id	sid	tid	token	lemma	pos
fbem-13	1	1	frontiers	frontier	NOUN
fbem-13	1	2	in	in	ADP
fbem-13	1	3	business	business	NOUN
fbem-13	1	4	,	,	PUNCT
fbem-13	1	5	economics	economic	NOUN
fbem-13	1	6	and	and	CCONJ
fbem-13	1	7	management	management	NOUN
fbem-13	1	8	issn	issn	PROPN
fbem-13	1	9	:	:	PUNCT
fbem-13	1	10	2766	2766	NUM
fbem-13	1	11	-	-	PUNCT
fbem-13	1	12	824x	824x	NUM
fbem-13	1	13	|	|	ADJ
fbem-13	1	14	vol	vol	NOUN
fbem-13	1	15	.	.	PROPN
fbem-13	2	1	1	1	NUM
fbem-13	2	2	,	,	PUNCT
fbem-13	2	3	no	no	INTJ
fbem-13	2	4	.	.	NOUN
fbem-13	2	5	2	2	NUM
fbem-13	2	6	,	,	PUNCT
fbem-13	2	7	2021	2021	NUM
fbem-13	2	8	1	1	NUM
fbem-13	2	9	research	research	NOUN
fbem-13	2	10	on	on	ADP
fbem-13	2	11	collaborative	collaborative	ADJ
fbem-13	2	12	filtering	filtering	NOUN
fbem-13	2	13	recommendation	recommendation	NOUN
fbem-13	2	14	based	base	VERB
fbem-13	2	15	on	on	ADP
fbem-13	2	16	trust	trust	NOUN
fbem-13	2	17	relationship	relationship	NOUN
fbem-13	2	18	and	and	CCONJ
fbem-13	2	19	rating	rating	NOUN
fbem-13	2	20	trust	trust	PROPN
fbem-13	2	21	wenjun	wenjun	PROPN
fbem-13	2	22	huang1	huang1	PROPN
fbem-13	2	23	,	,	PUNCT
fbem-13	2	24	a	a	PRON
fbem-13	2	25	,	,	PUNCT
fbem-13	2	26	junyu	junyu	ADJ
fbem-13	2	27	chen1	chen1	NOUN
fbem-13	2	28	,	,	PUNCT
fbem-13	2	29	b	b	PROPN
fbem-13	2	30	,	,	PUNCT
fbem-13	2	31	yue	yue	PROPN
fbem-13	2	32	ding2	ding2	PROPN
fbem-13	2	33	,	,	PUNCT
fbem-13	2	34	c	c	PROPN
fbem-13	2	35	1central	1central	NUM
fbem-13	2	36	south	south	PROPN
fbem-13	2	37	university	university	PROPN
fbem-13	2	38	,	,	PUNCT
fbem-13	2	39	changsha	changsha	PROPN
fbem-13	2	40	,	,	PUNCT
fbem-13	2	41	china	china	PROPN
fbem-13	2	42	2renmin	2renmin	NUM
fbem-13	2	43	university	university	NOUN
fbem-13	2	44	of	of	ADP
fbem-13	2	45	china	china	PROPN
fbem-13	2	46	,	,	PUNCT
fbem-13	2	47	beijing	beijing	PROPN
fbem-13	2	48	,	,	PUNCT
fbem-13	2	49	china	china	PROPN
fbem-13	2	50	asuper20200910@163.com	asuper20200910@163.com	PROPN
fbem-13	2	51	,	,	PUNCT
fbem-13	2	52	bsuper123sb@163.com	bsuper123sb@163.com	PROPN
fbem-13	2	53	,	,	PUNCT
fbem-13	2	54	cyueding0204@163.com	cyueding0204@163.com	X
fbem-13	2	55	abstract	abstract	NOUN
fbem-13	2	56	:	:	PUNCT
fbem-13	2	57	in	in	ADP
fbem-13	2	58	the	the	DET
fbem-13	2	59	internet	internet	NOUN
fbem-13	2	60	age	age	NOUN
fbem-13	2	61	,	,	PUNCT
fbem-13	2	62	how	how	SCONJ
fbem-13	2	63	to	to	PART
fbem-13	2	64	dig	dig	VERB
fbem-13	2	65	out	out	ADP
fbem-13	2	66	useful	useful	ADJ
fbem-13	2	67	information	information	NOUN
fbem-13	2	68	from	from	ADP
fbem-13	2	69	massive	massive	ADJ
fbem-13	2	70	data	datum	NOUN
fbem-13	2	71	has	have	AUX
fbem-13	2	72	become	become	VERB
fbem-13	2	73	a	a	DET
fbem-13	2	74	research	research	NOUN
fbem-13	2	75	hotspot	hotspot	NOUN
fbem-13	2	76	.	.	PUNCT
fbem-13	3	1	the	the	DET
fbem-13	3	2	emergence	emergence	NOUN
fbem-13	3	3	of	of	ADP
fbem-13	3	4	recommendation	recommendation	NOUN
fbem-13	3	5	algorithms	algorithm	NOUN
fbem-13	3	6	effectively	effectively	ADV
fbem-13	3	7	solves	solve	VERB
fbem-13	3	8	the	the	DET
fbem-13	3	9	problem	problem	NOUN
fbem-13	3	10	of	of	ADP
fbem-13	3	11	information	information	NOUN
fbem-13	3	12	overload	overload	NOUN
fbem-13	3	13	,	,	PUNCT
fbem-13	3	14	but	but	CCONJ
fbem-13	3	15	traditional	traditional	ADJ
fbem-13	3	16	recommendation	recommendation	NOUN
fbem-13	3	17	algorithms	algorithm	NOUN
fbem-13	3	18	face	face	VERB
fbem-13	3	19	problems	problem	NOUN
fbem-13	3	20	such	such	ADJ
fbem-13	3	21	as	as	ADP
fbem-13	3	22	data	datum	NOUN
fbem-13	3	23	sparseness	sparseness	ADJ
fbem-13	3	24	,	,	PUNCT
fbem-13	3	25	cold	cold	ADJ
fbem-13	3	26	start	start	NOUN
fbem-13	3	27	,	,	PUNCT
fbem-13	3	28	and	and	CCONJ
fbem-13	3	29	low	low	ADJ
fbem-13	3	30	accuracy	accuracy	NOUN
fbem-13	3	31	.	.	PUNCT
fbem-13	4	1	later	later	ADV
fbem-13	4	2	social	social	ADJ
fbem-13	4	3	recommendation	recommendation	NOUN
fbem-13	4	4	algorithms	algorithm	NOUN
fbem-13	4	5	usually	usually	ADV
fbem-13	4	6	only	only	ADV
fbem-13	4	7	use	use	VERB
fbem-13	4	8	a	a	DET
fbem-13	4	9	single	single	ADJ
fbem-13	4	10	social	social	ADJ
fbem-13	4	11	trust	trust	NOUN
fbem-13	4	12	information	information	NOUN
fbem-13	4	13	for	for	ADP
fbem-13	4	14	recommendation	recommendation	NOUN
fbem-13	4	15	,	,	PUNCT
fbem-13	4	16	and	and	CCONJ
fbem-13	4	17	the	the	DET
fbem-13	4	18	integration	integration	NOUN
fbem-13	4	19	of	of	ADP
fbem-13	4	20	multiple	multiple	ADJ
fbem-13	4	21	trust	trust	NOUN
fbem-13	4	22	relationships	relationship	NOUN
fbem-13	4	23	lacks	lack	VERB
fbem-13	4	24	an	an	DET
fbem-13	4	25	efficient	efficient	ADJ
fbem-13	4	26	model	model	NOUN
fbem-13	4	27	,	,	PUNCT
fbem-13	4	28	which	which	PRON
fbem-13	4	29	greatly	greatly	ADV
fbem-13	4	30	affects	affect	VERB
fbem-13	4	31	the	the	DET
fbem-13	4	32	accuracy	accuracy	NOUN
fbem-13	4	33	and	and	CCONJ
fbem-13	4	34	reliability	reliability	NOUN
fbem-13	4	35	of	of	ADP
fbem-13	4	36	recommendation	recommendation	NOUN
fbem-13	4	37	.	.	PUNCT
fbem-13	5	1	this	this	DET
fbem-13	5	2	paper	paper	NOUN
fbem-13	5	3	proposes	propose	VERB
fbem-13	5	4	a	a	DET
fbem-13	5	5	trust	trust	NOUN
fbem-13	5	6	-	-	PUNCT
fbem-13	5	7	based	base	VERB
fbem-13	5	8	approach	approach	NOUN
fbem-13	5	9	.	.	PUNCT
fbem-13	6	1	recommended	recommend	VERB
fbem-13	6	2	algorithm	algorithm	NOUN
fbem-13	6	3	.	.	PUNCT
fbem-13	7	1	first	first	ADV
fbem-13	7	2	,	,	PUNCT
fbem-13	7	3	use	use	VERB
fbem-13	7	4	social	social	ADJ
fbem-13	7	5	trust	trust	NOUN
fbem-13	7	6	data	datum	NOUN
fbem-13	7	7	to	to	PART
fbem-13	7	8	calculate	calculate	VERB
fbem-13	7	9	user	user	NOUN
fbem-13	7	10	trust	trust	NOUN
fbem-13	7	11	relationships	relationship	NOUN
fbem-13	7	12	,	,	PUNCT
fbem-13	7	13	including	include	VERB
fbem-13	7	14	user	user	NOUN
fbem-13	7	15	local	local	PROPN
fbem-13	7	16	trust	trust	PROPN
fbem-13	7	17	and	and	CCONJ
fbem-13	7	18	user	user	PROPN
fbem-13	7	19	global	global	PROPN
fbem-13	7	20	trust	trust	PROPN
fbem-13	7	21	.	.	PUNCT
fbem-13	8	1	further	far	ADV
fbem-13	8	2	based	base	VERB
fbem-13	8	3	on	on	ADP
fbem-13	8	4	the	the	DET
fbem-13	8	5	scoring	scoring	NOUN
fbem-13	8	6	data	data	NOUN
fbem-13	8	7	,	,	PUNCT
fbem-13	8	8	an	an	DET
fbem-13	8	9	implicit	implicit	ADJ
fbem-13	8	10	trust	trust	NOUN
fbem-13	8	11	relationship	relationship	NOUN
fbem-13	8	12	is	be	AUX
fbem-13	8	13	calculated	calculate	VERB
fbem-13	8	14	,	,	PUNCT
fbem-13	8	15	called	call	VERB
fbem-13	8	16	rating	rating	NOUN
fbem-13	8	17	trust	trust	NOUN
fbem-13	8	18	,	,	PUNCT
fbem-13	8	19	which	which	PRON
fbem-13	8	20	includes	include	VERB
fbem-13	8	21	scoring	score	VERB
fbem-13	8	22	local	local	ADJ
fbem-13	8	23	trust	trust	NOUN
fbem-13	8	24	and	and	CCONJ
fbem-13	8	25	scoring	score	VERB
fbem-13	8	26	global	global	ADJ
fbem-13	8	27	trust	trust	PROPN
fbem-13	8	28	.	.	PUNCT
fbem-13	9	1	then	then	ADV
fbem-13	9	2	set	set	VERB
fbem-13	9	3	the	the	DET
fbem-13	9	4	recommendation	recommendation	NOUN
fbem-13	9	5	weight	weight	NOUN
fbem-13	9	6	,	,	PUNCT
fbem-13	9	7	build	build	VERB
fbem-13	9	8	the	the	DET
fbem-13	9	9	preference	preference	NOUN
fbem-13	9	10	relationship	relationship	NOUN
fbem-13	9	11	between	between	ADP
fbem-13	9	12	users	user	NOUN
fbem-13	9	13	through	through	ADP
fbem-13	9	14	user	user	NOUN
fbem-13	9	15	trust	trust	NOUN
fbem-13	9	16	and	and	CCONJ
fbem-13	9	17	rating	rating	NOUN
fbem-13	9	18	trust	trust	NOUN
fbem-13	9	19	,	,	PUNCT
fbem-13	9	20	and	and	CCONJ
fbem-13	9	21	form	form	VERB
fbem-13	9	22	a	a	DET
fbem-13	9	23	comprehensive	comprehensive	ADJ
fbem-13	9	24	trust	trust	NOUN
fbem-13	9	25	relationship	relationship	NOUN
fbem-13	9	26	.	.	PUNCT
fbem-13	10	1	the	the	DET
fbem-13	10	2	trust	trust	NOUN
fbem-13	10	3	relationship	relationship	NOUN
fbem-13	10	4	of	of	ADP
fbem-13	10	5	social	social	ADJ
fbem-13	10	6	networks	network	NOUN
fbem-13	10	7	is	be	AUX
fbem-13	10	8	integrated	integrate	VERB
fbem-13	10	9	into	into	ADP
fbem-13	10	10	the	the	DET
fbem-13	10	11	probability	probability	NOUN
fbem-13	10	12	matrix	matrix	NOUN
fbem-13	10	13	decomposition	decomposition	NOUN
fbem-13	10	14	model	model	NOUN
fbem-13	10	15	to	to	PART
fbem-13	10	16	form	form	VERB
fbem-13	10	17	an	an	DET
fbem-13	10	18	efficient	efficient	ADJ
fbem-13	10	19	and	and	CCONJ
fbem-13	10	20	unified	unified	ADJ
fbem-13	10	21	trusted	trust	VERB
fbem-13	10	22	recommendation	recommendation	NOUN
fbem-13	10	23	model	model	NOUN
fbem-13	10	24	tr	tr	NOUN
fbem-13	10	25	-	-	NOUN
fbem-13	10	26	pmf	pmf	NOUN
fbem-13	10	27	.	.	PUNCT
fbem-13	11	1	this	this	DET
fbem-13	11	2	algorithm	algorithm	NOUN
fbem-13	11	3	is	be	AUX
fbem-13	11	4	compared	compare	VERB
fbem-13	11	5	with	with	ADP
fbem-13	11	6	related	related	ADJ
fbem-13	11	7	algorithms	algorithm	NOUN
fbem-13	11	8	on	on	ADP
fbem-13	11	9	the	the	DET
fbem-13	11	10	ciao	ciao	PROPN
fbem-13	11	11	and	and	CCONJ
fbem-13	11	12	filmtrust	filmtrust	NOUN
fbem-13	11	13	datasets	dataset	NOUN
fbem-13	11	14	,	,	PUNCT
fbem-13	11	15	and	and	CCONJ
fbem-13	11	16	the	the	DET
fbem-13	11	17	results	result	NOUN
fbem-13	11	18	prove	prove	VERB
fbem-13	11	19	that	that	SCONJ
fbem-13	11	20	our	our	PRON
fbem-13	11	21	method	method	NOUN
fbem-13	11	22	is	be	AUX
fbem-13	11	23	competitive	competitive	ADJ
fbem-13	11	24	with	with	ADP
fbem-13	11	25	other	other	ADJ
fbem-13	11	26	recommendation	recommendation	NOUN
fbem-13	11	27	algorithms	algorithm	NOUN
fbem-13	11	28	.	.	PUNCT
fbem-13	12	1	keywords	keyword	NOUN
fbem-13	12	2	:	:	PUNCT
fbem-13	12	3	trust	trust	NOUN
fbem-13	12	4	relationship	relationship	NOUN
fbem-13	12	5	,	,	PUNCT
fbem-13	12	6	rating	rating	NOUN
fbem-13	12	7	trust	trust	PROPN
fbem-13	12	8	,	,	PUNCT
fbem-13	12	9	collaborative	collaborative	ADJ
fbem-13	12	10	filtering	filtering	NOUN
fbem-13	12	11	,	,	PUNCT
fbem-13	12	12	probability	probability	NOUN
fbem-13	12	13	matrix	matrix	NOUN
fbem-13	12	14	factorization	factorization	NOUN
fbem-13	12	15	.	.	PUNCT
fbem-13	13	1	1	1	X
fbem-13	13	2	.	.	X
fbem-13	13	3	introduction	introduction	NOUN
fbem-13	13	4	in	in	ADP
fbem-13	13	5	traditional	traditional	ADJ
fbem-13	13	6	collaborative	collaborative	ADJ
fbem-13	13	7	filtering	filter	VERB
fbem-13	13	8	recommendations	recommendation	NOUN
fbem-13	13	9	,	,	PUNCT
fbem-13	13	10	it	it	PRON
fbem-13	13	11	learned	learn	VERB
fbem-13	13	12	and	and	CCONJ
fbem-13	13	13	made	make	VERB
fbem-13	13	14	suggestions	suggestion	NOUN
fbem-13	13	15	simply	simply	ADV
fbem-13	13	16	based	base	VERB
fbem-13	13	17	on	on	ADP
fbem-13	13	18	users	user	NOUN
fbem-13	13	19	’	’	PART
fbem-13	13	20	historical	historical	ADJ
fbem-13	13	21	ratings	rating	NOUN
fbem-13	13	22	.	.	PUNCT
fbem-13	14	1	however	however	ADV
fbem-13	14	2	,	,	PUNCT
fbem-13	14	3	the	the	DET
fbem-13	14	4	scoring	scoring	NOUN
fbem-13	14	5	information	information	NOUN
fbem-13	14	6	often	often	ADV
fbem-13	14	7	has	have	VERB
fbem-13	14	8	problems	problem	NOUN
fbem-13	14	9	such	such	ADJ
fbem-13	14	10	as	as	ADP
fbem-13	14	11	highly	highly	ADV
fbem-13	14	12	sparse	sparse	ADJ
fbem-13	14	13	data	datum	NOUN
fbem-13	14	14	and	and	CCONJ
fbem-13	14	15	scattered	scatter	VERB
fbem-13	14	16	distribution	distribution	NOUN
fbem-13	14	17	,	,	PUNCT
fbem-13	14	18	which	which	PRON
fbem-13	14	19	lead	lead	VERB
fbem-13	14	20	to	to	ADP
fbem-13	14	21	reducing	reduce	VERB
fbem-13	14	22	performance	performance	NOUN
fbem-13	14	23	of	of	ADP
fbem-13	14	24	the	the	DET
fbem-13	14	25	recommendation	recommendation	NOUN
fbem-13	14	26	,	,	PUNCT
fbem-13	14	27	and	and	CCONJ
fbem-13	14	28	this	this	DET
fbem-13	14	29	type	type	NOUN
fbem-13	14	30	of	of	ADP
fbem-13	14	31	algorithm	algorithm	NOUN
fbem-13	14	32	usually	usually	ADV
fbem-13	14	33	treats	treat	VERB
fbem-13	14	34	users	user	NOUN
fbem-13	14	35	as	as	ADP
fbem-13	14	36	independent	independent	ADJ
fbem-13	14	37	individuals	individual	NOUN
fbem-13	14	38	[	[	X
fbem-13	14	39	4	4	NUM
fbem-13	14	40	]	]	PUNCT
fbem-13	14	41	.	.	PUNCT
fbem-13	15	1	it	it	PRON
fbem-13	15	2	does	do	AUX
fbem-13	15	3	not	not	PART
fbem-13	15	4	consider	consider	VERB
fbem-13	15	5	the	the	DET
fbem-13	15	6	relationship	relationship	NOUN
fbem-13	15	7	between	between	ADP
fbem-13	15	8	users	user	NOUN
fbem-13	15	9	.	.	PUNCT
fbem-13	16	1	this	this	DET
fbem-13	16	2	default	default	NOUN
fbem-13	16	3	method	method	NOUN
fbem-13	16	4	is	be	AUX
fbem-13	16	5	inconsistent	inconsistent	ADJ
fbem-13	16	6	with	with	ADP
fbem-13	16	7	interaction	interaction	NOUN
fbem-13	16	8	between	between	ADP
fbem-13	16	9	people	people	NOUN
fbem-13	16	10	in	in	ADP
fbem-13	16	11	our	our	PRON
fbem-13	16	12	lives	life	NOUN
fbem-13	16	13	.	.	PUNCT
fbem-13	17	1	the	the	DET
fbem-13	17	2	development	development	NOUN
fbem-13	17	3	of	of	ADP
fbem-13	17	4	users	user	NOUN
fbem-13	17	5	’	'	PUNCT
fbem-13	17	6	social	social	ADJ
fbem-13	17	7	platforms	platform	NOUN
fbem-13	17	8	have	have	AUX
fbem-13	17	9	made	make	VERB
fbem-13	17	10	the	the	DET
fbem-13	17	11	social	social	ADJ
fbem-13	17	12	recommendation	recommendation	NOUN
fbem-13	17	13	algorithm	algorithm	NOUN
fbem-13	17	14	get	get	VERB
fbem-13	17	15	more	more	ADJ
fbem-13	17	16	attention	attention	NOUN
fbem-13	17	17	.	.	PUNCT
fbem-13	18	1	this	this	DET
fbem-13	18	2	kind	kind	NOUN
fbem-13	18	3	of	of	ADP
fbem-13	18	4	algorithm	algorithm	NOUN
fbem-13	18	5	adds	add	VERB
fbem-13	18	6	social	social	ADJ
fbem-13	18	7	information	information	NOUN
fbem-13	18	8	to	to	PART
fbem-13	18	9	effectively	effectively	ADV
fbem-13	18	10	alleviates	alleviate	VERB
fbem-13	18	11	the	the	DET
fbem-13	18	12	problem	problem	NOUN
fbem-13	18	13	caused	cause	VERB
fbem-13	18	14	by	by	ADP
fbem-13	18	15	scarcity	scarcity	NOUN
fbem-13	18	16	of	of	ADP
fbem-13	18	17	scoring	score	VERB
fbem-13	18	18	information	information	NOUN
fbem-13	18	19	[	[	X
fbem-13	18	20	16	16	NUM
fbem-13	18	21	]	]	PUNCT
fbem-13	18	22	.	.	PUNCT
fbem-13	19	1	friends	friend	NOUN
fbem-13	19	2	with	with	ADP
fbem-13	19	3	a	a	DET
fbem-13	19	4	trust	trust	NOUN
fbem-13	19	5	relationship	relationship	NOUN
fbem-13	19	6	can	can	AUX
fbem-13	19	7	be	be	AUX
fbem-13	19	8	used	use	VERB
fbem-13	19	9	as	as	ADP
fbem-13	19	10	additional	additional	ADJ
fbem-13	19	11	information	information	NOUN
fbem-13	19	12	to	to	PART
fbem-13	19	13	help	help	VERB
fbem-13	19	14	recommend	recommend	VERB
fbem-13	19	15	prediction	prediction	NOUN
fbem-13	19	16	[	[	X
fbem-13	19	17	5	5	NUM
fbem-13	19	18	]	]	PUNCT
fbem-13	19	19	.	.	PUNCT
fbem-13	20	1	a	a	DET
fbem-13	20	2	large	large	ADJ
fbem-13	20	3	number	number	NOUN
fbem-13	20	4	of	of	ADP
fbem-13	20	5	experiments	experiment	NOUN
fbem-13	20	6	showed	show	VERB
fbem-13	20	7	that	that	SCONJ
fbem-13	20	8	the	the	DET
fbem-13	20	9	social	social	ADJ
fbem-13	20	10	recommendation	recommendation	NOUN
fbem-13	20	11	algorithm	algorithm	NOUN
fbem-13	20	12	can	can	AUX
fbem-13	20	13	mitigate	mitigate	VERB
fbem-13	20	14	data	datum	NOUN
fbem-13	20	15	sparseness	sparseness	ADJ
fbem-13	20	16	and	and	CCONJ
fbem-13	20	17	cold	cold	ADJ
fbem-13	20	18	start	start	NOUN
fbem-13	20	19	problem	problem	NOUN
fbem-13	20	20	,	,	PUNCT
fbem-13	20	21	and	and	CCONJ
fbem-13	20	22	it	it	PRON
fbem-13	20	23	has	have	VERB
fbem-13	20	24	strong	strong	ADJ
fbem-13	20	25	resistance	resistance	NOUN
fbem-13	20	26	to	to	ADP
fbem-13	20	27	malicious	malicious	ADJ
fbem-13	20	28	attacks	attack	NOUN
fbem-13	20	29	by	by	ADP
fbem-13	20	30	users	user	NOUN
fbem-13	20	31	on	on	ADP
fbem-13	20	32	the	the	DET
fbem-13	20	33	network	network	NOUN
fbem-13	20	34	.	.	PUNCT
fbem-13	21	1	recent	recent	ADJ
fbem-13	21	2	work	work	NOUN
fbem-13	21	3	has	have	AUX
fbem-13	21	4	demonstrated	demonstrate	VERB
fbem-13	21	5	that	that	SCONJ
fbem-13	21	6	the	the	DET
fbem-13	21	7	performance	performance	NOUN
fbem-13	21	8	of	of	ADP
fbem-13	21	9	algorithms	algorithm	NOUN
fbem-13	21	10	can	can	AUX
fbem-13	21	11	be	be	AUX
fbem-13	21	12	improved	improve	VERB
fbem-13	21	13	by	by	ADP
fbem-13	21	14	fusing	fuse	VERB
fbem-13	21	15	social	social	ADJ
fbem-13	21	16	relations	relation	NOUN
fbem-13	21	17	.	.	PUNCT
fbem-13	22	1	ma	ma	PROPN
fbem-13	22	2	et	et	PROPN
fbem-13	22	3	al	al	PROPN
fbem-13	23	1	[	[	X
fbem-13	23	2	7	7	NUM
fbem-13	23	3	]	]	PUNCT
fbem-13	23	4	.	.	PUNCT
fbem-13	24	1	used	use	VERB
fbem-13	24	2	a	a	DET
fbem-13	24	3	joint	joint	ADJ
fbem-13	24	4	decomposition	decomposition	NOUN
fbem-13	24	5	of	of	ADP
fbem-13	24	6	scoring	scoring	NOUN
fbem-13	24	7	matrix	matrix	NOUN
fbem-13	24	8	and	and	CCONJ
fbem-13	24	9	trust	trust	NOUN
fbem-13	24	10	matrix	matrix	NOUN
fbem-13	24	11	to	to	PART
fbem-13	24	12	express	express	VERB
fbem-13	24	13	the	the	DET
fbem-13	24	14	user	user	NOUN
fbem-13	24	15	feature	feature	NOUN
fbem-13	24	16	vectors	vector	NOUN
fbem-13	24	17	in	in	ADP
fbem-13	24	18	a	a	DET
fbem-13	24	19	shared	share	VERB
fbem-13	24	20	manner	manner	NOUN
fbem-13	24	21	.	.	PUNCT
fbem-13	25	1	ma	ma	PROPN
fbem-13	25	2	et	et	PROPN
fbem-13	25	3	al	al	PROPN
fbem-13	26	1	[	[	X
fbem-13	26	2	6	6	NUM
fbem-13	26	3	]	]	PUNCT
fbem-13	26	4	.	.	PUNCT
fbem-13	27	1	proposed	propose	VERB
fbem-13	27	2	another	another	DET
fbem-13	27	3	trust	trust	NOUN
fbem-13	27	4	-	-	PUNCT
fbem-13	27	5	based	base	VERB
fbem-13	27	6	recommendation	recommendation	NOUN
fbem-13	27	7	algorithm	algorithm	NOUN
fbem-13	27	8	rste	rste	NOUN
fbem-13	27	9	,	,	PUNCT
fbem-13	27	10	which	which	PRON
fbem-13	27	11	have	have	AUX
fbem-13	27	12	construct	construct	VERB
fbem-13	27	13	a	a	DET
fbem-13	27	14	trust	trust	NOUN
fbem-13	27	15	relationship	relationship	NOUN
fbem-13	27	16	to	to	PART
fbem-13	27	17	rerepresent	rerepresent	VERB
fbem-13	27	18	the	the	DET
fbem-13	27	19	user	user	NOUN
fbem-13	27	20	feature	feature	NOUN
fbem-13	27	21	vector	vector	NOUN
fbem-13	27	22	.	.	PUNCT
fbem-13	28	1	what	what	PRON
fbem-13	28	2	these	these	DET
fbem-13	28	3	two	two	NUM
fbem-13	28	4	models	model	NOUN
fbem-13	28	5	have	have	AUX
fbem-13	28	6	in	in	ADP
fbem-13	28	7	common	common	ADJ
fbem-13	28	8	is	be	AUX
fbem-13	28	9	that	that	SCONJ
fbem-13	28	10	they	they	PRON
fbem-13	28	11	combine	combine	VERB
fbem-13	28	12	social	social	ADJ
fbem-13	28	13	relationships	relationship	NOUN
fbem-13	28	14	to	to	PART
fbem-13	28	15	modify	modify	VERB
fbem-13	28	16	the	the	DET
fbem-13	28	17	objective	objective	ADJ
fbem-13	28	18	function	function	NOUN
fbem-13	28	19	to	to	PART
fbem-13	28	20	better	well	ADV
fbem-13	28	21	learn	learn	VERB
fbem-13	28	22	user	user	NOUN
fbem-13	28	23	characteristics	characteristic	NOUN
fbem-13	28	24	.	.	PUNCT
fbem-13	29	1	after	after	ADP
fbem-13	29	2	that	that	PRON
fbem-13	29	3	,	,	PUNCT
fbem-13	29	4	socialmf	socialmf	X
fbem-13	29	5	[	[	X
fbem-13	29	6	11	11	NUM
fbem-13	29	7	]	]	PUNCT
fbem-13	29	8	makes	make	VERB
fbem-13	29	9	up	up	ADP
fbem-13	29	10	for	for	ADP
fbem-13	29	11	the	the	DET
fbem-13	29	12	shortcomings	shortcoming	NOUN
fbem-13	29	13	of	of	ADP
fbem-13	29	14	rste	rste	NOUN
fbem-13	29	15	;	;	PUNCT
fbem-13	29	16	guo	guo	PROPN
fbem-13	29	17	lei	lei	PROPN
fbem-13	29	18	,	,	PUNCT
fbem-13	29	19	ma	ma	PROPN
fbem-13	29	20	jun	jun	PROPN
fbem-13	29	21	and	and	CCONJ
fbem-13	29	22	others	other	NOUN
fbem-13	30	1	[	[	X
fbem-13	30	2	2	2	NUM
fbem-13	30	3	]	]	PUNCT
fbem-13	30	4	proposed	propose	VERB
fbem-13	30	5	the	the	DET
fbem-13	30	6	strengthmf	strengthmf	NOUN
fbem-13	30	7	and	and	CCONJ
fbem-13	30	8	influencemf	influencemf	NOUN
fbem-13	30	9	algorithms	algorithm	NOUN
fbem-13	30	10	.	.	PUNCT
fbem-13	31	1	although	although	SCONJ
fbem-13	31	2	these	these	DET
fbem-13	31	3	algorithms	algorithm	NOUN
fbem-13	31	4	consider	consider	VERB
fbem-13	31	5	the	the	DET
fbem-13	31	6	trust	trust	NOUN
fbem-13	31	7	relationship	relationship	NOUN
fbem-13	31	8	and	and	CCONJ
fbem-13	31	9	interest	interest	NOUN
fbem-13	31	10	preferences	preference	NOUN
fbem-13	31	11	of	of	ADP
fbem-13	31	12	users	user	NOUN
fbem-13	31	13	through	through	ADP
fbem-13	31	14	a	a	DET
fbem-13	31	15	shared	share	VERB
fbem-13	31	16	feature	feature	NOUN
fbem-13	31	17	space	space	NOUN
fbem-13	31	18	,	,	PUNCT
fbem-13	31	19	the	the	DET
fbem-13	31	20	entire	entire	ADJ
fbem-13	31	21	calculation	calculation	NOUN
fbem-13	31	22	process	process	NOUN
fbem-13	31	23	only	only	ADV
fbem-13	31	24	uses	use	VERB
fbem-13	31	25	rating	rating	NOUN
fbem-13	31	26	information	information	NOUN
fbem-13	31	27	.	.	PUNCT
fbem-13	32	1	at	at	ADP
fbem-13	32	2	present	present	ADJ
fbem-13	32	3	,	,	PUNCT
fbem-13	32	4	trust	trust	NOUN
fbem-13	32	5	relationship	relationship	NOUN
fbem-13	32	6	has	have	AUX
fbem-13	32	7	not	not	PART
fbem-13	32	8	been	be	AUX
fbem-13	32	9	really	really	ADV
fbem-13	32	10	exploited	exploit	VERB
fbem-13	32	11	and	and	CCONJ
fbem-13	32	12	utilized	utilize	VERB
fbem-13	32	13	.	.	PUNCT
fbem-13	33	1	in	in	ADP
fbem-13	33	2	short	short	ADJ
fbem-13	33	3	,	,	PUNCT
fbem-13	33	4	for	for	ADP
fbem-13	33	5	the	the	DET
fbem-13	33	6	recommendation	recommendation	NOUN
fbem-13	33	7	of	of	ADP
fbem-13	33	8	trust	trust	NOUN
fbem-13	33	9	in	in	ADP
fbem-13	33	10	a	a	DET
fbem-13	33	11	big	big	ADJ
fbem-13	33	12	data	datum	NOUN
fbem-13	33	13	environment	environment	NOUN
fbem-13	33	14	,	,	PUNCT
fbem-13	33	15	it	it	PRON
fbem-13	33	16	is	be	AUX
fbem-13	33	17	not	not	PART
fbem-13	33	18	fully	fully	ADV
fbem-13	33	19	utilized	utilize	VERB
fbem-13	33	20	for	for	ADP
fbem-13	33	21	the	the	DET
fbem-13	33	22	trust	trust	NOUN
fbem-13	33	23	relationship	relationship	NOUN
fbem-13	33	24	,	,	PUNCT
fbem-13	33	25	and	and	CCONJ
fbem-13	33	26	the	the	DET
fbem-13	33	27	prediction	prediction	NOUN
fbem-13	33	28	accuracy	accuracy	NOUN
fbem-13	33	29	still	still	ADV
fbem-13	33	30	needs	need	VERB
fbem-13	33	31	to	to	PART
fbem-13	33	32	be	be	AUX
fbem-13	33	33	improved	improve	VERB
fbem-13	33	34	.	.	PUNCT
fbem-13	34	1	therefore	therefore	ADV
fbem-13	34	2	,	,	PUNCT
fbem-13	34	3	we	we	PRON
fbem-13	34	4	proposed	propose	VERB
fbem-13	34	5	a	a	DET
fbem-13	34	6	new	new	ADJ
fbem-13	34	7	trust	trust	NOUN
fbem-13	34	8	-	-	PUNCT
fbem-13	34	9	based	base	VERB
fbem-13	34	10	recommended	recommend	VERB
fbem-13	34	11	model	model	NOUN
fbem-13	34	12	tr	tr	NOUN
fbem-13	34	13	-	-	NOUN
fbem-13	34	14	pmf	pmf	NOUN
fbem-13	34	15	to	to	PART
fbem-13	34	16	integrate	integrate	VERB
fbem-13	34	17	scoring	scoring	NOUN
fbem-13	34	18	information	information	NOUN
fbem-13	34	19	and	and	CCONJ
fbem-13	34	20	trust	trust	NOUN
fbem-13	34	21	relationship	relationship	NOUN
fbem-13	34	22	.	.	PUNCT
fbem-13	35	1	the	the	DET
fbem-13	35	2	main	main	ADJ
fbem-13	35	3	contributions	contribution	NOUN
fbem-13	35	4	are	be	AUX
fbem-13	35	5	as	as	SCONJ
fbem-13	35	6	follows	follow	VERB
fbem-13	35	7	:	:	PUNCT
fbem-13	35	8	we	we	PRON
fbem-13	35	9	introduce	introduce	VERB
fbem-13	35	10	the	the	DET
fbem-13	35	11	trust	trust	NOUN
fbem-13	35	12	relationship	relationship	NOUN
fbem-13	35	13	of	of	ADP
fbem-13	35	14	the	the	DET
fbem-13	35	15	social	social	ADJ
fbem-13	35	16	network	network	NOUN
fbem-13	35	17	in	in	ADP
fbem-13	35	18	reality	reality	NOUN
fbem-13	35	19	into	into	ADP
fbem-13	35	20	the	the	DET
fbem-13	35	21	recommendation	recommendation	NOUN
fbem-13	35	22	system	system	NOUN
fbem-13	35	23	,	,	PUNCT
fbem-13	35	24	comprehensively	comprehensively	ADV
fbem-13	35	25	consider	consider	VERB
fbem-13	35	26	the	the	DET
fbem-13	35	27	global	global	ADJ
fbem-13	35	28	trust	trust	PROPN
fbem-13	35	29	and	and	CCONJ
fbem-13	35	30	local	local	ADJ
fbem-13	35	31	trust	trust	NOUN
fbem-13	35	32	in	in	ADP
fbem-13	35	33	conjunction	conjunction	NOUN
fbem-13	35	34	with	with	ADP
fbem-13	35	35	the	the	DET
fbem-13	35	36	graph	graph	NOUN
fbem-13	35	37	,	,	PUNCT
fbem-13	35	38	and	and	CCONJ
fbem-13	35	39	use	use	VERB
fbem-13	35	40	the	the	DET
fbem-13	35	41	propagation	propagation	NOUN
fbem-13	35	42	characteristics	characteristic	NOUN
fbem-13	35	43	of	of	ADP
fbem-13	35	44	trust	trust	NOUN
fbem-13	35	45	to	to	PART
fbem-13	35	46	model	model	VERB
fbem-13	35	47	the	the	DET
fbem-13	35	48	relationship	relationship	NOUN
fbem-13	35	49	.	.	PUNCT
fbem-13	36	1	based	base	VERB
fbem-13	36	2	on	on	ADP
fbem-13	36	3	the	the	DET
fbem-13	36	4	user	user	NOUN
fbem-13	36	5	’s	’s	PART
fbem-13	36	6	rating	rating	NOUN
fbem-13	36	7	data	datum	NOUN
fbem-13	36	8	,	,	PUNCT
fbem-13	36	9	we	we	PRON
fbem-13	36	10	model	model	VERB
fbem-13	36	11	the	the	DET
fbem-13	36	12	rating	rating	NOUN
fbem-13	36	13	trust	trust	NOUN
fbem-13	36	14	relationship	relationship	NOUN
fbem-13	36	15	and	and	CCONJ
fbem-13	36	16	calculate	calculate	VERB
fbem-13	36	17	the	the	DET
fbem-13	36	18	rating	rating	NOUN
fbem-13	36	19	trust	trust	NOUN
fbem-13	36	20	for	for	ADP
fbem-13	36	21	each	each	DET
fbem-13	36	22	user	user	NOUN
fbem-13	36	23	.	.	PUNCT
fbem-13	37	1	including	include	VERB
fbem-13	37	2	local	local	ADJ
fbem-13	37	3	rating	rating	NOUN
fbem-13	37	4	trust	trust	NOUN
fbem-13	37	5	and	and	CCONJ
fbem-13	37	6	global	global	ADJ
fbem-13	37	7	rating	rating	NOUN
fbem-13	37	8	trust	trust	NOUN
fbem-13	37	9	.	.	PUNCT
fbem-13	38	1	we	we	PRON
fbem-13	38	2	merge	merge	VERB
fbem-13	38	3	user	user	NOUN
fbem-13	38	4	trust	trust	NOUN
fbem-13	38	5	relationship	relationship	NOUN
fbem-13	38	6	and	and	CCONJ
fbem-13	38	7	rating	rating	NOUN
fbem-13	38	8	trust	trust	NOUN
fbem-13	38	9	relationship	relationship	NOUN
fbem-13	38	10	using	use	VERB
fbem-13	38	11	adaptive	adaptive	ADJ
fbem-13	38	12	weights	weight	NOUN
fbem-13	38	13	to	to	PART
fbem-13	38	14	form	form	VERB
fbem-13	38	15	a	a	DET
fbem-13	38	16	comprehensive	comprehensive	ADJ
fbem-13	38	17	trust	trust	NOUN
fbem-13	38	18	relationship	relationship	NOUN
fbem-13	38	19	.	.	PUNCT
fbem-13	39	1	this	this	PRON
fbem-13	39	2	also	also	ADV
fbem-13	39	3	alleviates	alleviate	VERB
fbem-13	39	4	the	the	DET
fbem-13	39	5	inaccurate	inaccurate	ADJ
fbem-13	39	6	recommendation	recommendation	NOUN
fbem-13	39	7	caused	cause	VERB
fbem-13	39	8	by	by	ADP
fbem-13	39	9	the	the	DET
fbem-13	39	10	sparse	sparse	ADJ
fbem-13	39	11	trust	trust	NOUN
fbem-13	39	12	data	datum	NOUN
fbem-13	39	13	and	and	CCONJ
fbem-13	39	14	enhances	enhance	VERB
fbem-13	39	15	the	the	DET
fbem-13	39	16	credibility	credibility	NOUN
fbem-13	39	17	and	and	CCONJ
fbem-13	39	18	accuracy	accuracy	NOUN
fbem-13	39	19	of	of	ADP
fbem-13	39	20	the	the	DET
fbem-13	39	21	recommendation	recommendation	NOUN
fbem-13	39	22	.	.	PUNCT
fbem-13	40	1	in	in	ADP
fbem-13	40	2	order	order	NOUN
fbem-13	40	3	to	to	PART
fbem-13	40	4	improve	improve	VERB
fbem-13	40	5	the	the	DET
fbem-13	40	6	accuracy	accuracy	NOUN
fbem-13	40	7	of	of	ADP
fbem-13	40	8	user	user	NOUN
fbem-13	40	9	rating	rating	NOUN
fbem-13	40	10	prediction	prediction	NOUN
fbem-13	40	11	,	,	PUNCT
fbem-13	40	12	we	we	PRON
fbem-13	40	13	integrate	integrate	VERB
fbem-13	40	14	the	the	DET
fbem-13	40	15	trust	trust	NOUN
fbem-13	40	16	relationship	relationship	NOUN
fbem-13	40	17	and	and	CCONJ
fbem-13	40	18	rating	rating	NOUN
fbem-13	40	19	information	information	NOUN
fbem-13	40	20	into	into	ADP
fbem-13	40	21	the	the	DET
fbem-13	40	22	probabilistic	probabilistic	ADJ
fbem-13	40	23	matrix	matrix	NOUN
fbem-13	40	24	factorization	factorization	NOUN
fbem-13	40	25	model	model	NOUN
fbem-13	40	26	,	,	PUNCT
fbem-13	40	27	and	and	CCONJ
fbem-13	40	28	learn	learn	VERB
fbem-13	40	29	the	the	DET
fbem-13	40	30	potential	potential	ADJ
fbem-13	40	31	characteristics	characteristic	NOUN
fbem-13	40	32	of	of	ADP
fbem-13	40	33	users	user	NOUN
fbem-13	40	34	through	through	ADP
fbem-13	40	35	iteration	iteration	NOUN
fbem-13	40	36	.	.	PUNCT
fbem-13	41	1	2	2	X
fbem-13	41	2	.	.	NUM
fbem-13	41	3	related	relate	VERB
fbem-13	41	4	work	work	NOUN
fbem-13	41	5	yuan	yuan	NOUN
fbem-13	41	6	et	et	NOUN
fbem-13	41	7	al	al	PROPN
fbem-13	42	1	[	[	X
fbem-13	42	2	15	15	NUM
fbem-13	42	3	]	]	PUNCT
fbem-13	42	4	.	.	PUNCT
fbem-13	43	1	it	it	PRON
fbem-13	43	2	is	be	AUX
fbem-13	43	3	found	find	VERB
fbem-13	43	4	that	that	SCONJ
fbem-13	43	5	the	the	DET
fbem-13	43	6	trust	trust	NOUN
fbem-13	43	7	network	network	NOUN
fbem-13	43	8	is	be	AUX
fbem-13	43	9	a	a	DET
fbem-13	43	10	small	small	ADJ
fbem-13	43	11	world	world	NOUN
fbem-13	43	12	network	network	NOUN
fbem-13	43	13	in	in	ADP
fbem-13	43	14	which	which	PRON
fbem-13	43	15	two	two	NUM
fbem-13	43	16	random	random	ADJ
fbem-13	43	17	users	user	NOUN
fbem-13	43	18	can	can	AUX
fbem-13	43	19	connect	connect	VERB
fbem-13	43	20	in	in	ADP
fbem-13	43	21	a	a	DET
fbem-13	43	22	short	short	ADJ
fbem-13	43	23	distance	distance	NOUN
fbem-13	43	24	,	,	PUNCT
fbem-13	43	25	which	which	PRON
fbem-13	43	26	fully	fully	ADV
fbem-13	43	27	shows	show	VERB
fbem-13	43	28	the	the	DET
fbem-13	43	29	role	role	NOUN
fbem-13	43	30	of	of	ADP
fbem-13	43	31	trust	trust	NOUN
fbem-13	43	32	relationship	relationship	NOUN
fbem-13	43	33	in	in	ADP
fbem-13	43	34	the	the	DET
fbem-13	43	35	recommendation	recommendation	NOUN
fbem-13	43	36	system	system	NOUN
fbem-13	43	37	.	.	PUNCT
fbem-13	44	1	research	research	NOUN
fbem-13	44	2	shows	show	VERB
fbem-13	44	3	that	that	SCONJ
fbem-13	44	4	the	the	DET
fbem-13	44	5	fusion	fusion	NOUN
fbem-13	44	6	of	of	ADP
fbem-13	44	7	user	user	NOUN
fbem-13	44	8	trust	trust	NOUN
fbem-13	44	9	information	information	NOUN
fbem-13	44	10	can	can	AUX
fbem-13	44	11	improve	improve	VERB
fbem-13	44	12	the	the	DET
fbem-13	44	13	performance	performance	NOUN
fbem-13	44	14	of	of	ADP
fbem-13	44	15	recommendation	recommendation	NOUN
fbem-13	44	16	[	[	X
fbem-13	44	17	14	14	NUM
fbem-13	44	18	]	]	PUNCT
fbem-13	44	19	.	.	PUNCT
fbem-13	45	1	there	there	PRON
fbem-13	45	2	are	be	VERB
fbem-13	45	3	two	two	NUM
fbem-13	45	4	main	main	ADJ
fbem-13	45	5	tasks	task	NOUN
fbem-13	45	6	in	in	ADP
fbem-13	45	7	the	the	DET
fbem-13	45	8	recommender	recommender	NOUN
fbem-13	45	9	system	system	NOUN
fbem-13	45	10	:	:	PUNCT
fbem-13	45	11	item	item	NOUN
fbem-13	45	12	recommendation	recommendation	NOUN
fbem-13	45	13	and	and	CCONJ
fbem-13	45	14	rating	rate	VERB
fbem-13	45	15	2	2	NUM
fbem-13	45	16	prediction	prediction	NOUN
fbem-13	45	17	.	.	PUNCT
fbem-13	46	1	most	most	ADJ
fbem-13	46	2	algorithms	algorithm	NOUN
fbem-13	46	3	are	be	AUX
fbem-13	46	4	designed	design	VERB
fbem-13	46	5	for	for	ADP
fbem-13	46	6	one	one	NUM
fbem-13	46	7	of	of	ADP
fbem-13	46	8	the	the	DET
fbem-13	46	9	recommendation	recommendation	NOUN
fbem-13	46	10	tasks	task	NOUN
fbem-13	46	11	,	,	PUNCT
fbem-13	46	12	and	and	CCONJ
fbem-13	46	13	our	our	PRON
fbem-13	46	14	work	work	NOUN
fbem-13	46	15	focuses	focus	VERB
fbem-13	46	16	on	on	ADP
fbem-13	46	17	the	the	DET
fbem-13	46	18	rating	rating	NOUN
fbem-13	46	19	prediction	prediction	NOUN
fbem-13	46	20	task	task	NOUN
fbem-13	46	21	.	.	PUNCT
fbem-13	47	1	ma	ma	PROPN
fbem-13	47	2	et	et	PROPN
fbem-13	47	3	al	al	PROPN
fbem-13	48	1	[	[	X
fbem-13	48	2	8	8	NUM
fbem-13	48	3	]	]	X
fbem-13	48	4	[	[	X
fbem-13	48	5	9	9	NUM
fbem-13	48	6	]	]	PUNCT
fbem-13	48	7	,	,	PUNCT
fbem-13	48	8	developed	develop	VERB
fbem-13	48	9	several	several	ADJ
fbem-13	48	10	approaches	approach	NOUN
fbem-13	48	11	by	by	ADP
fbem-13	48	12	adding	add	VERB
fbem-13	48	13	different	different	ADJ
fbem-13	48	14	trust	trust	NOUN
fbem-13	48	15	regularization	regularization	NOUN
fbem-13	48	16	terms	term	NOUN
fbem-13	48	17	to	to	ADP
fbem-13	48	18	a	a	DET
fbem-13	48	19	matrix	matrix	NOUN
fbem-13	48	20	factorization	factorization	NOUN
fbem-13	48	21	model	model	NOUN
fbem-13	48	22	.	.	PUNCT
fbem-13	49	1	they	they	PRON
fbem-13	49	2	first	first	ADV
fbem-13	49	3	proposed	propose	VERB
fbem-13	49	4	a	a	DET
fbem-13	49	5	social	social	ADJ
fbem-13	49	6	regularization	regularization	NOUN
fbem-13	49	7	method	method	NOUN
fbem-13	49	8	named	name	VERB
fbem-13	49	9	sorec	sorec	NOUN
fbem-13	49	10	,	,	PUNCT
fbem-13	49	11	by	by	ADP
fbem-13	49	12	considering	consider	VERB
fbem-13	49	13	the	the	DET
fbem-13	49	14	constraint	constraint	NOUN
fbem-13	49	15	of	of	ADP
fbem-13	49	16	social	social	ADJ
fbem-13	49	17	relationships	relationship	NOUN
fbem-13	49	18	.	.	PUNCT
fbem-13	50	1	it	it	PRON
fbem-13	50	2	uses	use	VERB
fbem-13	50	3	an	an	DET
fbem-13	50	4	algorithm	algorithm	NOUN
fbem-13	50	5	model	model	NOUN
fbem-13	50	6	based	base	VERB
fbem-13	50	7	on	on	ADP
fbem-13	50	8	matrix	matrix	NOUN
fbem-13	50	9	decomposition	decomposition	NOUN
fbem-13	50	10	and	and	CCONJ
fbem-13	50	11	shared	share	VERB
fbem-13	50	12	representation	representation	NOUN
fbem-13	50	13	of	of	ADP
fbem-13	50	14	user	user	NOUN
fbem-13	50	15	characteristic	characteristic	ADJ
fbem-13	50	16	matrix	matrix	NOUN
fbem-13	50	17	.	.	PUNCT
fbem-13	51	1	the	the	DET
fbem-13	51	2	sorec	sorec	NOUN
fbem-13	51	3	model	model	NOUN
fbem-13	51	4	has	have	AUX
fbem-13	51	5	given	give	VERB
fbem-13	51	6	great	great	ADJ
fbem-13	51	7	inspiration	inspiration	NOUN
fbem-13	51	8	to	to	ADP
fbem-13	51	9	scholars	scholar	NOUN
fbem-13	51	10	’	'	PUNCT
fbem-13	51	11	research	research	NOUN
fbem-13	51	12	on	on	ADP
fbem-13	51	13	social	social	ADJ
fbem-13	51	14	recommendation	recommendation	NOUN
fbem-13	51	15	.	.	PUNCT
fbem-13	52	1	many	many	ADJ
fbem-13	52	2	models	model	NOUN
fbem-13	52	3	are	be	AUX
fbem-13	52	4	based	base	VERB
fbem-13	52	5	on	on	ADP
fbem-13	52	6	improvements	improvement	NOUN
fbem-13	52	7	on	on	ADP
fbem-13	52	8	this	this	PRON
fbem-13	52	9	.	.	PUNCT
fbem-13	53	1	ma	ma	PROPN
fbem-13	53	2	et	et	PROPN
fbem-13	53	3	al	al	PROPN
fbem-13	54	1	[	[	X
fbem-13	54	2	12	12	NUM
fbem-13	54	3	]	]	PUNCT
fbem-13	54	4	.	.	PUNCT
fbem-13	55	1	then	then	ADV
fbem-13	55	2	proposed	propose	VERB
fbem-13	55	3	a	a	DET
fbem-13	55	4	social	social	ADJ
fbem-13	55	5	trust	trust	NOUN
fbem-13	55	6	ensemble	ensemble	ADJ
fbem-13	55	7	method	method	NOUN
fbem-13	55	8	rste	rste	NOUN
fbem-13	55	9	,	,	PUNCT
fbem-13	55	10	the	the	DET
fbem-13	55	11	model	model	NOUN
fbem-13	55	12	not	not	PART
fbem-13	55	13	only	only	ADV
fbem-13	55	14	effectively	effectively	ADV
fbem-13	55	15	considers	consider	VERB
fbem-13	55	16	the	the	DET
fbem-13	55	17	user	user	NOUN
fbem-13	55	18	’s	’s	PART
fbem-13	55	19	preference	preference	NOUN
fbem-13	55	20	information	information	NOUN
fbem-13	55	21	,	,	PUNCT
fbem-13	55	22	but	but	CCONJ
fbem-13	55	23	also	also	ADV
fbem-13	55	24	takes	take	VERB
fbem-13	55	25	into	into	ADP
fbem-13	55	26	account	account	NOUN
fbem-13	55	27	the	the	DET
fbem-13	55	28	influence	influence	NOUN
fbem-13	55	29	of	of	ADP
fbem-13	55	30	the	the	DET
fbem-13	55	31	preferences	preference	NOUN
fbem-13	55	32	of	of	ADP
fbem-13	55	33	his	his	PRON
fbem-13	55	34	trusted	trust	VERB
fbem-13	55	35	friends	friend	NOUN
fbem-13	55	36	when	when	SCONJ
fbem-13	55	37	predicting	predict	VERB
fbem-13	55	38	and	and	CCONJ
fbem-13	55	39	scoring	score	VERB
fbem-13	55	40	the	the	DET
fbem-13	55	41	data	datum	NOUN
fbem-13	55	42	.	.	PUNCT
fbem-13	56	1	the	the	DET
fbem-13	56	2	authors	author	NOUN
fbem-13	56	3	[	[	X
fbem-13	56	4	10	10	NUM
fbem-13	56	5	]	]	PUNCT
fbem-13	56	6	further	far	ADV
fbem-13	56	7	proposed	propose	VERB
fbem-13	56	8	a	a	DET
fbem-13	56	9	new	new	ADJ
fbem-13	56	10	matrix	matrix	NOUN
fbem-13	56	11	factorization	factorization	NOUN
fbem-13	56	12	model	model	NOUN
fbem-13	56	13	soreg	soreg	NOUN
fbem-13	56	14	.	.	PUNCT
fbem-13	57	1	the	the	DET
fbem-13	57	2	soreg	soreg	NOUN
fbem-13	57	3	model	model	NOUN
fbem-13	57	4	[	[	X
fbem-13	57	5	1	1	NUM
fbem-13	57	6	]	]	PUNCT
fbem-13	57	7	first	first	ADV
fbem-13	57	8	proposed	propose	VERB
fbem-13	57	9	the	the	DET
fbem-13	57	10	difference	difference	NOUN
fbem-13	57	11	between	between	ADP
fbem-13	57	12	friend	friend	NOUN
fbem-13	57	13	relationship	relationship	NOUN
fbem-13	57	14	and	and	CCONJ
fbem-13	57	15	trust	trust	NOUN
fbem-13	57	16	relationship	relationship	NOUN
fbem-13	57	17	.	.	PUNCT
fbem-13	58	1	the	the	DET
fbem-13	58	2	model	model	NOUN
fbem-13	58	3	believes	believe	VERB
fbem-13	58	4	that	that	SCONJ
fbem-13	58	5	the	the	DET
fbem-13	58	6	relationship	relationship	NOUN
fbem-13	58	7	between	between	ADP
fbem-13	58	8	friends	friend	NOUN
fbem-13	58	9	should	should	AUX
fbem-13	58	10	be	be	AUX
fbem-13	58	11	more	more	ADV
fbem-13	58	12	dependent	dependent	ADJ
fbem-13	58	13	on	on	ADP
fbem-13	58	14	the	the	DET
fbem-13	58	15	social	social	ADJ
fbem-13	58	16	relationship	relationship	NOUN
fbem-13	58	17	of	of	ADP
fbem-13	58	18	users	user	NOUN
fbem-13	58	19	in	in	ADP
fbem-13	58	20	the	the	DET
fbem-13	58	21	real	real	ADJ
fbem-13	58	22	world	world	NOUN
fbem-13	58	23	,	,	PUNCT
fbem-13	58	24	and	and	CCONJ
fbem-13	58	25	the	the	DET
fbem-13	58	26	trust	trust	NOUN
fbem-13	58	27	relationship	relationship	NOUN
fbem-13	58	28	between	between	ADP
fbem-13	58	29	them	they	PRON
fbem-13	58	30	should	should	AUX
fbem-13	58	31	be	be	AUX
fbem-13	58	32	more	more	ADJ
fbem-13	58	33	depends	depend	VERB
fbem-13	58	34	on	on	ADP
fbem-13	58	35	similar	similar	ADJ
fbem-13	58	36	preferences	preference	NOUN
fbem-13	58	37	among	among	ADP
fbem-13	58	38	users	user	NOUN
fbem-13	58	39	for	for	ADP
fbem-13	58	40	the	the	DET
fbem-13	58	41	project	project	NOUN
fbem-13	58	42	.	.	PUNCT
fbem-13	59	1	although	although	SCONJ
fbem-13	59	2	the	the	DET
fbem-13	59	3	rste	rste	NOUN
fbem-13	59	4	model	model	NOUN
fbem-13	59	5	effectively	effectively	ADV
fbem-13	59	6	uses	use	VERB
fbem-13	59	7	social	social	ADJ
fbem-13	59	8	trust	trust	NOUN
fbem-13	59	9	as	as	ADP
fbem-13	59	10	auxiliary	auxiliary	ADJ
fbem-13	59	11	information	information	NOUN
fbem-13	59	12	for	for	ADP
fbem-13	59	13	recommendation	recommendation	NOUN
fbem-13	59	14	.	.	PUNCT
fbem-13	60	1	the	the	DET
fbem-13	60	2	influence	influence	NOUN
fbem-13	60	3	of	of	ADP
fbem-13	60	4	friend	friend	NOUN
fbem-13	60	5	preference	preference	NOUN
fbem-13	60	6	on	on	ADP
fbem-13	60	7	the	the	DET
fbem-13	60	8	final	final	ADJ
fbem-13	60	9	prediction	prediction	NOUN
fbem-13	60	10	score	score	NOUN
fbem-13	60	11	is	be	AUX
fbem-13	60	12	also	also	ADV
fbem-13	60	13	considered	consider	VERB
fbem-13	60	14	.	.	PUNCT
fbem-13	61	1	however	however	ADV
fbem-13	61	2	,	,	PUNCT
fbem-13	61	3	this	this	DET
fbem-13	61	4	model	model	NOUN
fbem-13	61	5	does	do	AUX
fbem-13	61	6	not	not	PART
fbem-13	61	7	consider	consider	VERB
fbem-13	61	8	the	the	DET
fbem-13	61	9	spread	spread	NOUN
fbem-13	61	10	of	of	ADP
fbem-13	61	11	preference	preference	NOUN
fbem-13	61	12	information	information	NOUN
fbem-13	61	13	among	among	ADP
fbem-13	61	14	social	social	ADJ
fbem-13	61	15	networks	network	NOUN
fbem-13	61	16	.	.	PUNCT
fbem-13	62	1	a	a	DET
fbem-13	62	2	stateofthe	stateofthe	ADJ
fbem-13	62	3	-	-	PUNCT
fbem-13	62	4	art	art	NOUN
fbem-13	62	5	approach	approach	NOUN
fbem-13	62	6	,	,	PUNCT
fbem-13	62	7	socialmf	socialmf	NOUN
fbem-13	62	8	,	,	PUNCT
fbem-13	62	9	is	be	AUX
fbem-13	62	10	proposed	propose	VERB
fbem-13	62	11	by	by	ADP
fbem-13	62	12	jamali	jamali	PROPN
fbem-13	62	13	and	and	CCONJ
fbem-13	62	14	ester	ester	NOUN
fbem-13	62	15	[	[	X
fbem-13	62	16	3	3	NUM
fbem-13	62	17	]	]	PUNCT
fbem-13	62	18	.	.	PUNCT
fbem-13	63	1	the	the	DET
fbem-13	63	2	author	author	NOUN
fbem-13	63	3	believes	believe	VERB
fbem-13	63	4	that	that	SCONJ
fbem-13	63	5	the	the	DET
fbem-13	63	6	user	user	NOUN
fbem-13	63	7	’s	’s	PART
fbem-13	63	8	personal	personal	ADJ
fbem-13	63	9	preferences	preference	NOUN
fbem-13	63	10	are	be	AUX
fbem-13	63	11	largely	largely	ADV
fbem-13	63	12	similar	similar	ADJ
fbem-13	63	13	to	to	ADP
fbem-13	63	14	the	the	DET
fbem-13	63	15	preferences	preference	NOUN
fbem-13	63	16	of	of	ADP
fbem-13	63	17	his	his	PRON
fbem-13	63	18	trusted	trust	VERB
fbem-13	63	19	friends	friend	NOUN
fbem-13	63	20	.	.	PUNCT
fbem-13	64	1	based	base	VERB
fbem-13	64	2	on	on	ADP
fbem-13	64	3	this	this	DET
fbem-13	64	4	concept	concept	NOUN
fbem-13	64	5	,	,	PUNCT
fbem-13	64	6	the	the	DET
fbem-13	64	7	user	user	NOUN
fbem-13	64	8	feature	feature	NOUN
fbem-13	64	9	vector	vector	NOUN
fbem-13	64	10	is	be	AUX
fbem-13	64	11	represented	represent	VERB
fbem-13	64	12	by	by	ADP
fbem-13	64	13	the	the	DET
fbem-13	64	14	weighted	weighted	ADJ
fbem-13	64	15	average	average	NOUN
fbem-13	64	16	of	of	ADP
fbem-13	64	17	the	the	DET
fbem-13	64	18	potential	potential	ADJ
fbem-13	64	19	vectors	vector	NOUN
fbem-13	64	20	of	of	ADP
fbem-13	64	21	histrusted	histruste	VERB
fbem-13	64	22	friends	friend	NOUN
fbem-13	64	23	.	.	PUNCT
fbem-13	65	1	more	more	ADV
fbem-13	65	2	recently	recently	ADV
fbem-13	65	3	,	,	PUNCT
fbem-13	65	4	yang	yang	PROPN
fbem-13	65	5	,	,	PUNCT
fbem-13	65	6	et	et	PROPN
fbem-13	65	7	.	.	PUNCT
fbem-13	66	1	al	al	PROPN
fbem-13	66	2	.	.	PUNCT
fbem-13	67	1	[	[	X
fbem-13	67	2	8	8	NUM
fbem-13	67	3	]	]	X
fbem-13	67	4	propose	propose	VERB
fbem-13	67	5	a	a	DET
fbem-13	67	6	method	method	NOUN
fbem-13	67	7	trustmf	trustmf	NOUN
fbem-13	67	8	.	.	PUNCT
fbem-13	68	1	the	the	DET
fbem-13	68	2	algorithm	algorithm	NOUN
fbem-13	68	3	fully	fully	ADV
fbem-13	68	4	considers	consider	VERB
fbem-13	68	5	the	the	DET
fbem-13	68	6	directionality	directionality	NOUN
fbem-13	68	7	of	of	ADP
fbem-13	68	8	the	the	DET
fbem-13	68	9	trust	trust	NOUN
fbem-13	68	10	relationship	relationship	NOUN
fbem-13	68	11	.	.	PUNCT
fbem-13	69	1	the	the	DET
fbem-13	69	2	core	core	ADJ
fbem-13	69	3	idea	idea	NOUN
fbem-13	69	4	of	of	ADP
fbem-13	69	5	the	the	DET
fbem-13	69	6	algorithm	algorithm	NOUN
fbem-13	69	7	is	be	AUX
fbem-13	69	8	to	to	PART
fbem-13	69	9	represent	represent	VERB
fbem-13	69	10	each	each	DET
fbem-13	69	11	user	user	NOUN
fbem-13	69	12	in	in	ADP
fbem-13	69	13	the	the	DET
fbem-13	69	14	system	system	NOUN
fbem-13	69	15	with	with	ADP
fbem-13	69	16	two	two	NUM
fbem-13	69	17	different	different	ADJ
fbem-13	69	18	feature	feature	NOUN
fbem-13	69	19	vectors	vector	NOUN
fbem-13	69	20	.	.	PUNCT
fbem-13	70	1	one	one	NUM
fbem-13	70	2	of	of	ADP
fbem-13	70	3	the	the	DET
fbem-13	70	4	feature	feature	NOUN
fbem-13	70	5	vectors	vector	NOUN
fbem-13	70	6	is	be	AUX
fbem-13	70	7	called	call	VERB
fbem-13	70	8	the	the	DET
fbem-13	70	9	trust	trust	NOUN
fbem-13	70	10	feature	feature	NOUN
fbem-13	70	11	vector	vector	NOUN
fbem-13	70	12	bi	bi	NOUN
fbem-13	70	13	,	,	PUNCT
fbem-13	70	14	and	and	CCONJ
fbem-13	70	15	the	the	DET
fbem-13	70	16	other	other	ADJ
fbem-13	70	17	is	be	AUX
fbem-13	70	18	called	call	VERB
fbem-13	70	19	the	the	DET
fbem-13	70	20	trusted	trust	VERB
fbem-13	70	21	feature	feature	NOUN
fbem-13	70	22	vector	vector	NOUN
fbem-13	70	23	wi	wi	PROPN
fbem-13	70	24	.	.	PUNCT
fbem-13	71	1	the	the	DET
fbem-13	71	2	trustsvd	trustsvd	PROPN
fbem-13	71	3	model	model	NOUN
fbem-13	71	4	[	[	X
fbem-13	71	5	26	26	NUM
fbem-13	71	6	]	]	PUNCT
fbem-13	71	7	was	be	AUX
fbem-13	71	8	proposed	propose	VERB
fbem-13	71	9	by	by	ADP
fbem-13	71	10	guo	guo	PROPN
fbem-13	71	11	et	et	PROPN
fbem-13	71	12	al	al	PROPN
fbem-13	71	13	.	.	PUNCT
fbem-13	72	1	the	the	DET
fbem-13	72	2	model	model	NOUN
fbem-13	72	3	is	be	AUX
fbem-13	72	4	further	far	ADV
fbem-13	72	5	improved	improve	VERB
fbem-13	72	6	on	on	ADP
fbem-13	72	7	the	the	DET
fbem-13	72	8	basis	basis	NOUN
fbem-13	72	9	of	of	ADP
fbem-13	72	10	the	the	DET
fbem-13	72	11	svd++	svd++	PROPN
fbem-13	72	12	model	model	NOUN
fbem-13	72	13	,	,	PUNCT
fbem-13	72	14	and	and	CCONJ
fbem-13	72	15	it	it	PRON
fbem-13	72	16	adds	add	VERB
fbem-13	72	17	social	social	ADJ
fbem-13	72	18	information	information	NOUN
fbem-13	72	19	among	among	ADP
fbem-13	72	20	users	user	NOUN
fbem-13	72	21	.	.	PUNCT
fbem-13	73	1	it	it	PRON
fbem-13	73	2	not	not	PART
fbem-13	73	3	only	only	ADV
fbem-13	73	4	uses	use	VERB
fbem-13	73	5	social	social	ADJ
fbem-13	73	6	trust	trust	NOUN
fbem-13	73	7	information	information	NOUN
fbem-13	73	8	to	to	PART
fbem-13	73	9	re	re	VERB
fbem-13	73	10	-	-	VERB
fbem-13	73	11	represent	represent	VERB
fbem-13	73	12	user	user	NOUN
fbem-13	73	13	feature	feature	NOUN
fbem-13	73	14	vectors	vector	NOUN
fbem-13	73	15	,	,	PUNCT
fbem-13	73	16	but	but	CCONJ
fbem-13	73	17	it	it	PRON
fbem-13	73	18	also	also	ADV
fbem-13	73	19	effectively	effectively	ADV
fbem-13	73	20	adds	add	VERB
fbem-13	73	21	implicit	implicit	ADJ
fbem-13	73	22	social	social	ADJ
fbem-13	73	23	feedback	feedback	NOUN
fbem-13	73	24	information	information	NOUN
fbem-13	73	25	to	to	ADP
fbem-13	73	26	the	the	DET
fbem-13	73	27	model	model	NOUN
fbem-13	73	28	.	.	PUNCT
fbem-13	74	1	further	far	ADV
fbem-13	74	2	improve	improve	VERB
fbem-13	74	3	the	the	DET
fbem-13	74	4	effect	effect	NOUN
fbem-13	74	5	of	of	ADP
fbem-13	74	6	the	the	DET
fbem-13	74	7	model	model	NOUN
fbem-13	74	8	.	.	PUNCT
fbem-13	75	1	in	in	ADP
fbem-13	75	2	summary	summary	NOUN
fbem-13	75	3	,	,	PUNCT
fbem-13	75	4	the	the	DET
fbem-13	75	5	existing	exist	VERB
fbem-13	75	6	social	social	ADJ
fbem-13	75	7	recommendation	recommendation	NOUN
fbem-13	75	8	algorithm	algorithm	NOUN
fbem-13	75	9	only	only	ADV
fbem-13	75	10	uses	use	VERB
fbem-13	75	11	a	a	DET
fbem-13	75	12	single	single	ADJ
fbem-13	75	13	social	social	ADJ
fbem-13	75	14	trust	trust	NOUN
fbem-13	75	15	information	information	NOUN
fbem-13	75	16	for	for	ADP
fbem-13	75	17	recommendation	recommendation	NOUN
fbem-13	75	18	,	,	PUNCT
fbem-13	75	19	does	do	AUX
fbem-13	75	20	not	not	PART
fbem-13	75	21	consider	consider	VERB
fbem-13	75	22	multiple	multiple	ADJ
fbem-13	75	23	trust	trust	NOUN
fbem-13	75	24	information	information	NOUN
fbem-13	75	25	,	,	PUNCT
fbem-13	75	26	and	and	CCONJ
fbem-13	75	27	still	still	ADV
fbem-13	75	28	faces	face	VERB
fbem-13	75	29	the	the	DET
fbem-13	75	30	problem	problem	NOUN
fbem-13	75	31	of	of	ADP
fbem-13	75	32	data	datum	NOUN
fbem-13	75	33	sparseness	sparseness	ADJ
fbem-13	75	34	and	and	CCONJ
fbem-13	75	35	cold	cold	ADJ
fbem-13	75	36	start	start	NOUN
fbem-13	75	37	.	.	PUNCT
fbem-13	76	1	this	this	DET
fbem-13	76	2	article	article	NOUN
fbem-13	76	3	points	point	VERB
fbem-13	76	4	out	out	ADP
fbem-13	76	5	that	that	SCONJ
fbem-13	76	6	a	a	DET
fbem-13	76	7	variety	variety	NOUN
fbem-13	76	8	of	of	ADP
fbem-13	76	9	trust	trust	NOUN
fbem-13	76	10	relationships	relationship	NOUN
fbem-13	76	11	can	can	AUX
fbem-13	76	12	be	be	AUX
fbem-13	76	13	mined	mine	VERB
fbem-13	76	14	from	from	ADP
fbem-13	76	15	user	user	NOUN
fbem-13	76	16	trust	trust	PROPN
fbem-13	76	17	data	data	PROPN
fbem-13	76	18	and	and	CCONJ
fbem-13	76	19	user	user	NOUN
fbem-13	76	20	rating	rating	NOUN
fbem-13	76	21	data	datum	NOUN
fbem-13	76	22	,	,	PUNCT
fbem-13	76	23	and	and	CCONJ
fbem-13	76	24	these	these	DET
fbem-13	76	25	relationships	relationship	NOUN
fbem-13	76	26	have	have	VERB
fbem-13	76	27	an	an	DET
fbem-13	76	28	important	important	ADJ
fbem-13	76	29	impact	impact	NOUN
fbem-13	76	30	on	on	ADP
fbem-13	76	31	the	the	DET
fbem-13	76	32	prediction	prediction	NOUN
fbem-13	76	33	results	result	NOUN
fbem-13	76	34	of	of	ADP
fbem-13	76	35	the	the	DET
fbem-13	76	36	recommendation	recommendation	NOUN
fbem-13	76	37	system	system	NOUN
fbem-13	76	38	.	.	PUNCT
fbem-13	77	1	propose	propose	VERB
fbem-13	77	2	and	and	CCONJ
fbem-13	77	3	implement	implement	VERB
fbem-13	77	4	a	a	DET
fbem-13	77	5	collaborative	collaborative	ADJ
fbem-13	77	6	filtering	filter	VERB
fbem-13	77	7	recommendation	recommendation	NOUN
fbem-13	77	8	algorithm	algorithm	NOUN
fbem-13	77	9	tr	tr	VERB
fbem-13	77	10	-	-	NOUN
fbem-13	77	11	pmf	pmf	NOUN
fbem-13	77	12	that	that	PRON
fbem-13	77	13	integrates	integrate	VERB
fbem-13	77	14	trust	trust	NOUN
fbem-13	77	15	relationship	relationship	NOUN
fbem-13	77	16	and	and	CCONJ
fbem-13	77	17	rating	rating	NOUN
fbem-13	77	18	trust	trust	NOUN
fbem-13	77	19	.	.	PUNCT
fbem-13	78	1	3	3	X
fbem-13	78	2	.	.	X
fbem-13	78	3	notation	notation	NOUN
fbem-13	78	4	table	table	NOUN
fbem-13	78	5	1	1	NUM
fbem-13	78	6	lists	list	NOUN
fbem-13	78	7	notations	notation	NOUN
fbem-13	78	8	.	.	PUNCT
fbem-13	79	1	table	table	NOUN
fbem-13	79	2	1	1	NUM
fbem-13	79	3	.	.	PUNCT
fbem-13	79	4	notations	notation	NOUN
fbem-13	79	5	symbolic	symbolic	ADJ
fbem-13	79	6	meaning	mean	VERB
fbem-13	79	7	u	u	NOUN
fbem-13	79	8	,	,	PUNCT
fbem-13	79	9	v	v	NOUN
fbem-13	79	10	,	,	PUNCT
fbem-13	79	11	ui	ui	PROPN
fbem-13	79	12	,	,	PUNCT
fbem-13	79	13	vj	vj	PROPN
fbem-13	79	14	user	user	PROPN
fbem-13	79	15	collection	collection	PROPN
fbem-13	79	16	,	,	PUNCT
fbem-13	79	17	item	item	NOUN
fbem-13	79	18	collection	collection	NOUN
fbem-13	79	19	,	,	PUNCT
fbem-13	79	20	user	user	NOUN
fbem-13	79	21	i	i	PROPN
fbem-13	79	22	,	,	PUNCT
fbem-13	79	23	item	item	PROPN
fbem-13	79	24	j	j	PROPN
fbem-13	79	25	r	r	NOUN
fbem-13	79	26	score	score	NOUN
fbem-13	79	27	matrix	matrix	NOUN
fbem-13	79	28	rij	rij	ADJ
fbem-13	79	29	user	user	NOUN
fbem-13	79	30	i	i	PRON
fbem-13	79	31	’s	’	VERB
fbem-13	79	32	score	score	NOUN
fbem-13	79	33	on	on	ADP
fbem-13	79	34	item	item	PROPN
fbem-13	79	35	j	j	PROPN
fbem-13	79	36	rˆ	rˆ	PROPN
fbem-13	79	37	prediction	prediction	NOUN
fbem-13	79	38	scoring	scoring	NOUN
fbem-13	79	39	matrix	matrix	NOUN
fbem-13	79	40	st	st	PROPN
fbem-13	79	41	social	social	PROPN
fbem-13	79	42	trust	trust	NOUN
fbem-13	79	43	matrix	matrix	NOUN
fbem-13	79	44	tij	tij	NOUN
fbem-13	79	45	connection	connection	NOUN
fbem-13	79	46	weight	weight	NOUN
fbem-13	79	47	of	of	ADP
fbem-13	79	48	user	user	NOUN
fbem-13	79	49	i	i	PROPN
fbem-13	79	50	and	and	CCONJ
fbem-13	79	51	user	user	PROPN
fbem-13	79	52	j	j	PROPN
fbem-13	79	53	in	in	ADP
fbem-13	79	54	the	the	DET
fbem-13	79	55	social	social	ADJ
fbem-13	79	56	network	network	NOUN
fbem-13	79	57	rtij	rtij	VERB
fbem-13	79	58	the	the	DET
fbem-13	79	59	local	local	ADJ
fbem-13	79	60	trust	trust	NOUN
fbem-13	79	61	value	value	NOUN
fbem-13	79	62	of	of	ADP
fbem-13	79	63	user	user	NOUN
fbem-13	79	64	i	i	PRON
fbem-13	79	65	to	to	PART
fbem-13	79	66	target	target	VERB
fbem-13	79	67	user	user	NOUN
fbem-13	79	68	j	j	PROPN
fbem-13	79	69	gtij	gtij	PROPN
fbem-13	79	70	global	global	PROPN
fbem-13	79	71	trust	trust	PROPN
fbem-13	79	72	value	value	NOUN
fbem-13	79	73	of	of	ADP
fbem-13	79	74	user	user	NOUN
fbem-13	79	75	j	j	PROPN
fbem-13	79	76	stij	stij	PROPN
fbem-13	79	77	user	user	PROPN
fbem-13	79	78	trust	trust	PROPN
fbem-13	79	79	value	value	NOUN
fbem-13	79	80	of	of	ADP
fbem-13	79	81	user	user	NOUN
fbem-13	79	82	i	i	PRON
fbem-13	79	83	to	to	ADP
fbem-13	79	84	user	user	PROPN
fbem-13	79	85	j	j	PROPN
fbem-13	79	86	simij	simij	PROPN
fbem-13	79	87	similarity	similarity	NOUN
fbem-13	79	88	values	value	NOUN
fbem-13	79	89	of	of	ADP
fbem-13	79	90	users	user	NOUN
fbem-13	79	91	i	i	PRON
fbem-13	79	92	and	and	CCONJ
fbem-13	79	93	j	j	PROPN
fbem-13	79	94	usersim(ui	usersim(ui	PROPN
fbem-13	79	95	)	)	PUNCT
fbem-13	79	96	similar	similar	ADJ
fbem-13	79	97	user	user	NOUN
fbem-13	79	98	set	set	NOUN
fbem-13	79	99	of	of	ADP
fbem-13	79	100	user	user	NOUN
fbem-13	80	1	ai	ai	VERB
fbem-13	80	2	pkij	pkij	PROPN
fbem-13	80	3	inferred	infer	VERB
fbem-13	80	4	by	by	ADP
fbem-13	80	5	user	user	PROPN
fbem-13	80	6	j	j	PROPN
fbem-13	80	7	,	,	PUNCT
fbem-13	80	8	user	user	NOUN
fbem-13	80	9	i	i	PRON
fbem-13	80	10	’s	’s	AUX
fbem-13	80	11	rating	rating	NOUN
fbem-13	80	12	of	of	ADP
fbem-13	80	13	item	item	PROPN
fbem-13	80	14	k.	k.	PROPN
fbem-13	80	15	reckij	reckij	VERB
fbem-13	80	16	the	the	DET
fbem-13	80	17	correct	correct	ADJ
fbem-13	80	18	value	value	NOUN
fbem-13	80	19	of	of	ADP
fbem-13	80	20	item	item	NOUN
fbem-13	80	21	k	k	PROPN
fbem-13	80	22	recommended	recommend	VERB
fbem-13	80	23	by	by	ADP
fbem-13	80	24	similar	similar	ADJ
fbem-13	80	25	user	user	NOUN
fbem-13	80	26	j	j	PROPN
fbem-13	80	27	of	of	ADP
fbem-13	80	28	user	user	NOUN
fbem-13	81	1	i	i	PRON
fbem-13	81	2	rlij	rlij	VERB
fbem-13	81	3	the	the	DET
fbem-13	81	4	local	local	ADJ
fbem-13	81	5	rating	rating	NOUN
fbem-13	81	6	trust	trust	NOUN
fbem-13	81	7	value	value	NOUN
fbem-13	81	8	of	of	ADP
fbem-13	81	9	user	user	NOUN
fbem-13	81	10	i	i	PRON
fbem-13	81	11	to	to	ADP
fbem-13	81	12	user	user	PROPN
fbem-13	81	13	j	j	PROPN
fbem-13	81	14	rgi	rgi	PROPN
fbem-13	81	15	user	user	PROPN
fbem-13	82	1	i	i	PRON
fbem-13	82	2	’s	’	VERB
fbem-13	82	3	global	global	ADJ
fbem-13	82	4	rating	rating	NOUN
fbem-13	82	5	trust	trust	NOUN
fbem-13	82	6	value	value	NOUN
fbem-13	82	7	rtij	rtij	NOUN
fbem-13	82	8	user	user	NOUN
fbem-13	83	1	i	i	PRON
fbem-13	83	2	’s	’	VERB
fbem-13	83	3	rating	rating	NOUN
fbem-13	83	4	trust	trust	NOUN
fbem-13	83	5	value	value	NOUN
fbem-13	83	6	to	to	ADP
fbem-13	83	7	user	user	PROPN
fbem-13	83	8	j	j	PROPN
fbem-13	83	9	sik	sik	PROPN
fbem-13	83	10	comprehensive	comprehensive	PROPN
fbem-13	83	11	trust	trust	NOUN
fbem-13	83	12	value	value	NOUN
fbem-13	83	13	of	of	ADP
fbem-13	83	14	user	user	NOUN
fbem-13	83	15	i	i	PRON
fbem-13	83	16	to	to	ADP
fbem-13	83	17	user	user	PROPN
fbem-13	83	18	k	k	PROPN
fbem-13	83	19	n(i	n(i	PROPN
fbem-13	83	20	)	)	PUNCT
fbem-13	83	21	user	user	NOUN
fbem-13	83	22	i	i	PRON
fbem-13	83	23	has	have	VERB
fbem-13	83	24	a	a	DET
fbem-13	83	25	set	set	NOUN
fbem-13	83	26	of	of	ADP
fbem-13	83	27	users	user	NOUN
fbem-13	83	28	with	with	ADP
fbem-13	83	29	a	a	DET
fbem-13	83	30	comprehensive	comprehensive	ADJ
fbem-13	83	31	trust	trust	NOUN
fbem-13	83	32	relationship	relationship	NOUN
fbem-13	83	33	4	4	NUM
fbem-13	83	34	.	.	PUNCT
fbem-13	83	35	model	model	NOUN
fbem-13	83	36	in	in	ADP
fbem-13	83	37	this	this	DET
fbem-13	83	38	section	section	NOUN
fbem-13	83	39	,	,	PUNCT
fbem-13	83	40	we	we	PRON
fbem-13	83	41	will	will	AUX
fbem-13	83	42	describe	describe	VERB
fbem-13	83	43	the	the	DET
fbem-13	83	44	tr	tr	VERB
fbem-13	83	45	-	-	PUNCT
fbem-13	83	46	pmf	pmf	NOUN
fbem-13	83	47	model	model	NOUN
fbem-13	83	48	in	in	ADP
fbem-13	83	49	detail	detail	NOUN
fbem-13	83	50	.	.	PUNCT
fbem-13	84	1	tr	tr	VERB
fbem-13	84	2	-	-	NOUN
fbem-13	84	3	pmf	pmf	NOUN
fbem-13	84	4	can	can	AUX
fbem-13	84	5	be	be	AUX
fbem-13	84	6	divided	divide	VERB
fbem-13	84	7	into	into	ADP
fbem-13	84	8	three	three	NUM
fbem-13	84	9	parts	part	NOUN
fbem-13	84	10	,	,	PUNCT
fbem-13	84	11	the	the	DET
fbem-13	84	12	first	first	ADJ
fbem-13	84	13	part	part	NOUN
fbem-13	84	14	is	be	AUX
fbem-13	84	15	to	to	PART
fbem-13	84	16	calculate	calculate	VERB
fbem-13	84	17	the	the	DET
fbem-13	84	18	user	user	NOUN
fbem-13	84	19	trust	trust	PROPN
fbem-13	84	20	relationship	relationship	NOUN
fbem-13	84	21	,	,	PUNCT
fbem-13	84	22	and	and	CCONJ
fbem-13	84	23	the	the	DET
fbem-13	84	24	second	second	ADJ
fbem-13	84	25	part	part	NOUN
fbem-13	84	26	is	be	AUX
fbem-13	84	27	to	to	PART
fbem-13	84	28	calculate	calculate	VERB
fbem-13	84	29	the	the	DET
fbem-13	84	30	rating	rating	NOUN
fbem-13	84	31	trust	trust	NOUN
fbem-13	84	32	relationship	relationship	NOUN
fbem-13	84	33	.	.	PUNCT
fbem-13	85	1	the	the	DET
fbem-13	85	2	third	third	ADJ
fbem-13	85	3	part	part	NOUN
fbem-13	85	4	is	be	AUX
fbem-13	85	5	to	to	PART
fbem-13	85	6	integrate	integrate	VERB
fbem-13	85	7	user	user	NOUN
fbem-13	85	8	trust	trust	NOUN
fbem-13	85	9	and	and	CCONJ
fbem-13	85	10	rating	rating	NOUN
fbem-13	85	11	trust	trust	NOUN
fbem-13	85	12	,	,	PUNCT
fbem-13	85	13	and	and	CCONJ
fbem-13	85	14	integrate	integrate	VERB
fbem-13	85	15	it	it	PRON
fbem-13	85	16	into	into	ADP
fbem-13	85	17	pmf	pmf	PROPN
fbem-13	85	18	to	to	PART
fbem-13	85	19	make	make	VERB
fbem-13	85	20	scoring	scoring	NOUN
fbem-13	85	21	prediction	prediction	NOUN
fbem-13	85	22	.	.	PUNCT
fbem-13	86	1	as	as	SCONJ
fbem-13	86	2	shown	show	VERB
fbem-13	86	3	in	in	ADP
fbem-13	86	4	figure	figure	NOUN
fbem-13	86	5	1	1	NUM
fbem-13	86	6	.	.	ADP
fbem-13	86	7	4.1	4.1	NUM
fbem-13	86	8	.	.	PUNCT
fbem-13	87	1	problem	problem	NOUN
fbem-13	87	2	definition	definition	NOUN
fbem-13	87	3	corresponding	correspond	VERB
fbem-13	87	4	to	to	ADP
fbem-13	87	5	the	the	DET
fbem-13	87	6	above	above	ADJ
fbem-13	87	7	definition	definition	NOUN
fbem-13	87	8	,	,	PUNCT
fbem-13	87	9	we	we	PRON
fbem-13	87	10	also	also	ADV
fbem-13	87	11	elaborated	elaborate	VERB
fbem-13	87	12	our	our	PRON
fbem-13	87	13	model	model	NOUN
fbem-13	87	14	from	from	ADP
fbem-13	87	15	these	these	DET
fbem-13	87	16	three	three	NUM
fbem-13	87	17	perspectives	perspective	NOUN
fbem-13	87	18	.	.	PUNCT
fbem-13	88	1	definition	definition	NOUN
fbem-13	88	2	1	1	NUM
fbem-13	88	3	:	:	PUNCT
fbem-13	88	4	(	(	PUNCT
fbem-13	88	5	how	how	SCONJ
fbem-13	88	6	to	to	PART
fbem-13	88	7	calculate	calculate	VERB
fbem-13	88	8	user	user	NOUN
fbem-13	88	9	trust	trust	PROPN
fbem-13	88	10	):	):	PUNCT
fbem-13	88	11	use	use	VERB
fbem-13	88	12	trust	trust	NOUN
fbem-13	88	13	data	datum	NOUN
fbem-13	88	14	to	to	PART
fbem-13	88	15	calculate	calculate	VERB
fbem-13	88	16	the	the	DET
fbem-13	88	17	user	user	NOUN
fbem-13	88	18	’s	’s	PART
fbem-13	88	19	local	local	ADJ
fbem-13	88	20	trust	trust	NOUN
fbem-13	88	21	in	in	ADP
fbem-13	88	22	a	a	DET
fbem-13	88	23	graph	graph	NOUN
fbem-13	88	24	traversal	traversal	NOUN
fbem-13	88	25	method	method	NOUN
fbem-13	88	26	.	.	PUNCT
fbem-13	89	1	further	far	ADV
fbem-13	89	2	calculate	calculate	VERB
fbem-13	89	3	the	the	DET
fbem-13	89	4	global	global	PROPN
fbem-13	89	5	trust	trust	PROPN
fbem-13	89	6	relationship	relationship	NOUN
fbem-13	89	7	between	between	ADP
fbem-13	89	8	users	user	NOUN
fbem-13	89	9	,	,	PUNCT
fbem-13	89	10	and	and	CCONJ
fbem-13	89	11	finally	finally	ADV
fbem-13	89	12	combine	combine	VERB
fbem-13	89	13	them	they	PRON
fbem-13	89	14	into	into	ADP
fbem-13	89	15	user	user	NOUN
fbem-13	89	16	trust	trust	PROPN
fbem-13	89	17	.	.	PUNCT
fbem-13	90	1	3	3	NUM
fbem-13	90	2	figure	figure	NOUN
fbem-13	90	3	1	1	NUM
fbem-13	90	4	.	.	PUNCT
fbem-13	90	5	framework	framework	NOUN
fbem-13	90	6	of	of	ADP
fbem-13	90	7	tr	tr	NOUN
fbem-13	90	8	-	-	PUNCT
fbem-13	90	9	pmf	pmf	NOUN
fbem-13	90	10	model	model	NOUN
fbem-13	90	11	definition	definition	NOUN
fbem-13	90	12	2	2	NUM
fbem-13	90	13	:	:	PUNCT
fbem-13	90	14	(	(	PUNCT
fbem-13	90	15	how	how	SCONJ
fbem-13	90	16	to	to	PART
fbem-13	90	17	calculate	calculate	VERB
fbem-13	90	18	rating	rating	NOUN
fbem-13	90	19	trust	trust	NOUN
fbem-13	90	20	):	):	PUNCT
fbem-13	90	21	using	use	VERB
fbem-13	90	22	scoring	scoring	NOUN
fbem-13	90	23	data	datum	NOUN
fbem-13	90	24	,	,	PUNCT
fbem-13	90	25	first	first	ADV
fbem-13	90	26	use	use	VERB
fbem-13	90	27	the	the	DET
fbem-13	90	28	pcc	pcc	NOUN
fbem-13	90	29	formula	formula	NOUN
fbem-13	90	30	to	to	PART
fbem-13	90	31	calculate	calculate	VERB
fbem-13	90	32	the	the	DET
fbem-13	90	33	similarity	similarity	NOUN
fbem-13	90	34	between	between	ADP
fbem-13	90	35	users	user	NOUN
fbem-13	90	36	,	,	PUNCT
fbem-13	90	37	and	and	CCONJ
fbem-13	90	38	further	far	ADV
fbem-13	90	39	calculate	calculate	VERB
fbem-13	90	40	the	the	DET
fbem-13	90	41	partial	partial	ADJ
fbem-13	90	42	rating	rating	NOUN
fbem-13	90	43	trust	trust	NOUN
fbem-13	90	44	.	.	PUNCT
fbem-13	91	1	secondly	secondly	ADV
fbem-13	91	2	,	,	PUNCT
fbem-13	91	3	the	the	DET
fbem-13	91	4	global	global	ADJ
fbem-13	91	5	rating	rating	NOUN
fbem-13	91	6	trust	trust	NOUN
fbem-13	91	7	is	be	AUX
fbem-13	91	8	calculated	calculate	VERB
fbem-13	91	9	.	.	PUNCT
fbem-13	92	1	finally	finally	ADV
fbem-13	92	2	,	,	PUNCT
fbem-13	92	3	it	it	PRON
fbem-13	92	4	is	be	AUX
fbem-13	92	5	combined	combine	VERB
fbem-13	92	6	into	into	ADP
fbem-13	92	7	a	a	DET
fbem-13	92	8	rating	rating	NOUN
fbem-13	92	9	trust	trust	NOUN
fbem-13	92	10	.	.	PUNCT
fbem-13	93	1	definition	definition	NOUN
fbem-13	93	2	3	3	NUM
fbem-13	93	3	:	:	PUNCT
fbem-13	93	4	(	(	PUNCT
fbem-13	93	5	how	how	SCONJ
fbem-13	93	6	to	to	PART
fbem-13	93	7	integrate	integrate	VERB
fbem-13	93	8	user	user	NOUN
fbem-13	93	9	trust	trust	NOUN
fbem-13	93	10	and	and	CCONJ
fbem-13	93	11	rating	rating	NOUN
fbem-13	93	12	trust	trust	PROPN
fbem-13	93	13	)	)	PUNCT
fbem-13	93	14	the	the	DET
fbem-13	93	15	adaptive	adaptive	ADJ
fbem-13	93	16	weight	weight	NOUN
fbem-13	93	17	method	method	NOUN
fbem-13	93	18	is	be	AUX
fbem-13	93	19	adopted	adopt	VERB
fbem-13	93	20	to	to	PART
fbem-13	93	21	determine	determine	VERB
fbem-13	93	22	the	the	DET
fbem-13	93	23	proportion	proportion	NOUN
fbem-13	93	24	of	of	ADP
fbem-13	93	25	user	user	NOUN
fbem-13	93	26	trust	trust	NOUN
fbem-13	93	27	and	and	CCONJ
fbem-13	93	28	rating	rating	NOUN
fbem-13	93	29	trust	trust	NOUN
fbem-13	93	30	based	base	VERB
fbem-13	93	31	on	on	ADP
fbem-13	93	32	the	the	DET
fbem-13	93	33	number	number	NOUN
fbem-13	93	34	of	of	ADP
fbem-13	93	35	common	common	ADJ
fbem-13	93	36	rating	rating	NOUN
fbem-13	93	37	items	item	NOUN
fbem-13	93	38	between	between	ADP
fbem-13	93	39	users	user	NOUN
fbem-13	93	40	,	,	PUNCT
fbem-13	93	41	thereby	thereby	ADV
fbem-13	93	42	combining	combine	VERB
fbem-13	93	43	them	they	PRON
fbem-13	93	44	into	into	ADP
fbem-13	93	45	recommendation	recommendation	NOUN
fbem-13	93	46	weights	weight	NOUN
fbem-13	93	47	.	.	PUNCT
fbem-13	94	1	corresponding	correspond	VERB
fbem-13	94	2	to	to	ADP
fbem-13	94	3	the	the	DET
fbem-13	94	4	above	above	ADJ
fbem-13	94	5	definition	definition	NOUN
fbem-13	94	6	,	,	PUNCT
fbem-13	94	7	we	we	PRON
fbem-13	94	8	also	also	ADV
fbem-13	94	9	elaborate	elaborate	VERB
fbem-13	94	10	our	our	PRON
fbem-13	94	11	model	model	NOUN
fbem-13	94	12	from	from	ADP
fbem-13	94	13	these	these	DET
fbem-13	94	14	three	three	NUM
fbem-13	94	15	perspectives	perspective	NOUN
fbem-13	94	16	.	.	PUNCT
fbem-13	95	1	4.2	4.2	NUM
fbem-13	95	2	.	.	PUNCT
fbem-13	96	1	how	how	SCONJ
fbem-13	96	2	to	to	PART
fbem-13	96	3	calculate	calculate	VERB
fbem-13	96	4	user	user	NOUN
fbem-13	96	5	trust	trust	PROPN
fbem-13	96	6	1	1	NUM
fbem-13	96	7	)	)	PUNCT
fbem-13	96	8	user	user	NOUN
fbem-13	96	9	local	local	PROPN
fbem-13	96	10	trust	trust	PROPN
fbem-13	96	11	.	.	PUNCT
fbem-13	97	1	user	user	PROPN
fbem-13	97	2	local	local	PROPN
fbem-13	97	3	trust	trust	NOUN
fbem-13	97	4	is	be	AUX
fbem-13	97	5	a	a	DET
fbem-13	97	6	small	small	ADJ
fbem-13	97	7	-	-	PUNCT
fbem-13	97	8	scale	scale	NOUN
fbem-13	97	9	trust	trust	NOUN
fbem-13	97	10	relationship	relationship	NOUN
fbem-13	97	11	between	between	ADP
fbem-13	97	12	users	user	NOUN
fbem-13	97	13	.	.	PUNCT
fbem-13	98	1	the	the	DET
fbem-13	98	2	user	user	NOUN
fbem-13	98	3	local	local	PROPN
fbem-13	98	4	trust	trust	NOUN
fbem-13	98	5	calculation	calculation	NOUN
fbem-13	98	6	method	method	NOUN
fbem-13	98	7	is	be	AUX
fbem-13	98	8	as	as	SCONJ
fbem-13	98	9	follows	follow	VERB
fbem-13	98	10	:	:	PUNCT
fbem-13	98	11	(	(	PUNCT
fbem-13	98	12	1	1	X
fbem-13	98	13	)	)	PUNCT
fbem-13	98	14	2	2	NUM
fbem-13	98	15	)	)	PUNCT
fbem-13	98	16	user	user	NOUN
fbem-13	98	17	global	global	PROPN
fbem-13	98	18	trust	trust	PROPN
fbem-13	98	19	.	.	PUNCT
fbem-13	99	1	the	the	DET
fbem-13	99	2	trust	trust	NOUN
fbem-13	99	3	value	value	NOUN
fbem-13	99	4	a	a	DET
fbem-13	99	5	user	user	NOUN
fbem-13	99	6	has	have	VERB
fbem-13	99	7	in	in	ADP
fbem-13	99	8	the	the	DET
fbem-13	99	9	entire	entire	ADJ
fbem-13	99	10	social	social	ADJ
fbem-13	99	11	network	network	NOUN
fbem-13	99	12	.	.	PUNCT
fbem-13	100	1	each	each	DET
fbem-13	100	2	user	user	NOUN
fbem-13	100	3	has	have	VERB
fbem-13	100	4	and	and	CCONJ
fbem-13	100	5	only	only	ADV
fbem-13	100	6	one	one	NUM
fbem-13	100	7	global	global	ADJ
fbem-13	100	8	trust	trust	NOUN
fbem-13	100	9	value	value	NOUN
fbem-13	100	10	.	.	PUNCT
fbem-13	101	1	the	the	DET
fbem-13	101	2	calculation	calculation	NOUN
fbem-13	101	3	formula	formula	NOUN
fbem-13	101	4	is	be	AUX
fbem-13	101	5	as	as	SCONJ
fbem-13	101	6	follows	follow	VERB
fbem-13	101	7	:	:	PUNCT
fbem-13	101	8	(	(	PUNCT
fbem-13	101	9	2	2	X
fbem-13	101	10	)	)	PUNCT
fbem-13	101	11	max(ind(t	max(ind(t	NOUN
fbem-13	101	12	)	)	PUNCT
fbem-13	101	13	)	)	PUNCT
fbem-13	102	1	is	be	AUX
fbem-13	102	2	the	the	DET
fbem-13	102	3	most	most	ADV
fbem-13	102	4	trusted	trust	VERB
fbem-13	102	5	user	user	NOUN
fbem-13	102	6	in	in	ADP
fbem-13	102	7	the	the	DET
fbem-13	102	8	entire	entire	ADJ
fbem-13	102	9	social	social	ADJ
fbem-13	102	10	network	network	NOUN
fbem-13	102	11	.	.	PUNCT
fbem-13	103	1	in	in	ADP
fbem-13	103	2	order	order	NOUN
fbem-13	103	3	to	to	PART
fbem-13	103	4	map	map	VERB
fbem-13	103	5	the	the	DET
fbem-13	103	6	value	value	NOUN
fbem-13	103	7	range	range	NOUN
fbem-13	103	8	of	of	ADP
fbem-13	103	9	the	the	DET
fbem-13	103	10	global	global	ADJ
fbem-13	103	11	trust	trust	NOUN
fbem-13	103	12	value	value	NOUN
fbem-13	103	13	to	to	ADP
fbem-13	103	14	the	the	DET
fbem-13	103	15	[	[	NOUN
fbem-13	103	16	0,1	0,1	NUM
fbem-13	103	17	]	]	PUNCT
fbem-13	103	18	interval	interval	NOUN
fbem-13	103	19	,	,	PUNCT
fbem-13	103	20	divide	divide	VERB
fbem-13	103	21	it	it	PRON
fbem-13	103	22	by	by	ADP
fbem-13	103	23	the	the	DET
fbem-13	103	24	difference	difference	NOUN
fbem-13	103	25	between	between	ADP
fbem-13	103	26	max(ind(t	max(ind(t	PROPN
fbem-13	103	27	)	)	PUNCT
fbem-13	103	28	)	)	PUNCT
fbem-13	103	29	and	and	CCONJ
fbem-13	103	30	min(ind(t	min(ind(t	NUM
fbem-13	103	31	)	)	PUNCT
fbem-13	103	32	)	)	PUNCT
fbem-13	103	33	.	.	PUNCT
fbem-13	104	1	3	3	X
fbem-13	104	2	)	)	PUNCT
fbem-13	104	3	user	user	NOUN
fbem-13	104	4	trust	trust	PROPN
fbem-13	104	5	.	.	PUNCT
fbem-13	105	1	by	by	ADP
fbem-13	105	2	combining	combine	VERB
fbem-13	105	3	the	the	DET
fbem-13	105	4	user	user	NOUN
fbem-13	105	5	’s	’s	PART
fbem-13	105	6	local	local	ADJ
fbem-13	105	7	trust	trust	NOUN
fbem-13	105	8	with	with	ADP
fbem-13	105	9	the	the	DET
fbem-13	105	10	user	user	NOUN
fbem-13	105	11	’s	’s	PART
fbem-13	105	12	global	global	PROPN
fbem-13	105	13	trust	trust	PROPN
fbem-13	105	14	,	,	PUNCT
fbem-13	105	15	the	the	DET
fbem-13	105	16	user	user	NOUN
fbem-13	105	17	’s	’s	PART
fbem-13	105	18	trust	trust	NOUN
fbem-13	105	19	value	value	NOUN
fbem-13	105	20	can	can	AUX
fbem-13	105	21	be	be	AUX
fbem-13	105	22	expressed	express	VERB
fbem-13	105	23	more	more	ADV
fbem-13	105	24	accurately	accurately	ADV
fbem-13	105	25	.	.	PUNCT
fbem-13	106	1	the	the	DET
fbem-13	106	2	combination	combination	NOUN
fbem-13	106	3	is	be	AUX
fbem-13	106	4	as	as	SCONJ
fbem-13	106	5	follows	follow	VERB
fbem-13	106	6	:	:	PUNCT
fbem-13	106	7	stij	stij	NOUN
fbem-13	106	8	=	=	PUNCT
fbem-13	106	9	β	β	X
fbem-13	106	10	∗	∗	NOUN
fbem-13	106	11	rtij	rtij	NOUN
fbem-13	106	12	+	+	CCONJ
fbem-13	106	13	(	(	PUNCT
fbem-13	106	14	1	1	NUM
fbem-13	106	15	−	−	NOUN
fbem-13	106	16	β	β	NOUN
fbem-13	106	17	)	)	PUNCT
fbem-13	106	18	∗	∗	NOUN
fbem-13	106	19	gtij	gtij	ADV
fbem-13	106	20	(	(	PUNCT
fbem-13	106	21	3	3	NUM
fbem-13	106	22	)	)	PUNCT
fbem-13	106	23	β	β	NOUN
fbem-13	106	24	is	be	AUX
fbem-13	106	25	the	the	DET
fbem-13	106	26	proportion	proportion	NOUN
fbem-13	106	27	of	of	ADP
fbem-13	106	28	local	local	ADJ
fbem-13	106	29	trust	trust	NOUN
fbem-13	106	30	,	,	PUNCT
fbem-13	106	31	and	and	CCONJ
fbem-13	106	32	the	the	DET
fbem-13	106	33	value	value	NOUN
fbem-13	106	34	range	range	NOUN
fbem-13	106	35	of	of	ADP
fbem-13	106	36	β	β	PROPN
fbem-13	106	37	is	be	AUX
fbem-13	106	38	[	[	X
fbem-13	106	39	0	0	NUM
fbem-13	106	40	,	,	PUNCT
fbem-13	106	41	1	1	NUM
fbem-13	106	42	]	]	PUNCT
fbem-13	106	43	.	.	PUNCT
fbem-13	107	1	4.3	4.3	NUM
fbem-13	107	2	.	.	PUNCT
fbem-13	108	1	how	how	SCONJ
fbem-13	108	2	to	to	PART
fbem-13	108	3	calculate	calculate	VERB
fbem-13	108	4	rating	rating	NOUN
fbem-13	108	5	trust	trust	NOUN
fbem-13	108	6	using	use	VERB
fbem-13	108	7	the	the	DET
fbem-13	108	8	user	user	NOUN
fbem-13	108	9	’s	’s	PART
fbem-13	108	10	rating	rating	NOUN
fbem-13	108	11	data	datum	NOUN
fbem-13	108	12	,	,	PUNCT
fbem-13	108	13	an	an	DET
fbem-13	108	14	implicit	implicit	ADJ
fbem-13	108	15	trust	trust	NOUN
fbem-13	108	16	relationship	relationship	NOUN
fbem-13	108	17	is	be	AUX
fbem-13	108	18	calculated	calculate	VERB
fbem-13	108	19	,	,	PUNCT
fbem-13	108	20	which	which	PRON
fbem-13	108	21	is	be	AUX
fbem-13	108	22	called	call	VERB
fbem-13	108	23	rating	rating	NOUN
fbem-13	108	24	trust	trust	NOUN
fbem-13	108	25	in	in	ADP
fbem-13	108	26	this	this	DET
fbem-13	108	27	article	article	NOUN
fbem-13	108	28	.	.	PUNCT
fbem-13	109	1	rating	rating	NOUN
fbem-13	109	2	trust	trust	PROPN
fbem-13	109	3	is	be	AUX
fbem-13	109	4	divided	divide	VERB
fbem-13	109	5	into	into	ADP
fbem-13	109	6	local	local	ADJ
fbem-13	109	7	rating	rating	NOUN
fbem-13	109	8	trust	trust	NOUN
fbem-13	109	9	and	and	CCONJ
fbem-13	109	10	global	global	ADJ
fbem-13	109	11	rating	rating	NOUN
fbem-13	109	12	trust	trust	PROPN
fbem-13	109	13	.	.	PUNCT
fbem-13	110	1	rating	rating	NOUN
fbem-13	110	2	trust	trust	NOUN
fbem-13	110	3	indicates	indicate	VERB
fbem-13	110	4	the	the	DET
fbem-13	110	5	accuracy	accuracy	NOUN
fbem-13	110	6	of	of	ADP
fbem-13	110	7	other	other	ADJ
fbem-13	110	8	users	user	NOUN
fbem-13	110	9	’	'	PUNCT
fbem-13	110	10	recommendation	recommendation	NOUN
fbem-13	110	11	to	to	ADP
fbem-13	110	12	the	the	DET
fbem-13	110	13	current	current	ADJ
fbem-13	110	14	user	user	NOUN
fbem-13	110	15	.	.	PUNCT
fbem-13	111	1	if	if	SCONJ
fbem-13	111	2	the	the	DET
fbem-13	111	3	recommendation	recommendation	NOUN
fbem-13	111	4	result	result	NOUN
fbem-13	111	5	of	of	ADP
fbem-13	111	6	user	user	NOUN
fbem-13	111	7	j	j	PROPN
fbem-13	111	8	to	to	ADP
fbem-13	111	9	user	user	NOUN
fbem-13	111	10	i	i	PRON
fbem-13	111	11	is	be	AUX
fbem-13	111	12	very	very	ADV
fbem-13	111	13	accurate	accurate	ADJ
fbem-13	111	14	,	,	PUNCT
fbem-13	111	15	then	then	ADV
fbem-13	111	16	user	user	NOUN
fbem-13	111	17	i	i	PRON
fbem-13	111	18	has	have	VERB
fbem-13	111	19	a	a	DET
fbem-13	111	20	high	high	ADJ
fbem-13	111	21	rating	rating	NOUN
fbem-13	111	22	trust	trust	NOUN
fbem-13	111	23	value	value	NOUN
fbem-13	111	24	to	to	ADP
fbem-13	111	25	user	user	NOUN
fbem-13	111	26	j.	j.	PROPN
fbem-13	111	27	1	1	NUM
fbem-13	111	28	)	)	PUNCT
fbem-13	111	29	partial	partial	ADJ
fbem-13	111	30	rating	rating	NOUN
fbem-13	111	31	trust	trust	NOUN
fbem-13	111	32	.	.	PUNCT
fbem-13	112	1	in	in	ADP
fbem-13	112	2	the	the	DET
fbem-13	112	3	actual	actual	ADJ
fbem-13	112	4	recommendation	recommendation	NOUN
fbem-13	112	5	situation	situation	NOUN
fbem-13	112	6	,	,	PUNCT
fbem-13	112	7	assuming	assume	VERB
fbem-13	112	8	that	that	SCONJ
fbem-13	112	9	user	user	PROPN
fbem-13	112	10	j	j	PROPN
fbem-13	112	11	has	have	VERB
fbem-13	112	12	a	a	DET
fbem-13	112	13	more	more	ADV
fbem-13	112	14	accurate	accurate	ADJ
fbem-13	112	15	recommendation	recommendation	NOUN
fbem-13	112	16	to	to	ADP
fbem-13	112	17	current	current	ADJ
fbem-13	112	18	user	user	NOUN
fbem-13	113	1	i	i	PROPN
fbem-13	113	2	,	,	PUNCT
fbem-13	113	3	user	user	NOUN
fbem-13	113	4	i	i	PRON
fbem-13	113	5	will	will	AUX
fbem-13	113	6	trust	trust	VERB
fbem-13	113	7	user	user	NOUN
fbem-13	113	8	j	j	PROPN
fbem-13	113	9	more	more	ADV
fbem-13	113	10	,	,	PUNCT
fbem-13	113	11	and	and	CCONJ
fbem-13	113	12	the	the	DET
fbem-13	113	13	local	local	ADJ
fbem-13	113	14	rating	rating	NOUN
fbem-13	113	15	trust	trust	NOUN
fbem-13	113	16	value	value	NOUN
fbem-13	113	17	is	be	AUX
fbem-13	113	18	greater	great	ADJ
fbem-13	113	19	.	.	PUNCT
fbem-13	114	1	if	if	SCONJ
fbem-13	114	2	current	current	ADJ
fbem-13	114	3	user	user	NOUN
fbem-13	114	4	i	i	PRON
fbem-13	114	5	has	have	AUX
fbem-13	114	6	rated	rate	VERB
fbem-13	114	7	item	item	PROPN
fbem-13	114	8	k	k	PROPN
fbem-13	114	9	,	,	PUNCT
fbem-13	114	10	his	his	PRON
fbem-13	114	11	similar	similar	ADJ
fbem-13	114	12	user	user	NOUN
fbem-13	114	13	j	j	PROPN
fbem-13	114	14	predicts	predict	VERB
fbem-13	114	15	user	user	NOUN
fbem-13	114	16	i	i	PRON
fbem-13	114	17	’s	’s	AUX
fbem-13	114	18	rating	rate	VERB
fbem-13	114	19	for	for	ADP
fbem-13	114	20	item	item	NOUN
fbem-13	114	21	k	k	PROPN
fbem-13	114	22	,	,	PUNCT
fbem-13	114	23	the	the	DET
fbem-13	114	24	prediction	prediction	NOUN
fbem-13	114	25	result	result	NOUN
fbem-13	114	26	is	be	AUX
fbem-13	114	27	,	,	PUNCT
fbem-13	114	28	the	the	DET
fbem-13	114	29	calculation	calculation	NOUN
fbem-13	114	30	formula	formula	NOUN
fbem-13	114	31	is	be	AUX
fbem-13	114	32	as	as	SCONJ
fbem-13	114	33	follows	follow	VERB
fbem-13	114	34	:	:	PUNCT
fbem-13	114	35	(	(	PUNCT
fbem-13	114	36	4	4	X
fbem-13	114	37	)	)	PUNCT
fbem-13	114	38	simij	simij	NOUN
fbem-13	114	39	indicates	indicate	VERB
fbem-13	114	40	the	the	DET
fbem-13	114	41	similar	similar	ADJ
fbem-13	114	42	value	value	NOUN
fbem-13	114	43	of	of	ADP
fbem-13	114	44	user	user	NOUN
fbem-13	114	45	i	i	PROPN
fbem-13	114	46	and	and	CCONJ
fbem-13	114	47	j	j	PROPN
fbem-13	114	48	,	,	PUNCT
fbem-13	114	49	calculated	calculate	VERB
fbem-13	114	50	by	by	ADP
fbem-13	114	51	the	the	DET
fbem-13	114	52	pcc	pcc	NOUN
fbem-13	114	53	formula	formula	NOUN
fbem-13	114	54	.	.	PUNCT
fbem-13	115	1	on	on	ADP
fbem-13	115	2	this	this	DET
fbem-13	115	3	basis	basis	NOUN
fbem-13	115	4	,	,	PUNCT
fbem-13	115	5	if	if	SCONJ
fbem-13	115	6	the	the	DET
fbem-13	115	7	difference	difference	NOUN
fbem-13	115	8	between	between	ADP
fbem-13	115	9	the	the	DET
fbem-13	115	10	prediction	prediction	NOUN
fbem-13	115	11	result	result	NOUN
fbem-13	115	12	pkij	pkij	PROPN
fbem-13	115	13	of	of	ADP
fbem-13	115	14	user	user	PROPN
fbem-13	115	15	j	j	PROPN
fbem-13	115	16	and	and	CCONJ
fbem-13	115	17	the	the	DET
fbem-13	115	18	actual	actual	ADJ
fbem-13	115	19	rating	rating	NOUN
fbem-13	115	20	rik	rik	PROPN
fbem-13	115	21	of	of	ADP
fbem-13	115	22	user	user	NOUN
fbem-13	115	23	i	i	PRON
fbem-13	115	24	is	be	AUX
fbem-13	115	25	less	less	ADJ
fbem-13	115	26	than	than	ADP
fbem-13	115	27	the	the	DET
fbem-13	115	28	deviation	deviation	NOUN
fbem-13	115	29	threshold	threshold	NOUN
fbem-13	115	30	ε	ε	PROPN
fbem-13	115	31	set	set	VERB
fbem-13	115	32	by	by	ADP
fbem-13	115	33	the	the	DET
fbem-13	115	34	system	system	NOUN
fbem-13	115	35	.	.	PUNCT
fbem-13	116	1	it	it	PRON
fbem-13	116	2	is	be	AUX
fbem-13	116	3	considered	consider	VERB
fbem-13	116	4	that	that	SCONJ
fbem-13	116	5	similar	similar	ADJ
fbem-13	116	6	user	user	NOUN
fbem-13	116	7	j	j	PROPN
fbem-13	116	8	made	make	VERB
fbem-13	116	9	a	a	DET
fbem-13	116	10	correct	correct	ADJ
fbem-13	116	11	recommendation	recommendation	NOUN
fbem-13	116	12	to	to	PART
fbem-13	116	13	target	target	VERB
fbem-13	116	14	user	user	NOUN
fbem-13	116	15	i	i	PRON
fbem-13	116	16	on	on	ADP
fbem-13	116	17	item	item	PROPN
fbem-13	116	18	k.	k.	PROPN
fbem-13	117	1	the	the	DET
fbem-13	117	2	recommended	recommend	VERB
fbem-13	117	3	correct	correct	ADJ
fbem-13	117	4	value	value	NOUN
fbem-13	117	5	on	on	ADP
fbem-13	117	6	this	this	DET
fbem-13	117	7	item	item	NOUN
fbem-13	117	8	at	at	ADP
fbem-13	117	9	this	this	DET
fbem-13	117	10	time	time	NOUN
fbem-13	117	11	is	be	AUX
fbem-13	117	12	1	1	NUM
fbem-13	117	13	,	,	PUNCT
fbem-13	117	14	otherwise	otherwise	ADV
fbem-13	117	15	it	it	PRON
fbem-13	117	16	is	be	AUX
fbem-13	117	17	0	0	NUM
fbem-13	117	18	.	.	PUNCT
fbem-13	118	1	the	the	DET
fbem-13	118	2	calculation	calculation	NOUN
fbem-13	118	3	formula	formula	NOUN
fbem-13	118	4	is	be	AUX
fbem-13	118	5	as	as	SCONJ
fbem-13	118	6	follows	follow	VERB
fbem-13	118	7	:	:	PUNCT
fbem-13	118	8	(	(	PUNCT
fbem-13	118	9	5	5	X
fbem-13	118	10	)	)	PUNCT
fbem-13	118	11	else	else	ADV
fbem-13	118	12	among	among	ADP
fbem-13	118	13	them	they	PRON
fbem-13	118	14	,	,	PUNCT
fbem-13	118	15	reckij	reckij	NOUN
fbem-13	118	16	represents	represent	VERB
fbem-13	118	17	the	the	DET
fbem-13	118	18	correct	correct	ADJ
fbem-13	118	19	value	value	NOUN
fbem-13	118	20	recommended	recommend	VERB
fbem-13	118	21	by	by	ADP
fbem-13	118	22	similar	similar	ADJ
fbem-13	118	23	user	user	NOUN
fbem-13	118	24	j	j	PROPN
fbem-13	118	25	to	to	AUX
fbem-13	118	26	user	user	VERB
fbem-13	118	27	i	i	PRON
fbem-13	118	28	on	on	ADP
fbem-13	118	29	item	item	PROPN
fbem-13	118	30	k.	k.	PROPN
fbem-13	118	31	ε	ε	PROPN
fbem-13	118	32	represents	represent	VERB
fbem-13	118	33	the	the	DET
fbem-13	118	34	error	error	NOUN
fbem-13	118	35	value	value	NOUN
fbem-13	118	36	set	set	VERB
fbem-13	118	37	by	by	ADP
fbem-13	118	38	the	the	DET
fbem-13	118	39	system	system	NOUN
fbem-13	118	40	.	.	PUNCT
fbem-13	119	1	the	the	DET
fbem-13	119	2	seting	seting	NOUN
fbem-13	119	3	of	of	ADP
fbem-13	119	4	ε	ε	PROPN
fbem-13	119	5	value	value	NOUN
fbem-13	119	6	is	be	AUX
fbem-13	119	7	set	set	VERB
fbem-13	119	8	by	by	ADP
fbem-13	119	9	the	the	DET
fbem-13	119	10	step	step	NOUN
fbem-13	119	11	size	size	NOUN
fbem-13	119	12	of	of	ADP
fbem-13	119	13	the	the	DET
fbem-13	119	14	scoring	scoring	NOUN
fbem-13	119	15	data	datum	NOUN
fbem-13	119	16	.	.	PUNCT
fbem-13	120	1	for	for	ADP
fbem-13	120	2	target	target	NOUN
fbem-13	120	3	user	user	NOUN
fbem-13	120	4	i	i	PRON
fbem-13	120	5	and	and	CCONJ
fbem-13	120	6	similar	similar	ADJ
fbem-13	120	7	user	user	NOUN
fbem-13	120	8	j	j	PROPN
fbem-13	120	9	,	,	PUNCT
fbem-13	120	10	calculate	calculate	VERB
fbem-13	120	11	the	the	DET
fbem-13	120	12	average	average	ADJ
fbem-13	120	13	value	value	NOUN
fbem-13	120	14	of	of	ADP
fbem-13	120	15	the	the	DET
fbem-13	120	16	recommended	recommend	VERB
fbem-13	120	17	correct	correct	ADJ
fbem-13	120	18	value	value	NOUN
fbem-13	120	19	on	on	ADP
fbem-13	120	20	all	all	DET
fbem-13	120	21	common	common	ADJ
fbem-13	120	22	scoring	scoring	NOUN
fbem-13	120	23	items	item	NOUN
fbem-13	120	24	,	,	PUNCT
fbem-13	120	25	which	which	PRON
fbem-13	120	26	represents	represent	VERB
fbem-13	120	27	the	the	DET
fbem-13	120	28	local	local	ADJ
fbem-13	120	29	rating	rating	NOUN
fbem-13	120	30	trust	trust	NOUN
fbem-13	120	31	value	value	NOUN
fbem-13	120	32	.	.	PUNCT
fbem-13	121	1	calculated	calculate	VERB
fbem-13	121	2	as	as	SCONJ
fbem-13	121	3	follows	follow	VERB
fbem-13	121	4	:	:	PUNCT
fbem-13	121	5	4	4	NUM
fbem-13	121	6	(	(	PUNCT
fbem-13	121	7	6	6	NUM
fbem-13	121	8	)	)	PUNCT
fbem-13	121	9	the	the	DET
fbem-13	121	10	description	description	NOUN
fbem-13	121	11	of	of	ADP
fbem-13	121	12	the	the	DET
fbem-13	121	13	rating	rating	NOUN
fbem-13	121	14	trust	trust	NOUN
fbem-13	121	15	value	value	NOUN
fbem-13	121	16	algorithm	algorithm	NOUN
fbem-13	121	17	is	be	AUX
fbem-13	121	18	shown	show	VERB
fbem-13	121	19	in	in	ADP
fbem-13	121	20	table	table	NOUN
fbem-13	121	21	2	2	NUM
fbem-13	121	22	:	:	PUNCT
fbem-13	121	23	table	table	NOUN
fbem-13	121	24	2	2	NUM
fbem-13	121	25	.	.	PUNCT
fbem-13	121	26	rating	rating	NOUN
fbem-13	121	27	trust	trust	NOUN
fbem-13	121	28	value	value	NOUN
fbem-13	121	29	algorithm	algorithm	NOUN
fbem-13	121	30	description	description	NOUN
fbem-13	121	31	rating	rating	NOUN
fbem-13	121	32	trust	trust	NOUN
fbem-13	121	33	value	value	NOUN
fbem-13	121	34	algorithm	algorithm	NOUN
fbem-13	121	35	input	input	NOUN
fbem-13	121	36	:	:	PUNCT
fbem-13	121	37	user	user	NOUN
fbem-13	121	38	rating	rating	NOUN
fbem-13	121	39	data	datum	NOUN
fbem-13	121	40	r	r	NOUN
fbem-13	121	41	similar	similar	ADJ
fbem-13	121	42	user	user	NOUN
fbem-13	121	43	set	set	VERB
fbem-13	121	44	usersim(u	usersim(u	NOUN
fbem-13	121	45	)	)	PUNCT
fbem-13	121	46	score	score	NOUN
fbem-13	121	47	prediction	prediction	NOUN
fbem-13	121	48	bias	bias	NOUN
fbem-13	121	49	threshold	threshold	NOUN
fbem-13	121	50	ε	ε	PROPN
fbem-13	121	51	output	output	NOUN
fbem-13	121	52	:	:	PUNCT
fbem-13	121	53	user	user	NOUN
fbem-13	121	54	rating	rating	NOUN
fbem-13	121	55	trust	trust	PROPN
fbem-13	121	56	rt	rt	PROPN
fbem-13	121	57	//compute	//compute	PUNCT
fbem-13	121	58	local	local	ADJ
fbem-13	121	59	rating	rating	NOUN
fbem-13	121	60	trust	trust	NOUN
fbem-13	121	61	for	for	SCONJ
fbem-13	121	62	i=1	i=1	PROPN
fbem-13	121	63	to	to	PART
fbem-13	121	64	m	m	PROPN
fbem-13	121	65	do	do	VERB
fbem-13	121	66	for	for	SCONJ
fbem-13	121	67	do	do	AUX
fbem-13	121	68	pij	pij	VERB
fbem-13	121	69	=	=	NOUN
fbem-13	121	70	formula(1	formula(1	ADJ
fbem-13	121	71	)	)	PUNCT
fbem-13	121	72	if	if	SCONJ
fbem-13	121	73	(	(	PUNCT
fbem-13	121	74	pkij	pkij	PROPN
fbem-13	121	75	–	–	PUNCT
fbem-13	121	76	ri(k	ri(k	NUM
fbem-13	121	77	)	)	PUNCT
fbem-13	121	78	)	)	PUNCT
fbem-13	121	79	≥	≥	X
fbem-13	122	1	ε	ε	PROPN
fbem-13	122	2	then	then	ADV
fbem-13	122	3	rlij	rlij	VERB
fbem-13	122	4	=	=	NOUN
fbem-13	122	5	rlij	rlij	NOUN
fbem-13	122	6	+	+	CCONJ
fbem-13	122	7	1	1	NUM
fbem-13	122	8	else	else	ADV
fbem-13	122	9	rlij	rlij	NOUN
fbem-13	122	10	=	=	NOUN
fbem-13	122	11	rlij	rlij	NOUN
fbem-13	123	1	+	+	CCONJ
fbem-13	123	2	0	0	NUM
fbem-13	123	3	end	end	NOUN
fbem-13	123	4	for	for	ADP
fbem-13	123	5	rt1(i	rt1(i	PROPN
fbem-13	123	6	,	,	PUNCT
fbem-13	123	7	j	j	NOUN
fbem-13	123	8	)	)	PUNCT
fbem-13	123	9	=	=	SYM
fbem-13	123	10	rlij/|pij|	rlij/|pij|	NOUN
fbem-13	123	11	//local	//local	X
fbem-13	123	12	rating	rating	NOUN
fbem-13	123	13	trust	trust	NOUN
fbem-13	123	14	end	end	VERB
fbem-13	123	15	for	for	ADP
fbem-13	123	16	end	end	NOUN
fbem-13	123	17	for	for	ADP
fbem-13	123	18	end	end	NOUN
fbem-13	123	19	for	for	ADP
fbem-13	123	20	//compute	//compute	X
fbem-13	123	21	global	global	ADJ
fbem-13	123	22	rating	rating	NOUN
fbem-13	123	23	trust	trust	NOUN
fbem-13	123	24	for	for	SCONJ
fbem-13	123	25	i=1	i=1	PROPN
fbem-13	123	26	to	to	PART
fbem-13	123	27	m	m	VERB
fbem-13	123	28	do	do	VERB
fbem-13	123	29	f[i	f[i	ADV
fbem-13	123	30	]	]	X
fbem-13	123	31	=	=	SYM
fbem-13	123	32	ratingtimes(ui	ratingtimes(ui	PROPN
fbem-13	123	33	)	)	PUNCT
fbem-13	123	34	q[i	q[i	NOUN
fbem-13	123	35	]	]	X
fbem-13	123	36	=	=	SYM
fbem-13	123	37	neighbortimes(ui	neighbortimes(ui	PROPN
fbem-13	123	38	)	)	PUNCT
fbem-13	123	39	rt2(i	rt2(i	PROPN
fbem-13	123	40	)	)	PUNCT
fbem-13	123	41	=	=	SYM
fbem-13	124	1	2/(1/(1	2/(1/(1	NUM
fbem-13	125	1	−	−	NOUN
fbem-13	125	2	1	1	NUM
fbem-13	125	3	/	/	SYM
fbem-13	125	4	log(f[i	log(f[i	NOUN
fbem-13	125	5	]	]	PUNCT
fbem-13	125	6	+	+	CCONJ
fbem-13	125	7	3	3	NUM
fbem-13	125	8	)	)	PUNCT
fbem-13	125	9	)	)	PUNCT
fbem-13	126	1	+	+	CCONJ
fbem-13	126	2	1/(1	1/(1	NUM
fbem-13	126	3	−	−	NOUN
fbem-13	126	4	1	1	NUM
fbem-13	126	5	/	/	SYM
fbem-13	126	6	log(q[i	log(q[i	PROPN
fbem-13	126	7	]	]	PUNCT
fbem-13	126	8	+	+	CCONJ
fbem-13	126	9	3	3	NUM
fbem-13	126	10	)	)	PUNCT
fbem-13	126	11	)	)	PUNCT
fbem-13	126	12	)	)	PUNCT
fbem-13	126	13	end	end	VERB
fbem-13	126	14	for	for	ADP
fbem-13	126	15	//compute	//compute	NOUN
fbem-13	126	16	rating	rating	NOUN
fbem-13	126	17	trust	trust	NOUN
fbem-13	126	18	for	for	SCONJ
fbem-13	126	19	i=1	i=1	PROPN
fbem-13	126	20	to	to	PART
fbem-13	126	21	m	m	PROPN
fbem-13	126	22	do	do	VERB
fbem-13	126	23	for	for	SCONJ
fbem-13	126	24	j=1	j=1	PROPN
fbem-13	126	25	to	to	PART
fbem-13	126	26	m	m	VERB
fbem-13	126	27	do	do	VERB
fbem-13	126	28	rt(i	rt(i	NUM
fbem-13	126	29	,	,	PUNCT
fbem-13	126	30	j	j	NOUN
fbem-13	126	31	)	)	PUNCT
fbem-13	126	32	=	=	SYM
fbem-13	126	33	2	2	NUM
fbem-13	126	34	∗	∗	NOUN
fbem-13	126	35	rt1(i	rt1(i	PROPN
fbem-13	126	36	,	,	PUNCT
fbem-13	126	37	j	j	NOUN
fbem-13	126	38	)	)	PUNCT
fbem-13	126	39	∗	∗	NOUN
fbem-13	126	40	rt2(j)/(rt1(i	rt2(j)/(rt1(i	PROPN
fbem-13	126	41	,	,	PUNCT
fbem-13	126	42	j	j	NOUN
fbem-13	126	43	)	)	PUNCT
fbem-13	127	1	+	+	CCONJ
fbem-13	127	2	rt2(j	rt2(j	NOUN
fbem-13	127	3	)	)	PUNCT
fbem-13	127	4	)	)	PUNCT
fbem-13	127	5	end	end	VERB
fbem-13	127	6	for	for	ADP
fbem-13	127	7	end	end	NOUN
fbem-13	127	8	for	for	ADP
fbem-13	127	9	return	return	NOUN
fbem-13	127	10	rt	rt	PROPN
fbem-13	127	11	end	end	NOUN
fbem-13	127	12	2	2	NUM
fbem-13	127	13	)	)	PUNCT
fbem-13	127	14	global	global	ADJ
fbem-13	127	15	rating	rating	NOUN
fbem-13	127	16	trust	trust	PROPN
fbem-13	127	17	.	.	PUNCT
fbem-13	128	1	the	the	DET
fbem-13	128	2	calculation	calculation	NOUN
fbem-13	128	3	formula	formula	NOUN
fbem-13	128	4	of	of	ADP
fbem-13	128	5	the	the	DET
fbem-13	128	6	user	user	NOUN
fbem-13	128	7	’s	’s	PART
fbem-13	128	8	global	global	ADJ
fbem-13	128	9	rating	rating	NOUN
fbem-13	128	10	trust	trust	NOUN
fbem-13	128	11	is	be	AUX
fbem-13	128	12	as	as	SCONJ
fbem-13	128	13	follows	follow	VERB
fbem-13	128	14	:	:	PUNCT
fbem-13	128	15	(	(	PUNCT
fbem-13	128	16	7	7	X
fbem-13	128	17	)	)	PUNCT
fbem-13	128	18	where	where	SCONJ
fbem-13	128	19	rgi	rgi	PROPN
fbem-13	128	20	represents	represent	VERB
fbem-13	128	21	the	the	DET
fbem-13	128	22	global	global	ADJ
fbem-13	128	23	rating	rating	NOUN
fbem-13	128	24	trust	trust	NOUN
fbem-13	128	25	of	of	ADP
fbem-13	128	26	user	user	PROPN
fbem-13	128	27	i.	i.	PROPN
fbem-13	128	28	qi	qi	PROPN
fbem-13	128	29	represents	represent	VERB
fbem-13	128	30	the	the	DET
fbem-13	128	31	number	number	NOUN
fbem-13	128	32	of	of	ADP
fbem-13	128	33	times	time	NOUN
fbem-13	128	34	user	user	NOUN
fbem-13	128	35	i	i	PRON
fbem-13	128	36	is	be	AUX
fbem-13	128	37	a	a	DET
fbem-13	128	38	similar	similar	ADJ
fbem-13	128	39	user	user	NOUN
fbem-13	128	40	of	of	ADP
fbem-13	128	41	other	other	ADJ
fbem-13	128	42	users	user	NOUN
fbem-13	128	43	.	.	PUNCT
fbem-13	129	1	fi	fi	PROPN
fbem-13	129	2	represents	represent	VERB
fbem-13	129	3	the	the	DET
fbem-13	129	4	total	total	ADJ
fbem-13	129	5	number	number	NOUN
fbem-13	129	6	of	of	ADP
fbem-13	129	7	scoring	scoring	NOUN
fbem-13	129	8	times	time	NOUN
fbem-13	129	9	of	of	ADP
fbem-13	129	10	user	user	NOUN
fbem-13	129	11	i	i	PRON
fbem-13	129	12	in	in	ADP
fbem-13	129	13	the	the	DET
fbem-13	129	14	system	system	NOUN
fbem-13	129	15	.	.	PUNCT
fbem-13	130	1	4.4	4.4	NUM
fbem-13	130	2	.	.	PUNCT
fbem-13	131	1	how	how	SCONJ
fbem-13	131	2	to	to	PART
fbem-13	131	3	integrate	integrate	VERB
fbem-13	131	4	user	user	NOUN
fbem-13	131	5	trust	trust	NOUN
fbem-13	131	6	and	and	CCONJ
fbem-13	131	7	rating	rating	NOUN
fbem-13	131	8	trust	trust	NOUN
fbem-13	131	9	by	by	ADP
fbem-13	131	10	setting	set	VERB
fbem-13	131	11	the	the	DET
fbem-13	131	12	recommendation	recommendation	NOUN
fbem-13	131	13	weight	weight	NOUN
fbem-13	131	14	sik	sik	NOUN
fbem-13	131	15	,	,	PUNCT
fbem-13	131	16	which	which	PRON
fbem-13	131	17	adaptively	adaptively	ADV
fbem-13	131	18	balances	balance	VERB
fbem-13	131	19	the	the	DET
fbem-13	131	20	user	user	PROPN
fbem-13	131	21	trust	trust	PROPN
fbem-13	131	22	relationship	relationship	NOUN
fbem-13	131	23	and	and	CCONJ
fbem-13	131	24	rating	rating	NOUN
fbem-13	131	25	trust	trust	NOUN
fbem-13	131	26	relationship	relationship	NOUN
fbem-13	131	27	,	,	PUNCT
fbem-13	131	28	improves	improve	VERB
fbem-13	131	29	the	the	DET
fbem-13	131	30	ability	ability	NOUN
fbem-13	131	31	to	to	PART
fbem-13	131	32	identify	identify	VERB
fbem-13	131	33	trusted	trusted	ADJ
fbem-13	131	34	users	user	NOUN
fbem-13	131	35	,	,	PUNCT
fbem-13	131	36	and	and	CCONJ
fbem-13	131	37	avoids	avoid	VERB
fbem-13	131	38	inaccurate	inaccurate	ADJ
fbem-13	131	39	rating	rating	NOUN
fbem-13	131	40	prediction	prediction	NOUN
fbem-13	131	41	due	due	ADP
fbem-13	131	42	to	to	PART
fbem-13	131	43	sparse	sparse	VERB
fbem-13	131	44	trust	trust	NOUN
fbem-13	131	45	data	datum	NOUN
fbem-13	131	46	.	.	PUNCT
fbem-13	132	1	set	set	VERB
fbem-13	132	2	the	the	DET
fbem-13	132	3	maximum	maximum	ADJ
fbem-13	132	4	and	and	CCONJ
fbem-13	132	5	minimum	minimum	ADJ
fbem-13	132	6	number	number	NOUN
fbem-13	132	7	of	of	ADP
fbem-13	132	8	common	common	ADJ
fbem-13	132	9	scoring	scoring	NOUN
fbem-13	132	10	items	item	NOUN
fbem-13	132	11	in	in	ADP
fbem-13	132	12	the	the	DET
fbem-13	132	13	system	system	NOUN
fbem-13	132	14	.	.	PUNCT
fbem-13	133	1	the	the	DET
fbem-13	133	2	maximum	maximum	ADJ
fbem-13	133	3	value	value	NOUN
fbem-13	133	4	is	be	AUX
fbem-13	133	5	nmax	nmax	ADJ
fbem-13	133	6	denotes	denote	NOUN
fbem-13	133	7	the	the	DET
fbem-13	133	8	minimum	minimum	NOUN
fbem-13	133	9	value	value	NOUN
fbem-13	133	10	by	by	ADP
fbem-13	133	11	nmin	nmin	PROPN
fbem-13	133	12	.	.	PUNCT
fbem-13	133	13	sik	sik	PROPN
fbem-13	133	14	is	be	AUX
fbem-13	133	15	the	the	DET
fbem-13	133	16	recommended	recommend	VERB
fbem-13	133	17	weight	weight	NOUN
fbem-13	133	18	,	,	PUNCT
fbem-13	133	19	which	which	PRON
fbem-13	133	20	can	can	AUX
fbem-13	133	21	be	be	AUX
fbem-13	133	22	calculated	calculate	VERB
fbem-13	133	23	by	by	ADP
fbem-13	133	24	the	the	DET
fbem-13	133	25	following	follow	VERB
fbem-13	133	26	piecewise	piecewise	NOUN
fbem-13	133	27	function	function	NOUN
fbem-13	133	28	:	:	PUNCT
fbem-13	133	29	(	(	PUNCT
fbem-13	133	30	8)	8)	NUM
fbem-13	133	31	4.5	4.5	NUM
fbem-13	133	32	.	.	PUNCT
fbem-13	134	1	how	how	SCONJ
fbem-13	134	2	to	to	PART
fbem-13	134	3	score	score	VERB
fbem-13	134	4	predictions	prediction	NOUN
fbem-13	134	5	tr	tr	VERB
fbem-13	134	6	-	-	NOUN
fbem-13	134	7	pmf	pmf	NOUN
fbem-13	134	8	effectively	effectively	ADV
fbem-13	134	9	predicts	predict	VERB
fbem-13	134	10	the	the	DET
fbem-13	134	11	user	user	NOUN
fbem-13	134	12	’s	’s	PART
fbem-13	134	13	scoring	scoring	NOUN
fbem-13	134	14	results	result	NOUN
fbem-13	134	15	for	for	ADP
fbem-13	134	16	the	the	DET
fbem-13	134	17	item	item	NOUN
fbem-13	134	18	through	through	ADP
fbem-13	134	19	the	the	DET
fbem-13	134	20	calculated	calculate	VERB
fbem-13	134	21	recommendation	recommendation	NOUN
fbem-13	134	22	weight	weight	NOUN
fbem-13	134	23	.	.	PUNCT
fbem-13	135	1	the	the	DET
fbem-13	135	2	recommendation	recommendation	NOUN
fbem-13	135	3	weight	weight	NOUN
fbem-13	135	4	is	be	AUX
fbem-13	135	5	integrated	integrate	VERB
fbem-13	135	6	into	into	ADP
fbem-13	135	7	the	the	DET
fbem-13	135	8	pmf	pmf	NOUN
fbem-13	135	9	,	,	PUNCT
fbem-13	135	10	the	the	DET
fbem-13	135	11	user	user	NOUN
fbem-13	135	12	and	and	CCONJ
fbem-13	135	13	item	item	NOUN
fbem-13	135	14	feature	feature	NOUN
fbem-13	135	15	matrix	matrix	NOUN
fbem-13	135	16	is	be	AUX
fbem-13	135	17	learned	learn	VERB
fbem-13	135	18	,	,	PUNCT
fbem-13	135	19	and	and	CCONJ
fbem-13	135	20	finally	finally	ADV
fbem-13	135	21	the	the	DET
fbem-13	135	22	score	score	NOUN
fbem-13	135	23	is	be	AUX
fbem-13	135	24	predicted	predict	VERB
fbem-13	135	25	.	.	PUNCT
fbem-13	136	1	due	due	ADP
fbem-13	136	2	to	to	ADP
fbem-13	136	3	the	the	DET
fbem-13	136	4	influence	influence	NOUN
fbem-13	136	5	of	of	ADP
fbem-13	136	6	the	the	DET
fbem-13	136	7	trust	trust	NOUN
fbem-13	136	8	relationship	relationship	NOUN
fbem-13	136	9	,	,	PUNCT
fbem-13	136	10	the	the	DET
fbem-13	136	11	behavior	behavior	NOUN
fbem-13	136	12	of	of	ADP
fbem-13	136	13	each	each	DET
fbem-13	136	14	user	user	NOUN
fbem-13	136	15	i	i	PRON
fbem-13	136	16	will	will	AUX
fbem-13	136	17	be	be	AUX
fbem-13	136	18	affected	affect	VERB
fbem-13	136	19	by	by	ADP
fbem-13	136	20	the	the	DET
fbem-13	136	21	directly	directly	ADV
fbem-13	136	22	connected	connect	VERB
fbem-13	136	23	user	user	NOUN
fbem-13	136	24	n(i	n(i	PROPN
fbem-13	136	25	)	)	PUNCT
fbem-13	136	26	,	,	PUNCT
fbem-13	136	27	where	where	SCONJ
fbem-13	136	28	n(i	n(i	PROPN
fbem-13	136	29	)	)	PUNCT
fbem-13	136	30	is	be	AUX
fbem-13	136	31	the	the	DET
fbem-13	136	32	set	set	NOUN
fbem-13	136	33	of	of	ADP
fbem-13	136	34	users	user	NOUN
fbem-13	136	35	who	who	PRON
fbem-13	136	36	have	have	VERB
fbem-13	136	37	a	a	DET
fbem-13	136	38	recommendation	recommendation	NOUN
fbem-13	136	39	weight	weight	NOUN
fbem-13	136	40	for	for	ADP
fbem-13	136	41	the	the	DET
fbem-13	136	42	user	user	NOUN
fbem-13	136	43	i.	i.	PROPN
fbem-13	136	44	then	then	ADV
fbem-13	136	45	the	the	DET
fbem-13	136	46	feature	feature	NOUN
fbem-13	136	47	vector	vector	NOUN
fbem-13	136	48	of	of	ADP
fbem-13	136	49	user	user	NOUN
fbem-13	136	50	i	i	PRON
fbem-13	136	51	can	can	AUX
fbem-13	136	52	be	be	AUX
fbem-13	136	53	expressed	express	VERB
fbem-13	136	54	as	as	SCONJ
fbem-13	136	55	follows	follow	VERB
fbem-13	136	56	:	:	PUNCT
fbem-13	136	57	(	(	PUNCT
fbem-13	136	58	9	9	X
fbem-13	136	59	)	)	PUNCT
fbem-13	136	60	in	in	ADP
fbem-13	136	61	order	order	NOUN
fbem-13	136	62	to	to	PART
fbem-13	136	63	facilitate	facilitate	VERB
fbem-13	136	64	the	the	DET
fbem-13	136	65	calculation	calculation	NOUN
fbem-13	136	66	,	,	PUNCT
fbem-13	136	67	the	the	DET
fbem-13	136	68	trust	trust	NOUN
fbem-13	136	69	matrix	matrix	NOUN
fbem-13	136	70	of	of	ADP
fbem-13	136	71	each	each	DET
fbem-13	136	72	row	row	NOUN
fbem-13	136	73	of	of	ADP
fbem-13	136	74	the	the	DET
fbem-13	136	75	user	user	NOUN
fbem-13	136	76	is	be	AUX
fbem-13	136	77	normalized	normalize	VERB
fbem-13	136	78	,	,	PUNCT
fbem-13	136	79	then	then	ADV
fbem-13	136	80	for	for	ADP
fbem-13	136	81	each	each	DET
fbem-13	136	82	user	user	NOUN
fbem-13	136	83	i	i	PRON
fbem-13	136	84	can	can	AUX
fbem-13	136	85	be	be	AUX
fbem-13	136	86	obtained	obtain	VERB
fbem-13	136	87	.	.	PUNCT
fbem-13	137	1	assuming	assume	VERB
fbem-13	137	2	that	that	SCONJ
fbem-13	137	3	the	the	DET
fbem-13	137	4	rating	rating	NOUN
fbem-13	137	5	is	be	AUX
fbem-13	137	6	a	a	DET
fbem-13	137	7	gaussian	gaussian	ADJ
fbem-13	137	8	distribution	distribution	NOUN
fbem-13	137	9	with	with	ADP
fbem-13	137	10	gaussian	gaussian	ADJ
fbem-13	137	11	noise	noise	NOUN
fbem-13	137	12	[	[	X
fbem-13	137	13	63	63	NUM
fbem-13	137	14	]	]	PUNCT
fbem-13	137	15	,	,	PUNCT
fbem-13	137	16	the	the	DET
fbem-13	137	17	formula	formula	NOUN
fbem-13	137	18	is	be	AUX
fbem-13	137	19	as	as	SCONJ
fbem-13	137	20	follows	follow	VERB
fbem-13	137	21	:	:	PUNCT
fbem-13	137	22	m	m	NOUN
fbem-13	137	23	n	n	ADV
fbem-13	137	24	p(r|u	p(r|u	NUM
fbem-13	137	25	,	,	PUNCT
fbem-13	137	26	v	v	NOUN
fbem-13	137	27	,	,	PUNCT
fbem-13	137	28	σr2	σr2	NUM
fbem-13	137	29	)	)	PUNCT
fbem-13	138	1	=	=	SYM
fbem-13	138	2	yy[n(rij|g(uitvj),σr2	yy[n(rij|g(uitvj),σr2	NOUN
fbem-13	138	3	)	)	PUNCT
fbem-13	138	4	]	]	X
fbem-13	138	5	iij	iij	NOUN
fbem-13	138	6	(	(	PUNCT
fbem-13	138	7	10	10	NUM
fbem-13	138	8	)	)	PUNCT
fbem-13	138	9	i=1	i=1	VERB
fbem-13	139	1	j=1	j=1	NOUN
fbem-13	139	2	the	the	DET
fbem-13	139	3	item	item	NOUN
fbem-13	139	4	feature	feature	NOUN
fbem-13	139	5	vector	vector	NOUN
fbem-13	139	6	obeys	obey	VERB
fbem-13	139	7	the	the	DET
fbem-13	139	8	following	follow	VERB
fbem-13	139	9	gaussian	gaussian	ADJ
fbem-13	139	10	distribution	distribution	NOUN
fbem-13	139	11	:	:	PUNCT
fbem-13	139	12	n	n	PROPN
fbem-13	139	13	p(v	p(v	NOUN
fbem-13	139	14	|σv2	|σv2	PROPN
fbem-13	139	15	)	)	PUNCT
fbem-13	139	16	=	=	SYM
fbem-13	139	17	y	y	PROPN
fbem-13	139	18	n(vj|0,σv2	n(vj|0,σv2	PROPN
fbem-13	139	19	i	i	PROPN
fbem-13	139	20	)	)	PUNCT
fbem-13	139	21	(	(	PUNCT
fbem-13	139	22	11	11	NUM
fbem-13	139	23	)	)	PUNCT
fbem-13	139	24	j=1	j=1	NOUN
fbem-13	139	25	according	accord	VERB
fbem-13	139	26	to	to	ADP
fbem-13	139	27	the	the	DET
fbem-13	139	28	principle	principle	NOUN
fbem-13	139	29	of	of	ADP
fbem-13	139	30	bayesian	bayesian	NOUN
fbem-13	139	31	formula	formula	NOUN
fbem-13	139	32	,	,	PUNCT
fbem-13	139	33	the	the	DET
fbem-13	139	34	posterior	posterior	ADJ
fbem-13	139	35	probability	probability	NOUN
fbem-13	139	36	distribution	distribution	NOUN
fbem-13	139	37	formula	formula	NOUN
fbem-13	139	38	of	of	ADP
fbem-13	139	39	the	the	DET
fbem-13	139	40	feature	feature	NOUN
fbem-13	139	41	vectors	vector	NOUN
fbem-13	139	42	u	u	NOUN
fbem-13	139	43	and	and	CCONJ
fbem-13	139	44	v	v	NOUN
fbem-13	139	45	of	of	ADP
fbem-13	139	46	users	user	NOUN
fbem-13	139	47	and	and	CCONJ
fbem-13	139	48	items	item	NOUN
fbem-13	139	49	can	can	AUX
fbem-13	139	50	be	be	AUX
fbem-13	139	51	obtained	obtain	VERB
fbem-13	139	52	as	as	ADP
fbem-13	139	53	follows	follow	VERB
fbem-13	139	54	:	:	PUNCT
fbem-13	139	55	using	use	VERB
fbem-13	139	56	bayes	baye	NOUN
fbem-13	139	57	’	'	PUNCT
fbem-13	139	58	rule	rule	NOUN
fbem-13	139	59	to	to	PART
fbem-13	139	60	derive	derive	VERB
fbem-13	139	61	the	the	DET
fbem-13	139	62	posterior	posterior	ADJ
fbem-13	139	63	probability	probability	NOUN
fbem-13	139	64	formula	formula	NOUN
fbem-13	139	65	of	of	ADP
fbem-13	139	66	the	the	DET
fbem-13	139	67	feature	feature	NOUN
fbem-13	139	68	vector	vector	PROPN
fbem-13	139	69	u	u	PROPN
fbem-13	139	70	,	,	PUNCT
fbem-13	139	71	v	v	NOUN
fbem-13	139	72	:	:	SYM
fbem-13	139	73	5	5	NUM
fbem-13	139	74	(	(	PUNCT
fbem-13	139	75	12	12	NUM
fbem-13	139	76	)	)	PUNCT
fbem-13	139	77	calculate	calculate	VERB
fbem-13	139	78	the	the	DET
fbem-13	139	79	partial	partial	ADJ
fbem-13	139	80	derivatives	derivative	NOUN
fbem-13	139	81	of	of	ADP
fbem-13	139	82	u	u	NOUN
fbem-13	139	83	and	and	CCONJ
fbem-13	139	84	v	v	NOUN
fbem-13	139	85	through	through	ADP
fbem-13	139	86	the	the	DET
fbem-13	139	87	loss	loss	NOUN
fbem-13	139	88	function	function	NOUN
fbem-13	139	89	.	.	PUNCT
fbem-13	140	1	the	the	DET
fbem-13	140	2	calculation	calculation	NOUN
fbem-13	140	3	is	be	AUX
fbem-13	140	4	as	as	SCONJ
fbem-13	140	5	follows	follow	VERB
fbem-13	140	6	:	:	PUNCT
fbem-13	140	7	(	(	PUNCT
fbem-13	140	8	13	13	X
fbem-13	140	9	)	)	PUNCT
fbem-13	140	10	using	use	VERB
fbem-13	140	11	gradient	gradient	ADJ
fbem-13	140	12	descent	descent	NOUN
fbem-13	140	13	to	to	PART
fbem-13	140	14	update	update	VERB
fbem-13	140	15	the	the	DET
fbem-13	140	16	model	model	NOUN
fbem-13	140	17	parameters	parameter	NOUN
fbem-13	140	18	u	u	NOUN
fbem-13	140	19	and	and	CCONJ
fbem-13	140	20	v	v	NOUN
fbem-13	140	21	,	,	PUNCT
fbem-13	140	22	the	the	DET
fbem-13	140	23	scoring	scoring	NOUN
fbem-13	140	24	prediction	prediction	NOUN
fbem-13	140	25	formula	formula	NOUN
fbem-13	140	26	is	be	AUX
fbem-13	140	27	as	as	SCONJ
fbem-13	140	28	follows	follow	VERB
fbem-13	140	29	:	:	PUNCT
fbem-13	140	30	(	(	PUNCT
fbem-13	140	31	14	14	NUM
fbem-13	140	32	)	)	PUNCT
fbem-13	140	33	rmax	rmax	NOUN
fbem-13	140	34	is	be	AUX
fbem-13	140	35	the	the	DET
fbem-13	140	36	maximum	maximum	ADJ
fbem-13	140	37	value	value	NOUN
fbem-13	140	38	of	of	ADP
fbem-13	140	39	the	the	DET
fbem-13	140	40	rating	rating	NOUN
fbem-13	140	41	range	range	NOUN
fbem-13	140	42	in	in	ADP
fbem-13	140	43	the	the	DET
fbem-13	140	44	recommendation	recommendation	NOUN
fbem-13	140	45	system	system	NOUN
fbem-13	140	46	.	.	PUNCT
fbem-13	141	1	5	5	X
fbem-13	141	2	.	.	X
fbem-13	141	3	evaluation	evaluation	NOUN
fbem-13	141	4	we	we	PRON
fbem-13	141	5	evaluated	evaluate	VERB
fbem-13	141	6	our	our	PRON
fbem-13	141	7	method	method	NOUN
fbem-13	141	8	on	on	ADP
fbem-13	141	9	two	two	NUM
fbem-13	141	10	datasets	dataset	NOUN
fbem-13	141	11	:	:	PUNCT
fbem-13	141	12	ciao	ciao	NOUN
fbem-13	141	13	and	and	CCONJ
fbem-13	141	14	filmtrust	filmtrust	NOUN
fbem-13	141	15	,	,	PUNCT
fbem-13	141	16	which	which	PRON
fbem-13	141	17	are	be	AUX
fbem-13	141	18	two	two	NUM
fbem-13	141	19	open	open	ADJ
fbem-13	141	20	real	real	ADJ
fbem-13	141	21	datasets	dataset	NOUN
fbem-13	141	22	[	[	X
fbem-13	141	23	13	13	NUM
fbem-13	141	24	]	]	PUNCT
fbem-13	141	25	.	.	PUNCT
fbem-13	142	1	the	the	DET
fbem-13	142	2	first	first	PROPN
fbem-13	142	3	ciao	ciao	PROPN
fbem-13	142	4	data	datum	NOUN
fbem-13	142	5	set	set	VERB
fbem-13	142	6	is	be	AUX
fbem-13	142	7	the	the	DET
fbem-13	142	8	real	real	ADJ
fbem-13	142	9	data	datum	NOUN
fbem-13	142	10	collected	collect	VERB
fbem-13	142	11	by	by	ADP
fbem-13	142	12	tang	tang	PROPN
fbem-13	142	13	et	et	PROPN
fbem-13	142	14	al	al	PROPN
fbem-13	142	15	on	on	ADP
fbem-13	142	16	the	the	DET
fbem-13	142	17	article	article	NOUN
fbem-13	142	18	review	review	NOUN
fbem-13	142	19	site	site	NOUN
fbem-13	142	20	ciao	ciao	PROPN
fbem-13	142	21	.	.	PUNCT
fbem-13	143	1	the	the	DET
fbem-13	143	2	second	second	ADJ
fbem-13	143	3	filmtrust	filmtrust	NOUN
fbem-13	143	4	data	datum	NOUN
fbem-13	143	5	set	set	VERB
fbem-13	143	6	is	be	AUX
fbem-13	143	7	the	the	DET
fbem-13	143	8	real	real	ADJ
fbem-13	143	9	data	datum	NOUN
fbem-13	143	10	on	on	ADP
fbem-13	143	11	the	the	DET
fbem-13	143	12	filmtrust	filmtrust	NOUN
fbem-13	143	13	website	website	NOUN
fbem-13	143	14	,	,	PUNCT
fbem-13	143	15	which	which	PRON
fbem-13	143	16	was	be	AUX
fbem-13	143	17	captured	capture	VERB
fbem-13	143	18	by	by	ADP
fbem-13	143	19	guo	guo	PROPN
fbem-13	143	20	et	et	PROPN
fbem-13	143	21	al	al	PROPN
fbem-13	143	22	.	.	PROPN
fbem-13	143	23	table	table	PROPN
fbem-13	143	24	3	3	NUM
fbem-13	143	25	.	.	PUNCT
fbem-13	143	26	structure	structure	NOUN
fbem-13	143	27	of	of	ADP
fbem-13	143	28	dataset	dataset	ADJ
fbem-13	143	29	feature	feature	NOUN
fbem-13	143	30	ciao	ciao	X
fbem-13	143	31	filmtrust	filmtrust	NOUN
fbem-13	143	32	users	user	NOUN
fbem-13	143	33	7375	7375	NUM
fbem-13	143	34	427	427	NUM
fbem-13	143	35	items	item	NOUN
fbem-13	143	36	106997	106997	NUM
fbem-13	143	37	11848	11848	NUM
fbem-13	143	38	ratings	rating	NOUN
fbem-13	143	39	284086	284086	NUM
fbem-13	143	40	1313	1313	NUM
fbem-13	143	41	social	social	ADJ
fbem-13	143	42	relations	relation	NOUN
fbem-13	143	43	111781	111781	NUM
fbem-13	143	44	1853	1853	NUM
fbem-13	143	45	avg	avg	NOUN
fbem-13	143	46	ratings	rating	NOUN
fbem-13	143	47	per	per	ADP
fbem-13	143	48	item	item	NOUN
fbem-13	143	49	2.65	2.65	NUM
fbem-13	143	50	0.11	0.11	NUM
fbem-13	143	51	avg	avg	NOUN
fbem-13	143	52	ratings	rating	NOUN
fbem-13	143	53	per	per	ADP
fbem-13	143	54	user	user	NOUN
fbem-13	143	55	38.52	38.52	NUM
fbem-13	143	56	3.07	3.07	NUM
fbem-13	143	57	the	the	DET
fbem-13	143	58	common	common	ADJ
fbem-13	143	59	evaluation	evaluation	NOUN
fbem-13	143	60	methods	method	NOUN
fbem-13	143	61	of	of	ADP
fbem-13	143	62	recommendation	recommendation	NOUN
fbem-13	143	63	algorithm	algorithm	NOUN
fbem-13	143	64	are	be	AUX
fbem-13	143	65	root	root	NOUN
fbem-13	143	66	mean	mean	ADJ
fbem-13	143	67	square	square	ADJ
fbem-13	143	68	error	error	NOUN
fbem-13	143	69	(	(	PUNCT
fbem-13	143	70	rmse	rmse	NOUN
fbem-13	143	71	)	)	PUNCT
fbem-13	143	72	and	and	CCONJ
fbem-13	143	73	mean	mean	VERB
fbem-13	143	74	absolute	absolute	ADJ
fbem-13	143	75	error	error	NOUN
fbem-13	143	76	(	(	PUNCT
fbem-13	143	77	mae	mae	PROPN
fbem-13	143	78	)	)	PUNCT
fbem-13	144	1	[	[	X
fbem-13	144	2	13	13	NUM
fbem-13	144	3	]	]	PUNCT
fbem-13	144	4	.	.	PUNCT
fbem-13	145	1	in	in	ADP
fbem-13	145	2	order	order	NOUN
fbem-13	145	3	to	to	PART
fbem-13	145	4	measure	measure	VERB
fbem-13	145	5	the	the	DET
fbem-13	145	6	accuracy	accuracy	NOUN
fbem-13	145	7	of	of	ADP
fbem-13	145	8	our	our	PRON
fbem-13	145	9	tr	tr	VERB
fbem-13	145	10	-	-	NOUN
fbem-13	145	11	pmf	pmf	NOUN
fbem-13	145	12	algorithm	algorithm	NOUN
fbem-13	145	13	.	.	PUNCT
fbem-13	146	1	(	(	PUNCT
fbem-13	146	2	15	15	NUM
fbem-13	146	3	)	)	PUNCT
fbem-13	146	4	5.1	5.1	NUM
fbem-13	146	5	.	.	PUNCT
fbem-13	147	1	experimental	experimental	ADJ
fbem-13	147	2	setup	setup	NOUN
fbem-13	147	3	this	this	DET
fbem-13	147	4	experiment	experiment	NOUN
fbem-13	147	5	is	be	AUX
fbem-13	147	6	based	base	VERB
fbem-13	147	7	on	on	ADP
fbem-13	147	8	two	two	NUM
fbem-13	147	9	data	datum	NOUN
fbem-13	147	10	sets	set	NOUN
fbem-13	147	11	,	,	PUNCT
fbem-13	147	12	ciao	ciao	NOUN
fbem-13	147	13	and	and	CCONJ
fbem-13	147	14	filmtrust	filmtrust	NOUN
fbem-13	147	15	,	,	PUNCT
fbem-13	147	16	as	as	SCONJ
fbem-13	147	17	shown	show	VERB
fbem-13	147	18	in	in	ADP
fbem-13	147	19	table	table	NOUN
fbem-13	147	20	3	3	NUM
fbem-13	147	21	.	.	PUNCT
fbem-13	148	1	using	use	VERB
fbem-13	148	2	a	a	DET
fbem-13	148	3	five	five	NUM
fbem-13	148	4	-	-	ADJ
fbem-13	148	5	fold	fold	ADJ
fbem-13	148	6	crossvalidation	crossvalidation	NOUN
fbem-13	148	7	method	method	NOUN
fbem-13	148	8	.	.	PUNCT
fbem-13	149	1	during	during	ADP
fbem-13	149	2	the	the	DET
fbem-13	149	3	experiment	experiment	NOUN
fbem-13	149	4	,	,	PUNCT
fbem-13	149	5	randomly	randomly	ADV
fbem-13	149	6	selected	select	VERB
fbem-13	149	7	80	80	NUM
fbem-13	149	8	%	%	NOUN
fbem-13	149	9	data	datum	NOUN
fbem-13	149	10	as	as	ADP
fbem-13	149	11	training	training	NOUN
fbem-13	149	12	data	datum	NOUN
fbem-13	149	13	,	,	PUNCT
fbem-13	149	14	and	and	CCONJ
fbem-13	149	15	20	20	NUM
fbem-13	149	16	%	%	NOUN
fbem-13	149	17	data	datum	NOUN
fbem-13	149	18	as	as	ADP
fbem-13	149	19	test	test	NOUN
fbem-13	149	20	data	datum	NOUN
fbem-13	149	21	.	.	PUNCT
fbem-13	150	1	both	both	PRON
fbem-13	150	2	were	be	AUX
fbem-13	150	3	performed	perform	VERB
fbem-13	150	4	five	five	NUM
fbem-13	150	5	times	time	NOUN
fbem-13	150	6	of	of	ADP
fbem-13	150	7	five	five	NUM
fbem-13	150	8	-	-	ADJ
fbem-13	150	9	fold	fold	ADJ
fbem-13	150	10	cross	cross	NOUN
fbem-13	150	11	-	-	NOUN
fbem-13	150	12	validation	validation	NOUN
fbem-13	150	13	.	.	PUNCT
fbem-13	151	1	this	this	DET
fbem-13	151	2	paper	paper	NOUN
fbem-13	151	3	reports	report	VERB
fbem-13	151	4	the	the	DET
fbem-13	151	5	average	average	ADJ
fbem-13	151	6	results	result	NOUN
fbem-13	151	7	.	.	PUNCT
fbem-13	152	1	(	(	PUNCT
fbem-13	152	2	a	a	X
fbem-13	152	3	)	)	PUNCT
fbem-13	152	4	filmtrust	filmtrust	NOUN
fbem-13	152	5	(	(	PUNCT
fbem-13	152	6	b	b	NOUN
fbem-13	152	7	)	)	PUNCT
fbem-13	152	8	ciao	ciao	X
fbem-13	152	9	(	(	PUNCT
fbem-13	152	10	c	c	NOUN
fbem-13	152	11	)	)	PUNCT
fbem-13	152	12	filmtrust	filmtrust	NOUN
fbem-13	152	13	(	(	PUNCT
fbem-13	152	14	d	d	X
fbem-13	152	15	)	)	PUNCT
fbem-13	152	16	ciao	ciao	PROPN
fbem-13	152	17	figure	figure	NOUN
fbem-13	152	18	2	2	NUM
fbem-13	152	19	.	.	PUNCT
fbem-13	152	20	parameter	parameter	NOUN
fbem-13	152	21	β	β	PROPN
fbem-13	152	22	analysis	analysis	NOUN
fbem-13	152	23	6	6	NUM
fbem-13	152	24	5.2	5.2	NUM
fbem-13	152	25	.	.	PUNCT
fbem-13	153	1	experimental	experimental	ADJ
fbem-13	153	2	analysis	analysis	NOUN
fbem-13	153	3	in	in	ADP
fbem-13	153	4	order	order	NOUN
fbem-13	153	5	to	to	PART
fbem-13	153	6	observe	observe	VERB
fbem-13	153	7	the	the	DET
fbem-13	153	8	influence	influence	NOUN
fbem-13	153	9	of	of	ADP
fbem-13	153	10	each	each	DET
fbem-13	153	11	parameter	parameter	NOUN
fbem-13	153	12	in	in	ADP
fbem-13	153	13	the	the	DET
fbem-13	153	14	tr	tr	VERB
fbem-13	153	15	-	-	NOUN
fbem-13	153	16	pmf	pmf	NOUN
fbem-13	153	17	algorithm	algorithm	NOUN
fbem-13	153	18	on	on	ADP
fbem-13	153	19	the	the	DET
fbem-13	153	20	prediction	prediction	NOUN
fbem-13	153	21	performance	performance	NOUN
fbem-13	153	22	,	,	PUNCT
fbem-13	153	23	this	this	DET
fbem-13	153	24	section	section	NOUN
fbem-13	153	25	mainly	mainly	ADV
fbem-13	153	26	analyzes	analyze	VERB
fbem-13	153	27	and	and	CCONJ
fbem-13	153	28	tests	test	VERB
fbem-13	153	29	each	each	DET
fbem-13	153	30	parameter	parameter	NOUN
fbem-13	153	31	.	.	PUNCT
fbem-13	154	1	the	the	DET
fbem-13	154	2	parameters	parameter	NOUN
fbem-13	154	3	included	include	VERB
fbem-13	154	4	in	in	ADP
fbem-13	154	5	the	the	DET
fbem-13	154	6	tr	tr	VERB
fbem-13	154	7	-	-	ADJ
fbem-13	154	8	pmf	pmf	NOUN
fbem-13	154	9	algorithm	algorithm	PROPN
fbem-13	154	10	flow	flow	NOUN
fbem-13	154	11	are	be	AUX
fbem-13	154	12	:	:	PUNCT
fbem-13	154	13	the	the	DET
fbem-13	154	14	proportion	proportion	NOUN
fbem-13	154	15	of	of	ADP
fbem-13	154	16	local	local	ADJ
fbem-13	154	17	trust	trust	NOUN
fbem-13	154	18	in	in	ADP
fbem-13	154	19	the	the	DET
fbem-13	154	20	user	user	NOUN
fbem-13	154	21	trust	trust	PROPN
fbem-13	154	22	β	β	PROPN
fbem-13	154	23	.	.	PUNCT
fbem-13	155	1	the	the	DET
fbem-13	155	2	maximum	maximum	ADJ
fbem-13	155	3	value	value	NOUN
fbem-13	155	4	nmax	nmax	PROPN
fbem-13	155	5	and	and	CCONJ
fbem-13	155	6	the	the	DET
fbem-13	155	7	minimum	minimum	ADJ
fbem-13	155	8	value	value	NOUN
fbem-13	155	9	nmin	nmin	NOUN
fbem-13	155	10	of	of	ADP
fbem-13	155	11	the	the	DET
fbem-13	155	12	number	number	NOUN
fbem-13	155	13	of	of	ADP
fbem-13	155	14	items	item	NOUN
fbem-13	155	15	that	that	PRON
fbem-13	155	16	users	user	NOUN
fbem-13	155	17	have	have	AUX
fbem-13	155	18	scored	score	VERB
fbem-13	155	19	together	together	ADV
fbem-13	155	20	,	,	PUNCT
fbem-13	155	21	the	the	DET
fbem-13	155	22	number	number	NOUN
fbem-13	155	23	of	of	ADP
fbem-13	155	24	iterations	iteration	NOUN
fbem-13	155	25	d	d	NOUN
fbem-13	155	26	in	in	ADP
fbem-13	155	27	the	the	DET
fbem-13	155	28	algorithm	algorithm	NOUN
fbem-13	155	29	training	training	NOUN
fbem-13	155	30	,	,	PUNCT
fbem-13	155	31	the	the	DET
fbem-13	155	32	learning	learning	NOUN
fbem-13	155	33	rate	rate	NOUN
fbem-13	155	34	,	,	PUNCT
fbem-13	155	35	and	and	CCONJ
fbem-13	155	36	the	the	DET
fbem-13	155	37	regularization	regularization	NOUN
fbem-13	155	38	parameters	parameter	NOUN
fbem-13	155	39	λu	λu	X
fbem-13	155	40	and	and	CCONJ
fbem-13	155	41	λv	λv	PROPN
fbem-13	155	42	.	.	PUNCT
fbem-13	156	1	this	this	DET
fbem-13	156	2	section	section	NOUN
fbem-13	156	3	analyzes	analyze	VERB
fbem-13	156	4	the	the	DET
fbem-13	156	5	impact	impact	NOUN
fbem-13	156	6	of	of	ADP
fbem-13	156	7	parameter	parameter	NOUN
fbem-13	156	8	changes	change	NOUN
fbem-13	156	9	on	on	ADP
fbem-13	156	10	the	the	DET
fbem-13	156	11	prediction	prediction	NOUN
fbem-13	156	12	performance	performance	NOUN
fbem-13	156	13	of	of	ADP
fbem-13	156	14	tr	tr	NOUN
fbem-13	156	15	-	-	NOUN
fbem-13	156	16	pmf	pmf	NOUN
fbem-13	156	17	based	base	VERB
fbem-13	156	18	on	on	ADP
fbem-13	156	19	the	the	DET
fbem-13	156	20	single	single	ADJ
fbem-13	156	21	variable	variable	ADJ
fbem-13	156	22	principle	principle	NOUN
fbem-13	156	23	.	.	PUNCT
fbem-13	157	1	in	in	ADP
fbem-13	157	2	the	the	DET
fbem-13	157	3	selection	selection	NOUN
fbem-13	157	4	of	of	ADP
fbem-13	157	5	parameter	parameter	NOUN
fbem-13	157	6	value	value	NOUN
fbem-13	157	7	,	,	PUNCT
fbem-13	157	8	the	the	DET
fbem-13	157	9	value	value	NOUN
fbem-13	157	10	range	range	NOUN
fbem-13	157	11	of	of	ADP
fbem-13	157	12	β	β	PROPN
fbem-13	157	13	is	be	AUX
fbem-13	157	14	set	set	VERB
fbem-13	157	15	to	to	ADP
fbem-13	157	16	[	[	X
fbem-13	157	17	0	0	NUM
fbem-13	157	18	,	,	PUNCT
fbem-13	157	19	1	1	NUM
fbem-13	157	20	]	]	PUNCT
fbem-13	157	21	,	,	PUNCT
fbem-13	157	22	and	and	CCONJ
fbem-13	157	23	the	the	DET
fbem-13	157	24	step	step	NOUN
fbem-13	157	25	size	size	NOUN
fbem-13	157	26	is	be	AUX
fbem-13	157	27	0.1	0.1	NUM
fbem-13	157	28	.	.	PUNCT
fbem-13	158	1	the	the	DET
fbem-13	158	2	value	value	NOUN
fbem-13	158	3	range	range	NOUN
fbem-13	158	4	of	of	ADP
fbem-13	158	5	nmax	nmax	PROPN
fbem-13	158	6	is	be	AUX
fbem-13	158	7	5,6,7,8,9,10,11,12	5,6,7,8,9,10,11,12	NUM
fbem-13	158	8	.	.	PUNCT
fbem-13	159	1	in	in	ADP
fbem-13	159	2	the	the	DET
fbem-13	159	3	process	process	NOUN
fbem-13	159	4	of	of	ADP
fbem-13	159	5	parameter	parameter	NOUN
fbem-13	159	6	adjustment	adjustment	NOUN
fbem-13	159	7	,	,	PUNCT
fbem-13	159	8	the	the	DET
fbem-13	159	9	dimension	dimension	NOUN
fbem-13	159	10	k	k	PROPN
fbem-13	159	11	of	of	ADP
fbem-13	159	12	user	user	NOUN
fbem-13	159	13	features	feature	NOUN
fbem-13	159	14	and	and	CCONJ
fbem-13	159	15	project	project	NOUN
fbem-13	159	16	features	feature	NOUN
fbem-13	159	17	is	be	AUX
fbem-13	159	18	set	set	VERB
fbem-13	159	19	to	to	ADP
fbem-13	159	20	10	10	NUM
fbem-13	159	21	,	,	PUNCT
fbem-13	159	22	and	and	CCONJ
fbem-13	159	23	the	the	DET
fbem-13	159	24	regularization	regularization	NOUN
fbem-13	159	25	parameter	parameter	NOUN
fbem-13	159	26	λu	λu	X
fbem-13	160	1	=	=	PUNCT
fbem-13	160	2	λv	λv	PROPN
fbem-13	160	3	=	=	NOUN
fbem-13	160	4	0.001	0.001	NUM
fbem-13	160	5	,	,	PUNCT
fbem-13	160	6	learning	learn	VERB
fbem-13	160	7	rate	rate	NOUN
fbem-13	160	8	θ	θ	PROPN
fbem-13	160	9	=	=	PUNCT
fbem-13	161	1	0.01	0.01	NUM
fbem-13	161	2	.	.	PUNCT
fbem-13	162	1	1	1	X
fbem-13	162	2	)	)	PUNCT
fbem-13	162	3	the	the	DET
fbem-13	162	4	influence	influence	NOUN
fbem-13	162	5	of	of	ADP
fbem-13	162	6	user	user	NOUN
fbem-13	162	7	trust	trust	PROPN
fbem-13	162	8	relationship	relationship	VERB
fbem-13	162	9	the	the	DET
fbem-13	162	10	value	value	NOUN
fbem-13	162	11	of	of	ADP
fbem-13	162	12	β	β	PRON
fbem-13	162	13	in	in	ADP
fbem-13	162	14	tr	tr	NOUN
fbem-13	162	15	-	-	NOUN
fbem-13	162	16	pmf	pmf	NOUN
fbem-13	162	17	determines	determine	VERB
fbem-13	162	18	the	the	DET
fbem-13	162	19	proportion	proportion	NOUN
fbem-13	162	20	of	of	ADP
fbem-13	162	21	local	local	ADJ
fbem-13	162	22	trust	trust	NOUN
fbem-13	162	23	in	in	ADP
fbem-13	162	24	the	the	DET
fbem-13	162	25	user	user	NOUN
fbem-13	162	26	trust	trust	PROPN
fbem-13	162	27	relationship	relationship	NOUN
fbem-13	162	28	.	.	PUNCT
fbem-13	163	1	β	β	PROPN
fbem-13	163	2	takes	take	VERB
fbem-13	163	3	values	value	NOUN
fbem-13	163	4	0	0	NUM
fbem-13	163	5	,	,	PUNCT
fbem-13	163	6	0.1	0.1	NUM
fbem-13	163	7	,	,	PUNCT
fbem-13	163	8	0.2	0.2	NUM
fbem-13	163	9	…	…	SYM
fbem-13	163	10	1.0	1.0	NUM
fbem-13	163	11	in	in	ADP
fbem-13	163	12	sequence	sequence	NOUN
fbem-13	163	13	.	.	PUNCT
fbem-13	164	1	the	the	DET
fbem-13	164	2	impact	impact	NOUN
fbem-13	164	3	on	on	ADP
fbem-13	164	4	rating	rating	NOUN
fbem-13	164	5	prediction	prediction	NOUN
fbem-13	164	6	is	be	AUX
fbem-13	164	7	shown	show	VERB
fbem-13	164	8	in	in	ADP
fbem-13	164	9	figure	figure	NOUN
fbem-13	164	10	2	2	NUM
fbem-13	164	11	.	.	PUNCT
fbem-13	165	1	the	the	DET
fbem-13	165	2	experimental	experimental	ADJ
fbem-13	165	3	results	result	NOUN
fbem-13	165	4	show	show	VERB
fbem-13	165	5	that	that	SCONJ
fbem-13	165	6	rmse	rmse	NOUN
fbem-13	165	7	and	and	CCONJ
fbem-13	165	8	mae	mae	PROPN
fbem-13	165	9	are	be	AUX
fbem-13	165	10	the	the	DET
fbem-13	165	11	least	least	ADJ
fbem-13	165	12	when	when	SCONJ
fbem-13	165	13	β	β	X
fbem-13	165	14	is	be	AUX
fbem-13	165	15	0.7	0.7	NUM
fbem-13	165	16	and	and	CCONJ
fbem-13	165	17	0.5	0.5	NUM
fbem-13	165	18	on	on	ADP
fbem-13	165	19	ciao	ciao	PROPN
fbem-13	165	20	and	and	CCONJ
fbem-13	165	21	filmtrust	filmtrust	NOUN
fbem-13	165	22	datasets	dataset	NOUN
fbem-13	165	23	,	,	PUNCT
fbem-13	165	24	respectively	respectively	ADV
fbem-13	165	25	.	.	PUNCT
fbem-13	166	1	this	this	PRON
fbem-13	166	2	means	mean	VERB
fbem-13	166	3	that	that	SCONJ
fbem-13	166	4	in	in	ADP
fbem-13	166	5	the	the	DET
fbem-13	166	6	user	user	NOUN
fbem-13	166	7	trust	trust	PROPN
fbem-13	166	8	relationship	relationship	NOUN
fbem-13	166	9	,	,	PUNCT
fbem-13	166	10	the	the	DET
fbem-13	166	11	dependence	dependence	NOUN
fbem-13	166	12	on	on	ADP
fbem-13	166	13	local	local	ADJ
fbem-13	166	14	trust	trust	NOUN
fbem-13	166	15	is	be	AUX
fbem-13	166	16	70	70	NUM
fbem-13	166	17	%	%	NOUN
fbem-13	166	18	,	,	PUNCT
fbem-13	166	19	while	while	SCONJ
fbem-13	166	20	the	the	DET
fbem-13	166	21	dependence	dependence	NOUN
fbem-13	166	22	on	on	ADP
fbem-13	166	23	global	global	ADJ
fbem-13	166	24	trust	trust	NOUN
fbem-13	166	25	is	be	AUX
fbem-13	166	26	30	30	NUM
fbem-13	166	27	%	%	NOUN
fbem-13	166	28	.	.	PUNCT
fbem-13	167	1	compared	compare	VERB
fbem-13	167	2	with	with	ADP
fbem-13	167	3	ciao	ciao	PROPN
fbem-13	167	4	dataset	dataset	NOUN
fbem-13	167	5	,	,	PUNCT
fbem-13	167	6	the	the	DET
fbem-13	167	7	impact	impact	NOUN
fbem-13	167	8	of	of	ADP
fbem-13	167	9	users	user	NOUN
fbem-13	167	10	’	'	PUNCT
fbem-13	167	11	global	global	ADJ
fbem-13	167	12	trust	trust	NOUN
fbem-13	167	13	on	on	ADP
fbem-13	167	14	rmse	rmse	NOUN
fbem-13	167	15	is	be	AUX
fbem-13	167	16	greater	great	ADJ
fbem-13	167	17	on	on	ADP
fbem-13	167	18	filmtrust	filmtrust	NOUN
fbem-13	167	19	dataset	dataset	NOUN
fbem-13	167	20	.	.	PUNCT
fbem-13	168	1	analysis	analysis	NOUN
fbem-13	168	2	from	from	ADP
fbem-13	168	3	the	the	DET
fbem-13	168	4	experimental	experimental	ADJ
fbem-13	168	5	results	result	NOUN
fbem-13	168	6	:	:	PUNCT
fbem-13	168	7	the	the	DET
fbem-13	168	8	value	value	NOUN
fbem-13	168	9	of	of	ADP
fbem-13	168	10	β	β	X
fbem-13	168	11	will	will	AUX
fbem-13	168	12	be	be	AUX
fbem-13	168	13	affected	affect	VERB
fbem-13	168	14	by	by	ADP
fbem-13	168	15	the	the	DET
fbem-13	168	16	data	datum	NOUN
fbem-13	168	17	set	set	VERB
fbem-13	168	18	,	,	PUNCT
fbem-13	168	19	which	which	PRON
fbem-13	168	20	is	be	AUX
fbem-13	168	21	due	due	ADJ
fbem-13	168	22	to	to	ADP
fbem-13	168	23	the	the	DET
fbem-13	168	24	different	different	ADJ
fbem-13	168	25	proportion	proportion	NOUN
fbem-13	168	26	of	of	ADP
fbem-13	168	27	trust	trust	NOUN
fbem-13	168	28	relationship	relationship	NOUN
fbem-13	168	29	in	in	ADP
fbem-13	168	30	the	the	DET
fbem-13	168	31	data	datum	NOUN
fbem-13	168	32	set	set	VERB
fbem-13	168	33	.	.	PUNCT
fbem-13	169	1	compared	compare	VERB
fbem-13	169	2	with	with	ADP
fbem-13	169	3	ciao	ciao	PROPN
fbem-13	169	4	dataset	dataset	NOUN
fbem-13	169	5	,	,	PUNCT
fbem-13	169	6	the	the	DET
fbem-13	169	7	proportion	proportion	NOUN
fbem-13	169	8	of	of	ADP
fbem-13	169	9	trust	trust	NOUN
fbem-13	169	10	relationship	relationship	NOUN
fbem-13	169	11	in	in	ADP
fbem-13	169	12	filmtrust	filmtrust	NOUN
fbem-13	169	13	dataset	dataset	NOUN
fbem-13	169	14	is	be	AUX
fbem-13	169	15	relatively	relatively	ADV
fbem-13	169	16	rare	rare	ADJ
fbem-13	169	17	.	.	PUNCT
fbem-13	170	1	only	only	ADV
fbem-13	170	2	609	609	NUM
fbem-13	170	3	people	people	NOUN
fbem-13	170	4	have	have	VERB
fbem-13	170	5	direct	direct	ADJ
fbem-13	170	6	trust	trust	NOUN
fbem-13	170	7	relationship	relationship	NOUN
fbem-13	170	8	,	,	PUNCT
fbem-13	170	9	and	and	CCONJ
fbem-13	170	10	most	most	ADJ
fbem-13	170	11	users	user	NOUN
fbem-13	170	12	have	have	VERB
fbem-13	170	13	less	less	ADJ
fbem-13	170	14	than	than	ADP
fbem-13	170	15	ten	ten	NUM
fbem-13	170	16	trusted	trust	VERB
fbem-13	170	17	friends	friend	NOUN
fbem-13	170	18	.	.	PUNCT
fbem-13	171	1	therefore	therefore	ADV
fbem-13	171	2	,	,	PUNCT
fbem-13	171	3	users	user	NOUN
fbem-13	171	4	can	can	AUX
fbem-13	171	5	only	only	ADV
fbem-13	171	6	rely	rely	VERB
fbem-13	171	7	more	more	ADV
fbem-13	171	8	on	on	ADP
fbem-13	171	9	the	the	DET
fbem-13	171	10	recommendation	recommendation	NOUN
fbem-13	171	11	influence	influence	NOUN
fbem-13	171	12	of	of	ADP
fbem-13	171	13	global	global	ADJ
fbem-13	171	14	users	user	NOUN
fbem-13	171	15	,	,	PUNCT
fbem-13	171	16	and	and	CCONJ
fbem-13	171	17	are	be	AUX
fbem-13	171	18	less	less	ADV
fbem-13	171	19	affected	affect	VERB
fbem-13	171	20	by	by	ADP
fbem-13	171	21	their	their	PRON
fbem-13	171	22	own	own	ADJ
fbem-13	171	23	subjective	subjective	ADJ
fbem-13	171	24	consciousness	consciousness	NOUN
fbem-13	171	25	.	.	PUNCT
fbem-13	172	1	however	however	ADV
fbem-13	172	2	,	,	PUNCT
fbem-13	172	3	ciao	ciao	PROPN
fbem-13	172	4	has	have	VERB
fbem-13	172	5	more	more	ADJ
fbem-13	172	6	trust	trust	NOUN
fbem-13	172	7	data	datum	NOUN
fbem-13	172	8	and	and	CCONJ
fbem-13	172	9	relies	rely	VERB
fbem-13	172	10	more	more	ADJ
fbem-13	172	11	on	on	ADP
fbem-13	172	12	the	the	DET
fbem-13	172	13	influence	influence	NOUN
fbem-13	172	14	of	of	ADP
fbem-13	172	15	its	its	PRON
fbem-13	172	16	local	local	ADJ
fbem-13	172	17	trust	trust	NOUN
fbem-13	172	18	relationship	relationship	NOUN
fbem-13	172	19	.	.	PUNCT
fbem-13	173	1	2	2	X
fbem-13	173	2	)	)	PUNCT
fbem-13	173	3	the	the	DET
fbem-13	173	4	influence	influence	NOUN
fbem-13	173	5	of	of	ADP
fbem-13	173	6	the	the	DET
fbem-13	173	7	threshold	threshold	NOUN
fbem-13	173	8	of	of	ADP
fbem-13	173	9	the	the	DET
fbem-13	173	10	number	number	NOUN
fbem-13	173	11	of	of	ADP
fbem-13	173	12	common	common	ADJ
fbem-13	173	13	items	item	NOUN
fbem-13	173	14	the	the	DET
fbem-13	173	15	threshold	threshold	NOUN
fbem-13	173	16	of	of	ADP
fbem-13	173	17	the	the	DET
fbem-13	173	18	number	number	NOUN
fbem-13	173	19	of	of	ADP
fbem-13	173	20	scoring	scoring	NOUN
fbem-13	173	21	items	item	NOUN
fbem-13	173	22	is	be	AUX
fbem-13	173	23	used	use	VERB
fbem-13	173	24	to	to	PART
fbem-13	173	25	integrate	integrate	VERB
fbem-13	173	26	user	user	NOUN
fbem-13	173	27	trust	trust	NOUN
fbem-13	173	28	and	and	CCONJ
fbem-13	173	29	rating	rating	NOUN
fbem-13	173	30	trust	trust	NOUN
fbem-13	173	31	according	accord	VERB
fbem-13	173	32	to	to	ADP
fbem-13	173	33	different	different	ADJ
fbem-13	173	34	classification	classification	NOUN
fbem-13	173	35	situations	situation	NOUN
fbem-13	173	36	.	.	PUNCT
fbem-13	174	1	the	the	DET
fbem-13	174	2	setting	setting	NOUN
fbem-13	174	3	of	of	ADP
fbem-13	174	4	this	this	DET
fbem-13	174	5	value	value	NOUN
fbem-13	174	6	is	be	AUX
fbem-13	174	7	affected	affect	VERB
fbem-13	174	8	by	by	ADP
fbem-13	174	9	the	the	DET
fbem-13	174	10	user	user	NOUN
fbem-13	174	11	’s	’s	PART
fbem-13	174	12	rating	rating	NOUN
fbem-13	174	13	data	datum	NOUN
fbem-13	174	14	.	.	PUNCT
fbem-13	175	1	when	when	SCONJ
fbem-13	175	2	the	the	DET
fbem-13	175	3	data	data	NOUN
fbem-13	175	4	is	be	AUX
fbem-13	175	5	very	very	ADV
fbem-13	175	6	scarce	scarce	ADJ
fbem-13	175	7	,	,	PUNCT
fbem-13	175	8	if	if	SCONJ
fbem-13	175	9	the	the	DET
fbem-13	175	10	minimum	minimum	ADJ
fbem-13	175	11	value	value	NOUN
fbem-13	175	12	nmin	nmin	NOUN
fbem-13	175	13	of	of	ADP
fbem-13	175	14	the	the	DET
fbem-13	175	15	number	number	NOUN
fbem-13	175	16	of	of	ADP
fbem-13	175	17	common	common	ADJ
fbem-13	175	18	scoring	scoring	NOUN
fbem-13	175	19	items	item	NOUN
fbem-13	175	20	is	be	AUX
fbem-13	175	21	set	set	VERB
fbem-13	175	22	too	too	ADV
fbem-13	175	23	high	high	ADJ
fbem-13	175	24	,	,	PUNCT
fbem-13	175	25	then	then	ADV
fbem-13	175	26	the	the	DET
fbem-13	175	27	user	user	NOUN
fbem-13	175	28	’s	’s	PART
fbem-13	175	29	comprehensive	comprehensive	ADJ
fbem-13	175	30	trust	trust	NOUN
fbem-13	175	31	value	value	NOUN
fbem-13	175	32	is	be	AUX
fbem-13	175	33	mainly	mainly	ADV
fbem-13	175	34	affected	affect	VERB
fbem-13	175	35	by	by	ADP
fbem-13	175	36	the	the	DET
fbem-13	175	37	user	user	NOUN
fbem-13	175	38	’s	’s	PART
fbem-13	175	39	trust	trust	NOUN
fbem-13	175	40	.	.	PUNCT
fbem-13	176	1	if	if	SCONJ
fbem-13	176	2	nmax	nmax	PROPN
fbem-13	176	3	is	be	AUX
fbem-13	176	4	set	set	VERB
fbem-13	176	5	too	too	ADV
fbem-13	176	6	low	low	ADJ
fbem-13	176	7	,	,	PUNCT
fbem-13	176	8	it	it	PRON
fbem-13	176	9	will	will	AUX
fbem-13	176	10	reduce	reduce	VERB
fbem-13	176	11	the	the	DET
fbem-13	176	12	use	use	NOUN
fbem-13	176	13	of	of	ADP
fbem-13	176	14	user	user	NOUN
fbem-13	176	15	trust	trust	PROPN
fbem-13	176	16	.	.	PUNCT
fbem-13	177	1	this	this	DET
fbem-13	177	2	article	article	NOUN
fbem-13	177	3	will	will	AUX
fbem-13	177	4	analyze	analyze	VERB
fbem-13	177	5	the	the	DET
fbem-13	177	6	values	value	NOUN
fbem-13	177	7	of	of	ADP
fbem-13	177	8	nmax	nmax	PROPN
fbem-13	177	9	and	and	CCONJ
fbem-13	177	10	nmin	nmin	NOUN
fbem-13	177	11	based	base	VERB
fbem-13	177	12	on	on	ADP
fbem-13	177	13	experiments	experiment	NOUN
fbem-13	177	14	.	.	PUNCT
fbem-13	178	1	in	in	ADP
fbem-13	178	2	order	order	NOUN
fbem-13	178	3	to	to	PART
fbem-13	178	4	maintain	maintain	VERB
fbem-13	178	5	the	the	DET
fbem-13	178	6	principle	principle	NOUN
fbem-13	178	7	of	of	ADP
fbem-13	178	8	single	single	ADJ
fbem-13	178	9	variable	variable	NOUN
fbem-13	178	10	,	,	PUNCT
fbem-13	178	11	the	the	DET
fbem-13	178	12	value	value	NOUN
fbem-13	178	13	of	of	ADP
fbem-13	178	14	nmin	nmin	NOUN
fbem-13	178	15	is	be	AUX
fbem-13	178	16	0	0	NUM
fbem-13	178	17	in	in	ADP
fbem-13	178	18	the	the	DET
fbem-13	178	19	experiment	experiment	NOUN
fbem-13	178	20	,	,	PUNCT
fbem-13	178	21	and	and	CCONJ
fbem-13	178	22	the	the	DET
fbem-13	178	23	value	value	NOUN
fbem-13	178	24	of	of	ADP
fbem-13	178	25	nmax	nmax	PROPN
fbem-13	178	26	is	be	AUX
fbem-13	178	27	5	5	NUM
fbem-13	178	28	,	,	PUNCT
fbem-13	178	29	6	6	NUM
fbem-13	178	30	,	,	PUNCT
fbem-13	178	31	7	7	NUM
fbem-13	178	32	,	,	PUNCT
fbem-13	178	33	8	8	NUM
fbem-13	178	34	,	,	PUNCT
fbem-13	178	35	9	9	NUM
fbem-13	178	36	,	,	PUNCT
fbem-13	178	37	10	10	NUM
fbem-13	178	38	,	,	PUNCT
fbem-13	178	39	11	11	NUM
fbem-13	178	40	,	,	PUNCT
fbem-13	178	41	12	12	NUM
fbem-13	178	42	in	in	ADP
fbem-13	178	43	turn	turn	NOUN
fbem-13	178	44	.	.	PUNCT
fbem-13	179	1	it	it	PRON
fbem-13	179	2	can	can	AUX
fbem-13	179	3	be	be	AUX
fbem-13	179	4	seen	see	VERB
fbem-13	179	5	from	from	ADP
fbem-13	179	6	figures	figure	NOUN
fbem-13	179	7	3	3	NUM
fbem-13	179	8	that	that	PRON
fbem-13	179	9	as	as	ADP
fbem-13	179	10	the	the	DET
fbem-13	179	11	maximum	maximum	ADJ
fbem-13	179	12	common	common	ADJ
fbem-13	179	13	item	item	NOUN
fbem-13	179	14	number	number	NOUN
fbem-13	179	15	nmax	nmax	ADJ
fbem-13	179	16	value	value	NOUN
fbem-13	179	17	increases	increase	NOUN
fbem-13	179	18	,	,	PUNCT
fbem-13	179	19	the	the	DET
fbem-13	179	20	trends	trend	NOUN
fbem-13	179	21	of	of	ADP
fbem-13	179	22	rmse	rmse	NOUN
fbem-13	179	23	and	and	CCONJ
fbem-13	179	24	mae	mae	PROPN
fbem-13	179	25	on	on	ADP
fbem-13	179	26	ciao	ciao	PROPN
fbem-13	179	27	and	and	CCONJ
fbem-13	179	28	filmtrust	filmtrust	NOUN
fbem-13	179	29	gradually	gradually	ADV
fbem-13	179	30	increase	increase	VERB
fbem-13	179	31	.	.	PUNCT
fbem-13	180	1	when	when	SCONJ
fbem-13	180	2	the	the	DET
fbem-13	180	3	value	value	NOUN
fbem-13	180	4	of	of	ADP
fbem-13	180	5	nmax	nmax	PROPN
fbem-13	180	6	is	be	AUX
fbem-13	180	7	5	5	NUM
fbem-13	180	8	and	and	CCONJ
fbem-13	180	9	6	6	NUM
fbem-13	180	10	,	,	PUNCT
fbem-13	180	11	the	the	DET
fbem-13	180	12	scoring	scoring	NOUN
fbem-13	180	13	error	error	NOUN
fbem-13	180	14	is	be	AUX
fbem-13	180	15	the	the	DET
fbem-13	180	16	smallest	small	ADJ
fbem-13	180	17	.	.	PUNCT
fbem-13	181	1	and	and	CCONJ
fbem-13	181	2	then	then	ADV
fbem-13	181	3	the	the	DET
fbem-13	181	4	value	value	NOUN
fbem-13	181	5	of	of	ADP
fbem-13	181	6	nmin	nmin	NOUN
fbem-13	181	7	is	be	AUX
fbem-13	181	8	0	0	NUM
fbem-13	181	9	to	to	ADP
fbem-13	181	10	4	4	NUM
fbem-13	181	11	in	in	ADP
fbem-13	181	12	turn	turn	NOUN
fbem-13	181	13	.	.	PUNCT
fbem-13	182	1	when	when	SCONJ
fbem-13	182	2	the	the	DET
fbem-13	182	3	value	value	NOUN
fbem-13	182	4	of	of	ADP
fbem-13	182	5	nmin	nmin	NOUN
fbem-13	182	6	is	be	AUX
fbem-13	182	7	0	0	NUM
fbem-13	182	8	,	,	PUNCT
fbem-13	182	9	the	the	DET
fbem-13	182	10	scoring	scoring	NOUN
fbem-13	182	11	error	error	NOUN
fbem-13	182	12	is	be	AUX
fbem-13	182	13	the	the	DET
fbem-13	182	14	smallest	small	ADJ
fbem-13	182	15	.	.	PUNCT
fbem-13	183	1	therefore	therefore	ADV
fbem-13	183	2	,	,	PUNCT
fbem-13	183	3	the	the	DET
fbem-13	183	4	value	value	NOUN
fbem-13	183	5	of	of	ADP
fbem-13	183	6	nmin	nmin	NOUN
fbem-13	183	7	is	be	AUX
fbem-13	183	8	0	0	NUM
fbem-13	183	9	.	.	PUNCT
fbem-13	184	1	from	from	ADP
fbem-13	184	2	the	the	DET
fbem-13	184	3	analysis	analysis	NOUN
fbem-13	184	4	of	of	ADP
fbem-13	184	5	the	the	DET
fbem-13	184	6	experimental	experimental	ADJ
fbem-13	184	7	results	result	NOUN
fbem-13	184	8	,	,	PUNCT
fbem-13	184	9	it	it	PRON
fbem-13	184	10	is	be	AUX
fbem-13	184	11	concluded	conclude	VERB
fbem-13	184	12	that	that	SCONJ
fbem-13	184	13	since	since	SCONJ
fbem-13	184	14	the	the	DET
fbem-13	184	15	number	number	NOUN
fbem-13	184	16	of	of	ADP
fbem-13	184	17	user	user	NOUN
fbem-13	184	18	ratings	rating	NOUN
fbem-13	184	19	for	for	ADP
fbem-13	184	20	items	item	NOUN
fbem-13	184	21	is	be	AUX
fbem-13	184	22	very	very	ADV
fbem-13	184	23	scarce	scarce	ADJ
fbem-13	184	24	,	,	PUNCT
fbem-13	184	25	the	the	DET
fbem-13	184	26	threshold	threshold	NOUN
fbem-13	184	27	for	for	ADP
fbem-13	184	28	the	the	DET
fbem-13	184	29	number	number	NOUN
fbem-13	184	30	of	of	ADP
fbem-13	184	31	common	common	ADJ
fbem-13	184	32	items	item	NOUN
fbem-13	184	33	can	can	AUX
fbem-13	184	34	not	not	PART
fbem-13	184	35	often	often	ADV
fbem-13	184	36	be	be	AUX
fbem-13	184	37	set	set	VERB
fbem-13	184	38	too	too	ADV
fbem-13	184	39	high	high	ADJ
fbem-13	184	40	.	.	PUNCT
fbem-13	185	1	5.3	5.3	NUM
fbem-13	185	2	.	.	PUNCT
fbem-13	186	1	experimental	experimental	ADJ
fbem-13	186	2	comparison	comparison	NOUN
fbem-13	186	3	comparison	comparison	NOUN
fbem-13	186	4	methods	method	NOUN
fbem-13	186	5	.	.	PUNCT
fbem-13	187	1	in	in	ADP
fbem-13	187	2	order	order	NOUN
fbem-13	187	3	to	to	PART
fbem-13	187	4	verify	verify	VERB
fbem-13	187	5	the	the	DET
fbem-13	187	6	effectiveness	effectiveness	NOUN
fbem-13	187	7	of	of	ADP
fbem-13	187	8	the	the	DET
fbem-13	187	9	proposed	propose	VERB
fbem-13	187	10	tr	tr	VERB
fbem-13	187	11	-	-	NOUN
fbem-13	187	12	pmf	pmf	NOUN
fbem-13	187	13	algorithm	algorithm	NOUN
fbem-13	187	14	,	,	PUNCT
fbem-13	187	15	it	it	PRON
fbem-13	187	16	is	be	AUX
fbem-13	187	17	compared	compare	VERB
fbem-13	187	18	with	with	ADP
fbem-13	187	19	the	the	DET
fbem-13	187	20	following	follow	VERB
fbem-13	187	21	algorithms	algorithm	NOUN
fbem-13	187	22	:	:	PUNCT
fbem-13	187	23	table	table	NOUN
fbem-13	187	24	4	4	NUM
fbem-13	187	25	.	.	PUNCT
fbem-13	187	26	performance	performance	NOUN
fbem-13	187	27	comparison	comparison	NOUN
fbem-13	187	28	in	in	ADP
fbem-13	187	29	the	the	DET
fbem-13	187	30	testing	testing	NOUN
fbem-13	187	31	view	view	NOUN
fbem-13	187	32	of	of	ADP
fbem-13	187	33	‘	'	PUNCT
fbem-13	187	34	all	all	PRON
fbem-13	187	35	’	'	PUNCT
fbem-13	187	36	,	,	PUNCT
fbem-13	187	37	where	where	SCONJ
fbem-13	187	38	*	*	PUNCT
fbem-13	187	39	indicates	indicate	VERB
fbem-13	187	40	the	the	DET
fbem-13	187	41	best	good	ADJ
fbem-13	187	42	performance	performance	NOUN
fbem-13	187	43	among	among	ADP
fbem-13	187	44	all	all	DET
fbem-13	187	45	the	the	DET
fbem-13	187	46	other	other	ADJ
fbem-13	187	47	methods	method	NOUN
fbem-13	187	48	,	,	PUNCT
fbem-13	187	49	and	and	CCONJ
fbem-13	187	50	column	column	NOUN
fbem-13	187	51	‘	'	PUNCT
fbem-13	187	52	improve	improve	VERB
fbem-13	187	53	’	'	PUNCT
fbem-13	187	54	indicates	indicate	VERB
fbem-13	187	55	the	the	DET
fbem-13	187	56	percentage	percentage	NOUN
fbem-13	187	57	of	of	ADP
fbem-13	187	58	improvements	improvement	NOUN
fbem-13	187	59	that	that	PRON
fbem-13	187	60	tr	tr	VERB
fbem-13	187	61	-	-	NOUN
fbem-13	187	62	pmf	pmf	NOUN
fbem-13	187	63	achieves	achieve	VERB
fbem-13	187	64	relative	relative	ADJ
fbem-13	187	65	to	to	ADP
fbem-13	187	66	the	the	DET
fbem-13	187	67	*	*	ADJ
fbem-13	187	68	result	result	NOUN
fbem-13	187	69	all	all	DET
fbem-13	187	70	metrics	metric	NOUN
fbem-13	187	71	uavg	uavg	VERB
fbem-13	187	72	iavg	iavg	PROPN
fbem-13	187	73	pmf	pmf	PROPN
fbem-13	187	74	rste	rste	PROPN
fbem-13	187	75	soreg	soreg	NOUN
fbem-13	187	76	socialmf	socialmf	PROPN
fbem-13	187	77	trustmf	trustmf	PROPN
fbem-13	187	78	svd++	svd++	PROPN
fbem-13	187	79	trustsvd	trustsvd	PROPN
fbem-13	187	80	trpmf	trpmf	NOUN
fbem-13	187	81	improve	improve	VERB
fbem-13	187	82	filmtrust	filmtrust	NOUN
fbem-13	187	83	mae	mae	PROPN
fbem-13	188	1	0.636	0.636	NUM
fbem-13	188	2	0.725	0.725	NUM
fbem-13	188	3	0.714	0.714	NUM
fbem-13	188	4	0.628	0.628	NUM
fbem-13	188	5	0.661	0.661	NUM
fbem-13	188	6	0.638	0.638	NUM
fbem-13	188	7	0.631	0.631	NUM
fbem-13	188	8	0.613	0.613	NUM
fbem-13	188	9	*	*	NOUN
fbem-13	188	10	0.615	0.615	NUM
fbem-13	188	11	0.603	0.603	NUM
fbem-13	188	12	1.63	1.63	NUM
fbem-13	188	13	%	%	NOUN
fbem-13	188	14	k=10	k=10	PROPN
fbem-13	188	15	rmse	rmse	NOUN
fbem-13	188	16	0.823	0.823	NUM
fbem-13	189	1	0.927	0.927	NUM
fbem-13	189	2	0.949	0.949	NUM
fbem-13	189	3	0.81	0.81	NUM
fbem-13	189	4	0.866	0.866	NUM
fbem-13	189	5	0.837	0.837	NUM
fbem-13	189	6	0.81	0.81	NUM
fbem-13	189	7	0.804	0.804	NUM
fbem-13	189	8	0.798	0.798	NUM
fbem-13	189	9	*	*	NOUN
fbem-13	189	10	0.790	0.790	NUM
fbem-13	189	11	1	1	NUM
fbem-13	189	12	%	%	NOUN
fbem-13	189	13	ciao	ciao	PROPN
fbem-13	189	14	mae	mae	PROPN
fbem-13	189	15	0.632	0.632	NUM
fbem-13	189	16	0.728	0.728	NUM
fbem-13	189	17	0.735	0.735	NUM
fbem-13	189	18	0.64	0.64	NUM
fbem-13	189	19	0.644	0.644	NUM
fbem-13	189	20	0.642	0.642	NUM
fbem-13	189	21	0.631	0.631	NUM
fbem-13	189	22	0.611	0.611	NUM
fbem-13	189	23	*	*	NUM
fbem-13	189	24	0.613	0.613	NUM
fbem-13	189	25	0.604	0.604	NUM
fbem-13	189	26	1.14	1.14	NUM
fbem-13	189	27	%	%	NOUN
fbem-13	189	28	k=10	k=10	PROPN
fbem-13	189	29	rmse	rmse	PROPN
fbem-13	189	30	0.831	0.831	NUM
fbem-13	189	31	0.943	0.943	NUM
fbem-13	189	32	0.967	0.967	NUM
fbem-13	189	33	0.827	0.827	NUM
fbem-13	189	34	0.857	0.857	NUM
fbem-13	189	35	0.849	0.849	NUM
fbem-13	189	36	0.823	0.823	NUM
fbem-13	189	37	0.808	0.808	NUM
fbem-13	189	38	0.795	0.795	NUM
fbem-13	189	39	*	*	NOUN
fbem-13	189	40	0.786	0.786	NUM
fbem-13	189	41	1.13	1.13	NUM
fbem-13	189	42	%	%	NOUN
fbem-13	189	43	table	table	NOUN
fbem-13	189	44	5	5	NUM
fbem-13	189	45	.	.	PUNCT
fbem-13	189	46	performance	performance	NOUN
fbem-13	189	47	comparison	comparison	NOUN
fbem-13	189	48	in	in	ADP
fbem-13	189	49	the	the	DET
fbem-13	189	50	testing	testing	NOUN
fbem-13	189	51	view	view	NOUN
fbem-13	189	52	of	of	ADP
fbem-13	189	53	‘	'	PUNCT
fbem-13	189	54	cold	cold	ADJ
fbem-13	189	55	start	start	NOUN
fbem-13	189	56	’	'	PUNCT
fbem-13	189	57	all	all	DET
fbem-13	189	58	metrics	metric	NOUN
fbem-13	189	59	uavg	uavg	AUX
fbem-13	189	60	iavg	iavg	PROPN
fbem-13	189	61	pmf	pmf	PROPN
fbem-13	189	62	rste	rste	PROPN
fbem-13	189	63	soreg	soreg	NOUN
fbem-13	189	64	socialmf	socialmf	PROPN
fbem-13	189	65	trustmf	trustmf	PROPN
fbem-13	189	66	svd++	svd++	PROPN
fbem-13	189	67	trustsvd	trustsvd	PROPN
fbem-13	189	68	trpmf	trpmf	NOUN
fbem-13	189	69	improve	improve	VERB
fbem-13	189	70	filmtrust	filmtrust	NOUN
fbem-13	189	71	mae	mae	PROPN
fbem-13	190	1	0.756	0.756	NUM
fbem-13	190	2	0.841	0.841	NUM
fbem-13	190	3	0.824	0.824	NUM
fbem-13	190	4	0.739	0.739	NUM
fbem-13	190	5	0.781	0.781	NUM
fbem-13	190	6	0.759	0.759	NUM
fbem-13	190	7	0.742	0.742	NUM
fbem-13	190	8	0.733	0.733	NUM
fbem-13	190	9	0.723	0.723	NUM
fbem-13	190	10	*	*	NUM
fbem-13	190	11	0.718	0.718	NUM
fbem-13	190	12	0.69	0.69	NUM
fbem-13	190	13	%	%	NOUN
fbem-13	190	14	k=10	k=10	PROPN
fbem-13	190	15	rmse	rmse	PROPN
fbem-13	190	16	1.071	1.071	NUM
fbem-13	190	17	1.121	1.121	NUM
fbem-13	190	18	1.135	1.135	NUM
fbem-13	190	19	1.021	1.021	NUM
fbem-13	190	20	1.047	1.047	NUM
fbem-13	190	21	1.029	1.029	NUM
fbem-13	190	22	1.018	1.018	NUM
fbem-13	190	23	1.004	1.004	NUM
fbem-13	190	24	0.928	0.928	NUM
fbem-13	190	25	*	*	NOUN
fbem-13	190	26	0.907	0.907	NUM
fbem-13	190	27	2.26	2.26	NUM
fbem-13	190	28	%	%	NOUN
fbem-13	190	29	ciao	ciao	PROPN
fbem-13	190	30	mae	mae	PROPN
fbem-13	190	31	mae	mae	PROPN
fbem-13	190	32	0.778	0.778	NUM
fbem-13	190	33	0.859	0.859	NUM
fbem-13	190	34	0.839	0.839	NUM
fbem-13	190	35	0.747	0.747	NUM
fbem-13	190	36	0.787	0.787	NUM
fbem-13	190	37	0.774	0.774	NUM
fbem-13	190	38	0.753	0.753	NUM
fbem-13	190	39	0.747	0.747	NUM
fbem-13	190	40	0.737	0.737	NUM
fbem-13	190	41	*	*	SYM
fbem-13	190	42	0.728	0.728	NUM
fbem-13	190	43	1.22	1.22	NUM
fbem-13	190	44	%	%	NOUN
fbem-13	190	45	k=10	k=10	NOUN
fbem-13	190	46	rmse	rmse	PROPN
fbem-13	190	47	1.093	1.093	NUM
fbem-13	190	48	1.144	1.144	NUM
fbem-13	190	49	1.152	1.152	NUM
fbem-13	190	50	1.043	1.043	NUM
fbem-13	190	51	1.065	1.065	NUM
fbem-13	190	52	1.047	1.047	NUM
fbem-13	190	53	1.035	1.035	NUM
fbem-13	190	54	1.021	1.021	NUM
fbem-13	190	55	0.946	0.946	NUM
fbem-13	190	56	*	*	PUNCT
fbem-13	190	57	0.925	0.925	NUM
fbem-13	190	58	2.21	2.21	NUM
fbem-13	190	59	%	%	NOUN
fbem-13	190	60	7	7	NUM
fbem-13	190	61	(	(	PUNCT
fbem-13	190	62	a	a	NOUN
fbem-13	190	63	)	)	PUNCT
fbem-13	190	64	filmtrust	filmtrust	NOUN
fbem-13	190	65	(	(	PUNCT
fbem-13	190	66	b	b	NOUN
fbem-13	190	67	)	)	PUNCT
fbem-13	190	68	ciao	ciao	X
fbem-13	190	69	(	(	PUNCT
fbem-13	190	70	c	c	NOUN
fbem-13	190	71	)	)	PUNCT
fbem-13	190	72	filmtrust	filmtrust	NOUN
fbem-13	190	73	(	(	PUNCT
fbem-13	190	74	d	d	X
fbem-13	190	75	)	)	PUNCT
fbem-13	190	76	ciao	ciao	PROPN
fbem-13	190	77	figure	figure	NOUN
fbem-13	190	78	3	3	NUM
fbem-13	190	79	.	.	PUNCT
fbem-13	191	1	the	the	DET
fbem-13	191	2	influence	influence	NOUN
fbem-13	191	3	of	of	ADP
fbem-13	191	4	the	the	DET
fbem-13	191	5	threshold	threshold	NOUN
fbem-13	191	6	of	of	ADP
fbem-13	191	7	the	the	DET
fbem-13	191	8	number	number	NOUN
fbem-13	191	9	of	of	ADP
fbem-13	191	10	common	common	ADJ
fbem-13	191	11	items	item	NOUN
fbem-13	191	12	(	(	PUNCT
fbem-13	191	13	a	a	X
fbem-13	191	14	)	)	PUNCT
fbem-13	191	15	ciao	ciao	PROPN
fbem-13	191	16	(	(	PUNCT
fbem-13	191	17	b	b	NOUN
fbem-13	191	18	)	)	PUNCT
fbem-13	191	19	ciao	ciao	X
fbem-13	191	20	(	(	PUNCT
fbem-13	191	21	c	c	NOUN
fbem-13	191	22	)	)	PUNCT
fbem-13	191	23	filmtrust	filmtrust	NOUN
fbem-13	191	24	(	(	PUNCT
fbem-13	191	25	d	d	NOUN
fbem-13	191	26	)	)	PUNCT
fbem-13	191	27	filmtrust	filmtrust	NOUN
fbem-13	191	28	figure	figure	NOUN
fbem-13	191	29	4	4	NUM
fbem-13	191	30	.	.	PUNCT
fbem-13	191	31	model	model	NOUN
fbem-13	191	32	comparison	comparison	NOUN
fbem-13	191	33	results	result	VERB
fbem-13	191	34	8	8	NUM
fbem-13	191	35	(	(	PUNCT
fbem-13	191	36	1	1	NUM
fbem-13	191	37	)	)	PUNCT
fbem-13	191	38	uavg	uavg	NOUN
fbem-13	191	39	,	,	PUNCT
fbem-13	191	40	iavg	iavg	PROPN
fbem-13	191	41	are	be	AUX
fbem-13	191	42	baselines	baseline	NOUN
fbem-13	191	43	that	that	PRON
fbem-13	191	44	predict	predict	VERB
fbem-13	191	45	a	a	DET
fbem-13	191	46	user	user	NOUN
fbem-13	191	47	’s	’s	PART
fbem-13	191	48	rating	rating	NOUN
fbem-13	191	49	by	by	ADP
fbem-13	191	50	the	the	DET
fbem-13	191	51	average	average	NOUN
fbem-13	191	52	of	of	ADP
fbem-13	191	53	her	her	PRON
fbem-13	191	54	historical	historical	ADJ
fbem-13	191	55	ratings	rating	NOUN
fbem-13	191	56	,	,	PUNCT
fbem-13	191	57	and	and	CCONJ
fbem-13	191	58	of	of	ADP
fbem-13	191	59	ratings	rating	NOUN
fbem-13	191	60	received	receive	VERB
fbem-13	191	61	by	by	ADP
fbem-13	191	62	the	the	DET
fbem-13	191	63	target	target	NOUN
fbem-13	191	64	item	item	NOUN
fbem-13	191	65	,	,	PUNCT
fbem-13	191	66	respectively	respectively	ADV
fbem-13	191	67	;	;	PUNCT
fbem-13	191	68	(	(	PUNCT
fbem-13	191	69	2	2	X
fbem-13	191	70	)	)	PUNCT
fbem-13	191	71	pmf	pmf	NOUN
fbem-13	191	72	:	:	PUNCT
fbem-13	191	73	introduced	introduce	VERB
fbem-13	191	74	a	a	DET
fbem-13	191	75	probabilistic	probabilistic	ADJ
fbem-13	191	76	model	model	NOUN
fbem-13	191	77	to	to	PART
fbem-13	191	78	optimize	optimize	VERB
fbem-13	191	79	the	the	DET
fbem-13	191	80	matrix	matrix	NOUN
fbem-13	191	81	factorization	factorization	NOUN
fbem-13	191	82	model	model	NOUN
fbem-13	191	83	;	;	PUNCT
fbem-13	191	84	(	(	PUNCT
fbem-13	191	85	3	3	X
fbem-13	191	86	)	)	PUNCT
fbem-13	191	87	rste	rste	NOUN
fbem-13	192	1	[	[	X
fbem-13	192	2	23	23	NUM
fbem-13	192	3	]	]	PUNCT
fbem-13	192	4	,	,	PUNCT
fbem-13	192	5	soreg	soreg	VERB
fbem-13	192	6	[	[	X
fbem-13	192	7	6	6	NUM
fbem-13	192	8	]	]	PUNCT
fbem-13	192	9	are	be	AUX
fbem-13	192	10	earlier	early	ADJ
fbem-13	192	11	trust	trust	NOUN
fbem-13	192	12	-	-	PUNCT
fbem-13	192	13	based	base	VERB
fbem-13	192	14	recommendation	recommendation	NOUN
fbem-13	192	15	models	model	NOUN
fbem-13	192	16	by	by	ADP
fbem-13	192	17	ma	ma	PROPN
fbem-13	192	18	et	et	PROPN
fbem-13	192	19	al	al	PROPN
fbem-13	192	20	.	.	PROPN
fbem-13	192	21	;	;	PUNCT
fbem-13	192	22	(	(	PUNCT
fbem-13	192	23	4	4	X
fbem-13	192	24	)	)	PUNCT
fbem-13	192	25	socialmf	socialmf	NOUN
fbem-13	193	1	[	[	X
fbem-13	193	2	7	7	NUM
fbem-13	193	3	]	]	PUNCT
fbem-13	193	4	,	,	PUNCT
fbem-13	193	5	trustmf	trustmf	PROPN
fbem-13	194	1	[	[	X
fbem-13	194	2	8	8	NUM
fbem-13	194	3	]	]	PUNCT
fbem-13	194	4	,	,	PUNCT
fbem-13	194	5	fang	fang	X
fbem-13	194	6	’s	’s	PART
fbem-13	195	1	[	[	X
fbem-13	195	2	9	9	NUM
fbem-13	195	3	]	]	PUNCT
fbem-13	195	4	are	be	AUX
fbem-13	195	5	the	the	DET
fbem-13	195	6	latest	late	ADJ
fbem-13	195	7	and	and	CCONJ
fbem-13	195	8	state	state	NOUN
fbem-13	195	9	-	-	PUNCT
fbem-13	195	10	of	of	ADP
fbem-13	195	11	-	-	PUNCT
fbem-13	195	12	the	the	DET
fbem-13	195	13	-	-	PUNCT
fbem-13	195	14	art	art	NOUN
fbem-13	195	15	trust	trust	NOUN
fbem-13	195	16	-	-	PUNCT
fbem-13	195	17	based	base	VERB
fbem-13	195	18	models	model	NOUN
fbem-13	195	19	that	that	PRON
fbem-13	195	20	are	be	AUX
fbem-13	195	21	reported	report	VERB
fbem-13	195	22	to	to	PART
fbem-13	195	23	achieve	achieve	VERB
fbem-13	195	24	better	well	ADJ
fbem-13	195	25	performance	performance	NOUN
fbem-13	195	26	than	than	ADP
fbem-13	195	27	simple	simple	ADJ
fbem-13	195	28	baselines	baseline	NOUN
fbem-13	195	29	and	and	CCONJ
fbem-13	195	30	other	other	ADJ
fbem-13	195	31	counterparts	counterpart	NOUN
fbem-13	195	32	[	[	X
fbem-13	195	33	8	8	NUM
fbem-13	195	34	]	]	PUNCT
fbem-13	195	35	,	,	PUNCT
fbem-13	195	36	[	[	X
fbem-13	195	37	9	9	NUM
fbem-13	195	38	]	]	PUNCT
fbem-13	195	39	;	;	PUNCT
fbem-13	195	40	(	(	PUNCT
fbem-13	195	41	5	5	X
fbem-13	195	42	)	)	PUNCT
fbem-13	195	43	svd++	svd++	NOUN
fbem-13	196	1	[	[	X
fbem-13	196	2	12	12	NUM
fbem-13	196	3	]	]	PUNCT
fbem-13	196	4	is	be	AUX
fbem-13	196	5	a	a	DET
fbem-13	196	6	state	state	NOUN
fbem-13	196	7	-	-	PUNCT
fbem-13	196	8	of	of	ADP
fbem-13	196	9	-	-	PUNCT
fbem-13	196	10	the	the	DET
fbem-13	196	11	-	-	PUNCT
fbem-13	196	12	art	art	NOUN
fbem-13	196	13	recommendation	recommendation	NOUN
fbem-13	196	14	method	method	NOUN
fbem-13	196	15	merely	merely	ADV
fbem-13	196	16	based	base	VERB
fbem-13	196	17	on	on	ADP
fbem-13	196	18	ratings	rating	NOUN
fbem-13	196	19	,	,	PUNCT
fbem-13	196	20	and	and	CCONJ
fbem-13	196	21	also	also	ADV
fbem-13	196	22	adopted	adopt	VERB
fbem-13	196	23	as	as	ADP
fbem-13	196	24	a	a	DET
fbem-13	196	25	key	key	ADJ
fbem-13	196	26	comparison	comparison	NOUN
fbem-13	196	27	method	method	NOUN
fbem-13	196	28	in	in	ADP
fbem-13	196	29	fang	fang	X
fbem-13	196	30	et	et	PROPN
fbem-13	196	31	al	al	PROPN
fbem-13	196	32	.	.	PUNCT
fbem-13	197	1	[	[	X
fbem-13	197	2	9	9	NUM
fbem-13	197	3	]	]	PUNCT
fbem-13	197	4	.	.	PUNCT
fbem-13	198	1	trustsvd	trustsvd	PROPN
fbem-13	198	2	,	,	PUNCT
fbem-13	198	3	a	a	DET
fbem-13	198	4	trust	trust	NOUN
fbem-13	198	5	-	-	PUNCT
fbem-13	198	6	based	base	VERB
fbem-13	198	7	matrix	matrix	NOUN
fbem-13	198	8	factorization	factorization	NOUN
fbem-13	198	9	technique	technique	NOUN
fbem-13	198	10	for	for	ADP
fbem-13	198	11	recommendations	recommendation	NOUN
fbem-13	198	12	;	;	PUNCT
fbem-13	198	13	(	(	PUNCT
fbem-13	198	14	6	6	X
fbem-13	198	15	)	)	PUNCT
fbem-13	198	16	trustsvd	trustsvd	NOUN
fbem-13	198	17	:	:	PUNCT
fbem-13	198	18	was	be	AUX
fbem-13	198	19	proposed	propose	VERB
fbem-13	198	20	by	by	ADP
fbem-13	198	21	guo	guo	PROPN
fbem-13	198	22	et	et	PROPN
fbem-13	198	23	al	al	PROPN
fbem-13	198	24	.	.	PUNCT
fbem-13	199	1	it	it	PRON
fbem-13	199	2	not	not	PART
fbem-13	199	3	only	only	ADV
fbem-13	199	4	uses	use	VERB
fbem-13	199	5	social	social	ADJ
fbem-13	199	6	trust	trust	NOUN
fbem-13	199	7	information	information	NOUN
fbem-13	199	8	to	to	PART
fbem-13	199	9	re	re	VERB
fbem-13	199	10	-	-	VERB
fbem-13	199	11	represent	represent	VERB
fbem-13	199	12	user	user	NOUN
fbem-13	199	13	feature	feature	NOUN
fbem-13	199	14	vectors	vector	NOUN
fbem-13	199	15	,	,	PUNCT
fbem-13	199	16	but	but	CCONJ
fbem-13	199	17	it	it	PRON
fbem-13	199	18	also	also	ADV
fbem-13	199	19	effectively	effectively	ADV
fbem-13	199	20	adds	add	VERB
fbem-13	199	21	implicit	implicit	ADJ
fbem-13	199	22	social	social	ADJ
fbem-13	199	23	feedback	feedback	NOUN
fbem-13	199	24	information	information	NOUN
fbem-13	199	25	to	to	ADP
fbem-13	199	26	the	the	DET
fbem-13	199	27	model	model	NOUN
fbem-13	199	28	.	.	PUNCT
fbem-13	200	1	further	far	ADV
fbem-13	200	2	enhance	enhance	VERB
fbem-13	200	3	the	the	DET
fbem-13	200	4	effect	effect	NOUN
fbem-13	200	5	of	of	ADP
fbem-13	200	6	the	the	DET
fbem-13	200	7	model	model	NOUN
fbem-13	200	8	;	;	PUNCT
fbem-13	200	9	the	the	DET
fbem-13	200	10	comparison	comparison	NOUN
fbem-13	200	11	result	result	NOUN
fbem-13	200	12	is	be	AUX
fbem-13	200	13	visually	visually	ADV
fbem-13	200	14	shown	show	VERB
fbem-13	200	15	in	in	ADP
fbem-13	200	16	figure	figure	NOUN
fbem-13	200	17	3	3	NUM
fbem-13	200	18	.	.	PUNCT
fbem-13	201	1	and	and	CCONJ
fbem-13	201	2	the	the	DET
fbem-13	201	3	experimental	experimental	ADJ
fbem-13	201	4	results	result	NOUN
fbem-13	201	5	are	be	AUX
fbem-13	201	6	shown	show	VERB
fbem-13	201	7	in	in	ADP
fbem-13	201	8	table	table	NOUN
fbem-13	201	9	4	4	NUM
fbem-13	201	10	and	and	CCONJ
fbem-13	201	11	table	table	NOUN
fbem-13	201	12	5	5	NUM
fbem-13	201	13	,	,	PUNCT
fbem-13	201	14	which	which	PRON
fbem-13	201	15	correspond	correspond	VERB
fbem-13	201	16	to	to	ADP
fbem-13	201	17	the	the	DET
fbem-13	201	18	”	"	PUNCT
fbem-13	201	19	all	all	DET
fbem-13	201	20	”	"	PUNCT
fbem-13	201	21	and	and	CCONJ
fbem-13	201	22	cold	cold	ADJ
fbem-13	201	23	start	start	NOUN
fbem-13	201	24	test	test	NOUN
fbem-13	201	25	views	view	NOUN
fbem-13	201	26	.	.	PUNCT
fbem-13	202	1	in	in	ADP
fbem-13	202	2	all	all	DET
fbem-13	202	3	test	test	NOUN
fbem-13	202	4	views	view	NOUN
fbem-13	202	5	,	,	PUNCT
fbem-13	202	6	the	the	DET
fbem-13	202	7	performance	performance	NOUN
fbem-13	202	8	of	of	ADP
fbem-13	202	9	trustsvd	trustsvd	NOUN
fbem-13	202	10	in	in	ADP
fbem-13	202	11	filmtrust	filmtrust	NOUN
fbem-13	202	12	and	and	CCONJ
fbem-13	202	13	epinions	epinion	NOUN
fbem-13	202	14	is	be	AUX
fbem-13	202	15	better	well	ADJ
fbem-13	202	16	than	than	ADP
fbem-13	202	17	other	other	ADJ
fbem-13	202	18	comparison	comparison	NOUN
fbem-13	202	19	methods	method	NOUN
fbem-13	202	20	.	.	PUNCT
fbem-13	203	1	in	in	ADP
fbem-13	203	2	ciao	ciao	PROPN
fbem-13	203	3	,	,	PUNCT
fbem-13	203	4	the	the	DET
fbem-13	203	5	trust	trust	NOUN
fbem-13	203	6	based	base	VERB
fbem-13	203	7	approach	approach	NOUN
fbem-13	203	8	(	(	PUNCT
fbem-13	203	9	socialmf	socialmf	NOUN
fbem-13	203	10	)	)	PUNCT
fbem-13	203	11	provides	provide	VERB
fbem-13	203	12	the	the	DET
fbem-13	203	13	best	good	ADJ
fbem-13	203	14	solution	solution	NOUN
fbem-13	203	15	performance	performance	NOUN
fbem-13	203	16	.	.	PUNCT
fbem-13	204	1	our	our	PRON
fbem-13	204	2	method	method	NOUN
fbem-13	204	3	tr	tr	VERB
fbem-13	204	4	-	-	NOUN
fbem-13	204	5	pmf	pmf	NOUN
fbem-13	204	6	is	be	AUX
fbem-13	204	7	always	always	ADV
fbem-13	204	8	superior	superior	ADJ
fbem-13	204	9	to	to	ADP
fbem-13	204	10	the	the	DET
fbem-13	204	11	best	good	ADJ
fbem-13	204	12	of	of	ADP
fbem-13	204	13	other	other	ADJ
fbem-13	204	14	methods	method	NOUN
fbem-13	204	15	in	in	ADP
fbem-13	204	16	all	all	DET
fbem-13	204	17	data	datum	NOUN
fbem-13	204	18	sets	set	NOUN
fbem-13	204	19	.	.	PUNCT
fbem-13	205	1	although	although	SCONJ
fbem-13	205	2	the	the	DET
fbem-13	205	3	percentage	percentage	NOUN
fbem-13	205	4	of	of	ADP
fbem-13	205	5	relative	relative	ADJ
fbem-13	205	6	improvement	improvement	NOUN
fbem-13	205	7	is	be	AUX
fbem-13	205	8	very	very	ADV
fbem-13	205	9	small	small	ADJ
fbem-13	205	10	(	(	PUNCT
fbem-13	205	11	rmse	rmse	NOUN
fbem-13	205	12	is	be	AUX
fbem-13	205	13	about	about	ADV
fbem-13	205	14	1.34	1.34	NUM
fbem-13	205	15	%	%	NOUN
fbem-13	205	16	)	)	PUNCT
fbem-13	205	17	,	,	PUNCT
fbem-13	205	18	koren	koren	PROPN
fbem-13	205	19	[	[	X
fbem-13	205	20	11	11	NUM
fbem-13	205	21	]	]	PUNCT
fbem-13	205	22	pointed	point	VERB
fbem-13	205	23	out	out	ADP
fbem-13	205	24	that	that	SCONJ
fbem-13	205	25	even	even	ADV
fbem-13	205	26	small	small	ADJ
fbem-13	205	27	improvements	improvement	NOUN
fbem-13	205	28	in	in	ADP
fbem-13	205	29	mae	mae	PROPN
fbem-13	205	30	and	and	CCONJ
fbem-13	205	31	rmse	rmse	PROPN
fbem-13	205	32	may	may	AUX
fbem-13	205	33	lead	lead	VERB
fbem-13	205	34	to	to	ADP
fbem-13	205	35	significant	significant	ADJ
fbem-13	205	36	differences	difference	NOUN
fbem-13	205	37	in	in	ADP
fbem-13	205	38	practical	practical	ADJ
fbem-13	205	39	recommendations	recommendation	NOUN
fbem-13	205	40	.	.	PUNCT
fbem-13	206	1	soreg	soreg	NOUN
fbem-13	206	2	is	be	AUX
fbem-13	206	3	the	the	DET
fbem-13	206	4	only	only	ADJ
fbem-13	206	5	one	one	NUM
fbem-13	206	6	that	that	PRON
fbem-13	206	7	makes	make	VERB
fbem-13	206	8	significant	significant	ADJ
fbem-13	206	9	improvement	improvement	NOUN
fbem-13	206	10	when	when	SCONJ
fbem-13	206	11	adjusting	adjust	VERB
fbem-13	206	12	the	the	DET
fbem-13	206	13	number	number	NOUN
fbem-13	206	14	of	of	ADP
fbem-13	206	15	potential	potential	ADJ
fbem-13	206	16	factors	factor	NOUN
fbem-13	206	17	from	from	ADP
fbem-13	206	18	5	5	NUM
fbem-13	206	19	to	to	PART
fbem-13	206	20	10	10	NUM
fbem-13	206	21	.	.	PUNCT
fbem-13	207	1	for	for	ADP
fbem-13	207	2	all	all	DET
fbem-13	207	3	the	the	DET
fbem-13	207	4	comparison	comparison	NOUN
fbem-13	207	5	methods	method	NOUN
fbem-13	207	6	in	in	ADP
fbem-13	207	7	the	the	DET
fbem-13	207	8	cold	cold	ADJ
fbem-13	207	9	start	start	NOUN
fbem-13	207	10	test	test	NOUN
fbem-13	207	11	view	view	NOUN
fbem-13	207	12	,	,	PUNCT
fbem-13	207	13	trustsvd	trustsvd	NOUN
fbem-13	207	14	and	and	CCONJ
fbem-13	207	15	svd++	svd++	NOUN
fbem-13	207	16	perform	perform	VERB
fbem-13	207	17	best	good	ADJ
fbem-13	207	18	in	in	ADP
fbem-13	207	19	filmtrust	filmtrust	NOUN
fbem-13	207	20	and	and	CCONJ
fbem-13	207	21	ciao	ciao	PROPN
fbem-13	207	22	.	.	PROPN
fbem-13	207	23	since	since	SCONJ
fbem-13	207	24	all	all	DET
fbem-13	207	25	trust	trust	NOUN
fbem-13	207	26	based	base	VERB
fbem-13	207	27	models	model	NOUN
fbem-13	207	28	aim	aim	VERB
fbem-13	207	29	to	to	PART
fbem-13	207	30	optimize	optimize	VERB
fbem-13	207	31	the	the	DET
fbem-13	207	32	square	square	ADJ
fbem-13	207	33	error	error	NOUN
fbem-13	207	34	between	between	ADP
fbem-13	207	35	the	the	DET
fbem-13	207	36	predicted	predict	VERB
fbem-13	207	37	value	value	NOUN
fbem-13	207	38	and	and	CCONJ
fbem-13	207	39	the	the	DET
fbem-13	207	40	actual	actual	ADJ
fbem-13	207	41	value	value	NOUN
fbem-13	207	42	,	,	PUNCT
fbem-13	207	43	rmse	rmse	PROPN
fbem-13	207	44	is	be	AUX
fbem-13	207	45	more	more	ADV
fbem-13	207	46	indicative	indicative	ADJ
fbem-13	207	47	than	than	ADP
fbem-13	207	48	mae	mae	PROPN
fbem-13	207	49	,	,	PUNCT
fbem-13	207	50	so	so	ADV
fbem-13	207	51	the	the	DET
fbem-13	207	52	overall	overall	ADJ
fbem-13	207	53	performance	performance	NOUN
fbem-13	207	54	of	of	ADP
fbem-13	207	55	trpmf	trpmf	NOUN
fbem-13	207	56	is	be	AUX
fbem-13	207	57	the	the	DET
fbem-13	207	58	best	good	ADJ
fbem-13	207	59	.	.	PUNCT
fbem-13	208	1	in	in	ADP
fbem-13	208	2	order	order	NOUN
fbem-13	208	3	to	to	PART
fbem-13	208	4	verify	verify	VERB
fbem-13	208	5	that	that	SCONJ
fbem-13	208	6	adding	add	VERB
fbem-13	208	7	trust	trust	NOUN
fbem-13	208	8	information	information	NOUN
fbem-13	208	9	and	and	CCONJ
fbem-13	208	10	item	item	NOUN
fbem-13	208	11	information	information	NOUN
fbem-13	208	12	can	can	AUX
fbem-13	208	13	effectively	effectively	ADV
fbem-13	208	14	alleviate	alleviate	VERB
fbem-13	208	15	the	the	DET
fbem-13	208	16	cold	cold	ADJ
fbem-13	208	17	start	start	NOUN
fbem-13	208	18	problem	problem	NOUN
fbem-13	208	19	in	in	ADP
fbem-13	208	20	the	the	DET
fbem-13	208	21	recommendation	recommendation	NOUN
fbem-13	208	22	system	system	NOUN
fbem-13	208	23	.	.	PUNCT
fbem-13	209	1	first	first	ADV
fbem-13	209	2	assume	assume	VERB
fbem-13	209	3	cold	cold	ADJ
fbem-13	209	4	start	start	NOUN
fbem-13	209	5	users	user	NOUN
fbem-13	209	6	and	and	CCONJ
fbem-13	209	7	cold	cold	ADJ
fbem-13	209	8	start	start	NOUN
fbem-13	209	9	projects	project	NOUN
fbem-13	209	10	.	.	PUNCT
fbem-13	210	1	in	in	ADP
fbem-13	210	2	this	this	DET
fbem-13	210	3	paper	paper	NOUN
fbem-13	210	4	,	,	PUNCT
fbem-13	210	5	users	user	NOUN
fbem-13	210	6	in	in	ADP
fbem-13	210	7	ciao	ciao	PROPN
fbem-13	210	8	and	and	CCONJ
fbem-13	210	9	filmtrust	filmtrust	NOUN
fbem-13	210	10	who	who	PRON
fbem-13	210	11	have	have	AUX
fbem-13	210	12	scored	score	VERB
fbem-13	210	13	less	less	ADJ
fbem-13	210	14	than	than	ADP
fbem-13	210	15	5	5	NUM
fbem-13	210	16	on	on	ADP
fbem-13	210	17	the	the	DET
fbem-13	210	18	project	project	NOUN
fbem-13	210	19	are	be	AUX
fbem-13	210	20	regarded	regard	VERB
fbem-13	210	21	as	as	ADP
fbem-13	210	22	cold	cold	ADJ
fbem-13	210	23	-	-	PUNCT
fbem-13	210	24	start	start	NOUN
fbem-13	210	25	users	user	NOUN
fbem-13	210	26	.	.	PUNCT
fbem-13	211	1	ciao	ciao	PROPN
fbem-13	211	2	and	and	CCONJ
fbem-13	211	3	filmtrust	filmtrust	NOUN
fbem-13	211	4	regard	regard	NOUN
fbem-13	211	5	projects	project	NOUN
fbem-13	211	6	with	with	ADP
fbem-13	211	7	less	less	ADJ
fbem-13	211	8	than	than	ADP
fbem-13	211	9	3	3	NUM
fbem-13	211	10	and	and	CCONJ
fbem-13	211	11	5	5	NUM
fbem-13	211	12	scores	score	NOUN
fbem-13	211	13	as	as	ADP
fbem-13	211	14	cold	cold	ADJ
fbem-13	211	15	-	-	PUNCT
fbem-13	211	16	start	start	NOUN
fbem-13	211	17	projects	project	NOUN
fbem-13	211	18	.	.	PUNCT
fbem-13	212	1	analysis	analysis	NOUN
fbem-13	212	2	of	of	ADP
fbem-13	212	3	ciao	ciao	PROPN
fbem-13	212	4	’s	’s	PART
fbem-13	212	5	experimental	experimental	ADJ
fbem-13	212	6	results	result	NOUN
fbem-13	212	7	:	:	PUNCT
fbem-13	212	8	in	in	ADP
fbem-13	212	9	table	table	NOUN
fbem-13	212	10	4	4	NUM
fbem-13	212	11	and	and	CCONJ
fbem-13	212	12	table	table	NOUN
fbem-13	212	13	5	5	NUM
fbem-13	212	14	,	,	PUNCT
fbem-13	213	1	because	because	SCONJ
fbem-13	213	2	pmf	pmf	PROPN
fbem-13	213	3	is	be	AUX
fbem-13	213	4	only	only	ADV
fbem-13	213	5	the	the	DET
fbem-13	213	6	most	most	ADV
fbem-13	213	7	basic	basic	ADJ
fbem-13	213	8	algorithm	algorithm	NOUN
fbem-13	213	9	model	model	NOUN
fbem-13	213	10	,	,	PUNCT
fbem-13	213	11	it	it	PRON
fbem-13	213	12	is	be	AUX
fbem-13	213	13	a	a	DET
fbem-13	213	14	probability	probability	NOUN
fbem-13	213	15	matrix	matrix	NOUN
fbem-13	213	16	decomposition	decomposition	NOUN
fbem-13	213	17	model	model	NOUN
fbem-13	213	18	that	that	PRON
fbem-13	213	19	only	only	ADV
fbem-13	213	20	uses	use	VERB
fbem-13	213	21	user	user	NOUN
fbem-13	213	22	-	-	PUNCT
fbem-13	213	23	item	item	NOUN
fbem-13	213	24	rating	rating	NOUN
fbem-13	213	25	information	information	NOUN
fbem-13	213	26	,	,	PUNCT
fbem-13	213	27	so	so	CCONJ
fbem-13	213	28	the	the	DET
fbem-13	213	29	recommendation	recommendation	NOUN
fbem-13	213	30	accuracy	accuracy	NOUN
fbem-13	213	31	is	be	AUX
fbem-13	213	32	the	the	DET
fbem-13	213	33	lowest	low	ADJ
fbem-13	213	34	.	.	PUNCT
fbem-13	214	1	other	other	ADJ
fbem-13	214	2	models	model	NOUN
fbem-13	214	3	also	also	ADV
fbem-13	214	4	use	use	VERB
fbem-13	214	5	social	social	ADJ
fbem-13	214	6	trust	trust	NOUN
fbem-13	214	7	,	,	PUNCT
fbem-13	214	8	which	which	PRON
fbem-13	214	9	has	have	VERB
fbem-13	214	10	better	well	ADJ
fbem-13	214	11	recommendation	recommendation	NOUN
fbem-13	214	12	accuracy	accuracy	NOUN
fbem-13	214	13	.	.	PUNCT
fbem-13	215	1	among	among	ADP
fbem-13	215	2	them	they	PRON
fbem-13	215	3	,	,	PUNCT
fbem-13	215	4	tr	tr	VERB
fbem-13	215	5	-	-	NOUN
fbem-13	215	6	pmf	pmf	NOUN
fbem-13	215	7	has	have	VERB
fbem-13	215	8	the	the	DET
fbem-13	215	9	best	good	ADJ
fbem-13	215	10	effect	effect	NOUN
fbem-13	215	11	,	,	PUNCT
fbem-13	215	12	which	which	PRON
fbem-13	215	13	fully	fully	ADV
fbem-13	215	14	shows	show	VERB
fbem-13	215	15	that	that	SCONJ
fbem-13	215	16	the	the	DET
fbem-13	215	17	addition	addition	NOUN
fbem-13	215	18	of	of	ADP
fbem-13	215	19	trust	trust	NOUN
fbem-13	215	20	information	information	NOUN
fbem-13	215	21	can	can	AUX
fbem-13	215	22	effectively	effectively	ADV
fbem-13	215	23	alleviate	alleviate	VERB
fbem-13	215	24	the	the	DET
fbem-13	215	25	impact	impact	NOUN
fbem-13	215	26	of	of	ADP
fbem-13	215	27	sparse	sparse	ADJ
fbem-13	215	28	data	datum	NOUN
fbem-13	215	29	and	and	CCONJ
fbem-13	215	30	improve	improve	VERB
fbem-13	215	31	the	the	DET
fbem-13	215	32	recommendation	recommendation	NOUN
fbem-13	215	33	effect	effect	NOUN
fbem-13	215	34	.	.	PUNCT
fbem-13	216	1	no	no	ADV
fbem-13	216	2	matter	matter	ADV
fbem-13	216	3	the	the	DET
fbem-13	216	4	feature	feature	NOUN
fbem-13	216	5	dimension	dimension	NOUN
fbem-13	216	6	k	k	PROPN
fbem-13	216	7	is	be	AUX
fbem-13	216	8	5	5	NUM
fbem-13	216	9	or	or	CCONJ
fbem-13	216	10	10	10	NUM
fbem-13	216	11	,	,	PUNCT
fbem-13	216	12	tr	tr	VERB
fbem-13	216	13	-	-	NOUN
fbem-13	216	14	pmf	pmf	NOUN
fbem-13	216	15	recommendation	recommendation	NOUN
fbem-13	216	16	accuracy	accuracy	NOUN
fbem-13	216	17	is	be	AUX
fbem-13	216	18	the	the	DET
fbem-13	216	19	best	good	ADJ
fbem-13	216	20	.	.	PUNCT
fbem-13	217	1	it	it	PRON
fbem-13	217	2	fully	fully	ADV
fbem-13	217	3	mines	mine	VERB
fbem-13	217	4	a	a	DET
fbem-13	217	5	variety	variety	NOUN
fbem-13	217	6	of	of	ADP
fbem-13	217	7	trust	trust	NOUN
fbem-13	217	8	relationships	relationship	NOUN
fbem-13	217	9	,	,	PUNCT
fbem-13	217	10	not	not	PART
fbem-13	217	11	only	only	ADV
fbem-13	217	12	mining	mine	VERB
fbem-13	217	13	the	the	DET
fbem-13	217	14	user	user	NOUN
fbem-13	217	15	’s	’s	PART
fbem-13	217	16	local	local	ADJ
fbem-13	217	17	trust	trust	PROPN
fbem-13	217	18	and	and	CCONJ
fbem-13	217	19	global	global	PROPN
fbem-13	217	20	trust	trust	PROPN
fbem-13	217	21	relationship	relationship	NOUN
fbem-13	217	22	,	,	PUNCT
fbem-13	217	23	but	but	CCONJ
fbem-13	217	24	also	also	ADV
fbem-13	217	25	calculates	calculate	VERB
fbem-13	217	26	the	the	DET
fbem-13	217	27	rating	rating	NOUN
fbem-13	217	28	trust	trust	NOUN
fbem-13	217	29	based	base	VERB
fbem-13	217	30	on	on	ADP
fbem-13	217	31	scoring	score	VERB
fbem-13	217	32	information	information	NOUN
fbem-13	217	33	,	,	PUNCT
fbem-13	217	34	and	and	CCONJ
fbem-13	217	35	integrating	integrate	VERB
fbem-13	217	36	these	these	DET
fbem-13	217	37	trust	trust	NOUN
fbem-13	217	38	relationships	relationship	NOUN
fbem-13	217	39	can	can	AUX
fbem-13	217	40	more	more	ADV
fbem-13	217	41	accurately	accurately	ADV
fbem-13	217	42	model	model	VERB
fbem-13	217	43	the	the	DET
fbem-13	217	44	user	user	NOUN
fbem-13	217	45	’s	’s	PART
fbem-13	217	46	behavior	behavior	NOUN
fbem-13	217	47	preferences	preference	NOUN
fbem-13	217	48	.	.	PUNCT
fbem-13	218	1	analysis	analysis	NOUN
fbem-13	218	2	of	of	ADP
fbem-13	218	3	the	the	DET
fbem-13	218	4	experimental	experimental	ADJ
fbem-13	218	5	results	result	NOUN
fbem-13	218	6	on	on	ADP
fbem-13	218	7	the	the	DET
fbem-13	218	8	filmtrust	filmtrust	NOUN
fbem-13	218	9	dataset	dataset	NOUN
fbem-13	218	10	:	:	PUNCT
fbem-13	218	11	as	as	SCONJ
fbem-13	218	12	shown	show	VERB
fbem-13	218	13	in	in	ADP
fbem-13	218	14	table	table	NOUN
fbem-13	218	15	4	4	NUM
fbem-13	218	16	and	and	CCONJ
fbem-13	218	17	table	table	NOUN
fbem-13	218	18	5	5	NUM
fbem-13	218	19	,	,	PUNCT
fbem-13	218	20	when	when	SCONJ
fbem-13	218	21	the	the	DET
fbem-13	218	22	feature	feature	NOUN
fbem-13	218	23	dimension	dimension	NOUN
fbem-13	218	24	k	k	PROPN
fbem-13	218	25	is	be	AUX
fbem-13	218	26	10	10	NUM
fbem-13	218	27	,	,	PUNCT
fbem-13	218	28	the	the	DET
fbem-13	218	29	effect	effect	NOUN
fbem-13	218	30	is	be	AUX
fbem-13	218	31	slightly	slightly	ADV
fbem-13	218	32	better	well	ADJ
fbem-13	218	33	than	than	ADP
fbem-13	218	34	when	when	SCONJ
fbem-13	218	35	it	it	PRON
fbem-13	218	36	is	be	AUX
fbem-13	218	37	5	5	NUM
fbem-13	218	38	.	.	PUNCT
fbem-13	218	39	comparing	compare	VERB
fbem-13	218	40	the	the	DET
fbem-13	218	41	pmf	pmf	NOUN
fbem-13	218	42	algorithm	algorithm	NOUN
fbem-13	218	43	with	with	ADP
fbem-13	218	44	the	the	DET
fbem-13	218	45	trust	trust	NOUN
fbem-13	218	46	recommendation	recommendation	NOUN
fbem-13	218	47	algorithm	algorithm	NOUN
fbem-13	218	48	,	,	PUNCT
fbem-13	218	49	tr	tr	VERB
fbem-13	218	50	-	-	NOUN
fbem-13	218	51	pmf	pmf	NOUN
fbem-13	218	52	has	have	VERB
fbem-13	218	53	the	the	DET
fbem-13	218	54	best	good	ADJ
fbem-13	218	55	recommendation	recommendation	NOUN
fbem-13	218	56	results	result	NOUN
fbem-13	218	57	under	under	ADP
fbem-13	218	58	the	the	DET
fbem-13	218	59	rmse	rmse	NOUN
fbem-13	218	60	and	and	CCONJ
fbem-13	218	61	mae	mae	PROPN
fbem-13	218	62	evaluation	evaluation	NOUN
fbem-13	218	63	indicators	indicator	NOUN
fbem-13	218	64	.	.	PUNCT
fbem-13	219	1	it	it	PRON
fbem-13	219	2	can	can	AUX
fbem-13	219	3	be	be	AUX
fbem-13	219	4	concluded	conclude	VERB
fbem-13	219	5	that	that	SCONJ
fbem-13	219	6	tr	tr	VERB
fbem-13	219	7	-	-	ADJ
fbem-13	219	8	pmf	pmf	NOUN
fbem-13	219	9	integrates	integrates	PROPN
fbem-13	219	10	user	user	PROPN
fbem-13	219	11	trust	trust	PROPN
fbem-13	219	12	relationship	relationship	NOUN
fbem-13	219	13	and	and	CCONJ
fbem-13	219	14	rating	rating	NOUN
fbem-13	219	15	trust	trust	NOUN
fbem-13	219	16	relationship	relationship	NOUN
fbem-13	219	17	,	,	PUNCT
fbem-13	219	18	and	and	CCONJ
fbem-13	219	19	can	can	AUX
fbem-13	219	20	more	more	ADV
fbem-13	219	21	accurately	accurately	ADV
fbem-13	219	22	model	model	VERB
fbem-13	219	23	user	user	NOUN
fbem-13	219	24	behavior	behavior	NOUN
fbem-13	219	25	preferences	preference	NOUN
fbem-13	219	26	,	,	PUNCT
fbem-13	219	27	thereby	thereby	ADV
fbem-13	219	28	improving	improve	VERB
fbem-13	219	29	recommendation	recommendation	NOUN
fbem-13	219	30	accuracy	accuracy	NOUN
fbem-13	219	31	.	.	PUNCT
fbem-13	220	1	6	6	X
fbem-13	220	2	.	.	X
fbem-13	220	3	conclusions	conclusion	NOUN
fbem-13	220	4	aiming	aim	VERB
fbem-13	220	5	at	at	ADP
fbem-13	220	6	improving	improve	VERB
fbem-13	220	7	the	the	DET
fbem-13	220	8	performance	performance	NOUN
fbem-13	220	9	for	for	ADP
fbem-13	220	10	rating	rating	NOUN
fbem-13	220	11	prediction	prediction	NOUN
fbem-13	220	12	,	,	PUNCT
fbem-13	220	13	this	this	DET
fbem-13	220	14	paper	paper	NOUN
fbem-13	220	15	proposes	propose	VERB
fbem-13	220	16	a	a	DET
fbem-13	220	17	collaborative	collaborative	ADJ
fbem-13	220	18	filtering	filter	VERB
fbem-13	220	19	recommendation	recommendation	NOUN
fbem-13	220	20	algorithm	algorithm	NOUN
fbem-13	220	21	tr	tr	VERB
fbem-13	220	22	-	-	NOUN
fbem-13	220	23	pmf	pmf	NOUN
fbem-13	220	24	that	that	PRON
fbem-13	220	25	integrates	integrate	VERB
fbem-13	220	26	trust	trust	NOUN
fbem-13	220	27	relationship	relationship	NOUN
fbem-13	220	28	and	and	CCONJ
fbem-13	220	29	rating	rating	NOUN
fbem-13	220	30	trust	trust	NOUN
fbem-13	220	31	.	.	PUNCT
fbem-13	221	1	tr	tr	VERB
fbem-13	221	2	-	-	NOUN
fbem-13	221	3	pmf	pmf	NOUN
fbem-13	221	4	first	first	ADJ
fbem-13	221	5	mines	mine	NOUN
fbem-13	221	6	the	the	DET
fbem-13	221	7	trust	trust	NOUN
fbem-13	221	8	relationship	relationship	NOUN
fbem-13	221	9	through	through	ADP
fbem-13	221	10	user	user	NOUN
fbem-13	221	11	trust	trust	PROPN
fbem-13	221	12	data	datum	NOUN
fbem-13	221	13	,	,	PUNCT
fbem-13	221	14	and	and	CCONJ
fbem-13	221	15	combines	combine	VERB
fbem-13	221	16	the	the	DET
fbem-13	221	17	calculated	calculated	ADJ
fbem-13	221	18	local	local	ADJ
fbem-13	221	19	trust	trust	NOUN
fbem-13	221	20	of	of	ADP
fbem-13	221	21	the	the	DET
fbem-13	221	22	user	user	NOUN
fbem-13	221	23	with	with	ADP
fbem-13	221	24	the	the	DET
fbem-13	221	25	global	global	ADJ
fbem-13	221	26	trust	trust	NOUN
fbem-13	221	27	to	to	PART
fbem-13	221	28	form	form	VERB
fbem-13	221	29	a	a	DET
fbem-13	221	30	user	user	NOUN
fbem-13	221	31	trust	trust	NOUN
fbem-13	221	32	relationship	relationship	NOUN
fbem-13	221	33	.	.	PUNCT
fbem-13	222	1	and	and	CCONJ
fbem-13	222	2	further	far	ADV
fbem-13	222	3	calculate	calculate	VERB
fbem-13	222	4	the	the	DET
fbem-13	222	5	rating	rating	NOUN
fbem-13	222	6	trust	trust	NOUN
fbem-13	222	7	relationship	relationship	NOUN
fbem-13	222	8	based	base	VERB
fbem-13	222	9	on	on	ADP
fbem-13	222	10	the	the	DET
fbem-13	222	11	user	user	NOUN
fbem-13	222	12	’s	’s	PART
fbem-13	222	13	historical	historical	ADJ
fbem-13	222	14	rating	rating	NOUN
fbem-13	222	15	information	information	NOUN
fbem-13	222	16	.	.	PUNCT
fbem-13	223	1	a	a	DET
fbem-13	223	2	comprehensive	comprehensive	ADJ
fbem-13	223	3	trust	trust	NOUN
fbem-13	223	4	relationship	relationship	NOUN
fbem-13	223	5	is	be	AUX
fbem-13	223	6	obtained	obtain	VERB
fbem-13	223	7	by	by	ADP
fbem-13	223	8	fusing	fuse	VERB
fbem-13	223	9	the	the	DET
fbem-13	223	10	user	user	NOUN
fbem-13	223	11	trust	trust	PROPN
fbem-13	223	12	relationship	relationship	NOUN
fbem-13	223	13	and	and	CCONJ
fbem-13	223	14	the	the	DET
fbem-13	223	15	rating	rating	NOUN
fbem-13	223	16	trust	trust	NOUN
fbem-13	223	17	relationship	relationship	NOUN
fbem-13	223	18	.	.	PUNCT
fbem-13	224	1	it	it	PRON
fbem-13	224	2	can	can	AUX
fbem-13	224	3	more	more	ADV
fbem-13	224	4	accurately	accurately	ADV
fbem-13	224	5	indicate	indicate	VERB
fbem-13	224	6	the	the	DET
fbem-13	224	7	degree	degree	NOUN
fbem-13	224	8	of	of	ADP
fbem-13	224	9	trust	trust	NOUN
fbem-13	224	10	between	between	ADP
fbem-13	224	11	users	user	NOUN
fbem-13	224	12	.	.	PUNCT
fbem-13	225	1	compared	compare	VERB
fbem-13	225	2	with	with	ADP
fbem-13	225	3	the	the	DET
fbem-13	225	4	shortcomings	shortcoming	NOUN
fbem-13	225	5	of	of	ADP
fbem-13	225	6	traditional	traditional	ADJ
fbem-13	225	7	social	social	ADJ
fbem-13	225	8	recommendation	recommendation	NOUN
fbem-13	225	9	algorithms	algorithm	NOUN
fbem-13	225	10	that	that	PRON
fbem-13	225	11	only	only	ADV
fbem-13	225	12	use	use	VERB
fbem-13	225	13	a	a	DET
fbem-13	225	14	single	single	ADJ
fbem-13	225	15	trust	trust	NOUN
fbem-13	225	16	data	datum	NOUN
fbem-13	225	17	,	,	PUNCT
fbem-13	225	18	tr	tr	VERB
fbem-13	225	19	-	-	NOUN
fbem-13	225	20	pmf	pmf	NOUN
fbem-13	225	21	also	also	ADV
fbem-13	225	22	effectively	effectively	ADV
fbem-13	225	23	utilizes	utilize	VERB
fbem-13	225	24	the	the	DET
fbem-13	225	25	calculated	calculated	ADJ
fbem-13	225	26	relationship	relationship	NOUN
fbem-13	225	27	,	,	PUNCT
fbem-13	225	28	alleviating	alleviate	VERB
fbem-13	225	29	the	the	DET
fbem-13	225	30	problem	problem	NOUN
fbem-13	225	31	of	of	ADP
fbem-13	225	32	sparse	sparse	ADJ
fbem-13	225	33	trust	trust	NOUN
fbem-13	225	34	data	datum	NOUN
fbem-13	225	35	.	.	PUNCT
fbem-13	226	1	finally	finally	ADV
fbem-13	226	2	,	,	PUNCT
fbem-13	226	3	the	the	DET
fbem-13	226	4	integrated	integrate	VERB
fbem-13	226	5	trust	trust	NOUN
fbem-13	226	6	relationship	relationship	NOUN
fbem-13	226	7	is	be	AUX
fbem-13	226	8	integrated	integrate	VERB
fbem-13	226	9	into	into	ADP
fbem-13	226	10	the	the	DET
fbem-13	226	11	probability	probability	NOUN
fbem-13	226	12	matrix	matrix	NOUN
fbem-13	226	13	decomposition	decomposition	NOUN
fbem-13	226	14	model	model	NOUN
fbem-13	226	15	,	,	PUNCT
fbem-13	226	16	the	the	DET
fbem-13	226	17	user	user	NOUN
fbem-13	226	18	and	and	CCONJ
fbem-13	226	19	item	item	NOUN
fbem-13	226	20	feature	feature	NOUN
fbem-13	226	21	matrix	matrix	NOUN
fbem-13	226	22	is	be	AUX
fbem-13	226	23	learned	learn	VERB
fbem-13	226	24	,	,	PUNCT
fbem-13	226	25	and	and	CCONJ
fbem-13	226	26	the	the	DET
fbem-13	226	27	rating	rating	NOUN
fbem-13	226	28	prediction	prediction	NOUN
fbem-13	226	29	is	be	AUX
fbem-13	226	30	finally	finally	ADV
fbem-13	226	31	made	make	VERB
fbem-13	226	32	.	.	PUNCT
fbem-13	227	1	it	it	PRON
fbem-13	227	2	provides	provide	VERB
fbem-13	227	3	new	new	ADJ
fbem-13	227	4	ideas	idea	NOUN
fbem-13	227	5	for	for	ADP
fbem-13	227	6	trust	trust	NOUN
fbem-13	227	7	-	-	PUNCT
fbem-13	227	8	based	base	VERB
fbem-13	227	9	recommendation	recommendation	NOUN
fbem-13	227	10	research	research	NOUN
fbem-13	227	11	.	.	PUNCT
fbem-13	228	1	of	of	ADP
fbem-13	228	2	course	course	NOUN
fbem-13	228	3	,	,	PUNCT
fbem-13	228	4	there	there	PRON
fbem-13	228	5	is	be	VERB
fbem-13	228	6	still	still	ADV
fbem-13	228	7	room	room	NOUN
fbem-13	228	8	for	for	ADP
fbem-13	228	9	further	further	ADJ
fbem-13	228	10	research	research	NOUN
fbem-13	228	11	on	on	ADP
fbem-13	228	12	trust	trust	NOUN
fbem-13	228	13	-	-	PUNCT
fbem-13	228	14	based	base	VERB
fbem-13	228	15	recommendation	recommendation	NOUN
fbem-13	228	16	algorithms	algorithm	NOUN
fbem-13	228	17	,	,	PUNCT
fbem-13	228	18	such	such	ADJ
fbem-13	228	19	as	as	ADP
fbem-13	228	20	the	the	DET
fbem-13	228	21	dynamic	dynamic	ADJ
fbem-13	228	22	model	model	NOUN
fbem-13	228	23	of	of	ADP
fbem-13	228	24	trust	trust	NOUN
fbem-13	228	25	relationships	relationship	NOUN
fbem-13	228	26	that	that	PRON
fbem-13	228	27	considers	consider	VERB
fbem-13	228	28	time	time	NOUN
fbem-13	228	29	factors	factor	NOUN
fbem-13	228	30	,	,	PUNCT
fbem-13	228	31	the	the	DET
fbem-13	228	32	integration	integration	NOUN
fbem-13	228	33	of	of	ADP
fbem-13	228	34	item	item	NOUN
fbem-13	228	35	-	-	PUNCT
fbem-13	228	36	based	base	VERB
fbem-13	228	37	collaborative	collaborative	ADJ
fbem-13	228	38	filtering	filtering	NOUN
fbem-13	228	39	ideas	idea	NOUN
fbem-13	228	40	,	,	PUNCT
fbem-13	228	41	and	and	CCONJ
fbem-13	228	42	the	the	DET
fbem-13	228	43	impact	impact	NOUN
fbem-13	228	44	of	of	ADP
fbem-13	228	45	untrusted	untrusted	ADJ
fbem-13	228	46	relationships	relationship	NOUN
fbem-13	228	47	on	on	ADP
fbem-13	228	48	recommendation	recommendation	NOUN
fbem-13	228	49	results	result	NOUN
fbem-13	228	50	.	.	PUNCT
fbem-13	229	1	in	in	ADP
fbem-13	229	2	our	our	PRON
fbem-13	229	3	future	future	ADJ
fbem-13	229	4	work	work	NOUN
fbem-13	229	5	,	,	PUNCT
fbem-13	229	6	we	we	PRON
fbem-13	229	7	plan	plan	VERB
fbem-13	229	8	to	to	PART
fbem-13	229	9	further	far	ADV
fbem-13	229	10	consider	consider	VERB
fbem-13	229	11	the	the	DET
fbem-13	229	12	impact	impact	NOUN
fbem-13	229	13	of	of	ADP
fbem-13	229	14	project	project	NOUN
fbem-13	229	15	relationship	relationship	NOUN
fbem-13	229	16	on	on	ADP
fbem-13	229	17	scoring	scoring	NOUN
fbem-13	229	18	prediction	prediction	NOUN
fbem-13	229	19	.	.	PUNCT
fbem-13	230	1	references	reference	NOUN
fbem-13	230	2	[	[	X
fbem-13	230	3	1	1	X
fbem-13	230	4	]	]	X
fbem-13	230	5	iman	iman	NOUN
fbem-13	230	6	barjasteh	barjasteh	PROPN
fbem-13	230	7	,	,	PUNCT
fbem-13	230	8	rana	rana	PROPN
fbem-13	230	9	forsati	forsati	PROPN
fbem-13	230	10	,	,	PUNCT
fbem-13	230	11	dennis	dennis	PROPN
fbem-13	230	12	ross	ross	PROPN
fbem-13	230	13	,	,	PUNCT
fbem-13	230	14	abdol	abdol	NOUN
fbem-13	230	15	-	-	PUNCT
fbem-13	230	16	hossein	hossein	PROPN
fbem-13	230	17	esfahanian	esfahanian	NOUN
fbem-13	230	18	,	,	PUNCT
fbem-13	230	19	and	and	CCONJ
fbem-13	231	1	hayder	hayder	PROPN
fbem-13	231	2	radha	radha	PROPN
fbem-13	231	3	.	.	PUNCT
fbem-13	232	1	cold	cold	ADJ
fbem-13	232	2	-	-	PUNCT
fbem-13	232	3	start	start	NOUN
fbem-13	232	4	recommendation	recommendation	NOUN
fbem-13	232	5	with	with	ADP
fbem-13	232	6	provable	provable	ADJ
fbem-13	232	7	guarantees	guarantee	NOUN
fbem-13	232	8	:	:	PUNCT
fbem-13	232	9	a	a	DET
fbem-13	232	10	decoupled	decouple	VERB
fbem-13	232	11	approach	approach	NOUN
fbem-13	232	12	.	.	PUNCT
fbem-13	233	1	ieee	ieee	NOUN
fbem-13	233	2	transactions	transaction	NOUN
fbem-13	233	3	on	on	ADP
fbem-13	233	4	knowledge	knowledge	NOUN
fbem-13	233	5	and	and	CCONJ
fbem-13	233	6	data	datum	NOUN
fbem-13	233	7	engineering	engineering	NOUN
fbem-13	233	8	,	,	PUNCT
fbem-13	233	9	28(6):1462–1474	28(6):1462–1474	PROPN
fbem-13	233	10	,	,	PUNCT
fbem-13	233	11	2016	2016	NUM
fbem-13	233	12	.	.	PUNCT
fbem-13	234	1	[	[	X
fbem-13	234	2	2	2	NUM
fbem-13	234	3	]	]	X
fbem-13	234	4	guang	guang	PROPN
fbem-13	234	5	-	-	PUNCT
fbem-13	234	6	neng	neng	PROPN
fbem-13	234	7	hu	hu	PROPN
fbem-13	234	8	,	,	PUNCT
fbem-13	234	9	xin	xin	PROPN
fbem-13	234	10	-	-	PUNCT
fbem-13	234	11	yu	yu	PROPN
fbem-13	234	12	dai	dai	PROPN
fbem-13	234	13	,	,	PUNCT
fbem-13	234	14	feng	feng	PROPN
fbem-13	234	15	-	-	PUNCT
fbem-13	234	16	yu	yu	PROPN
fbem-13	234	17	qiu	qiu	PROPN
fbem-13	234	18	,	,	PUNCT
fbem-13	234	19	rui	rui	PROPN
fbem-13	234	20	xia	xia	PROPN
fbem-13	234	21	,	,	PUNCT
fbem-13	234	22	tao	tao	PROPN
fbem-13	234	23	li	li	PROPN
fbem-13	234	24	,	,	PUNCT
fbem-13	234	25	shu	shu	PROPN
fbem-13	234	26	-	-	PUNCT
fbem-13	234	27	jian	jian	PROPN
fbem-13	234	28	huang	huang	PROPN
fbem-13	234	29	,	,	PUNCT
fbem-13	234	30	and	and	CCONJ
fbem-13	234	31	jia	jia	PROPN
fbem-13	234	32	-	-	PROPN
fbem-13	234	33	jun	jun	PROPN
fbem-13	234	34	chen	chen	PROPN
fbem-13	234	35	.	.	PUNCT
fbem-13	235	1	collaborative	collaborative	ADJ
fbem-13	235	2	filtering	filtering	NOUN
fbem-13	235	3	with	with	ADP
fbem-13	235	4	topic	topic	NOUN
fbem-13	235	5	and	and	CCONJ
fbem-13	235	6	social	social	ADJ
fbem-13	235	7	latent	latent	NOUN
fbem-13	235	8	factors	factor	NOUN
fbem-13	235	9	incorporating	incorporate	VERB
fbem-13	235	10	implicit	implicit	ADJ
fbem-13	235	11	feedback	feedback	NOUN
fbem-13	235	12	.	.	PUNCT
fbem-13	236	1	acm	acm	NOUN
fbem-13	236	2	transactions	transaction	NOUN
fbem-13	236	3	on	on	ADP
fbem-13	236	4	knowledge	knowledge	NOUN
fbem-13	236	5	discovery	discovery	NOUN
fbem-13	236	6	from	from	ADP
fbem-13	236	7	data	datum	NOUN
fbem-13	236	8	(	(	PUNCT
fbem-13	236	9	tkdd	tkdd	NOUN
fbem-13	236	10	)	)	PUNCT
fbem-13	236	11	,	,	PUNCT
fbem-13	236	12	12(2):1–30	12(2):1–30	NUM
fbem-13	236	13	,	,	PUNCT
fbem-13	236	14	2018	2018	NUM
fbem-13	236	15	.	.	PUNCT
fbem-13	237	1	[	[	X
fbem-13	237	2	3	3	X
fbem-13	237	3	]	]	X
fbem-13	237	4	mohsen	mohsen	PROPN
fbem-13	237	5	jamali	jamali	PROPN
fbem-13	237	6	and	and	CCONJ
fbem-13	237	7	martin	martin	PROPN
fbem-13	237	8	ester	ester	NOUN
fbem-13	237	9	.	.	PUNCT
fbem-13	238	1	a	a	DET
fbem-13	238	2	matrix	matrix	NOUN
fbem-13	238	3	factorization	factorization	NOUN
fbem-13	238	4	technique	technique	NOUN
fbem-13	238	5	with	with	ADP
fbem-13	238	6	trust	trust	NOUN
fbem-13	238	7	propagation	propagation	NOUN
fbem-13	238	8	for	for	ADP
fbem-13	238	9	recommendation	recommendation	NOUN
fbem-13	238	10	in	in	ADP
fbem-13	238	11	social	social	ADJ
fbem-13	238	12	networks	network	NOUN
fbem-13	238	13	.	.	PUNCT
fbem-13	239	1	in	in	ADP
fbem-13	239	2	proceedings	proceeding	NOUN
fbem-13	239	3	of	of	ADP
fbem-13	239	4	the	the	DET
fbem-13	239	5	fourth	fourth	PROPN
fbem-13	239	6	acm	acm	PROPN
fbem-13	239	7	conference	conference	NOUN
fbem-13	239	8	on	on	ADP
fbem-13	239	9	recommender	recommender	NOUN
fbem-13	239	10	systems	system	NOUN
fbem-13	239	11	,	,	PUNCT
fbem-13	239	12	pages	page	NOUN
fbem-13	239	13	135–142	135–142	NUM
fbem-13	239	14	,	,	PUNCT
fbem-13	239	15	2010	2010	NUM
fbem-13	239	16	.	.	PUNCT
fbem-13	240	1	[	[	X
fbem-13	240	2	4	4	X
fbem-13	240	3	]	]	X
fbem-13	240	4	liaoliang	liaoliang	PROPN
fbem-13	240	5	jiang	jiang	PROPN
fbem-13	240	6	,	,	PUNCT
fbem-13	240	7	yuting	yute	VERB
fbem-13	240	8	cheng	cheng	PROPN
fbem-13	240	9	,	,	PUNCT
fbem-13	240	10	li	li	PROPN
fbem-13	240	11	yang	yang	PROPN
fbem-13	240	12	,	,	PUNCT
fbem-13	240	13	jing	jing	PROPN
fbem-13	240	14	li	li	PROPN
fbem-13	240	15	,	,	PUNCT
fbem-13	240	16	hongyang	hongyang	PROPN
fbem-13	240	17	yan	yan	PROPN
fbem-13	240	18	,	,	PUNCT
fbem-13	240	19	and	and	CCONJ
fbem-13	240	20	xiaoqin	xiaoqin	PROPN
fbem-13	240	21	wang	wang	PROPN
fbem-13	240	22	.	.	PUNCT
fbem-13	241	1	a	a	DET
fbem-13	241	2	trust	trust	NOUN
fbem-13	241	3	-	-	PUNCT
fbem-13	241	4	based	base	VERB
fbem-13	241	5	collaborative	collaborative	ADJ
fbem-13	241	6	filtering	filtering	NOUN
fbem-13	241	7	algorithm	algorithm	NOUN
fbem-13	241	8	for	for	ADP
fbem-13	241	9	ecommerce	ecommerce	NOUN
fbem-13	241	10	recommendation	recommendation	NOUN
fbem-13	241	11	system	system	NOUN
fbem-13	241	12	.	.	PUNCT
fbem-13	242	1	journal	journal	PROPN
fbem-13	242	2	of	of	ADP
fbem-13	242	3	ambient	ambient	ADJ
fbem-13	242	4	intelligence	intelligence	NOUN
fbem-13	242	5	and	and	CCONJ
fbem-13	242	6	humanized	humanize	VERB
fbem-13	242	7	computing	computing	NOUN
fbem-13	242	8	,	,	PUNCT
fbem-13	242	9	2019	2019	NUM
fbem-13	242	10	.	.	PUNCT
fbem-13	243	1	[	[	X
fbem-13	243	2	5	5	X
fbem-13	243	3	]	]	PUNCT
fbem-13	243	4	mingyang	mingyang	PROPN
fbem-13	243	5	jiang	jiang	PROPN
fbem-13	243	6	,	,	PUNCT
fbem-13	243	7	zhifeng	zhifeng	PROPN
fbem-13	243	8	zhang	zhang	PROPN
fbem-13	243	9	,	,	PUNCT
fbem-13	243	10	jingqing	jingqing	PROPN
fbem-13	243	11	jiang	jiang	PROPN
fbem-13	243	12	,	,	PUNCT
fbem-13	243	13	qinghu	qinghu	PROPN
fbem-13	243	14	wang	wang	PROPN
fbem-13	243	15	,	,	PUNCT
fbem-13	243	16	and	and	CCONJ
fbem-13	243	17	zhili	zhili	PROPN
fbem-13	243	18	pei	pei	PROPN
fbem-13	243	19	.	.	PUNCT
fbem-13	244	1	a	a	DET
fbem-13	244	2	collaborative	collaborative	ADJ
fbem-13	244	3	filtering	filtering	NOUN
fbem-13	244	4	recommendation	recommendation	NOUN
fbem-13	244	5	algorithm	algorithm	NOUN
fbem-13	244	6	based	base	VERB
fbem-13	244	7	on	on	ADP
fbem-13	244	8	information	information	NOUN
fbem-13	244	9	theory	theory	NOUN
fbem-13	244	10	and	and	CCONJ
fbem-13	244	11	bi	bi	NOUN
fbem-13	244	12	-	-	ADJ
fbem-13	244	13	clustering	clustering	ADJ
fbem-13	244	14	.	.	PUNCT
fbem-13	245	1	neural	neural	ADJ
fbem-13	245	2	computing	computing	NOUN
fbem-13	245	3	and	and	CCONJ
fbem-13	245	4	applications	application	NOUN
fbem-13	245	5	,	,	PUNCT
fbem-13	245	6	2019	2019	NUM
fbem-13	245	7	.	.	PUNCT
fbem-13	246	1	9	9	NUM
fbem-13	247	1	[	[	SYM
fbem-13	247	2	6	6	NUM
fbem-13	247	3	]	]	PUNCT
fbem-13	247	4	yehuda	yehuda	NOUN
fbem-13	247	5	koren	koren	PROPN
fbem-13	247	6	,	,	PUNCT
fbem-13	247	7	robert	robert	PROPN
fbem-13	247	8	bell	bell	PROPN
fbem-13	247	9	,	,	PUNCT
fbem-13	247	10	and	and	CCONJ
fbem-13	247	11	chris	chris	PROPN
fbem-13	247	12	volinsky	volinsky	PROPN
fbem-13	247	13	.	.	PUNCT
fbem-13	248	1	matrix	matrix	NOUN
fbem-13	248	2	factorization	factorization	NOUN
fbem-13	248	3	techniques	technique	NOUN
fbem-13	248	4	for	for	ADP
fbem-13	248	5	recommender	recommender	NOUN
fbem-13	248	6	systems	system	NOUN
fbem-13	248	7	.	.	PUNCT
fbem-13	249	1	computer	computer	NOUN
fbem-13	249	2	,	,	PUNCT
fbem-13	249	3	42(8):30–37	42(8):30–37	NUM
fbem-13	249	4	,	,	PUNCT
fbem-13	249	5	2009	2009	NUM
fbem-13	249	6	.	.	PUNCT
fbem-13	250	1	[	[	X
fbem-13	250	2	7	7	X
fbem-13	250	3	]	]	X
fbem-13	250	4	hanjun	hanjun	PROPN
fbem-13	250	5	lee	lee	PROPN
fbem-13	250	6	,	,	PUNCT
fbem-13	250	7	keunho	keunho	NOUN
fbem-13	250	8	choi	choi	NOUN
fbem-13	250	9	,	,	PUNCT
fbem-13	250	10	donghee	donghee	PROPN
fbem-13	250	11	yoo	yoo	PROPN
fbem-13	250	12	,	,	PUNCT
fbem-13	250	13	yongmoo	yongmoo	ADJ
fbem-13	250	14	suh	suh	PROPN
fbem-13	250	15	,	,	PUNCT
fbem-13	250	16	soowon	soowon	PROPN
fbem-13	250	17	lee	lee	PROPN
fbem-13	250	18	,	,	PUNCT
fbem-13	250	19	and	and	CCONJ
fbem-13	250	20	guijia	guijia	VERB
fbem-13	250	21	he	he	PRON
fbem-13	250	22	.	.	PUNCT
fbem-13	251	1	recommending	recommend	VERB
fbem-13	251	2	valuable	valuable	ADJ
fbem-13	251	3	ideas	idea	NOUN
fbem-13	251	4	in	in	ADP
fbem-13	251	5	an	an	DET
fbem-13	251	6	open	open	ADJ
fbem-13	251	7	innovation	innovation	NOUN
fbem-13	251	8	community	community	NOUN
fbem-13	251	9	:	:	PUNCT
fbem-13	251	10	a	a	DET
fbem-13	251	11	text	text	NOUN
fbem-13	251	12	mining	mining	NOUN
fbem-13	251	13	approach	approach	NOUN
fbem-13	251	14	to	to	ADP
fbem-13	251	15	information	information	NOUN
fbem-13	251	16	overload	overload	NOUN
fbem-13	251	17	problem	problem	NOUN
fbem-13	251	18	.	.	PUNCT
fbem-13	252	1	industrial	industrial	ADJ
fbem-13	252	2	management	management	PROPN
fbem-13	252	3	&	&	CCONJ
fbem-13	252	4	data	datum	NOUN
fbem-13	252	5	systems	system	NOUN
fbem-13	252	6	,	,	PUNCT
fbem-13	252	7	2018	2018	NUM
fbem-13	252	8	.	.	PUNCT
fbem-13	253	1	[	[	X
fbem-13	253	2	8	8	NUM
fbem-13	253	3	]	]	X
fbem-13	253	4	hao	hao	PROPN
fbem-13	253	5	ma	ma	PROPN
fbem-13	253	6	,	,	PUNCT
fbem-13	253	7	irwin	irwin	PROPN
fbem-13	253	8	king	king	NOUN
fbem-13	253	9	,	,	PUNCT
fbem-13	253	10	and	and	CCONJ
fbem-13	253	11	michael	michael	PROPN
fbem-13	253	12	r	r	PROPN
fbem-13	253	13	lyu	lyu	NOUN
fbem-13	253	14	.	.	PUNCT
fbem-13	254	1	learning	learn	VERB
fbem-13	254	2	to	to	PART
fbem-13	254	3	recommend	recommend	VERB
fbem-13	254	4	with	with	ADP
fbem-13	254	5	social	social	ADJ
fbem-13	254	6	trust	trust	NOUN
fbem-13	254	7	ensemble	ensemble	ADJ
fbem-13	254	8	.	.	PUNCT
fbem-13	255	1	in	in	ADP
fbem-13	255	2	proceedings	proceeding	NOUN
fbem-13	255	3	of	of	ADP
fbem-13	255	4	the	the	DET
fbem-13	255	5	32nd	32nd	ADJ
fbem-13	255	6	international	international	PROPN
fbem-13	255	7	acm	acm	PROPN
fbem-13	255	8	sigir	sigir	PROPN
fbem-13	255	9	conference	conference	PROPN
fbem-13	255	10	on	on	ADP
fbem-13	255	11	research	research	NOUN
fbem-13	255	12	and	and	CCONJ
fbem-13	255	13	development	development	NOUN
fbem-13	255	14	in	in	ADP
fbem-13	255	15	information	information	NOUN
fbem-13	255	16	retrieval	retrieval	NOUN
fbem-13	255	17	,	,	PUNCT
fbem-13	255	18	pages	page	NOUN
fbem-13	255	19	203–210	203–210	NUM
fbem-13	255	20	,	,	PUNCT
fbem-13	255	21	2009	2009	NUM
fbem-13	255	22	.	.	PUNCT
fbem-13	256	1	[	[	X
fbem-13	256	2	9	9	NUM
fbem-13	256	3	]	]	X
fbem-13	256	4	hao	hao	PROPN
fbem-13	256	5	ma	ma	PROPN
fbem-13	256	6	,	,	PUNCT
fbem-13	256	7	haixuan	haixuan	PROPN
fbem-13	256	8	yang	yang	PROPN
fbem-13	256	9	,	,	PUNCT
fbem-13	256	10	michael	michael	PROPN
fbem-13	256	11	r	r	PROPN
fbem-13	256	12	lyu	lyu	NOUN
fbem-13	256	13	,	,	PUNCT
fbem-13	256	14	and	and	CCONJ
fbem-13	256	15	irwin	irwin	PROPN
fbem-13	256	16	king	king	PROPN
fbem-13	256	17	.	.	PUNCT
fbem-13	257	1	sorec	sorec	PROPN
fbem-13	257	2	:	:	PUNCT
fbem-13	257	3	social	social	ADJ
fbem-13	257	4	recommendation	recommendation	NOUN
fbem-13	257	5	using	use	VERB
fbem-13	257	6	probabilistic	probabilistic	ADJ
fbem-13	257	7	matrix	matrix	NOUN
fbem-13	257	8	factorization	factorization	NOUN
fbem-13	257	9	.	.	PUNCT
fbem-13	258	1	in	in	ADP
fbem-13	258	2	proceedings	proceeding	NOUN
fbem-13	258	3	of	of	ADP
fbem-13	258	4	the	the	DET
fbem-13	258	5	17th	17th	ADJ
fbem-13	258	6	acm	acm	NOUN
fbem-13	258	7	conference	conference	NOUN
fbem-13	258	8	on	on	ADP
fbem-13	258	9	information	information	NOUN
fbem-13	258	10	and	and	CCONJ
fbem-13	258	11	knowledge	knowledge	NOUN
fbem-13	258	12	management	management	NOUN
fbem-13	258	13	,	,	PUNCT
fbem-13	258	14	pages	page	NOUN
fbem-13	258	15	931–940	931–940	NUM
fbem-13	258	16	,	,	PUNCT
fbem-13	258	17	2008	2008	NUM
fbem-13	258	18	.	.	PUNCT
fbem-13	259	1	[	[	X
fbem-13	259	2	10	10	NUM
fbem-13	259	3	]	]	X
fbem-13	259	4	hao	hao	PROPN
fbem-13	259	5	ma	ma	PROPN
fbem-13	259	6	,	,	PUNCT
fbem-13	259	7	dengyong	dengyong	PROPN
fbem-13	259	8	zhou	zhou	PROPN
fbem-13	259	9	,	,	PUNCT
fbem-13	259	10	chao	chao	PROPN
fbem-13	259	11	liu	liu	PROPN
fbem-13	259	12	,	,	PUNCT
fbem-13	259	13	michael	michael	PROPN
fbem-13	259	14	r	r	PROPN
fbem-13	259	15	lyu	lyu	NOUN
fbem-13	259	16	,	,	PUNCT
fbem-13	259	17	and	and	CCONJ
fbem-13	259	18	irwin	irwin	PROPN
fbem-13	259	19	king	king	PROPN
fbem-13	259	20	.	.	PUNCT
fbem-13	260	1	recommender	recommender	NOUN
fbem-13	260	2	systems	system	NOUN
fbem-13	260	3	with	with	ADP
fbem-13	260	4	social	social	ADJ
fbem-13	260	5	regularization	regularization	NOUN
fbem-13	260	6	.	.	PUNCT
fbem-13	261	1	in	in	ADP
fbem-13	261	2	proceedings	proceeding	NOUN
fbem-13	261	3	of	of	ADP
fbem-13	261	4	the	the	DET
fbem-13	261	5	fourth	fourth	PROPN
fbem-13	261	6	acm	acm	PROPN
fbem-13	261	7	international	international	ADJ
fbem-13	261	8	conference	conference	NOUN
fbem-13	261	9	on	on	ADP
fbem-13	261	10	web	web	NOUN
fbem-13	261	11	search	search	NOUN
fbem-13	261	12	and	and	CCONJ
fbem-13	261	13	data	datum	NOUN
fbem-13	261	14	mining	mining	NOUN
fbem-13	261	15	,	,	PUNCT
fbem-13	261	16	pages	page	NOUN
fbem-13	261	17	287–296	287–296	NUM
fbem-13	261	18	,	,	PUNCT
fbem-13	261	19	2011	2011	NUM
fbem-13	261	20	.	.	PUNCT
fbem-13	262	1	[	[	X
fbem-13	262	2	11	11	NUM
fbem-13	262	3	]	]	X
fbem-13	262	4	steffen	steffen	PROPN
fbem-13	262	5	rendle	rendle	PROPN
fbem-13	262	6	.	.	PUNCT
fbem-13	262	7	factorization	factorization	NOUN
fbem-13	262	8	machines	machine	NOUN
fbem-13	262	9	.	.	PUNCT
fbem-13	263	1	in	in	ADP
fbem-13	263	2	2010	2010	NUM
fbem-13	263	3	ieee	ieee	NOUN
fbem-13	263	4	international	international	ADJ
fbem-13	263	5	conference	conference	NOUN
fbem-13	263	6	on	on	ADP
fbem-13	263	7	data	datum	NOUN
fbem-13	263	8	mining	mining	NOUN
fbem-13	263	9	,	,	PUNCT
fbem-13	263	10	pages	page	NOUN
fbem-13	263	11	995–1000	995–1000	NUM
fbem-13	263	12	.	.	PUNCT
fbem-13	264	1	ieee	ieee	PROPN
fbem-13	264	2	,	,	PUNCT
fbem-13	264	3	2010	2010	NUM
fbem-13	264	4	.	.	PUNCT
fbem-13	265	1	[	[	X
fbem-13	265	2	12	12	NUM
fbem-13	265	3	]	]	PUNCT
fbem-13	265	4	suvash	suvash	NOUN
fbem-13	265	5	sedhain	sedhain	NOUN
fbem-13	265	6	,	,	PUNCT
fbem-13	265	7	aditya	aditya	PROPN
fbem-13	265	8	krishna	krishna	PROPN
fbem-13	265	9	menon	menon	PROPN
fbem-13	265	10	,	,	PUNCT
fbem-13	265	11	scott	scott	PROPN
fbem-13	265	12	sanner	sanner	NOUN
fbem-13	265	13	,	,	PUNCT
fbem-13	265	14	and	and	CCONJ
fbem-13	265	15	lexing	lexing	PROPN
fbem-13	265	16	xie	xie	PROPN
fbem-13	265	17	.	.	PUNCT
fbem-13	266	1	autorec	autorec	NOUN
fbem-13	266	2	:	:	PUNCT
fbem-13	266	3	autoencoders	autoencoder	NOUN
fbem-13	266	4	meet	meet	VERB
fbem-13	266	5	collaborative	collaborative	ADJ
fbem-13	266	6	filtering	filtering	NOUN
fbem-13	266	7	.	.	PUNCT
fbem-13	267	1	in	in	ADP
fbem-13	267	2	proceedings	proceeding	NOUN
fbem-13	267	3	of	of	ADP
fbem-13	267	4	the	the	DET
fbem-13	267	5	24th	24th	ADJ
fbem-13	267	6	international	international	ADJ
fbem-13	267	7	conference	conference	NOUN
fbem-13	267	8	on	on	ADP
fbem-13	267	9	world	world	NOUN
fbem-13	267	10	wide	wide	ADJ
fbem-13	267	11	web	web	NOUN
fbem-13	267	12	,	,	PUNCT
fbem-13	267	13	pages	page	NOUN
fbem-13	267	14	111–112	111–112	NUM
fbem-13	267	15	,	,	PUNCT
fbem-13	267	16	2015	2015	NUM
fbem-13	267	17	.	.	PUNCT
fbem-13	268	1	[	[	X
fbem-13	268	2	13	13	NUM
fbem-13	268	3	]	]	SYM
fbem-13	268	4	jiliang	jiliang	PROPN
fbem-13	268	5	tang	tang	PROPN
fbem-13	268	6	,	,	PUNCT
fbem-13	268	7	huiji	huiji	NOUN
fbem-13	268	8	gao	gao	PROPN
fbem-13	268	9	,	,	PUNCT
fbem-13	268	10	and	and	CCONJ
fbem-13	268	11	huan	huan	PROPN
fbem-13	268	12	liu	liu	PROPN
fbem-13	268	13	.	.	PUNCT
fbem-13	269	1	mtrust	mtrust	PROPN
fbem-13	269	2	:	:	PUNCT
fbem-13	269	3	discerning	discern	VERB
fbem-13	269	4	multi	multi	ADJ
fbem-13	269	5	-	-	ADJ
fbem-13	269	6	faceted	faceted	ADJ
fbem-13	269	7	trust	trust	NOUN
fbem-13	269	8	in	in	ADP
fbem-13	269	9	a	a	DET
fbem-13	269	10	connected	connected	ADJ
fbem-13	269	11	world	world	NOUN
fbem-13	269	12	.	.	PUNCT
fbem-13	270	1	in	in	ADP
fbem-13	270	2	proceedings	proceeding	NOUN
fbem-13	270	3	of	of	ADP
fbem-13	270	4	the	the	DET
fbem-13	270	5	fifth	fifth	ADJ
fbem-13	270	6	acm	acm	PROPN
fbem-13	270	7	international	international	ADJ
fbem-13	270	8	conference	conference	NOUN
fbem-13	270	9	on	on	ADP
fbem-13	270	10	web	web	NOUN
fbem-13	270	11	search	search	NOUN
fbem-13	270	12	and	and	CCONJ
fbem-13	270	13	data	datum	NOUN
fbem-13	270	14	mining	mining	NOUN
fbem-13	270	15	,	,	PUNCT
fbem-13	270	16	pages	page	NOUN
fbem-13	270	17	93–102	93–102	NUM
fbem-13	270	18	,	,	PUNCT
fbem-13	270	19	2012	2012	NUM
fbem-13	270	20	.	.	PUNCT
fbem-13	271	1	[	[	X
fbem-13	271	2	14	14	NUM
fbem-13	271	3	]	]	X
fbem-13	271	4	weilong	weilong	PROPN
fbem-13	271	5	yao	yao	PROPN
fbem-13	271	6	,	,	PUNCT
fbem-13	271	7	jing	je	VERB
fbem-13	271	8	he	he	PRON
fbem-13	271	9	,	,	PUNCT
fbem-13	271	10	guangyan	guangyan	PROPN
fbem-13	271	11	huang	huang	PROPN
fbem-13	271	12	,	,	PUNCT
fbem-13	271	13	and	and	CCONJ
fbem-13	271	14	yanchun	yanchun	PROPN
fbem-13	271	15	zhang	zhang	PROPN
fbem-13	271	16	.	.	PUNCT
fbem-13	272	1	modeling	model	VERB
fbem-13	272	2	dual	dual	ADJ
fbem-13	272	3	role	role	NOUN
fbem-13	272	4	preferences	preference	NOUN
fbem-13	272	5	for	for	ADP
fbem-13	272	6	trust	trust	NOUN
fbem-13	272	7	-	-	PUNCT
fbem-13	272	8	aware	aware	ADJ
fbem-13	272	9	recommendation	recommendation	NOUN
fbem-13	272	10	.	.	PUNCT
fbem-13	273	1	in	in	ADP
fbem-13	273	2	proceedings	proceeding	NOUN
fbem-13	273	3	of	of	ADP
fbem-13	273	4	the	the	DET
fbem-13	273	5	37th	37th	ADJ
fbem-13	273	6	international	international	ADJ
fbem-13	273	7	acm	acm	PROPN
fbem-13	273	8	sigir	sigir	PROPN
fbem-13	273	9	conference	conference	PROPN
fbem-13	273	10	on	on	ADP
fbem-13	273	11	research	research	PROPN
fbem-13	273	12	&	&	CCONJ
fbem-13	273	13	development	development	NOUN
fbem-13	273	14	in	in	ADP
fbem-13	273	15	information	information	NOUN
fbem-13	273	16	retrieval	retrieval	NOUN
fbem-13	273	17	,	,	PUNCT
fbem-13	273	18	pages	page	NOUN
fbem-13	273	19	975–978	975–978	NUM
fbem-13	273	20	,	,	PUNCT
fbem-13	273	21	2014	2014	NUM
fbem-13	273	22	.	.	PUNCT
fbem-13	274	1	[	[	X
fbem-13	274	2	15	15	NUM
fbem-13	274	3	]	]	X
fbem-13	274	4	weiwei	weiwei	PROPN
fbem-13	274	5	yuan	yuan	PROPN
fbem-13	274	6	,	,	PUNCT
fbem-13	274	7	donghai	donghai	PROPN
fbem-13	274	8	guan	guan	PROPN
fbem-13	274	9	,	,	PUNCT
fbem-13	274	10	young	young	PROPN
fbem-13	274	11	-	-	PUNCT
fbem-13	274	12	koo	koo	PROPN
fbem-13	274	13	lee	lee	PROPN
fbem-13	274	14	,	,	PUNCT
fbem-13	274	15	sungyoung	sungyoung	PROPN
fbem-13	274	16	lee	lee	PROPN
fbem-13	274	17	,	,	PUNCT
fbem-13	274	18	and	and	CCONJ
fbem-13	274	19	sung	sung	PROPN
fbem-13	274	20	jin	jin	PROPN
fbem-13	274	21	hur	hur	PROPN
fbem-13	274	22	.	.	PROPN
fbem-13	274	23	improved	improve	VERB
fbem-13	274	24	trust	trust	NOUN
fbem-13	274	25	-	-	PUNCT
fbem-13	274	26	aware	aware	ADJ
fbem-13	274	27	recommender	recommender	NOUN
fbem-13	274	28	system	system	NOUN
fbem-13	274	29	using	use	VERB
fbem-13	274	30	smallworldness	smallworldness	NOUN
fbem-13	274	31	of	of	ADP
fbem-13	274	32	trust	trust	NOUN
fbem-13	274	33	networks	network	NOUN
fbem-13	274	34	.	.	PUNCT
fbem-13	275	1	knowledgebased	knowledgebased	PROPN
fbem-13	275	2	systems	system	NOUN
fbem-13	275	3	,	,	PUNCT
fbem-13	275	4	23(3):232–238	23(3):232–238	NUM
fbem-13	275	5	,	,	PUNCT
fbem-13	275	6	2010	2010	NUM
fbem-13	275	7	.	.	PUNCT
fbem-13	276	1	[	[	X
fbem-13	276	2	16	16	NUM
fbem-13	276	3	]	]	X
fbem-13	276	4	yuan	yuan	PROPN
fbem-13	276	5	zhang	zhang	PROPN
fbem-13	276	6	,	,	PUNCT
fbem-13	276	7	ke	ke	PROPN
fbem-13	276	8	meng	meng	PROPN
fbem-13	276	9	,	,	PUNCT
fbem-13	276	10	weicong	weicong	PROPN
fbem-13	276	11	kong	kong	PROPN
fbem-13	276	12	,	,	PUNCT
fbem-13	276	13	and	and	CCONJ
fbem-13	276	14	zhao	zhao	PROPN
fbem-13	276	15	yang	yang	PROPN
fbem-13	276	16	dong	dong	PROPN
fbem-13	276	17	.	.	PUNCT
fbem-13	277	1	collaborative	collaborative	ADJ
fbem-13	277	2	filtering	filtering	NOUN
fbem-13	277	3	-	-	PUNCT
fbem-13	277	4	based	base	VERB
fbem-13	277	5	electricity	electricity	NOUN
fbem-13	277	6	plan	plan	NOUN
fbem-13	277	7	recommender	recommender	NOUN
fbem-13	277	8	system	system	NOUN
fbem-13	277	9	.	.	PUNCT
fbem-13	278	1	ieee	ieee	NOUN
fbem-13	278	2	transactions	transaction	NOUN
fbem-13	278	3	on	on	ADP
fbem-13	278	4	industrial	industrial	ADJ
fbem-13	278	5	informatics	informatic	NOUN
fbem-13	278	6	,	,	PUNCT
fbem-13	278	7	15(3):1393–1404	15(3):1393–1404	NUM
fbem-13	278	8	,	,	PUNCT
fbem-13	278	9	2019	2019	NUM
fbem-13	278	10	.	.	PUNCT