PUNCT
american_scientific_journal-2592	114	38	)	)	PUNCT
american_scientific_journal-2592	115	1	i	i	PRON
american_scientific_journal-2592	115	2	,	,	PUNCT
american_scientific_journal-2592	115	3	u(avgr(ws	u(avgr(ws	PROPN
american_scientific_journal-2592	115	4	)	)	PUNCT
american_scientific_journal-2592	115	5	i	i	PRON
american_scientific_journal-2592	115	6	,	,	PUNCT
american_scientific_journal-2592	115	7	u(avgr̂	u(avgr̂	PROPN
american_scientific_journal-2592	115	8	⋅	⋅	NOUN
american_scientific_journal-2592	115	9	−⋅⋅	−⋅⋅	X
american_scientific_journal-2592	116	1	+	+	PROPN
american_scientific_journal-2592	116	2	=	=	SYM
american_scientific_journal-2592	116	3	∑	∑	PUNCT
american_scientific_journal-2592	116	4	∑	∑	PUNCT
american_scientific_journal-2592	116	5	∈	∈	PROPN
american_scientific_journal-2592	116	6	∈	∈	PROPN
american_scientific_journal-2592	116	7	(	(	PUNCT
american_scientific_journal-2592	116	8	5	5	NUM
american_scientific_journal-2592	116	9	)	)	PUNCT
american_scientific_journal-2592	116	10	2	2	NUM
american_scientific_journal-2592	116	11	r	r	NOUN
american_scientific_journal-2592	116	12	/	/	SYM
american_scientific_journal-2592	116	13	rr	rr	NOUN
american_scientific_journal-2592	116	14	/	/	SYM
american_scientific_journal-2592	116	15	r	r	NOUN
american_scientific_journal-2592	116	16	)	)	PUNCT
american_scientific_journal-2592	116	17	i	i	PROPN
american_scientific_journal-2592	116	18	,	,	PUNCT
american_scientific_journal-2592	116	19	u(avg	u(avg	PROPN
american_scientific_journal-2592	116	20	u	u	NOUN
american_scientific_journal-2592	116	21	*	*	PUNCT
american_scientific_journal-2592	116	22	iui	iui	INTJ
american_scientific_journal-2592	116	23	i	i	PRON
american_scientific_journal-2592	116	24	*	*	PUNCT
american_scientific_journal-2592	116	25	uui	uui	VERB
american_scientific_journal-2592	116	26	∑∑	∑∑	NOUN
american_scientific_journal-2592	116	27	∀∀	∀∀	PUNCT
american_scientific_journal-2592	116	28	+	+	PUNCT
american_scientific_journal-2592	116	29	=	=	SYM
american_scientific_journal-2592	116	30	(	(	PUNCT
american_scientific_journal-2592	116	31	6	6	NUM
american_scientific_journal-2592	116	32	)	)	PUNCT
american_scientific_journal-2592	116	33	figure	figure	NOUN
american_scientific_journal-2592	116	34	6	6	NUM
american_scientific_journal-2592	116	35	:	:	PUNCT
american_scientific_journal-2592	116	36	predicted	predict	VERB
american_scientific_journal-2592	116	37	ratings	rating	NOUN
american_scientific_journal-2592	116	38	using	use	VERB
american_scientific_journal-2592	116	39	boosted	boost	VERB
american_scientific_journal-2592	116	40	double	double	ADJ
american_scientific_journal-2592	116	41	means	mean	NOUN
american_scientific_journal-2592	116	42	centering	center	VERB
american_scientific_journal-2592	116	43	collaborative	collaborative	ADJ
american_scientific_journal-2592	116	44	filtering	filter	VERB
american_scientific_journal-2592	116	45	american	american	PROPN
american_scientific_journal-2592	116	46	scientific	scientific	ADJ
american_scientific_journal-2592	116	47	research	research	PROPN
american_scientific_journal-2592	116	48	journal	journal	NOUN
american_scientific_journal-2592	116	49	for	for	ADP
american_scientific_journal-2592	116	50	engineering	engineering	NOUN
american_scientific_journal-2592	116	51	,	,	PUNCT
american_scientific_journal-2592	116	52	technology	technology	NOUN
american_scientific_journal-2592	116	53	,	,	PUNCT
american_scientific_journal-2592	116	54	and	and	CCONJ
american_scientific_journal-2592	116	55	sciences	science	NOUN
american_scientific_journal-2592	116	56	(	(	PUNCT
american_scientific_journal-2592	116	57	asrjets	asrjet	NOUN
american_scientific_journal-2592	116	58	)	)	PUNCT
american_scientific_journal-2592	116	59	(	(	PUNCT
american_scientific_journal-2592	116	60	2017	2017	NUM
american_scientific_journal-2592	116	61	)	)	PUNCT
american_scientific_journal-2592	116	62	volume	volume	NOUN
american_scientific_journal-2592	116	63	28	28	NUM
american_scientific_journal-2592	116	64	,	,	PUNCT
american_scientific_journal-2592	116	65	no	no	DET
american_scientific_journal-2592	116	66	1	1	NUM
american_scientific_journal-2592	116	67	,	,	PUNCT
american_scientific_journal-2592	116	68	pp	pp	ADV
american_scientific_journal-2592	116	69	18	18	NUM
american_scientific_journal-2592	116	70	-	-	SYM
american_scientific_journal-2592	116	71	29	29	NUM
american_scientific_journal-2592	116	72	26	26	NUM
american_scientific_journal-2592	116	73	the	the	DET
american_scientific_journal-2592	116	74	prediction	prediction	NOUN
american_scientific_journal-2592	116	75	results	result	NOUN
american_scientific_journal-2592	116	76	using	use	VERB
american_scientific_journal-2592	116	77	boosted	boost	VERB
american_scientific_journal-2592	116	78	double	double	ADJ
american_scientific_journal-2592	116	79	means	mean	NOUN
american_scientific_journal-2592	116	80	centering	center	VERB
american_scientific_journal-2592	116	81	are	be	AUX
american_scientific_journal-2592	116	82	shown	show	VERB
american_scientific_journal-2592	116	83	in	in	ADP
american_scientific_journal-2592	116	84	figure	figure	NOUN
american_scientific_journal-2592	116	85	6	6	NUM
american_scientific_journal-2592	116	86	.	.	PUNCT
american_scientific_journal-2592	117	1	the	the	DET
american_scientific_journal-2592	117	2	major	major	ADJ
american_scientific_journal-2592	117	3	considerations	consideration	NOUN
american_scientific_journal-2592	117	4	for	for	ADP
american_scientific_journal-2592	117	5	the	the	DET
american_scientific_journal-2592	117	6	adaptation	adaptation	NOUN
american_scientific_journal-2592	117	7	process	process	NOUN
american_scientific_journal-2592	117	8	include	include	VERB
american_scientific_journal-2592	117	9	sparsity	sparsity	NOUN
american_scientific_journal-2592	117	10	,	,	PUNCT
american_scientific_journal-2592	117	11	recommendation	recommendation	NOUN
american_scientific_journal-2592	117	12	error	error	NOUN
american_scientific_journal-2592	117	13	rate	rate	NOUN
american_scientific_journal-2592	117	14	and	and	CCONJ
american_scientific_journal-2592	117	15	sample	sample	NOUN
american_scientific_journal-2592	117	16	weight	weight	NOUN
american_scientific_journal-2592	117	17	update	update	NOUN
american_scientific_journal-2592	117	18	.	.	PUNCT
american_scientific_journal-2592	118	1	after	after	ADP
american_scientific_journal-2592	118	2	predicting	predict	VERB
american_scientific_journal-2592	118	3	the	the	DET
american_scientific_journal-2592	118	4	missing	miss	VERB
american_scientific_journal-2592	118	5	rating	rating	NOUN
american_scientific_journal-2592	118	6	values	value	NOUN
american_scientific_journal-2592	118	7	,	,	PUNCT
american_scientific_journal-2592	118	8	it	it	PRON
american_scientific_journal-2592	118	9	needs	need	VERB
american_scientific_journal-2592	118	10	to	to	PART
american_scientific_journal-2592	118	11	focus	focus	VERB
american_scientific_journal-2592	118	12	mispredicted	mispredicted	ADJ
american_scientific_journal-2592	118	13	values	value	NOUN
american_scientific_journal-2592	118	14	of	of	ADP
american_scientific_journal-2592	118	15	the	the	DET
american_scientific_journal-2592	118	16	previous	previous	ADJ
american_scientific_journal-2592	118	17	round	round	NOUN
american_scientific_journal-2592	118	18	.	.	PUNCT
american_scientific_journal-2592	119	1	this	this	DET
american_scientific_journal-2592	119	2	error	error	NOUN
american_scientific_journal-2592	119	3	rate	rate	NOUN
american_scientific_journal-2592	119	4	affects	affect	VERB
american_scientific_journal-2592	119	5	how	how	SCONJ
american_scientific_journal-2592	119	6	the	the	DET
american_scientific_journal-2592	119	7	sample	sample	NOUN
american_scientific_journal-2592	119	8	weights	weight	NOUN
american_scientific_journal-2592	119	9	of	of	ADP
american_scientific_journal-2592	119	10	the	the	DET
american_scientific_journal-2592	119	11	neighborhood	neighborhood	NOUN
american_scientific_journal-2592	119	12	are	be	AUX
american_scientific_journal-2592	119	13	updated	update	VERB
american_scientific_journal-2592	119	14	.	.	PUNCT
american_scientific_journal-2592	120	1	in	in	ADP
american_scientific_journal-2592	120	2	addition	addition	NOUN
american_scientific_journal-2592	120	3	,	,	PUNCT
american_scientific_journal-2592	120	4	η	η	PROPN
american_scientific_journal-2592	120	5	denotes	denote	VERB
american_scientific_journal-2592	120	6	how	how	SCONJ
american_scientific_journal-2592	120	7	much	much	ADV
american_scientific_journal-2592	120	8	the	the	DET
american_scientific_journal-2592	120	9	average	average	ADJ
american_scientific_journal-2592	120	10	sample	sample	NOUN
american_scientific_journal-2592	120	11	error	error	NOUN
american_scientific_journal-2592	120	12	influences	influence	VERB
american_scientific_journal-2592	120	13	the	the	DET
american_scientific_journal-2592	120	14	update	update	NOUN
american_scientific_journal-2592	120	15	process	process	NOUN
american_scientific_journal-2592	120	16	.	.	PUNCT
american_scientific_journal-2592	121	1	in	in	ADP
american_scientific_journal-2592	121	2	this	this	DET
american_scientific_journal-2592	121	3	research	research	NOUN
american_scientific_journal-2592	121	4	,	,	PUNCT
american_scientific_journal-2592	121	5	the	the	DET
american_scientific_journal-2592	121	6	proposed	propose	VERB
american_scientific_journal-2592	121	7	system	system	NOUN
american_scientific_journal-2592	121	8	sets	set	VERB
american_scientific_journal-2592	121	9	η=0.5	η=0.5	NOUN
american_scientific_journal-2592	121	10	by	by	ADP
american_scientific_journal-2592	121	11	experience	experience	NOUN
american_scientific_journal-2592	121	12	.	.	PUNCT
american_scientific_journal-2592	122	1	this	this	DET
american_scientific_journal-2592	122	2	system	system	NOUN
american_scientific_journal-2592	122	3	increases	increase	VERB
american_scientific_journal-2592	122	4	the	the	DET
american_scientific_journal-2592	122	5	sample	sample	NOUN
american_scientific_journal-2592	122	6	weight	weight	NOUN
american_scientific_journal-2592	122	7	that	that	PRON
american_scientific_journal-2592	122	8	is	be	AUX
american_scientific_journal-2592	122	9	not	not	PART
american_scientific_journal-2592	122	10	correctly	correctly	ADV
american_scientific_journal-2592	122	11	learned	learn	VERB
american_scientific_journal-2592	122	12	by	by	ADP
american_scientific_journal-2592	122	13	the	the	DET
american_scientific_journal-2592	122	14	previous	previous	ADJ
american_scientific_journal-2592	122	15	predictor	predictor	NOUN
american_scientific_journal-2592	122	16	or	or	CCONJ
american_scientific_journal-2592	122	17	decreases	decrease	VERB
american_scientific_journal-2592	122	18	sample	sample	NOUN
american_scientific_journal-2592	122	19	weight	weight	NOUN
american_scientific_journal-2592	122	20	that	that	PRON
american_scientific_journal-2592	122	21	is	be	AUX
american_scientific_journal-2592	122	22	correctly	correctly	ADV
american_scientific_journal-2592	122	23	learned	learn	VERB
american_scientific_journal-2592	122	24	by	by	ADP
american_scientific_journal-2592	122	25	the	the	DET
american_scientific_journal-2592	122	26	previous	previous	ADJ
american_scientific_journal-2592	122	27	round	round	NOUN
american_scientific_journal-2592	122	28	.	.	PUNCT
american_scientific_journal-2592	123	1	the	the	DET
american_scientific_journal-2592	123	2	resulted	result	VERB
american_scientific_journal-2592	123	3	normalized	normalize	VERB
american_scientific_journal-2592	123	4	sample	sample	NOUN
american_scientific_journal-2592	123	5	weights	weight	NOUN
american_scientific_journal-2592	123	6	in	in	ADP
american_scientific_journal-2592	123	7	one	one	NUM
american_scientific_journal-2592	123	8	of	of	ADP
american_scientific_journal-2592	123	9	the	the	DET
american_scientific_journal-2592	123	10	steps	step	NOUN
american_scientific_journal-2592	123	11	in	in	ADP
american_scientific_journal-2592	123	12	boosted	boosted	ADJ
american_scientific_journal-2592	123	13	double	double	ADJ
american_scientific_journal-2592	123	14	mean	mean	NOUN
american_scientific_journal-2592	123	15	centering	center	VERB
american_scientific_journal-2592	123	16	collaborative	collaborative	ADJ
american_scientific_journal-2592	123	17	filtering	filtering	NOUN
american_scientific_journal-2592	123	18	framework	framework	NOUN
american_scientific_journal-2592	123	19	are	be	AUX
american_scientific_journal-2592	123	20	shown	show	VERB
american_scientific_journal-2592	123	21	in	in	ADP
american_scientific_journal-2592	123	22	figure	figure	NOUN
american_scientific_journal-2592	123	23	7	7	NUM
american_scientific_journal-2592	123	24	.	.	PUNCT
american_scientific_journal-2592	123	25	figure	figure	NOUN
american_scientific_journal-2592	123	26	7	7	NUM
american_scientific_journal-2592	123	27	:	:	PUNCT
american_scientific_journal-2592	123	28	normalized	normalize	VERB
american_scientific_journal-2592	123	29	neighbors	neighbor	NOUN
american_scientific_journal-2592	123	30	'	'	PART
american_scientific_journal-2592	123	31	sample	sample	NOUN
american_scientific_journal-2592	123	32	weights	weight	VERB
american_scientific_journal-2592	123	33	the	the	DET
american_scientific_journal-2592	123	34	adaboost	adaboost	ADJ
american_scientific_journal-2592	123	35	framework	framework	NOUN
american_scientific_journal-2592	123	36	uses	use	VERB
american_scientific_journal-2592	123	37	the	the	DET
american_scientific_journal-2592	123	38	same	same	ADJ
american_scientific_journal-2592	123	39	training	training	NOUN
american_scientific_journal-2592	123	40	dataset	dataset	VERB
american_scientific_journal-2592	123	41	over	over	ADP
american_scientific_journal-2592	123	42	and	and	CCONJ
american_scientific_journal-2592	123	43	over	over	ADV
american_scientific_journal-2592	123	44	again	again	ADV
american_scientific_journal-2592	123	45	and	and	CCONJ
american_scientific_journal-2592	123	46	keeps	keep	VERB
american_scientific_journal-2592	123	47	these	these	DET
american_scientific_journal-2592	123	48	predicted	predict	VERB
american_scientific_journal-2592	123	49	reults	reult	NOUN
american_scientific_journal-2592	123	50	.	.	PUNCT
american_scientific_journal-2592	124	1	at	at	ADP
american_scientific_journal-2592	124	2	the	the	DET
american_scientific_journal-2592	124	3	final	final	ADJ
american_scientific_journal-2592	124	4	step	step	NOUN
american_scientific_journal-2592	124	5	,	,	PUNCT
american_scientific_journal-2592	124	6	all	all	DET
american_scientific_journal-2592	124	7	the	the	DET
american_scientific_journal-2592	124	8	predicted	predict	VERB
american_scientific_journal-2592	124	9	values	value	NOUN
american_scientific_journal-2592	124	10	from	from	ADP
american_scientific_journal-2592	124	11	each	each	DET
american_scientific_journal-2592	124	12	round	round	NOUN
american_scientific_journal-2592	124	13	are	be	AUX
american_scientific_journal-2592	124	14	combined	combine	VERB
american_scientific_journal-2592	124	15	by	by	ADP
american_scientific_journal-2592	124	16	averaging	averaging	AUX
american_scientific_journal-2592	124	17	previously	previously	ADV
american_scientific_journal-2592	124	18	presented	present	VERB
american_scientific_journal-2592	124	19	in	in	ADP
american_scientific_journal-2592	124	20	adaboost	adaboost	ADJ
american_scientific_journal-2592	124	21	framework	framework	NOUN
american_scientific_journal-2592	124	22	and	and	CCONJ
american_scientific_journal-2592	124	23	produced	produce	VERB
american_scientific_journal-2592	124	24	the	the	DET
american_scientific_journal-2592	124	25	top	top	ADJ
american_scientific_journal-2592	124	26	-	-	PUNCT
american_scientific_journal-2592	124	27	n	n	NOUN
american_scientific_journal-2592	124	28	recommendation	recommendation	NOUN
american_scientific_journal-2592	124	29	in	in	ADP
american_scientific_journal-2592	124	30	a	a	DET
american_scientific_journal-2592	124	31	ranked	rank	VERB
american_scientific_journal-2592	124	32	list	list	NOUN
american_scientific_journal-2592	124	33	to	to	ADP
american_scientific_journal-2592	124	34	active	active	ADJ
american_scientific_journal-2592	124	35	user	user	NOUN
american_scientific_journal-2592	124	36	.	.	PUNCT
american_scientific_journal-2592	125	1	the	the	DET
american_scientific_journal-2592	125	2	top-10	top-10	NUM
american_scientific_journal-2592	125	3	book	book	NOUN
american_scientific_journal-2592	125	4	recommendation	recommendation	NOUN
american_scientific_journal-2592	125	5	list	list	NOUN
american_scientific_journal-2592	125	6	produced	produce	VERB
american_scientific_journal-2592	125	7	by	by	ADP
american_scientific_journal-2592	125	8	boosting	boost	VERB
american_scientific_journal-2592	125	9	double	double	ADJ
american_scientific_journal-2592	125	10	means	mean	NOUN
american_scientific_journal-2592	125	11	centering	center	VERB
american_scientific_journal-2592	125	12	prediction	prediction	NOUN
american_scientific_journal-2592	125	13	is	be	AUX
american_scientific_journal-2592	125	14	shown	show	VERB
american_scientific_journal-2592	125	15	in	in	ADP
american_scientific_journal-2592	125	16	figure	figure	NOUN
american_scientific_journal-2592	125	17	8	8	NUM
american_scientific_journal-2592	125	18	.	.	PUNCT
american_scientific_journal-2592	126	1	when	when	SCONJ
american_scientific_journal-2592	126	2	a	a	DET
american_scientific_journal-2592	126	3	user	user	NOUN
american_scientific_journal-2592	126	4	log	log	VERB
american_scientific_journal-2592	126	5	into	into	ADP
american_scientific_journal-2592	126	6	that	that	DET
american_scientific_journal-2592	126	7	user	user	NOUN
american_scientific_journal-2592	126	8	's	's	PART
american_scientific_journal-2592	126	9	account	account	NOUN
american_scientific_journal-2592	126	10	and	and	CCONJ
american_scientific_journal-2592	126	11	rated	rate	VERB
american_scientific_journal-2592	126	12	at	at	ADP
american_scientific_journal-2592	126	13	least	least	ADV
american_scientific_journal-2592	126	14	two	two	NUM
american_scientific_journal-2592	126	15	items	item	NOUN
american_scientific_journal-2592	126	16	,	,	PUNCT
american_scientific_journal-2592	126	17	the	the	DET
american_scientific_journal-2592	126	18	system	system	NOUN
american_scientific_journal-2592	126	19	will	will	AUX
american_scientific_journal-2592	126	20	recommend	recommend	VERB
american_scientific_journal-2592	126	21	a	a	DET
american_scientific_journal-2592	126	22	list	list	NOUN
american_scientific_journal-2592	126	23	of	of	ADP
american_scientific_journal-2592	126	24	books	book	NOUN
american_scientific_journal-2592	126	25	that	that	PRON
american_scientific_journal-2592	126	26	may	may	AUX
american_scientific_journal-2592	126	27	be	be	AUX
american_scientific_journal-2592	126	28	the	the	DET
american_scientific_journal-2592	126	29	interest	interest	NOUN
american_scientific_journal-2592	126	30	of	of	ADP
american_scientific_journal-2592	126	31	that	that	DET
american_scientific_journal-2592	126	32	user	user	NOUN
american_scientific_journal-2592	126	33	.	.	PUNCT
american_scientific_journal-2592	127	1	figure	figure	VERB
american_scientific_journal-2592	127	2	8	8	NUM
american_scientific_journal-2592	127	3	:	:	PUNCT
american_scientific_journal-2592	127	4	top-10	top-10	NUM
american_scientific_journal-2592	127	5	recommendation	recommendation	NOUN
american_scientific_journal-2592	127	6	list	list	NOUN
american_scientific_journal-2592	127	7	for	for	ADP
american_scientific_journal-2592	127	8	active	active	ADJ
american_scientific_journal-2592	127	9	user	user	NOUN
american_scientific_journal-2592	127	10	recommended	recommend	VERB
american_scientific_journal-2592	127	11	by	by	ADP
american_scientific_journal-2592	127	12	boosted	boost	VERB
american_scientific_journal-2592	127	13	double	double	ADJ
american_scientific_journal-2592	127	14	-	-	PUNCT
american_scientific_journal-2592	127	15	mean	mean	NOUN
american_scientific_journal-2592	127	16	centering	center	VERB
american_scientific_journal-2592	127	17	collaborative	collaborative	ADJ
american_scientific_journal-2592	127	18	filtering	filter	VERB
american_scientific_journal-2592	127	19	american	american	PROPN
american_scientific_journal-2592	127	20	scientific	scientific	ADJ
american_scientific_journal-2592	127	21	research	research	PROPN
american_scientific_journal-2592	127	22	journal	journal	NOUN
american_scientific_journal-2592	127	23	for	for	ADP
american_scientific_journal-2592	127	24	engineering	engineering	NOUN
american_scientific_journal-2592	127	25	,	,	PUNCT
american_scientific_journal-2592	127	26	technology	technology	NOUN
american_scientific_journal-2592	127	27	,	,	PUNCT
american_scientific_journal-2592	127	28	and	and	CCONJ
american_scientific_journal-2592	127	29	sciences	science	NOUN
american_scientific_journal-2592	127	30	(	(	PUNCT
american_scientific_journal-2592	127	31	asrjets	asrjet	NOUN
american_scientific_journal-2592	127	32	)	)	PUNCT
american_scientific_journal-2592	127	33	(	(	PUNCT
american_scientific_journal-2592	127	34	2017	2017	NUM
american_scientific_journal-2592	127	35	)	)	PUNCT
american_scientific_journal-2592	127	36	volume	volume	NOUN
american_scientific_journal-2592	127	37	28	28	NUM
american_scientific_journal-2592	127	38	,	,	PUNCT
american_scientific_journal-2592	127	39	no	no	DET
american_scientific_journal-2592	127	40	1	1	NUM
american_scientific_journal-2592	127	41	,	,	PUNCT
american_scientific_journal-2592	127	42	pp	pp	ADV
american_scientific_journal-2592	127	43	18	18	NUM
american_scientific_journal-2592	127	44	-	-	SYM
american_scientific_journal-2592	127	45	29	29	NUM
american_scientific_journal-2592	127	46	27	27	NUM
american_scientific_journal-2592	127	47	4	4	NUM
american_scientific_journal-2592	127	48	.	.	PUNCT
american_scientific_journal-2592	128	1	experimental	experimental	ADJ
american_scientific_journal-2592	128	2	results	result	NOUN
american_scientific_journal-2592	128	3	to	to	PART
american_scientific_journal-2592	128	4	evaluate	evaluate	VERB
american_scientific_journal-2592	128	5	the	the	DET
american_scientific_journal-2592	128	6	recommendation	recommendation	NOUN
american_scientific_journal-2592	128	7	accuracy	accuracy	NOUN
american_scientific_journal-2592	128	8	of	of	ADP
american_scientific_journal-2592	128	9	two	two	NUM
american_scientific_journal-2592	128	10	traditional	traditional	ADJ
american_scientific_journal-2592	128	11	collaborative	collaborative	ADJ
american_scientific_journal-2592	128	12	filtering	filtering	NOUN
american_scientific_journal-2592	128	13	and	and	CCONJ
american_scientific_journal-2592	128	14	two	two	NUM
american_scientific_journal-2592	128	15	boosting	boost	VERB
american_scientific_journal-2592	128	16	frameworks	framework	NOUN
american_scientific_journal-2592	128	17	,	,	PUNCT
american_scientific_journal-2592	128	18	root	root	NOUN
american_scientific_journal-2592	128	19	mean	mean	NOUN
american_scientific_journal-2592	128	20	square	square	ADJ
american_scientific_journal-2592	128	21	error	error	NOUN
american_scientific_journal-2592	128	22	(	(	PUNCT
american_scientific_journal-2592	128	23	rmse	rmse	NOUN
american_scientific_journal-2592	128	24	)	)	PUNCT
american_scientific_journal-2592	128	25	is	be	AUX
american_scientific_journal-2592	128	26	used	use	VERB
american_scientific_journal-2592	128	27	on	on	ADP
american_scientific_journal-2592	128	28	rating	rate	VERB
american_scientific_journal-2592	128	29	history	history	NOUN
american_scientific_journal-2592	128	30	in	in	ADP
american_scientific_journal-2592	128	31	book	book	NOUN
american_scientific_journal-2592	128	32	crossing	crossing	NOUN
american_scientific_journal-2592	128	33	dataset	dataset	VERB
american_scientific_journal-2592	128	34	with	with	ADP
american_scientific_journal-2592	128	35	sparsity	sparsity	NOUN
american_scientific_journal-2592	128	36	level	level	NOUN
american_scientific_journal-2592	128	37	of	of	ADP
american_scientific_journal-2592	128	38	91	91	NUM
american_scientific_journal-2592	128	39	%	%	NOUN
american_scientific_journal-2592	128	40	.	.	PUNCT
american_scientific_journal-2592	129	1	rmse	rmse	PROPN
american_scientific_journal-2592	129	2	measures	measure	VERB
american_scientific_journal-2592	129	3	the	the	DET
american_scientific_journal-2592	129	4	deviation	deviation	NOUN
american_scientific_journal-2592	129	5	of	of	ADP
american_scientific_journal-2592	129	6	predictions	prediction	NOUN
american_scientific_journal-2592	129	7	generated	generate	VERB
american_scientific_journal-2592	129	8	by	by	ADP
american_scientific_journal-2592	129	9	the	the	DET
american_scientific_journal-2592	129	10	recommendation	recommendation	NOUN
american_scientific_journal-2592	129	11	system	system	NOUN
american_scientific_journal-2592	129	12	from	from	ADP
american_scientific_journal-2592	129	13	the	the	DET
american_scientific_journal-2592	129	14	true	true	ADJ
american_scientific_journal-2592	129	15	ratings	rating	NOUN
american_scientific_journal-2592	129	16	values	value	NOUN
american_scientific_journal-2592	129	17	as	as	SCONJ
american_scientific_journal-2592	129	18	shown	show	VERB
american_scientific_journal-2592	129	19	in	in	ADP
american_scientific_journal-2592	129	20	equation	equation	NOUN
american_scientific_journal-2592	129	21	(	(	PUNCT
american_scientific_journal-2592	129	22	7	7	NUM
american_scientific_journal-2592	129	23	)	)	PUNCT
american_scientific_journal-2592	129	24	.	.	PUNCT
american_scientific_journal-2592	130	1	test	test	NOUN
american_scientific_journal-2592	130	2	ti)(u	ti)(u	PROPN
american_scientific_journal-2592	130	3	,	,	PUNCT
american_scientific_journal-2592	130	4	2	2	NUM
american_scientific_journal-2592	130	5	uiui	uiui	NOUN
american_scientific_journal-2592	130	6	t	t	NOUN
american_scientific_journal-2592	130	7	)	)	PUNCT
american_scientific_journal-2592	130	8	r̂(r	r̂(r	ADP
american_scientific_journal-2592	130	9	rmse	rmse	PROPN
american_scientific_journal-2592	130	10	test	test	NOUN
american_scientific_journal-2592	130	11	∑	∑	PUNCT
american_scientific_journal-2592	130	12	∈	∈	PROPN
american_scientific_journal-2592	130	13	−	−	NOUN
american_scientific_journal-2592	130	14	=	=	SYM
american_scientific_journal-2592	130	15	(	(	PUNCT
american_scientific_journal-2592	130	16	7	7	X
american_scientific_journal-2592	130	17	)	)	PUNCT
american_scientific_journal-2592	130	18	furthermore	furthermore	ADV
american_scientific_journal-2592	130	19	,	,	PUNCT
american_scientific_journal-2592	130	20	total	total	ADJ
american_scientific_journal-2592	130	21	coverage	coverage	NOUN
american_scientific_journal-2592	130	22	is	be	AUX
american_scientific_journal-2592	130	23	computed	compute	VERB
american_scientific_journal-2592	130	24	as	as	ADP
american_scientific_journal-2592	130	25	the	the	DET
american_scientific_journal-2592	130	26	fraction	fraction	NOUN
american_scientific_journal-2592	130	27	of	of	ADP
american_scientific_journal-2592	130	28	items	item	NOUN
american_scientific_journal-2592	130	29	for	for	ADP
american_scientific_journal-2592	130	30	which	which	PRON
american_scientific_journal-2592	130	31	a	a	DET
american_scientific_journal-2592	130	32	prediction	prediction	NOUN
american_scientific_journal-2592	130	33	was	be	AUX
american_scientific_journal-2592	130	34	generated	generate	VERB
american_scientific_journal-2592	130	35	over	over	ADP
american_scientific_journal-2592	130	36	the	the	DET
american_scientific_journal-2592	130	37	total	total	ADJ
american_scientific_journal-2592	130	38	number	number	NOUN
american_scientific_journal-2592	130	39	of	of	ADP
american_scientific_journal-2592	130	40	items	item	NOUN
american_scientific_journal-2592	130	41	that	that	PRON
american_scientific_journal-2592	130	42	all	all	DET
american_scientific_journal-2592	130	43	available	available	ADJ
american_scientific_journal-2592	130	44	users	user	NOUN
american_scientific_journal-2592	130	45	have	have	AUX
american_scientific_journal-2592	130	46	rated	rate	VERB
american_scientific_journal-2592	130	47	in	in	ADP
american_scientific_journal-2592	130	48	the	the	DET
american_scientific_journal-2592	130	49	initial	initial	ADJ
american_scientific_journal-2592	130	50	user	user	NOUN
american_scientific_journal-2592	130	51	-	-	PUNCT
american_scientific_journal-2592	130	52	item	item	NOUN
american_scientific_journal-2592	130	53	matrix	matrix	NOUN
american_scientific_journal-2592	130	54	as	as	SCONJ
american_scientific_journal-2592	130	55	shown	show	VERB
american_scientific_journal-2592	130	56	in	in	ADP
american_scientific_journal-2592	130	57	equation	equation	NOUN
american_scientific_journal-2592	130	58	(	(	PUNCT
american_scientific_journal-2592	130	59	8)	8)	NUM
american_scientific_journal-2592	130	60	.	.	PUNCT
american_scientific_journal-2592	131	1	a	a	DET
american_scientific_journal-2592	131	2	low	low	ADJ
american_scientific_journal-2592	131	3	coverage	coverage	NOUN
american_scientific_journal-2592	131	4	value	value	NOUN
american_scientific_journal-2592	131	5	indicates	indicate	VERB
american_scientific_journal-2592	131	6	that	that	SCONJ
american_scientific_journal-2592	131	7	the	the	DET
american_scientific_journal-2592	131	8	recommender	recommender	NOUN
american_scientific_journal-2592	131	9	system	system	NOUN
american_scientific_journal-2592	131	10	will	will	AUX
american_scientific_journal-2592	131	11	not	not	PART
american_scientific_journal-2592	131	12	able	able	ADJ
american_scientific_journal-2592	131	13	to	to	PART
american_scientific_journal-2592	131	14	assist	assist	VERB
american_scientific_journal-2592	131	15	the	the	DET
american_scientific_journal-2592	131	16	user	user	NOUN
american_scientific_journal-2592	131	17	with	with	ADP
american_scientific_journal-2592	131	18	many	many	ADJ
american_scientific_journal-2592	131	19	of	of	ADP
american_scientific_journal-2592	131	20	items	item	NOUN
american_scientific_journal-2592	131	21	that	that	PRON
american_scientific_journal-2592	131	22	the	the	DET
american_scientific_journal-2592	131	23	user	user	NOUN
american_scientific_journal-2592	131	24	has	have	AUX
american_scientific_journal-2592	131	25	not	not	PART
american_scientific_journal-2592	131	26	rated	rate	VERB
american_scientific_journal-2592	131	27	.	.	PUNCT
american_scientific_journal-2592	132	1	∑	∑	PUNCT
american_scientific_journal-2592	132	2	∑	∑	PUNCT
american_scientific_journal-2592	132	3	=	=	SYM
american_scientific_journal-2592	133	1	=	=	PUNCT
american_scientific_journal-2592	133	2	=	=	NOUN
american_scientific_journal-2592	133	3	m	m	VERB
american_scientific_journal-2592	133	4	1i	1i	NOUN
american_scientific_journal-2592	134	1	i	i	PRON
american_scientific_journal-2592	134	2	m	m	VERB
american_scientific_journal-2592	134	3	1i	1i	NOUN
american_scientific_journal-2592	135	1	i	i	PRON
american_scientific_journal-2592	135	2	n	n	PRON
american_scientific_journal-2592	135	3	r̂n	r̂n	NOUN
american_scientific_journal-2592	135	4	eragecov	eragecov	ADJ
american_scientific_journal-2592	135	5	(	(	PUNCT
american_scientific_journal-2592	135	6	8)	8)	NUM
american_scientific_journal-2592	135	7	table	table	NOUN
american_scientific_journal-2592	135	8	1	1	NUM
american_scientific_journal-2592	135	9	shows	show	VERB
american_scientific_journal-2592	135	10	the	the	DET
american_scientific_journal-2592	135	11	rmse	rmse	NOUN
american_scientific_journal-2592	135	12	and	and	CCONJ
american_scientific_journal-2592	135	13	coverage	coverage	NOUN
american_scientific_journal-2592	135	14	comparison	comparison	NOUN
american_scientific_journal-2592	135	15	on	on	ADP
american_scientific_journal-2592	135	16	four	four	NUM
american_scientific_journal-2592	135	17	predictions	prediction	NOUN
american_scientific_journal-2592	135	18	.	.	PUNCT
american_scientific_journal-2592	136	1	the	the	DET
american_scientific_journal-2592	136	2	weighted	weight	VERB
american_scientific_journal-2592	136	3	sum	sum	NOUN
american_scientific_journal-2592	136	4	prediction	prediction	NOUN
american_scientific_journal-2592	136	5	is	be	AUX
american_scientific_journal-2592	136	6	the	the	DET
american_scientific_journal-2592	136	7	worst	bad	ADJ
american_scientific_journal-2592	136	8	prediction	prediction	NOUN
american_scientific_journal-2592	136	9	method	method	NOUN
american_scientific_journal-2592	136	10	with	with	ADP
american_scientific_journal-2592	136	11	the	the	DET
american_scientific_journal-2592	136	12	recommendation	recommendation	NOUN
american_scientific_journal-2592	136	13	error	error	NOUN
american_scientific_journal-2592	136	14	3.33	3.33	NUM
american_scientific_journal-2592	136	15	.	.	PUNCT
american_scientific_journal-2592	137	1	however	however	ADV
american_scientific_journal-2592	137	2	,	,	PUNCT
american_scientific_journal-2592	137	3	ensemble	ensemble	ADJ
american_scientific_journal-2592	137	4	framework	framework	NOUN
american_scientific_journal-2592	137	5	can	can	AUX
american_scientific_journal-2592	137	6	reduce	reduce	VERB
american_scientific_journal-2592	137	7	the	the	DET
american_scientific_journal-2592	137	8	recommendation	recommendation	NOUN
american_scientific_journal-2592	137	9	error	error	NOUN
american_scientific_journal-2592	137	10	of	of	ADP
american_scientific_journal-2592	137	11	weighted	weight	VERB
american_scientific_journal-2592	137	12	sum	sum	NOUN
american_scientific_journal-2592	137	13	to	to	ADP
american_scientific_journal-2592	137	14	1.24	1.24	NUM
american_scientific_journal-2592	137	15	.	.	PUNCT
american_scientific_journal-2592	138	1	although	although	SCONJ
american_scientific_journal-2592	138	2	,	,	PUNCT
american_scientific_journal-2592	138	3	the	the	DET
american_scientific_journal-2592	138	4	mean	mean	ADJ
american_scientific_journal-2592	138	5	centering	center	VERB
american_scientific_journal-2592	138	6	results	result	NOUN
american_scientific_journal-2592	138	7	are	be	AUX
american_scientific_journal-2592	138	8	sometimes	sometimes	ADV
american_scientific_journal-2592	138	9	exceeds	exceed	VERB
american_scientific_journal-2592	138	10	the	the	DET
american_scientific_journal-2592	138	11	input	input	NOUN
american_scientific_journal-2592	138	12	rating	rating	NOUN
american_scientific_journal-2592	138	13	scale	scale	NOUN
american_scientific_journal-2592	138	14	,	,	PUNCT
american_scientific_journal-2592	138	15	it	it	PRON
american_scientific_journal-2592	138	16	can	can	AUX
american_scientific_journal-2592	138	17	improve	improve	VERB
american_scientific_journal-2592	138	18	the	the	DET
american_scientific_journal-2592	138	19	recommendation	recommendation	NOUN
american_scientific_journal-2592	138	20	error	error	NOUN
american_scientific_journal-2592	138	21	to	to	ADP
american_scientific_journal-2592	138	22	1.18	1.18	NUM
american_scientific_journal-2592	138	23	and	and	CCONJ
american_scientific_journal-2592	138	24	gives	give	VERB
american_scientific_journal-2592	138	25	the	the	DET
american_scientific_journal-2592	138	26	highest	high	ADJ
american_scientific_journal-2592	138	27	coverage	coverage	NOUN
american_scientific_journal-2592	138	28	.	.	PUNCT
american_scientific_journal-2592	139	1	table	table	NOUN
american_scientific_journal-2592	139	2	1	1	NUM
american_scientific_journal-2592	139	3	:	:	PUNCT
american_scientific_journal-2592	139	4	performance	performance	NOUN
american_scientific_journal-2592	139	5	comparison	comparison	NOUN
american_scientific_journal-2592	139	6	on	on	ADP
american_scientific_journal-2592	139	7	two	two	NUM
american_scientific_journal-2592	139	8	traditional	traditional	ADJ
american_scientific_journal-2592	139	9	cf	cf	NOUN
american_scientific_journal-2592	139	10	versus	versus	ADP
american_scientific_journal-2592	139	11	two	two	NUM
american_scientific_journal-2592	139	12	boosting	boost	VERB
american_scientific_journal-2592	139	13	cf	cf	NOUN
american_scientific_journal-2592	139	14	frameworks	framework	NOUN
american_scientific_journal-2592	139	15	prediction	prediction	NOUN
american_scientific_journal-2592	139	16	methods	method	NOUN
american_scientific_journal-2592	139	17	rmse	rmse	PROPN
american_scientific_journal-2592	139	18	coverage	coverage	NOUN
american_scientific_journal-2592	139	19	(	(	PUNCT
american_scientific_journal-2592	139	20	%	%	INTJ
american_scientific_journal-2592	139	21	)	)	PUNCT
american_scientific_journal-2592	139	22	weighted	weight	VERB
american_scientific_journal-2592	139	23	sum	sum	NOUN
american_scientific_journal-2592	139	24	prediction	prediction	NOUN
american_scientific_journal-2592	139	25	3.33	3.33	NUM
american_scientific_journal-2592	139	26	51.6	51.6	NUM
american_scientific_journal-2592	139	27	%	%	NOUN
american_scientific_journal-2592	139	28	mean	mean	NOUN
american_scientific_journal-2592	139	29	centering	center	VERB
american_scientific_journal-2592	139	30	prediction	prediction	NOUN
american_scientific_journal-2592	139	31	1.18	1.18	NUM
american_scientific_journal-2592	139	32	99.1	99.1	NUM
american_scientific_journal-2592	139	33	%	%	NOUN
american_scientific_journal-2592	139	34	boosted	boost	VERB
american_scientific_journal-2592	139	35	weighted	weight	VERB
american_scientific_journal-2592	139	36	sum	sum	NOUN
american_scientific_journal-2592	139	37	prediction	prediction	NOUN
american_scientific_journal-2592	139	38	1.24	1.24	NUM
american_scientific_journal-2592	139	39	93.9	93.9	NUM
american_scientific_journal-2592	139	40	%	%	NOUN
american_scientific_journal-2592	139	41	boosted	boost	VERB
american_scientific_journal-2592	139	42	double	double	ADJ
american_scientific_journal-2592	139	43	mean	mean	NOUN
american_scientific_journal-2592	139	44	centering	center	VERB
american_scientific_journal-2592	139	45	prediction	prediction	NOUN
american_scientific_journal-2592	139	46	1.11	1.11	NUM
american_scientific_journal-2592	139	47	93.8	93.8	NUM
american_scientific_journal-2592	139	48	%	%	NOUN
american_scientific_journal-2592	139	49	figure	figure	NOUN
american_scientific_journal-2592	139	50	9	9	NUM
american_scientific_journal-2592	139	51	:	:	PUNCT
american_scientific_journal-2592	139	52	performance	performance	NOUN
american_scientific_journal-2592	139	53	comparison	comparison	NOUN
american_scientific_journal-2592	139	54	in	in	ADP
american_scientific_journal-2592	139	55	rmse	rmse	NOUN
american_scientific_journal-2592	139	56	with	with	ADP
american_scientific_journal-2592	139	57	different	different	ADJ
american_scientific_journal-2592	139	58	maximum	maximum	ADJ
american_scientific_journal-2592	139	59	similarity	similarity	NOUN
american_scientific_journal-2592	139	60	score	score	NOUN
american_scientific_journal-2592	139	61	0	0	NUM
american_scientific_journal-2592	139	62	0.5	0.5	NUM
american_scientific_journal-2592	139	63	1	1	NUM
american_scientific_journal-2592	139	64	1.5	1.5	NUM
american_scientific_journal-2592	139	65	2	2	NUM
american_scientific_journal-2592	139	66	2.5	2.5	NUM
american_scientific_journal-2592	139	67	3	3	NUM
american_scientific_journal-2592	139	68	3.5	3.5	NUM
american_scientific_journal-2592	139	69	4	4	NUM
american_scientific_journal-2592	139	70	0.8	0.8	NUM
american_scientific_journal-2592	139	71	0.5	0.5	NUM
american_scientific_journal-2592	139	72	0.3	0.3	NUM
american_scientific_journal-2592	139	73	0	0	NUM
american_scientific_journal-2592	139	74	r	r	NOUN
american_scientific_journal-2592	139	75	m	m	PROPN
american_scientific_journal-2592	139	76	se	se	X
american_scientific_journal-2592	139	77	minimum	minimum	NOUN
american_scientific_journal-2592	139	78	similarity	similarity	NOUN
american_scientific_journal-2592	139	79	weighted	weight	VERB
american_scientific_journal-2592	139	80	sum	sum	NOUN
american_scientific_journal-2592	139	81	prediction	prediction	NOUN
american_scientific_journal-2592	139	82	mean	mean	NOUN
american_scientific_journal-2592	139	83	centering	center	VERB
american_scientific_journal-2592	139	84	prediction	prediction	NOUN
american_scientific_journal-2592	139	85	boositng	boositng	NOUN
american_scientific_journal-2592	139	86	weighted	weight	VERB
american_scientific_journal-2592	139	87	sum	sum	NOUN
american_scientific_journal-2592	139	88	prediction	prediction	NOUN
american_scientific_journal-2592	139	89	boosting	boost	VERB
american_scientific_journal-2592	139	90	double	double	ADJ
american_scientific_journal-2592	139	91	mean	mean	NOUN
american_scientific_journal-2592	139	92	centering	center	VERB
american_scientific_journal-2592	139	93	prediction	prediction	NOUN
american_scientific_journal-2592	139	94	american	american	PROPN
american_scientific_journal-2592	139	95	scientific	scientific	ADJ
american_scientific_journal-2592	139	96	research	research	NOUN
american_scientific_journal-2592	139	97	journal	journal	NOUN
american_scientific_journal-2592	139	98	for	for	ADP
american_scientific_journal-2592	139	99	engineering	engineering	NOUN
american_scientific_journal-2592	139	100	,	,	PUNCT
american_scientific_journal-2592	139	101	technology	technology	NOUN
american_scientific_journal-2592	139	102	,	,	PUNCT
american_scientific_journal-2592	139	103	and	and	CCONJ
american_scientific_journal-2592	139	104	sciences	science	NOUN
american_scientific_journal-2592	139	105	(	(	PUNCT
american_scientific_journal-2592	139	106	asrjets	asrjet	NOUN
american_scientific_journal-2592	139	107	)	)	PUNCT
american_scientific_journal-2592	139	108	(	(	PUNCT
american_scientific_journal-2592	139	109	2017	2017	NUM
american_scientific_journal-2592	139	110	)	)	PUNCT
american_scientific_journal-2592	139	111	volume	volume	NOUN
american_scientific_journal-2592	139	112	28	28	NUM
american_scientific_journal-2592	139	113	,	,	PUNCT
american_scientific_journal-2592	139	114	no	no	DET
american_scientific_journal-2592	139	115	1	1	NUM
american_scientific_journal-2592	139	116	,	,	PUNCT
american_scientific_journal-2592	139	117	pp	pp	ADV
american_scientific_journal-2592	139	118	18	18	NUM
american_scientific_journal-2592	139	119	-	-	SYM
american_scientific_journal-2592	139	120	29	29	NUM
american_scientific_journal-2592	139	121	28	28	NUM
american_scientific_journal-2592	139	122	the	the	DET
american_scientific_journal-2592	139	123	proposed	propose	VERB
american_scientific_journal-2592	139	124	boosted	boost	VERB
american_scientific_journal-2592	139	125	double	double	ADJ
american_scientific_journal-2592	139	126	mean	mean	NOUN
american_scientific_journal-2592	139	127	centering	center	VERB
american_scientific_journal-2592	139	128	approach	approach	NOUN
american_scientific_journal-2592	139	129	can	can	AUX
american_scientific_journal-2592	139	130	predict	predict	VERB
american_scientific_journal-2592	139	131	least	least	ADJ
american_scientific_journal-2592	139	132	recommendation	recommendation	VERB
american_scientific_journal-2592	139	133	error	error	NOUN
american_scientific_journal-2592	139	134	than	than	ADP
american_scientific_journal-2592	139	135	the	the	DET
american_scientific_journal-2592	139	136	other	other	ADJ
american_scientific_journal-2592	139	137	method	method	NOUN
american_scientific_journal-2592	139	138	although	although	SCONJ
american_scientific_journal-2592	139	139	it	it	PRON
american_scientific_journal-2592	139	140	has	have	VERB
american_scientific_journal-2592	139	141	slightly	slightly	ADV
american_scientific_journal-2592	139	142	low	low	ADJ
american_scientific_journal-2592	139	143	coverage	coverage	NOUN
american_scientific_journal-2592	139	144	than	than	ADP
american_scientific_journal-2592	139	145	the	the	DET
american_scientific_journal-2592	139	146	mean	mean	ADJ
american_scientific_journal-2592	139	147	centering	center	VERB
american_scientific_journal-2592	139	148	prediction	prediction	NOUN
american_scientific_journal-2592	139	149	as	as	SCONJ
american_scientific_journal-2592	139	150	shown	show	VERB
american_scientific_journal-2592	139	151	in	in	ADP
american_scientific_journal-2592	139	152	table	table	NOUN
american_scientific_journal-2592	139	153	1	1	NUM
american_scientific_journal-2592	139	154	.	.	PUNCT
american_scientific_journal-2592	140	1	figure	figure	NOUN
american_scientific_journal-2592	140	2	9	9	NUM
american_scientific_journal-2592	140	3	shows	show	VERB
american_scientific_journal-2592	140	4	the	the	DET
american_scientific_journal-2592	140	5	rmse	rmse	ADJ
american_scientific_journal-2592	140	6	results	result	NOUN
american_scientific_journal-2592	140	7	of	of	ADP
american_scientific_journal-2592	140	8	the	the	DET
american_scientific_journal-2592	140	9	four	four	NUM
american_scientific_journal-2592	140	10	methods	method	NOUN
american_scientific_journal-2592	140	11	evaluated	evaluate	VERB
american_scientific_journal-2592	140	12	varying	vary	VERB
american_scientific_journal-2592	140	13	minimum	minimum	ADJ
american_scientific_journal-2592	140	14	similarity	similarity	NOUN
american_scientific_journal-2592	140	15	count	count	NOUN
american_scientific_journal-2592	140	16	.	.	PUNCT
american_scientific_journal-2592	141	1	the	the	DET
american_scientific_journal-2592	141	2	boosted	boosted	ADJ
american_scientific_journal-2592	141	3	double	double	ADJ
american_scientific_journal-2592	141	4	means	mean	NOUN
american_scientific_journal-2592	141	5	centering	centering	NOUN
american_scientific_journal-2592	141	6	can	can	AUX
american_scientific_journal-2592	141	7	predict	predict	VERB
american_scientific_journal-2592	141	8	minimum	minimum	ADJ
american_scientific_journal-2592	141	9	recommendation	recommendation	NOUN
american_scientific_journal-2592	141	10	error	error	NOUN
american_scientific_journal-2592	141	11	than	than	ADP
american_scientific_journal-2592	141	12	the	the	DET
american_scientific_journal-2592	141	13	other	other	ADJ
american_scientific_journal-2592	141	14	method	method	NOUN
american_scientific_journal-2592	141	15	whatever	whatever	PRON
american_scientific_journal-2592	141	16	the	the	DET
american_scientific_journal-2592	141	17	amount	amount	NOUN
american_scientific_journal-2592	141	18	of	of	ADP
american_scientific_journal-2592	141	19	nearest	near	ADJ
american_scientific_journal-2592	141	20	neighbors	neighbor	NOUN
american_scientific_journal-2592	141	21	are	be	AUX
american_scientific_journal-2592	141	22	varied	varied	ADJ
american_scientific_journal-2592	141	23	.	.	PUNCT
american_scientific_journal-2592	142	1	5	5	X
american_scientific_journal-2592	142	2	.	.	X
american_scientific_journal-2592	142	3	conclusion	conclusion	NOUN
american_scientific_journal-2592	142	4	in	in	ADP
american_scientific_journal-2592	142	5	this	this	DET
american_scientific_journal-2592	142	6	research	research	NOUN
american_scientific_journal-2592	142	7	,	,	PUNCT
american_scientific_journal-2592	142	8	four	four	NUM
american_scientific_journal-2592	142	9	collaborative	collaborative	ADJ
american_scientific_journal-2592	142	10	prediction	prediction	NOUN
american_scientific_journal-2592	142	11	methods	method	NOUN
american_scientific_journal-2592	142	12	are	be	AUX
american_scientific_journal-2592	142	13	presented	present	VERB
american_scientific_journal-2592	142	14	how	how	SCONJ
american_scientific_journal-2592	142	15	to	to	PART
american_scientific_journal-2592	142	16	improve	improve	VERB
american_scientific_journal-2592	142	17	the	the	DET
american_scientific_journal-2592	142	18	recommendation	recommendation	NOUN
american_scientific_journal-2592	142	19	performance	performance	NOUN
american_scientific_journal-2592	142	20	that	that	PRON
american_scientific_journal-2592	142	21	can	can	AUX
american_scientific_journal-2592	142	22	decrease	decrease	VERB
american_scientific_journal-2592	142	23	due	due	ADJ
american_scientific_journal-2592	142	24	to	to	ADP
american_scientific_journal-2592	142	25	sparsity	sparsity	NOUN
american_scientific_journal-2592	142	26	.	.	PUNCT
american_scientific_journal-2592	143	1	the	the	DET
american_scientific_journal-2592	143	2	traditional	traditional	ADJ
american_scientific_journal-2592	143	3	collaborative	collaborative	ADJ
american_scientific_journal-2592	143	4	filtering	filtering	NOUN
american_scientific_journal-2592	143	5	predicts	predict	VERB
american_scientific_journal-2592	143	6	the	the	DET
american_scientific_journal-2592	143	7	missing	miss	VERB
american_scientific_journal-2592	143	8	rating	rating	NOUN
american_scientific_journal-2592	143	9	depending	depend	VERB
american_scientific_journal-2592	143	10	on	on	ADP
american_scientific_journal-2592	143	11	the	the	DET
american_scientific_journal-2592	143	12	nearest	near	ADJ
american_scientific_journal-2592	143	13	neighbors	neighbor	NOUN
american_scientific_journal-2592	143	14	and	and	CCONJ
american_scientific_journal-2592	143	15	neighbors	neighbor	NOUN
american_scientific_journal-2592	143	16	'	'	PART
american_scientific_journal-2592	143	17	ratings	rating	NOUN
american_scientific_journal-2592	143	18	.	.	PUNCT
american_scientific_journal-2592	144	1	so	so	ADV
american_scientific_journal-2592	144	2	the	the	DET
american_scientific_journal-2592	144	3	traditional	traditional	ADJ
american_scientific_journal-2592	144	4	weighted	weight	VERB
american_scientific_journal-2592	144	5	sum	sum	NOUN
american_scientific_journal-2592	144	6	is	be	AUX
american_scientific_journal-2592	144	7	sensitive	sensitive	ADJ
american_scientific_journal-2592	144	8	and	and	CCONJ
american_scientific_journal-2592	144	9	it	it	PRON
american_scientific_journal-2592	144	10	can	can	AUX
american_scientific_journal-2592	144	11	produce	produce	VERB
american_scientific_journal-2592	144	12	highest	high	ADJ
american_scientific_journal-2592	144	13	recommendation	recommendation	NOUN
american_scientific_journal-2592	144	14	error	error	NOUN
american_scientific_journal-2592	144	15	and	and	CCONJ
american_scientific_journal-2592	144	16	coverage	coverage	NOUN
american_scientific_journal-2592	144	17	is	be	AUX
american_scientific_journal-2592	144	18	least	least	ADJ
american_scientific_journal-2592	144	19	when	when	SCONJ
american_scientific_journal-2592	144	20	the	the	DET
american_scientific_journal-2592	144	21	input	input	NOUN
american_scientific_journal-2592	144	22	dataset	dataset	NOUN
american_scientific_journal-2592	144	23	is	be	AUX
american_scientific_journal-2592	144	24	extremely	extremely	ADV
american_scientific_journal-2592	144	25	sparse	sparse	ADJ
american_scientific_journal-2592	144	26	.	.	PUNCT
american_scientific_journal-2592	145	1	since	since	SCONJ
american_scientific_journal-2592	145	2	the	the	DET
american_scientific_journal-2592	145	3	mean	mean	ADJ
american_scientific_journal-2592	145	4	centering	center	VERB
american_scientific_journal-2592	145	5	prediction	prediction	NOUN
american_scientific_journal-2592	145	6	remaps	remap	VERB
american_scientific_journal-2592	145	7	the	the	DET
american_scientific_journal-2592	145	8	missing	miss	VERB
american_scientific_journal-2592	145	9	rating	rating	NOUN
american_scientific_journal-2592	145	10	by	by	ADP
american_scientific_journal-2592	145	11	comparing	compare	VERB
american_scientific_journal-2592	145	12	the	the	DET
american_scientific_journal-2592	145	13	items	item	NOUN
american_scientific_journal-2592	145	14	mean	mean	VERB
american_scientific_journal-2592	145	15	rating	rating	NOUN
american_scientific_journal-2592	145	16	,	,	PUNCT
american_scientific_journal-2592	145	17	it	it	PRON
american_scientific_journal-2592	145	18	slightly	slightly	ADV
american_scientific_journal-2592	145	19	improves	improve	VERB
american_scientific_journal-2592	145	20	both	both	DET
american_scientific_journal-2592	145	21	error	error	NOUN
american_scientific_journal-2592	145	22	rate	rate	NOUN
american_scientific_journal-2592	145	23	and	and	CCONJ
american_scientific_journal-2592	145	24	coverage	coverage	NOUN
american_scientific_journal-2592	145	25	except	except	SCONJ
american_scientific_journal-2592	145	26	it	it	PRON
american_scientific_journal-2592	145	27	suffers	suffer	VERB
american_scientific_journal-2592	145	28	from	from	ADP
american_scientific_journal-2592	145	29	item	item	NOUN
american_scientific_journal-2592	145	30	biases	bias	NOUN
american_scientific_journal-2592	145	31	.	.	PUNCT
american_scientific_journal-2592	146	1	the	the	DET
american_scientific_journal-2592	146	2	weighted	weight	VERB
american_scientific_journal-2592	146	3	sum	sum	NOUN
american_scientific_journal-2592	146	4	prediction	prediction	NOUN
american_scientific_journal-2592	146	5	is	be	AUX
american_scientific_journal-2592	146	6	boosted	boost	VERB
american_scientific_journal-2592	146	7	by	by	ADP
american_scientific_journal-2592	146	8	iteratively	iteratively	ADV
american_scientific_journal-2592	146	9	predicting	predict	VERB
american_scientific_journal-2592	146	10	the	the	DET
american_scientific_journal-2592	146	11	missing	miss	VERB
american_scientific_journal-2592	146	12	rating	rating	NOUN
american_scientific_journal-2592	146	13	,	,	PUNCT
american_scientific_journal-2592	146	14	so	so	SCONJ
american_scientific_journal-2592	146	15	it	it	PRON
american_scientific_journal-2592	146	16	can	can	AUX
american_scientific_journal-2592	146	17	produce	produce	VERB
american_scientific_journal-2592	146	18	better	well	ADJ
american_scientific_journal-2592	146	19	recommendation	recommendation	NOUN
american_scientific_journal-2592	146	20	than	than	ADP
american_scientific_journal-2592	146	21	the	the	DET
american_scientific_journal-2592	146	22	traditional	traditional	ADJ
american_scientific_journal-2592	146	23	weighted	weight	VERB
american_scientific_journal-2592	146	24	sum	sum	NOUN
american_scientific_journal-2592	146	25	.	.	PUNCT
american_scientific_journal-2592	147	1	the	the	DET
american_scientific_journal-2592	147	2	boosted	boosted	ADJ
american_scientific_journal-2592	147	3	double	double	ADJ
american_scientific_journal-2592	147	4	mean	mean	NOUN
american_scientific_journal-2592	147	5	centering	center	VERB
american_scientific_journal-2592	147	6	approach	approach	NOUN
american_scientific_journal-2592	147	7	tries	try	VERB
american_scientific_journal-2592	147	8	to	to	PART
american_scientific_journal-2592	147	9	capture	capture	VERB
american_scientific_journal-2592	147	10	both	both	PRON
american_scientific_journal-2592	147	11	user	user	NOUN
american_scientific_journal-2592	147	12	and	and	CCONJ
american_scientific_journal-2592	147	13	item	item	NOUN
american_scientific_journal-2592	147	14	biases	bias	NOUN
american_scientific_journal-2592	147	15	and	and	CCONJ
american_scientific_journal-2592	147	16	it	it	PRON
american_scientific_journal-2592	147	17	also	also	ADV
american_scientific_journal-2592	147	18	reduce	reduce	VERB
american_scientific_journal-2592	147	19	recommender	recommender	NOUN
american_scientific_journal-2592	147	20	error	error	NOUN
american_scientific_journal-2592	147	21	by	by	ADP
american_scientific_journal-2592	147	22	iteratively	iteratively	ADV
american_scientific_journal-2592	147	23	predicted	predict	VERB
american_scientific_journal-2592	147	24	with	with	ADP
american_scientific_journal-2592	147	25	updated	update	VERB
american_scientific_journal-2592	147	26	sample	sample	NOUN
american_scientific_journal-2592	147	27	weight	weight	NOUN
american_scientific_journal-2592	147	28	to	to	PART
american_scientific_journal-2592	147	29	overcome	overcome	VERB
american_scientific_journal-2592	147	30	the	the	DET
american_scientific_journal-2592	147	31	sparsity	sparsity	NOUN
american_scientific_journal-2592	147	32	problem	problem	NOUN
american_scientific_journal-2592	147	33	.	.	PUNCT
american_scientific_journal-2592	148	1	so	so	ADV
american_scientific_journal-2592	148	2	,	,	PUNCT
american_scientific_journal-2592	148	3	the	the	DET
american_scientific_journal-2592	148	4	proposed	propose	VERB
american_scientific_journal-2592	148	5	boosted	boost	VERB
american_scientific_journal-2592	148	6	double	double	ADJ
american_scientific_journal-2592	148	7	means	mean	NOUN
american_scientific_journal-2592	148	8	centering	centering	NOUN
american_scientific_journal-2592	148	9	can	can	AUX
american_scientific_journal-2592	148	10	increase	increase	VERB
american_scientific_journal-2592	148	11	the	the	DET
american_scientific_journal-2592	148	12	prediction	prediction	NOUN
american_scientific_journal-2592	148	13	accuracy	accuracy	NOUN
american_scientific_journal-2592	148	14	with	with	ADP
american_scientific_journal-2592	148	15	least	least	ADJ
american_scientific_journal-2592	148	16	rmse	rmse	ADJ
american_scientific_journal-2592	148	17	than	than	ADP
american_scientific_journal-2592	148	18	the	the	DET
american_scientific_journal-2592	148	19	other	other	ADJ
american_scientific_journal-2592	148	20	three	three	NUM
american_scientific_journal-2592	148	21	methods	method	NOUN
american_scientific_journal-2592	148	22	.	.	PUNCT
american_scientific_journal-2592	149	1	the	the	DET
american_scientific_journal-2592	149	2	boosting	boost	VERB
american_scientific_journal-2592	149	3	framework	framework	NOUN
american_scientific_journal-2592	149	4	can	can	AUX
american_scientific_journal-2592	149	5	improve	improve	VERB
american_scientific_journal-2592	149	6	recommendation	recommendation	NOUN
american_scientific_journal-2592	149	7	accuracy	accuracy	NOUN
american_scientific_journal-2592	149	8	although	although	SCONJ
american_scientific_journal-2592	149	9	it	it	PRON
american_scientific_journal-2592	149	10	can	can	AUX
american_scientific_journal-2592	149	11	suffer	suffer	VERB
american_scientific_journal-2592	149	12	the	the	DET
american_scientific_journal-2592	149	13	complexity	complexity	NOUN
american_scientific_journal-2592	149	14	brought	bring	VERB
american_scientific_journal-2592	149	15	by	by	ADP
american_scientific_journal-2592	149	16	iteratively	iteratively	ADV
american_scientific_journal-2592	149	17	calculating	calculate	VERB
american_scientific_journal-2592	149	18	and	and	CCONJ
american_scientific_journal-2592	149	19	storing	store	VERB
american_scientific_journal-2592	149	20	the	the	DET
american_scientific_journal-2592	149	21	similarity	similarity	NOUN
american_scientific_journal-2592	149	22	matrix	matrix	NOUN
american_scientific_journal-2592	149	23	.	.	PUNCT
american_scientific_journal-2592	150	1	furthermore	furthermore	ADV
american_scientific_journal-2592	150	2	,	,	PUNCT
american_scientific_journal-2592	150	3	these	these	DET
american_scientific_journal-2592	150	4	systems	system	NOUN
american_scientific_journal-2592	150	5	can	can	AUX
american_scientific_journal-2592	150	6	not	not	PART
american_scientific_journal-2592	150	7	be	be	AUX
american_scientific_journal-2592	150	8	recommending	recommend	VERB
american_scientific_journal-2592	150	9	a	a	DET
american_scientific_journal-2592	150	10	new	new	ADJ
american_scientific_journal-2592	150	11	item	item	NOUN
american_scientific_journal-2592	150	12	unless	unless	SCONJ
american_scientific_journal-2592	150	13	a	a	DET
american_scientific_journal-2592	150	14	user	user	NOUN
american_scientific_journal-2592	150	15	has	have	AUX
american_scientific_journal-2592	150	16	rated	rate	VERB
american_scientific_journal-2592	150	17	it	it	PRON
american_scientific_journal-2592	150	18	before	before	ADP
american_scientific_journal-2592	150	19	due	due	ADP
american_scientific_journal-2592	150	20	to	to	ADP
american_scientific_journal-2592	150	21	neighbor	neighbor	NOUN
american_scientific_journal-2592	150	22	formation	formation	NOUN
american_scientific_journal-2592	150	23	.	.	PUNCT
american_scientific_journal-2592	151	1	acknowledgement	acknowledgement	NOUN
american_scientific_journal-2592	151	2	i	i	PRON
american_scientific_journal-2592	151	3	would	would	AUX
american_scientific_journal-2592	151	4	like	like	VERB
american_scientific_journal-2592	151	5	to	to	PART
american_scientific_journal-2592	151	6	express	express	VERB
american_scientific_journal-2592	151	7	my	my	PRON
american_scientific_journal-2592	151	8	deepest	deep	ADJ
american_scientific_journal-2592	151	9	gratitude	gratitude	NOUN
american_scientific_journal-2592	151	10	and	and	CCONJ
american_scientific_journal-2592	151	11	sincere	sincere	ADJ
american_scientific_journal-2592	151	12	appreciation	appreciation	NOUN
american_scientific_journal-2592	151	13	to	to	ADP
american_scientific_journal-2592	151	14	the	the	DET
american_scientific_journal-2592	151	15	following	follow	VERB
american_scientific_journal-2592	151	16	persons	person	NOUN
american_scientific_journal-2592	151	17	,	,	PUNCT
american_scientific_journal-2592	151	18	whose	whose	DET
american_scientific_journal-2592	151	19	guidance	guidance	NOUN
american_scientific_journal-2592	151	20	aided	aid	VERB
american_scientific_journal-2592	151	21	towards	towards	ADP
american_scientific_journal-2592	151	22	the	the	DET
american_scientific_journal-2592	151	23	competition	competition	NOUN
american_scientific_journal-2592	151	24	of	of	ADP
american_scientific_journal-2592	151	25	this	this	DET
american_scientific_journal-2592	151	26	research	research	NOUN
american_scientific_journal-2592	151	27	.	.	PUNCT
american_scientific_journal-2592	152	1	first	first	ADV
american_scientific_journal-2592	152	2	,	,	PUNCT
american_scientific_journal-2592	152	3	i	i	PRON
american_scientific_journal-2592	152	4	would	would	AUX
american_scientific_journal-2592	152	5	like	like	VERB
american_scientific_journal-2592	152	6	to	to	PART
american_scientific_journal-2592	152	7	thank	thank	VERB
american_scientific_journal-2592	152	8	dr	dr	PROPN
american_scientific_journal-2592	152	9	.	.	PROPN
american_scientific_journal-2592	152	10	nang	nang	PROPN
american_scientific_journal-2592	152	11	aye	aye	PROPN
american_scientific_journal-2592	152	12	aye	aye	INTJ
american_scientific_journal-2592	152	13	htwe	htwe	NOUN
american_scientific_journal-2592	152	14	for	for	SCONJ
american_scientific_journal-2592	152	15	her	her	PRON
american_scientific_journal-2592	152	16	kind	kind	ADJ
american_scientific_journal-2592	152	17	permission	permission	NOUN
american_scientific_journal-2592	152	18	,	,	PUNCT
american_scientific_journal-2592	152	19	patient	patient	ADJ
american_scientific_journal-2592	152	20	supervision	supervision	NOUN
american_scientific_journal-2592	152	21	and	and	CCONJ
american_scientific_journal-2592	152	22	precious	precious	ADJ
american_scientific_journal-2592	152	23	guidance	guidance	NOUN
american_scientific_journal-2592	152	24	to	to	PART
american_scientific_journal-2592	152	25	conduct	conduct	VERB
american_scientific_journal-2592	152	26	this	this	DET
american_scientific_journal-2592	152	27	paper	paper	NOUN
american_scientific_journal-2592	152	28	.	.	PUNCT
american_scientific_journal-2592	153	1	i	i	PRON
american_scientific_journal-2592	153	2	would	would	AUX
american_scientific_journal-2592	153	3	like	like	VERB
american_scientific_journal-2592	153	4	to	to	PART
american_scientific_journal-2592	153	5	thank	thank	VERB
american_scientific_journal-2592	153	6	my	my	PRON
american_scientific_journal-2592	153	7	parents	parent	NOUN
american_scientific_journal-2592	153	8	,	,	PUNCT
american_scientific_journal-2592	153	9	teachers	teacher	NOUN
american_scientific_journal-2592	153	10	and	and	CCONJ
american_scientific_journal-2592	153	11	all	all	PRON
american_scientific_journal-2592	153	12	of	of	ADP
american_scientific_journal-2592	153	13	friends	friend	NOUN
american_scientific_journal-2592	153	14	for	for	ADP
american_scientific_journal-2592	153	15	their	their	PRON
american_scientific_journal-2592	153	16	support	support	NOUN
american_scientific_journal-2592	153	17	and	and	CCONJ
american_scientific_journal-2592	153	18	encouragement	encouragement	NOUN
american_scientific_journal-2592	153	19	throughout	throughout	ADP
american_scientific_journal-2592	153	20	this	this	DET
american_scientific_journal-2592	153	21	thesis	thesis	NOUN
american_scientific_journal-2592	153	22	.	.	PUNCT
american_scientific_journal-2592	154	1	references	reference	NOUN
american_scientific_journal-2592	154	2	[	[	X
american_scientific_journal-2592	154	3	1	1	X
american_scientific_journal-2592	154	4	]	]	PUNCT
american_scientific_journal-2592	154	5	greg	greg	PROPN
american_scientific_journal-2592	154	6	linden	linden	PROPN
american_scientific_journal-2592	154	7	,	,	PUNCT
american_scientific_journal-2592	154	8	brent	brent	PROPN
american_scientific_journal-2592	154	9	smith	smith	PROPN
american_scientific_journal-2592	154	10	,	,	PUNCT
american_scientific_journal-2592	154	11	and	and	CCONJ
american_scientific_journal-2592	154	12	jeremy	jeremy	PROPN
american_scientific_journal-2592	154	13	york	york	PROPN
american_scientific_journal-2592	154	14	,	,	PUNCT
american_scientific_journal-2592	154	15	“	"	PUNCT
american_scientific_journal-2592	154	16	recommendations	recommendation	NOUN
american_scientific_journal-2592	154	17	item	item	NOUN
american_scientific_journal-2592	154	18	-	-	PUNCT
american_scientific_journal-2592	154	19	to	to	ADP
american_scientific_journal-2592	154	20	-	-	PUNCT
american_scientific_journal-2592	154	21	item	item	NOUN
american_scientific_journal-2592	154	22	collaborative	collaborative	ADJ
american_scientific_journal-2592	154	23	filtering	filtering	NOUN
american_scientific_journal-2592	154	24	”	"	PUNCT
american_scientific_journal-2592	154	25	,	,	PUNCT
american_scientific_journal-2592	154	26	ieee	ieee	NOUN
american_scientific_journal-2592	154	27	internet	internet	NOUN
american_scientific_journal-2592	154	28	computing	computing	NOUN
american_scientific_journal-2592	154	29	,	,	PUNCT
american_scientific_journal-2592	154	30	january	january	PROPN
american_scientific_journal-2592	154	31	-	-	PUNCT
american_scientific_journal-2592	154	32	febuary	febuary	PROPN
american_scientific_journal-2592	154	33	,	,	PUNCT
american_scientific_journal-2592	154	34	2003	2003	NUM
american_scientific_journal-2592	154	35	.	.	PUNCT
american_scientific_journal-2592	155	1	[	[	X
american_scientific_journal-2592	155	2	2	2	NUM
american_scientific_journal-2592	155	3	]	]	PUNCT
american_scientific_journal-2592	155	4	claudio	claudio	ADJ
american_scientific_journal-2592	155	5	adrian	adrian	PROPN
american_scientific_journal-2592	155	6	levinas	levina	NOUN
american_scientific_journal-2592	155	7	,	,	PUNCT
american_scientific_journal-2592	155	8	“	"	PUNCT
american_scientific_journal-2592	155	9	an	an	DET
american_scientific_journal-2592	155	10	analysis	analysis	NOUN
american_scientific_journal-2592	155	11	of	of	ADP
american_scientific_journal-2592	155	12	memory	memory	NOUN
american_scientific_journal-2592	155	13	based	base	VERB
american_scientific_journal-2592	155	14	collaborative	collaborative	ADJ
american_scientific_journal-2592	155	15	filtering	filtering	NOUN
american_scientific_journal-2592	155	16	recommender	recommender	NOUN
american_scientific_journal-2592	155	17	systems	system	NOUN
american_scientific_journal-2592	155	18	with	with	ADP
american_scientific_journal-2592	155	19	improvement	improvement	NOUN
american_scientific_journal-2592	155	20	proposals	proposal	NOUN
american_scientific_journal-2592	155	21	”	"	PUNCT
american_scientific_journal-2592	155	22	,	,	PUNCT
american_scientific_journal-2592	155	23	september	september	PROPN
american_scientific_journal-2592	155	24	2014	2014	NUM
american_scientific_journal-2592	155	25	.	.	PUNCT
american_scientific_journal-2592	156	1	[	[	X
american_scientific_journal-2592	156	2	3	3	NUM
american_scientific_journal-2592	156	3	]	]	SYM
american_scientific_journal-2592	156	4	alon	alon	PROPN
american_scientific_journal-2592	156	5	schclar	schclar	PROPN
american_scientific_journal-2592	156	6	,	,	PUNCT
american_scientific_journal-2592	156	7	alexander	alexander	PROPN
american_scientific_journal-2592	156	8	tsikinovsky	tsikinovsky	PROPN
american_scientific_journal-2592	156	9	and	and	CCONJ
american_scientific_journal-2592	156	10	lior	lior	PROPN
american_scientific_journal-2592	156	11	rokach	rokach	NOUN
american_scientific_journal-2592	156	12	,	,	PUNCT
american_scientific_journal-2592	156	13	“	"	PUNCT
american_scientific_journal-2592	156	14	ensemble	ensemble	ADJ
american_scientific_journal-2592	156	15	methods	method	NOUN
american_scientific_journal-2592	156	16	for	for	ADP
american_scientific_journal-2592	156	17	improving	improve	VERB
american_scientific_journal-2592	156	18	the	the	DET
american_scientific_journal-2592	156	19	performance	performance	NOUN
american_scientific_journal-2592	156	20	of	of	ADP
american_scientific_journal-2592	156	21	neighborhood	neighborhood	NOUN
american_scientific_journal-2592	156	22	-	-	PUNCT
american_scientific_journal-2592	156	23	based	base	VERB
american_scientific_journal-2592	156	24	collaborative	collaborative	ADJ
american_scientific_journal-2592	156	25	filtering	filtering	NOUN
american_scientific_journal-2592	156	26	”	"	PUNCT
american_scientific_journal-2592	156	27	,	,	PUNCT
american_scientific_journal-2592	156	28	october	october	PROPN
american_scientific_journal-2592	156	29	23	23	NUM
american_scientific_journal-2592	156	30	-	-	SYM
american_scientific_journal-2592	156	31	25	25	NUM
american_scientific_journal-2592	156	32	,	,	PUNCT
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american_scientific_journal-2592	156	34	,	,	PUNCT
american_scientific_journal-2592	156	35	new	new	PROPN
american_scientific_journal-2592	156	36	york	york	PROPN
american_scientific_journal-2592	156	37	,	,	PUNCT
american_scientific_journal-2592	156	38	usa	usa	PROPN
american_scientific_journal-2592	156	39	.	.	PUNCT
american_scientific_journal-2592	157	1	[	[	X
american_scientific_journal-2592	157	2	4	4	X
american_scientific_journal-2592	157	3	]	]	PUNCT
american_scientific_journal-2592	157	4	badrul	badrul	NOUN
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american_scientific_journal-2592	157	6	,	,	PUNCT
american_scientific_journal-2592	157	7	george	george	PROPN
american_scientific_journal-2592	157	8	karypis	karypis	PROPN
american_scientific_journal-2592	157	9	,	,	PUNCT
american_scientific_journal-2592	157	10	joseph	joseph	PROPN
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american_scientific_journal-2592	157	12	and	and	CCONJ
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american_scientific_journal-2592	157	14	riedl	riedl	PROPN
american_scientific_journal-2592	157	15	,	,	PUNCT
american_scientific_journal-2592	157	16	“	"	PUNCT
american_scientific_journal-2592	157	17	item	item	NOUN
american_scientific_journal-2592	157	18	-	-	PUNCT
american_scientific_journal-2592	157	19	based	base	VERB
american_scientific_journal-2592	157	20	collaborative	collaborative	ADJ
american_scientific_journal-2592	157	21	filtering	filtering	NOUN
american_scientific_journal-2592	157	22	recommendation	recommendation	NOUN
american_scientific_journal-2592	157	23	algorithms	algorithm	NOUN
american_scientific_journal-2592	157	24	”	"	PUNCT
american_scientific_journal-2592	157	25	,	,	PUNCT
american_scientific_journal-2592	157	26	in	in	ADP
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american_scientific_journal-2592	157	28	of	of	ADP
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american_scientific_journal-2592	157	30	10th	10th	ADJ
american_scientific_journal-2592	157	31	international	international	ADJ
american_scientific_journal-2592	157	32	conference	conference	NOUN
american_scientific_journal-2592	157	33	on	on	ADP
american_scientific_journal-2592	157	34	world	world	NOUN
american_scientific_journal-2592	157	35	wide	wide	ADJ
american_scientific_journal-2592	157	36	web	web	NOUN
american_scientific_journal-2592	157	37	,	,	PUNCT
american_scientific_journal-2592	157	38	pages	page	NOUN
american_scientific_journal-2592	157	39	285	285	NUM
american_scientific_journal-2592	157	40	-	-	SYM
american_scientific_journal-2592	157	41	295	295	NUM
american_scientific_journal-2592	157	42	.	.	PUNCT
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american_scientific_journal-2592	157	44	,	,	PUNCT
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american_scientific_journal-2592	157	46	.	.	PUNCT
american_scientific_journal-2592	158	1	[	[	X
american_scientific_journal-2592	158	2	5	5	X
american_scientific_journal-2592	158	3	]	]	PUNCT
american_scientific_journal-2592	158	4	emmanouil	emmanouil	X
american_scientific_journal-2592	158	5	vozalis	vozalis	PROPN
american_scientific_journal-2592	158	6	and	and	CCONJ
american_scientific_journal-2592	158	7	konstantinos	konstantinos	PROPN
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american_scientific_journal-2592	158	9	margaritis	margaritis	PROPN
american_scientific_journal-2592	158	10	,	,	PUNCT
american_scientific_journal-2592	158	11	“	"	PUNCT
american_scientific_journal-2592	158	12	analysis	analysis	NOUN
american_scientific_journal-2592	158	13	of	of	ADP
american_scientific_journal-2592	158	14	recommender	recommender	NOUN
american_scientific_journal-2592	158	15	systems	system	NOUN
american_scientific_journal-2592	158	16	'	'	PART
american_scientific_journal-2592	158	17	algorithms	algorithm	NOUN
american_scientific_journal-2592	158	18	”	"	PUNCT
american_scientific_journal-2592	158	19	,	,	PUNCT
american_scientific_journal-2592	158	20	american	american	PROPN
american_scientific_journal-2592	158	21	scientific	scientific	ADJ
american_scientific_journal-2592	158	22	research	research	NOUN
american_scientific_journal-2592	158	23	journal	journal	NOUN
american_scientific_journal-2592	158	24	for	for	ADP
american_scientific_journal-2592	158	25	engineering	engineering	NOUN
american_scientific_journal-2592	158	26	,	,	PUNCT
american_scientific_journal-2592	158	27	technology	technology	NOUN
american_scientific_journal-2592	158	28	,	,	PUNCT
american_scientific_journal-2592	158	29	and	and	CCONJ
american_scientific_journal-2592	158	30	sciences	science	NOUN
american_scientific_journal-2592	158	31	(	(	PUNCT
american_scientific_journal-2592	158	32	asrjets	asrjet	NOUN
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american_scientific_journal-2592	158	34	(	(	PUNCT
american_scientific_journal-2592	158	35	2017	2017	NUM
american_scientific_journal-2592	158	36	)	)	PUNCT
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american_scientific_journal-2592	158	39	,	,	PUNCT
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american_scientific_journal-2592	158	41	1	1	NUM
american_scientific_journal-2592	158	42	,	,	PUNCT
american_scientific_journal-2592	158	43	pp	pp	ADV
american_scientific_journal-2592	158	44	18	18	NUM
american_scientific_journal-2592	158	45	-	-	SYM
american_scientific_journal-2592	158	46	29	29	NUM
american_scientific_journal-2592	158	47	29	29	NUM
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american_scientific_journal-2592	158	49	.	.	PUNCT
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american_scientific_journal-2592	159	2	6	6	NUM
american_scientific_journal-2592	159	3	]	]	X
american_scientific_journal-2592	159	4	xiaotian	xiaotian	PROPN
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american_scientific_journal-2592	159	6	and	and	CCONJ
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american_scientific_journal-2592	159	9	“	"	PUNCT
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american_scientific_journal-2592	159	11	boosting	boost	VERB
american_scientific_journal-2592	159	12	frameworks	framework	NOUN
american_scientific_journal-2592	159	13	to	to	PART
american_scientific_journal-2592	159	14	improve	improve	VERB
american_scientific_journal-2592	159	15	the	the	DET
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american_scientific_journal-2592	159	17	of	of	ADP
american_scientific_journal-2592	159	18	collaborative	collaborative	ADJ
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american_scientific_journal-2592	159	20	”	"	PUNCT
american_scientific_journal-2592	159	21	,	,	PUNCT
american_scientific_journal-2592	159	22	jmlr	jmlr	ADJ
american_scientific_journal-2592	159	23	:	:	PUNCT
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american_scientific_journal-2592	159	25	and	and	CCONJ
american_scientific_journal-2592	159	26	conference	conference	NOUN
american_scientific_journal-2592	159	27	proceedings	proceeding	NOUN
american_scientific_journal-2592	159	28	29:87	29:87	NUM
american_scientific_journal-2592	159	29	-	-	SYM
american_scientific_journal-2592	159	30	99	99	NUM
american_scientific_journal-2592	159	31	,	,	PUNCT
american_scientific_journal-2592	159	32	2013	2013	NUM
american_scientific_journal-2592	159	33	.	.	PUNCT
american_scientific_journal-2592	160	1	[	[	X
american_scientific_journal-2592	160	2	7	7	X
american_scientific_journal-2592	160	3	]	]	X
american_scientific_journal-2592	160	4	y.	y.	PROPN
american_scientific_journal-2592	160	5	freund	freund	PROPN
american_scientific_journal-2592	160	6	and	and	CCONJ
american_scientific_journal-2592	160	7	r.	r.	PROPN
american_scientific_journal-2592	160	8	e.	e.	PROPN
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american_scientific_journal-2592	160	10	,	,	PUNCT
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american_scientific_journal-2592	160	15	new	new	ADJ
american_scientific_journal-2592	160	16	boosting	boost	VERB
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american_scientific_journal-2592	160	18	”	"	PUNCT
american_scientific_journal-2592	160	19	,	,	PUNCT
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american_scientific_journal-2592	160	22	:	:	PUNCT
american_scientific_journal-2592	160	23	proceedings	proceeding	NOUN
american_scientific_journal-2592	160	24	of	of	ADP
american_scientific_journal-2592	160	25	the	the	DET
american_scientific_journal-2592	160	26	thirteenth	thirteenth	ADJ
american_scientific_journal-2592	160	27	international	international	ADJ
american_scientific_journal-2592	160	28	conference	conference	NOUN
american_scientific_journal-2592	160	29	,	,	PUNCT
american_scientific_journal-2592	160	30	1996	1996	NUM
american_scientific_journal-2592	160	31	.	.	PUNCT
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american_scientific_journal-2592	161	2	8	8	NUM
american_scientific_journal-2592	161	3	]	]	X
american_scientific_journal-2592	161	4	r.	r.	PROPN
american_scientific_journal-2592	161	5	sahal	sahal	PROPN
american_scientific_journal-2592	161	6	,	,	PUNCT
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american_scientific_journal-2592	161	9	and	and	CCONJ
american_scientific_journal-2592	161	10	a.	a.	NOUN
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american_scientific_journal-2592	161	12	,	,	PUNCT
american_scientific_journal-2592	161	13	“	"	PUNCT
american_scientific_journal-2592	161	14	an	an	DET
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american_scientific_journal-2592	161	16	framework	framework	NOUN
american_scientific_journal-2592	161	17	for	for	ADP
american_scientific_journal-2592	161	18	enhancing	enhance	VERB
american_scientific_journal-2592	161	19	recommendation	recommendation	NOUN
american_scientific_journal-2592	161	20	using	use	VERB
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american_scientific_journal-2592	161	24	,	,	PUNCT
american_scientific_journal-2592	161	25	international	international	ADJ
american_scientific_journal-2592	161	26	journal	journal	NOUN
american_scientific_journal-2592	161	27	of	of	ADP
american_scientific_journal-2592	161	28	computer	computer	NOUN
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american_scientific_journal-2592	161	30	&	&	CCONJ
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american_scientific_journal-2592	161	33	(	(	PUNCT
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american_scientific_journal-2592	161	35	)	)	PUNCT
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american_scientific_journal-2592	161	37	6	6	NUM
american_scientific_journal-2592	161	38	,	,	PUNCT
american_scientific_journal-2592	161	39	no	no	DET
american_scientific_journal-2592	161	40	2	2	NUM
american_scientific_journal-2592	161	41	,	,	PUNCT
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american_scientific_journal-2592	161	43	,	,	PUNCT
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american_scientific_journal-2592	161	45	.	.	PUNCT
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american_scientific_journal-2592	162	2	9	9	NUM
american_scientific_journal-2592	162	3	]	]	PUNCT
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american_scientific_journal-2592	162	6	and	and	CCONJ
american_scientific_journal-2592	162	7	a.	a.	PROPN
american_scientific_journal-2592	162	8	p.	p.	PROPN
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american_scientific_journal-2592	162	10	,	,	PUNCT
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american_scientific_journal-2592	162	14	metrics	metric	NOUN
american_scientific_journal-2592	162	15	in	in	ADP
american_scientific_journal-2592	162	16	neighbour	neighbour	NOUN
american_scientific_journal-2592	162	17	-	-	PUNCT
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american_scientific_journal-2592	162	19	recommender	recommender	NOUN
american_scientific_journal-2592	162	20	systems	system	NOUN
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american_scientific_journal-2592	162	22	.	.	PUNCT
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american_scientific_journal-2592	163	2	10	10	NUM
american_scientific_journal-2592	163	3	]	]	X
american_scientific_journal-2592	163	4	x.	x.	PROPN
american_scientific_journal-2592	163	5	su	su	PROPN
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american_scientific_journal-2592	163	7	t.	t.	PROPN
american_scientific_journal-2592	163	8	m.	m.	PROPN
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american_scientific_journal-2592	163	10	,	,	PUNCT
american_scientific_journal-2592	163	11	“	"	PUNCT
american_scientific_journal-2592	163	12	a	a	DET
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american_scientific_journal-2592	163	14	of	of	ADP
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american_scientific_journal-2592	163	16	filtering	filtering	NOUN
american_scientific_journal-2592	163	17	techniques	technique	NOUN
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american_scientific_journal-2592	163	19	,	,	PUNCT
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american_scientific_journal-2592	163	21	in	in	ADP
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american_scientific_journal-2592	163	24	,	,	PUNCT
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american_scientific_journal-2592	163	26	.	.	PUNCT
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american_scientific_journal-2592	164	2	11	11	NUM
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american_scientific_journal-2592	164	9	,	,	PUNCT
american_scientific_journal-2592	164	10	“	"	PUNCT
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american_scientific_journal-2592	164	13	-	-	PUNCT
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american_scientific_journal-2592	164	20	:	:	PUNCT
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american_scientific_journal-2592	164	25	collaborative	collaborative	ADJ
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american_scientific_journal-2592	164	27	systems	system	NOUN
american_scientific_journal-2592	164	28	”	"	PUNCT
american_scientific_journal-2592	164	29	,	,	PUNCT
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american_scientific_journal-2592	164	31	.	.	PUNCT
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american_scientific_journal-2592	165	2	12	12	NUM
american_scientific_journal-2592	165	3	]	]	X
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american_scientific_journal-2592	165	6	,	,	PUNCT
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american_scientific_journal-2592	165	15	”	"	PUNCT
american_scientific_journal-2592	165	16	,	,	PUNCT
american_scientific_journal-2592	165	17	international	international	ADJ
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american_scientific_journal-2592	165	22	and	and	CCONJ
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american_scientific_journal-2592	165	24	system	system	NOUN
american_scientific_journal-2592	165	25	vol	vol	NOUN
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american_scientific_journal-2592	165	27	,	,	PUNCT
american_scientific_journal-2592	165	28	no	no	DET
american_scientific_journal-2592	165	29	1	1	NUM
american_scientific_journal-2592	165	30	,	,	PUNCT
american_scientific_journal-2592	165	31	march	march	PROPN
american_scientific_journal-2592	165	32	2015	2015	NUM
american_scientific_journal-2592	165	33	.	.	PUNCT