id	sid	tid	token	lemma	pos
ertr-563	1	1	e	e	X
ertr-563	1	2	-	-	NOUN
ertr-563	1	3	review	review	NOUN
ertr-563	1	4	of	of	ADP
ertr-563	1	5	tourism	tourism	NOUN
ertr-563	1	6	research	research	NOUN
ertr-563	1	7	(	(	PUNCT
ertr-563	1	8	ertr	ertr	NOUN
ertr-563	1	9	)	)	PUNCT
ertr-563	1	10	,	,	PUNCT
ertr-563	1	11	vol	vol	NOUN
ertr-563	1	12	.	.	PROPN
ertr-563	1	13	17	17	NUM
ertr-563	1	14	,	,	PUNCT
ertr-563	1	15	no	no	INTJ
ertr-563	1	16	.	.	NOUN
ertr-563	1	17	5	5	NUM
ertr-563	1	18	,	,	PUNCT
ertr-563	1	19	2020	2020	NUM
ertr-563	1	20	http://ertr.tamu.edu	http://ertr.tamu.edu	NOUN
ertr-563	1	21	808	808	NUM
ertr-563	1	22	saadi	saadi	PROPN
ertr-563	1	23	myftija	myftija	PROPN
ertr-563	1	24	technical	technical	PROPN
ertr-563	1	25	university	university	PROPN
ertr-563	1	26	of	of	ADP
ertr-563	1	27	munich	munich	PROPN
ertr-563	1	28	linus	linus	PROPN
ertr-563	1	29	w.	w.	PROPN
ertr-563	1	30	dietz	dietz	PROPN
ertr-563	1	31	technical	technical	PROPN
ertr-563	1	32	university	university	PROPN
ertr-563	1	33	of	of	ADP
ertr-563	1	34	munich	munich	PROPN
ertr-563	1	35	cityrec	cityrec	NOUN
ertr-563	1	36	—	—	PUNCT
ertr-563	1	37	a	a	DET
ertr-563	1	38	data	data	NOUN
ertr-563	1	39	-	-	PUNCT
ertr-563	1	40	driven	drive	VERB
ertr-563	1	41	conversational	conversational	ADJ
ertr-563	1	42	destination	destination	NOUN
ertr-563	1	43	recommender	recommender	NOUN
ertr-563	1	44	system	system	NOUN
ertr-563	1	45	in	in	ADP
ertr-563	1	46	today	today	NOUN
ertr-563	1	47	's	's	PART
ertr-563	1	48	age	age	NOUN
ertr-563	1	49	of	of	ADP
ertr-563	1	50	information	information	NOUN
ertr-563	1	51	,	,	PUNCT
ertr-563	1	52	recommender	recommender	NOUN
ertr-563	1	53	systems	system	NOUN
ertr-563	1	54	have	have	AUX
ertr-563	1	55	evolved	evolve	VERB
ertr-563	1	56	to	to	ADP
ertr-563	1	57	a	a	PRON
ertr-563	1	58	must	must	AUX
ertr-563	1	59	have	have	VERB
ertr-563	1	60	feature	feature	NOUN
ertr-563	1	61	for	for	ADP
ertr-563	1	62	many	many	ADJ
ertr-563	1	63	platforms	platform	NOUN
ertr-563	1	64	,	,	PUNCT
ertr-563	1	65	especially	especially	ADV
ertr-563	1	66	in	in	ADP
ertr-563	1	67	the	the	DET
ertr-563	1	68	area	area	NOUN
ertr-563	1	69	of	of	ADP
ertr-563	1	70	travel	travel	NOUN
ertr-563	1	71	and	and	CCONJ
ertr-563	1	72	tourism	tourism	NOUN
ertr-563	1	73	.	.	PUNCT
ertr-563	2	1	destination	destination	NOUN
ertr-563	2	2	recommender	recommender	NOUN
ertr-563	2	3	systems	system	NOUN
ertr-563	2	4	is	be	AUX
ertr-563	2	5	a	a	DET
ertr-563	2	6	challenging	challenging	ADJ
ertr-563	2	7	domain	domain	NOUN
ertr-563	2	8	,	,	PUNCT
ertr-563	2	9	since	since	SCONJ
ertr-563	2	10	unlike	unlike	ADP
ertr-563	2	11	restaurants	restaurant	NOUN
ertr-563	2	12	and	and	CCONJ
ertr-563	2	13	points	point	NOUN
ertr-563	2	14	of	of	ADP
ertr-563	2	15	interests	interest	NOUN
ertr-563	2	16	,	,	PUNCT
ertr-563	2	17	the	the	DET
ertr-563	2	18	items	item	NOUN
ertr-563	2	19	are	be	AUX
ertr-563	2	20	not	not	PART
ertr-563	2	21	so	so	ADV
ertr-563	2	22	well	well	ADV
ertr-563	2	23	defined	define	VERB
ertr-563	2	24	and	and	CCONJ
ertr-563	2	25	no	no	DET
ertr-563	2	26	reliable	reliable	ADJ
ertr-563	2	27	rating	rating	NOUN
ertr-563	2	28	information	information	NOUN
ertr-563	2	29	is	be	AUX
ertr-563	2	30	available	available	ADJ
ertr-563	2	31	.	.	PUNCT
ertr-563	3	1	thus	thus	ADV
ertr-563	3	2	,	,	PUNCT
ertr-563	3	3	we	we	PRON
ertr-563	3	4	propose	propose	VERB
ertr-563	3	5	a	a	DET
ertr-563	3	6	data	data	NOUN
ertr-563	3	7	-	-	PUNCT
ertr-563	3	8	driven	drive	VERB
ertr-563	3	9	characterization	characterization	NOUN
ertr-563	3	10	of	of	ADP
ertr-563	3	11	cities	city	NOUN
ertr-563	3	12	,	,	PUNCT
ertr-563	3	13	which	which	PRON
ertr-563	3	14	is	be	AUX
ertr-563	3	15	then	then	ADV
ertr-563	3	16	directly	directly	ADV
ertr-563	3	17	used	use	VERB
ertr-563	3	18	in	in	ADP
ertr-563	3	19	a	a	DET
ertr-563	3	20	conversational	conversational	ADJ
ertr-563	3	21	recommender	recommender	NOUN
ertr-563	3	22	system	system	NOUN
ertr-563	3	23	.	.	PUNCT
ertr-563	4	1	through	through	ADP
ertr-563	4	2	this	this	PRON
ertr-563	4	3	,	,	PUNCT
ertr-563	4	4	we	we	PRON
ertr-563	4	5	overcome	overcome	VERB
ertr-563	4	6	the	the	DET
ertr-563	4	7	costly	costly	ADJ
ertr-563	4	8	elicitation	elicitation	NOUN
ertr-563	4	9	of	of	ADP
ertr-563	4	10	expert	expert	NOUN
ertr-563	4	11	-	-	PUNCT
ertr-563	4	12	based	base	VERB
ertr-563	4	13	destination	destination	NOUN
ertr-563	4	14	characterization	characterization	NOUN
ertr-563	4	15	,	,	PUNCT
ertr-563	4	16	as	as	ADV
ertr-563	4	17	well	well	ADV
ertr-563	4	18	as	as	ADP
ertr-563	4	19	the	the	DET
ertr-563	4	20	cold	cold	ADJ
ertr-563	4	21	start	start	NOUN
ertr-563	4	22	problem	problem	NOUN
ertr-563	4	23	of	of	ADP
ertr-563	4	24	recommender	recommender	NOUN
ertr-563	4	25	systems	system	NOUN
ertr-563	4	26	.	.	PUNCT
ertr-563	5	1	the	the	DET
ertr-563	5	2	recommender	recommender	NOUN
ertr-563	5	3	system	system	NOUN
ertr-563	5	4	can	can	AUX
ertr-563	5	5	be	be	AUX
ertr-563	5	6	used	use	VERB
ertr-563	5	7	at	at	ADP
ertr-563	5	8	http://cityrec.cm.in.tum.de/	http://cityrec.cm.in.tum.de/	NOUN
ertr-563	5	9	and	and	CCONJ
ertr-563	5	10	the	the	DET
ertr-563	5	11	source	source	NOUN
ertr-563	5	12	code	code	NOUN
ertr-563	5	13	has	have	AUX
ertr-563	5	14	been	be	AUX
ertr-563	5	15	published	publish	VERB
ertr-563	5	16	.	.	PUNCT
ertr-563	6	1	key	key	ADJ
ertr-563	6	2	words	word	NOUN
ertr-563	6	3	:	:	PUNCT
ertr-563	6	4	tourism	tourism	NOUN
ertr-563	6	5	recommendation	recommendation	NOUN
ertr-563	6	6	,	,	PUNCT
ertr-563	6	7	conversational	conversational	ADJ
ertr-563	6	8	recommender	recommender	NOUN
ertr-563	6	9	systems	system	NOUN
ertr-563	6	10	,	,	PUNCT
ertr-563	6	11	destination	destination	NOUN
ertr-563	6	12	characterization	characterization	NOUN
ertr-563	6	13	saadi	saadi	NOUN
ertr-563	6	14	myftija	myftija	PROPN
ertr-563	6	15	department	department	PROPN
ertr-563	6	16	of	of	ADP
ertr-563	6	17	informatics	informatics	PROPN
ertr-563	6	18	technical	technical	PROPN
ertr-563	6	19	university	university	PROPN
ertr-563	6	20	of	of	ADP
ertr-563	6	21	munich	munich	PROPN
ertr-563	6	22	bolzmannstr	bolzmannstr	PROPN
ertr-563	6	23	.	.	PUNCT
ertr-563	7	1	3	3	NUM
ertr-563	7	2	85748	85748	NUM
ertr-563	7	3	garching	garche	VERB
ertr-563	7	4	germany	germany	PROPN
ertr-563	7	5	email	email	NOUN
ertr-563	7	6	:	:	PUNCT
ertr-563	7	7	saadi.myftija@tum.de	saadi.myftija@tum.de	PROPN
ertr-563	7	8	linus	linus	PROPN
ertr-563	7	9	w.	w.	PROPN
ertr-563	7	10	dietz	dietz	PROPN
ertr-563	7	11	department	department	PROPN
ertr-563	7	12	of	of	ADP
ertr-563	7	13	informatics	informatics	PROPN
ertr-563	7	14	technical	technical	PROPN
ertr-563	7	15	university	university	PROPN
ertr-563	7	16	of	of	ADP
ertr-563	7	17	munich	munich	PROPN
ertr-563	7	18	bolzmannstr	bolzmannstr	PROPN
ertr-563	7	19	.	.	PUNCT
ertr-563	8	1	3	3	NUM
ertr-563	8	2	85748	85748	NUM
ertr-563	8	3	garching	garche	VERB
ertr-563	8	4	germany	germany	PROPN
ertr-563	8	5	email	email	NOUN
ertr-563	8	6	:	:	PUNCT
ertr-563	8	7	linus.dietz@tum.de	linus.dietz@tum.de	X
ertr-563	8	8	saadi	saadi	PROPN
ertr-563	8	9	myftija	myftija	PROPN
ertr-563	8	10	completed	complete	VERB
ertr-563	8	11	his	his	PRON
ertr-563	8	12	master	master	NOUN
ertr-563	8	13	’s	’s	PART
ertr-563	8	14	studies	study	NOUN
ertr-563	8	15	at	at	ADP
ertr-563	8	16	the	the	DET
ertr-563	8	17	technical	technical	PROPN
ertr-563	8	18	university	university	PROPN
ertr-563	8	19	of	of	ADP
ertr-563	8	20	munich	munich	PROPN
ertr-563	8	21	.	.	PUNCT
ertr-563	9	1	his	his	PRON
ertr-563	9	2	main	main	ADJ
ertr-563	9	3	areas	area	NOUN
ertr-563	9	4	of	of	ADP
ertr-563	9	5	focus	focus	NOUN
ertr-563	9	6	are	be	AUX
ertr-563	9	7	cloud	cloud	ADJ
ertr-563	9	8	engineering	engineering	NOUN
ertr-563	9	9	and	and	CCONJ
ertr-563	9	10	backend	backend	NOUN
ertr-563	9	11	technologies	technology	NOUN
ertr-563	9	12	,	,	PUNCT
ertr-563	9	13	but	but	CCONJ
ertr-563	9	14	he	he	PRON
ertr-563	9	15	is	be	AUX
ertr-563	9	16	also	also	ADV
ertr-563	9	17	interested	interested	ADJ
ertr-563	9	18	in	in	ADP
ertr-563	9	19	data	datum	NOUN
ertr-563	9	20	science	science	NOUN
ertr-563	9	21	and	and	CCONJ
ertr-563	9	22	data	datum	NOUN
ertr-563	9	23	engineering	engineering	NOUN
ertr-563	9	24	topics	topic	NOUN
ertr-563	9	25	.	.	PUNCT
ertr-563	10	1	currently	currently	ADV
ertr-563	10	2	,	,	PUNCT
ertr-563	10	3	he	he	PRON
ertr-563	10	4	is	be	AUX
ertr-563	10	5	working	work	VERB
ertr-563	10	6	as	as	ADP
ertr-563	10	7	a	a	DET
ertr-563	10	8	software	software	NOUN
ertr-563	10	9	engineering	engineering	NOUN
ertr-563	10	10	consultant	consultant	NOUN
ertr-563	10	11	at	at	ADP
ertr-563	10	12	netlight	netlight	ADJ
ertr-563	10	13	consulting	consulting	NOUN
ertr-563	10	14	.	.	PUNCT
ertr-563	11	1	http://ertr.tamu.edu/	http://ertr.tamu.edu/	ADJ
ertr-563	11	2	http://cityrec.cm.in.tum.de/	http://cityrec.cm.in.tum.de/	NOUN
ertr-563	11	3	e	e	NOUN
ertr-563	11	4	-	-	NOUN
ertr-563	11	5	review	review	NOUN
ertr-563	11	6	of	of	ADP
ertr-563	11	7	tourism	tourism	NOUN
ertr-563	11	8	research	research	NOUN
ertr-563	11	9	(	(	PUNCT
ertr-563	11	10	ertr	ertr	NOUN
ertr-563	11	11	)	)	PUNCT
ertr-563	11	12	,	,	PUNCT
ertr-563	11	13	vol	vol	NOUN
ertr-563	11	14	.	.	PROPN
ertr-563	12	1	17	17	NUM
ertr-563	12	2	,	,	PUNCT
ertr-563	12	3	no	no	INTJ
ertr-563	12	4	.	.	NOUN
ertr-563	12	5	5	5	NUM
ertr-563	12	6	,	,	PUNCT
ertr-563	12	7	2020	2020	NUM
ertr-563	12	8	http://ertr.tamu.edu	http://ertr.tamu.edu	ADP
ertr-563	12	9	809	809	NUM
ertr-563	13	1	linus	linus	PROPN
ertr-563	13	2	w.	w.	PROPN
ertr-563	13	3	dietz	dietz	PROPN
ertr-563	13	4	is	be	AUX
ertr-563	13	5	a	a	DET
ertr-563	13	6	researcher	researcher	NOUN
ertr-563	13	7	and	and	CCONJ
ertr-563	13	8	doctoral	doctoral	ADJ
ertr-563	13	9	candidate	candidate	NOUN
ertr-563	13	10	at	at	ADP
ertr-563	13	11	the	the	DET
ertr-563	13	12	department	department	NOUN
ertr-563	13	13	for	for	ADP
ertr-563	13	14	informatics	informatic	NOUN
ertr-563	13	15	at	at	ADP
ertr-563	13	16	the	the	DET
ertr-563	13	17	technical	technical	PROPN
ertr-563	13	18	university	university	PROPN
ertr-563	13	19	of	of	ADP
ertr-563	13	20	munich	munich	PROPN
ertr-563	13	21	.	.	PUNCT
ertr-563	14	1	his	his	PRON
ertr-563	14	2	research	research	NOUN
ertr-563	14	3	focuses	focus	VERB
ertr-563	14	4	on	on	ADP
ertr-563	14	5	tourist	tourist	NOUN
ertr-563	14	6	recommender	recommender	NOUN
ertr-563	14	7	systems	system	NOUN
ertr-563	14	8	,	,	PUNCT
ertr-563	14	9	data	datum	NOUN
ertr-563	14	10	mining	mining	NOUN
ertr-563	14	11	,	,	PUNCT
ertr-563	14	12	and	and	CCONJ
ertr-563	14	13	the	the	DET
ertr-563	14	14	analysis	analysis	NOUN
ertr-563	14	15	of	of	ADP
ertr-563	14	16	human	human	ADJ
ertr-563	14	17	mobility	mobility	NOUN
ertr-563	14	18	.	.	PUNCT
ertr-563	15	1	he	he	PRON
ertr-563	15	2	is	be	AUX
ertr-563	15	3	also	also	ADV
ertr-563	15	4	an	an	DET
ertr-563	15	5	advocate	advocate	NOUN
ertr-563	15	6	of	of	ADP
ertr-563	15	7	clean	clean	PROPN
ertr-563	15	8	code	code	PROPN
ertr-563	15	9	,	,	PUNCT
ertr-563	15	10	which	which	PRON
ertr-563	15	11	he	he	PRON
ertr-563	15	12	has	have	AUX
ertr-563	15	13	recently	recently	ADV
ertr-563	15	14	co	co	VERB
ertr-563	15	15	-	-	VERB
ertr-563	15	16	authored	author	VERB
ertr-563	15	17	a	a	DET
ertr-563	15	18	book	book	NOUN
ertr-563	15	19	on	on	ADP
ertr-563	15	20	(	(	PUNCT
ertr-563	15	21	harrer	harrer	ADJ
ertr-563	15	22	,	,	PUNCT
ertr-563	15	23	lenhard	lenhard	NOUN
ertr-563	15	24	,	,	PUNCT
ertr-563	15	25	&	&	CCONJ
ertr-563	15	26	dietz	dietz	PROPN
ertr-563	15	27	,	,	PUNCT
ertr-563	15	28	2018	2018	NUM
ertr-563	15	29	)	)	PUNCT
ertr-563	15	30	.	.	PUNCT
ertr-563	16	1	http://ertr.tamu.edu/	http://ertr.tamu.edu/	PROPN
ertr-563	17	1	e	e	X
ertr-563	17	2	-	-	NOUN
ertr-563	17	3	review	review	NOUN
ertr-563	17	4	of	of	ADP
ertr-563	17	5	tourism	tourism	NOUN
ertr-563	17	6	research	research	NOUN
ertr-563	17	7	(	(	PUNCT
ertr-563	17	8	ertr	ertr	NOUN
ertr-563	17	9	)	)	PUNCT
ertr-563	17	10	,	,	PUNCT
ertr-563	17	11	vol	vol	NOUN
ertr-563	17	12	.	.	PROPN
ertr-563	17	13	17	17	NUM
ertr-563	17	14	,	,	PUNCT
ertr-563	17	15	no	no	INTJ
ertr-563	17	16	.	.	NOUN
ertr-563	17	17	5	5	NUM
ertr-563	17	18	,	,	PUNCT
ertr-563	17	19	2020	2020	NUM
ertr-563	17	20	http://ertr.tamu.edu	http://ertr.tamu.edu	NOUN
ertr-563	17	21	810	810	NUM
ertr-563	17	22	introduction	introduction	NOUN
ertr-563	17	23	and	and	CCONJ
ertr-563	17	24	related	relate	VERB
ertr-563	17	25	work	work	NOUN
ertr-563	17	26	recommender	recommender	NOUN
ertr-563	17	27	systems	system	NOUN
ertr-563	17	28	have	have	AUX
ertr-563	17	29	become	become	VERB
ertr-563	17	30	popular	popular	ADJ
ertr-563	17	31	in	in	ADP
ertr-563	17	32	the	the	DET
ertr-563	17	33	tourism	tourism	NOUN
ertr-563	17	34	domain	domain	NOUN
ertr-563	17	35	as	as	ADP
ertr-563	17	36	a	a	DET
ertr-563	17	37	solution	solution	NOUN
ertr-563	17	38	to	to	PART
ertr-563	17	39	help	help	VERB
ertr-563	17	40	prospective	prospective	ADJ
ertr-563	17	41	travelers	traveler	NOUN
ertr-563	17	42	evaluate	evaluate	VERB
ertr-563	17	43	the	the	DET
ertr-563	17	44	overwhelming	overwhelming	ADJ
ertr-563	17	45	amount	amount	NOUN
ertr-563	17	46	of	of	ADP
ertr-563	17	47	information	information	NOUN
ertr-563	17	48	and	and	CCONJ
ertr-563	17	49	choices	choice	NOUN
ertr-563	17	50	they	they	PRON
ertr-563	17	51	are	be	AUX
ertr-563	17	52	presented	present	VERB
ertr-563	17	53	with	with	ADP
ertr-563	17	54	(	(	PUNCT
ertr-563	17	55	borràs	borràs	PROPN
ertr-563	17	56	,	,	PUNCT
ertr-563	17	57	moreno	moreno	PROPN
ertr-563	17	58	,	,	PUNCT
ertr-563	17	59	&	&	CCONJ
ertr-563	17	60	valls	valls	PROPN
ertr-563	17	61	,	,	PUNCT
ertr-563	17	62	2014	2014	NUM
ertr-563	17	63	)	)	PUNCT
ertr-563	17	64	.	.	PUNCT
ertr-563	18	1	such	such	ADJ
ertr-563	18	2	systems	system	NOUN
ertr-563	18	3	utilize	utilize	VERB
ertr-563	18	4	personalization	personalization	NOUN
ertr-563	18	5	techniques	technique	NOUN
ertr-563	18	6	to	to	PART
ertr-563	18	7	create	create	VERB
ertr-563	18	8	an	an	DET
ertr-563	18	9	understanding	understanding	NOUN
ertr-563	18	10	of	of	ADP
ertr-563	18	11	tourists	tourist	NOUN
ertr-563	18	12	'	'	PART
ertr-563	18	13	preferences	preference	NOUN
ertr-563	18	14	and	and	CCONJ
ertr-563	18	15	enable	enable	VERB
ertr-563	18	16	them	they	PRON
ertr-563	18	17	to	to	PART
ertr-563	18	18	make	make	VERB
ertr-563	18	19	informed	informed	ADJ
ertr-563	18	20	decisions	decision	NOUN
ertr-563	18	21	when	when	SCONJ
ertr-563	18	22	planning	plan	VERB
ertr-563	18	23	their	their	PRON
ertr-563	18	24	trips	trip	NOUN
ertr-563	18	25	.	.	PUNCT
ertr-563	19	1	typically	typically	ADV
ertr-563	19	2	,	,	PUNCT
ertr-563	19	3	travel	travel	NOUN
ertr-563	19	4	recommender	recommender	NOUN
ertr-563	19	5	systems	system	NOUN
ertr-563	19	6	focus	focus	VERB
ertr-563	19	7	on	on	ADP
ertr-563	19	8	assisting	assist	VERB
ertr-563	19	9	the	the	DET
ertr-563	19	10	user	user	NOUN
ertr-563	19	11	on	on	ADP
ertr-563	19	12	a	a	DET
ertr-563	19	13	specific	specific	ADJ
ertr-563	19	14	step	step	NOUN
ertr-563	19	15	of	of	ADP
ertr-563	19	16	the	the	DET
ertr-563	19	17	planning	planning	NOUN
ertr-563	19	18	,	,	PUNCT
ertr-563	19	19	e.g.	e.g.	ADV
ertr-563	19	20	,	,	PUNCT
ertr-563	19	21	choosing	choose	VERB
ertr-563	19	22	a	a	DET
ertr-563	19	23	destination	destination	NOUN
ertr-563	19	24	,	,	PUNCT
ertr-563	19	25	creating	create	VERB
ertr-563	19	26	a	a	DET
ertr-563	19	27	route	route	NOUN
ertr-563	19	28	plan	plan	NOUN
ertr-563	19	29	,	,	PUNCT
ertr-563	19	30	or	or	CCONJ
ertr-563	19	31	finding	find	VERB
ertr-563	19	32	pois	pois	NOUN
ertr-563	19	33	(	(	PUNCT
ertr-563	19	34	points	point	NOUN
ertr-563	19	35	of	of	ADP
ertr-563	19	36	interest	interest	NOUN
ertr-563	19	37	)	)	PUNCT
ertr-563	19	38	when	when	SCONJ
ertr-563	19	39	the	the	DET
ertr-563	19	40	tourist	tourist	NOUN
ertr-563	19	41	is	be	AUX
ertr-563	19	42	already	already	ADV
ertr-563	19	43	at	at	ADP
ertr-563	19	44	the	the	DET
ertr-563	19	45	destination	destination	NOUN
ertr-563	19	46	(	(	PUNCT
ertr-563	19	47	herzog	herzog	PROPN
ertr-563	19	48	,	,	PUNCT
ertr-563	19	49	dietz	dietz	PROPN
ertr-563	19	50	,	,	PUNCT
ertr-563	19	51	&	&	CCONJ
ertr-563	19	52	wörndl	wörndl	PROPN
ertr-563	19	53	,	,	PUNCT
ertr-563	19	54	2019	2019	NUM
ertr-563	19	55	)	)	PUNCT
ertr-563	19	56	.	.	PUNCT
ertr-563	20	1	thus	thus	ADV
ertr-563	20	2	,	,	PUNCT
ertr-563	20	3	an	an	DET
ertr-563	20	4	important	important	ADJ
ertr-563	20	5	aspect	aspect	NOUN
ertr-563	20	6	of	of	ADP
ertr-563	20	7	recommender	recommender	NOUN
ertr-563	20	8	systems	system	NOUN
ertr-563	20	9	revolves	revolve	VERB
ertr-563	20	10	around	around	ADP
ertr-563	20	11	the	the	DET
ertr-563	20	12	elicitation	elicitation	NOUN
ertr-563	20	13	of	of	ADP
ertr-563	20	14	user	user	NOUN
ertr-563	20	15	preferences	preference	NOUN
ertr-563	20	16	.	.	PUNCT
ertr-563	21	1	this	this	PRON
ertr-563	21	2	is	be	AUX
ertr-563	21	3	especially	especially	ADV
ertr-563	21	4	challenging	challenge	VERB
ertr-563	21	5	in	in	ADP
ertr-563	21	6	the	the	DET
ertr-563	21	7	tourism	tourism	NOUN
ertr-563	21	8	domain	domain	NOUN
ertr-563	21	9	,	,	PUNCT
ertr-563	21	10	as	as	SCONJ
ertr-563	21	11	the	the	DET
ertr-563	21	12	tourism	tourism	NOUN
ertr-563	21	13	items	item	NOUN
ertr-563	21	14	to	to	PART
ertr-563	21	15	be	be	AUX
ertr-563	21	16	recommended	recommend	VERB
ertr-563	21	17	are	be	AUX
ertr-563	21	18	usually	usually	ADV
ertr-563	21	19	complex	complex	ADJ
ertr-563	21	20	to	to	PART
ertr-563	21	21	characterize	characterize	VERB
ertr-563	21	22	and	and	CCONJ
ertr-563	21	23	users	user	NOUN
ertr-563	21	24	may	may	AUX
ertr-563	21	25	not	not	PART
ertr-563	21	26	always	always	ADV
ertr-563	21	27	be	be	AUX
ertr-563	21	28	able	able	ADJ
ertr-563	21	29	to	to	PART
ertr-563	21	30	tell	tell	VERB
ertr-563	21	31	their	their	PRON
ertr-563	21	32	preferences	preference	NOUN
ertr-563	21	33	to	to	ADP
ertr-563	21	34	the	the	DET
ertr-563	21	35	system	system	NOUN
ertr-563	21	36	in	in	ADP
ertr-563	21	37	a	a	DET
ertr-563	21	38	clear	clear	ADJ
ertr-563	21	39	way	way	NOUN
ertr-563	21	40	.	.	PUNCT
ertr-563	22	1	in	in	ADP
ertr-563	22	2	fact	fact	NOUN
ertr-563	22	3	,	,	PUNCT
ertr-563	22	4	they	they	PRON
ertr-563	22	5	might	might	AUX
ertr-563	22	6	not	not	PART
ertr-563	22	7	explicitly	explicitly	ADV
ertr-563	22	8	know	know	VERB
ertr-563	22	9	these	these	DET
ertr-563	22	10	preferences	preference	NOUN
ertr-563	22	11	themselves	themselves	PRON
ertr-563	22	12	(	(	PUNCT
ertr-563	22	13	neidhardt	neidhardt	ADJ
ertr-563	22	14	,	,	PUNCT
ertr-563	22	15	seyfang	seyfang	PROPN
ertr-563	22	16	,	,	PUNCT
ertr-563	22	17	schuster	schuster	NOUN
ertr-563	22	18	,	,	PUNCT
ertr-563	22	19	&	&	CCONJ
ertr-563	22	20	werthner	werthner	NOUN
ertr-563	22	21	,	,	PUNCT
ertr-563	22	22	2015	2015	NUM
ertr-563	22	23	)	)	PUNCT
ertr-563	22	24	.	.	PUNCT
ertr-563	23	1	given	give	VERB
ertr-563	23	2	that	that	SCONJ
ertr-563	23	3	the	the	DET
ertr-563	23	4	accuracy	accuracy	NOUN
ertr-563	23	5	of	of	ADP
ertr-563	23	6	recommendations	recommendation	NOUN
ertr-563	23	7	also	also	ADV
ertr-563	23	8	depends	depend	VERB
ertr-563	23	9	on	on	ADP
ertr-563	23	10	how	how	SCONJ
ertr-563	23	11	well	well	ADV
ertr-563	23	12	the	the	DET
ertr-563	23	13	system	system	NOUN
ertr-563	23	14	understands	understand	VERB
ertr-563	23	15	the	the	DET
ertr-563	23	16	user	user	NOUN
ertr-563	23	17	preferences	preference	NOUN
ertr-563	23	18	,	,	PUNCT
ertr-563	23	19	it	it	PRON
ertr-563	23	20	is	be	AUX
ertr-563	23	21	particularly	particularly	ADV
ertr-563	23	22	worthwhile	worthwhile	ADJ
ertr-563	23	23	to	to	PART
ertr-563	23	24	investigate	investigate	VERB
ertr-563	23	25	what	what	PRON
ertr-563	23	26	viable	viable	ADJ
ertr-563	23	27	preference	preference	NOUN
ertr-563	23	28	elicitation	elicitation	NOUN
ertr-563	23	29	methods	method	NOUN
ertr-563	23	30	are	be	AUX
ertr-563	23	31	appropriate	appropriate	ADJ
ertr-563	23	32	when	when	SCONJ
ertr-563	23	33	building	build	VERB
ertr-563	23	34	a	a	DET
ertr-563	23	35	travel	travel	NOUN
ertr-563	23	36	recommender	recommender	NOUN
ertr-563	23	37	system	system	NOUN
ertr-563	23	38	(	(	PUNCT
ertr-563	23	39	dietz	dietz	NOUN
ertr-563	23	40	,	,	PUNCT
ertr-563	23	41	2018	2018	NUM
ertr-563	23	42	)	)	PUNCT
ertr-563	23	43	.	.	PUNCT
ertr-563	24	1	conversational	conversational	ADJ
ertr-563	24	2	human	human	ADJ
ertr-563	24	3	-	-	PUNCT
ertr-563	24	4	computer	computer	NOUN
ertr-563	24	5	interaction	interaction	NOUN
ertr-563	24	6	and	and	CCONJ
ertr-563	24	7	critiquing	critiquing	NOUN
ertr-563	24	8	have	have	AUX
ertr-563	24	9	been	be	AUX
ertr-563	24	10	suggested	suggest	VERB
ertr-563	24	11	in	in	ADP
ertr-563	24	12	previous	previous	ADJ
ertr-563	24	13	studies	study	NOUN
ertr-563	24	14	as	as	ADP
ertr-563	24	15	a	a	DET
ertr-563	24	16	way	way	NOUN
ertr-563	24	17	to	to	PART
ertr-563	24	18	address	address	VERB
ertr-563	24	19	preference	preference	NOUN
ertr-563	24	20	elicitation	elicitation	NOUN
ertr-563	24	21	and	and	CCONJ
ertr-563	24	22	enrich	enrich	VERB
ertr-563	24	23	the	the	DET
ertr-563	24	24	user	user	NOUN
ertr-563	24	25	's	's	PART
ertr-563	24	26	experience	experience	NOUN
ertr-563	24	27	with	with	ADP
ertr-563	24	28	the	the	DET
ertr-563	24	29	recommender	recommender	NOUN
ertr-563	24	30	system	system	NOUN
ertr-563	24	31	(	(	PUNCT
ertr-563	24	32	averjanova	averjanova	PROPN
ertr-563	24	33	,	,	PUNCT
ertr-563	24	34	ricci	ricci	PROPN
ertr-563	24	35	,	,	PUNCT
ertr-563	24	36	&	&	CCONJ
ertr-563	24	37	nguyen	nguyen	PROPN
ertr-563	24	38	,	,	PUNCT
ertr-563	24	39	2008	2008	NUM
ertr-563	24	40	;	;	PUNCT
ertr-563	24	41	ricci	ricci	PROPN
ertr-563	24	42	&	&	CCONJ
ertr-563	24	43	nguyen	nguyen	PROPN
ertr-563	24	44	,	,	PUNCT
ertr-563	24	45	2007	2007	NUM
ertr-563	24	46	)	)	PUNCT
ertr-563	24	47	.	.	PUNCT
ertr-563	25	1	these	these	DET
ertr-563	25	2	methods	method	NOUN
ertr-563	25	3	work	work	VERB
ertr-563	25	4	through	through	ADP
ertr-563	25	5	gradually	gradually	ADV
ertr-563	25	6	refining	refine	VERB
ertr-563	25	7	the	the	DET
ertr-563	25	8	user	user	NOUN
ertr-563	25	9	profile	profile	NOUN
ertr-563	25	10	and	and	CCONJ
ertr-563	25	11	eliciting	elicit	VERB
ertr-563	25	12	user	user	NOUN
ertr-563	25	13	preferences	preference	NOUN
ertr-563	25	14	through	through	ADP
ertr-563	25	15	multiple	multiple	ADJ
ertr-563	25	16	interaction	interaction	NOUN
ertr-563	25	17	steps	step	NOUN
ertr-563	25	18	(	(	PUNCT
ertr-563	25	19	chen	chen	PROPN
ertr-563	25	20	&	&	CCONJ
ertr-563	25	21	pu	pu	PROPN
ertr-563	25	22	,	,	PUNCT
ertr-563	25	23	2012	2012	NUM
ertr-563	25	24	)	)	PUNCT
ertr-563	25	25	;	;	PUNCT
ertr-563	25	26	however	however	ADV
ertr-563	25	27	,	,	PUNCT
ertr-563	25	28	this	this	PRON
ertr-563	25	29	is	be	AUX
ertr-563	25	30	not	not	PART
ertr-563	25	31	a	a	DET
ertr-563	25	32	one	one	NUM
ertr-563	25	33	-	-	PUNCT
ertr-563	25	34	size	size	NOUN
ertr-563	25	35	-	-	PUNCT
ertr-563	25	36	fits	fit	VERB
ertr-563	25	37	-	-	PUNCT
ertr-563	25	38	all	all	PRON
ertr-563	25	39	solution	solution	NOUN
ertr-563	25	40	for	for	ADP
ertr-563	25	41	preference	preference	NOUN
ertr-563	25	42	elicitation	elicitation	NOUN
ertr-563	25	43	and	and	CCONJ
ertr-563	25	44	it	it	PRON
ertr-563	25	45	is	be	AUX
ertr-563	25	46	important	important	ADJ
ertr-563	25	47	to	to	PART
ertr-563	25	48	evaluate	evaluate	VERB
ertr-563	25	49	how	how	SCONJ
ertr-563	25	50	it	it	PRON
ertr-563	25	51	affects	affect	VERB
ertr-563	25	52	the	the	DET
ertr-563	25	53	perceived	perceive	VERB
ertr-563	25	54	quality	quality	NOUN
ertr-563	25	55	of	of	ADP
ertr-563	25	56	recommendations	recommendation	NOUN
ertr-563	25	57	before	before	ADP
ertr-563	25	58	employing	employ	VERB
ertr-563	25	59	it	it	PRON
ertr-563	25	60	in	in	ADP
ertr-563	25	61	a	a	DET
ertr-563	25	62	travel	travel	NOUN
ertr-563	25	63	recommender	recommender	NOUN
ertr-563	25	64	system	system	NOUN
ertr-563	25	65	.	.	PUNCT
ertr-563	26	1	http://ertr.tamu.edu/	http://ertr.tamu.edu/	PROPN
ertr-563	27	1	e	e	X
ertr-563	27	2	-	-	NOUN
ertr-563	27	3	review	review	NOUN
ertr-563	27	4	of	of	ADP
ertr-563	27	5	tourism	tourism	NOUN
ertr-563	27	6	research	research	NOUN
ertr-563	27	7	(	(	PUNCT
ertr-563	27	8	ertr	ertr	NOUN
ertr-563	27	9	)	)	PUNCT
ertr-563	27	10	,	,	PUNCT
ertr-563	27	11	vol	vol	NOUN
ertr-563	27	12	.	.	PROPN
ertr-563	27	13	17	17	NUM
ertr-563	27	14	,	,	PUNCT
ertr-563	27	15	no	no	INTJ
ertr-563	27	16	.	.	NOUN
ertr-563	27	17	5	5	NUM
ertr-563	27	18	,	,	PUNCT
ertr-563	27	19	2020	2020	NUM
ertr-563	27	20	http://ertr.tamu.edu	http://ertr.tamu.edu	NOUN
ertr-563	27	21	811	811	NUM
ertr-563	27	22	in	in	ADP
ertr-563	27	23	this	this	DET
ertr-563	27	24	paper	paper	NOUN
ertr-563	27	25	,	,	PUNCT
ertr-563	27	26	we	we	PRON
ertr-563	27	27	present	present	VERB
ertr-563	27	28	a	a	DET
ertr-563	27	29	newly	newly	ADV
ertr-563	27	30	developed	develop	VERB
ertr-563	27	31	destination	destination	NOUN
ertr-563	27	32	recommender	recommender	NOUN
ertr-563	27	33	system	system	NOUN
ertr-563	27	34	that	that	PRON
ertr-563	27	35	aims	aim	VERB
ertr-563	27	36	to	to	PART
ertr-563	27	37	overcome	overcome	VERB
ertr-563	27	38	the	the	DET
ertr-563	27	39	cold	cold	ADJ
ertr-563	27	40	start	start	NOUN
ertr-563	27	41	problem	problem	NOUN
ertr-563	27	42	by	by	ADP
ertr-563	27	43	combining	combine	VERB
ertr-563	27	44	a	a	DET
ertr-563	27	45	destination	destination	NOUN
ertr-563	27	46	characterization	characterization	NOUN
ertr-563	27	47	approach	approach	NOUN
ertr-563	27	48	with	with	ADP
ertr-563	27	49	the	the	DET
ertr-563	27	50	conversational	conversational	ADJ
ertr-563	27	51	user	user	NOUN
ertr-563	27	52	interaction	interaction	NOUN
ertr-563	27	53	paradigm	paradigm	NOUN
ertr-563	27	54	.	.	PUNCT
ertr-563	28	1	the	the	DET
ertr-563	28	2	cold	cold	ADJ
ertr-563	28	3	start	start	NOUN
ertr-563	28	4	phase	phase	NOUN
ertr-563	28	5	of	of	ADP
ertr-563	28	6	a	a	DET
ertr-563	28	7	recommender	recommender	NOUN
ertr-563	28	8	is	be	AUX
ertr-563	28	9	the	the	DET
ertr-563	28	10	early	early	ADJ
ertr-563	28	11	phase	phase	NOUN
ertr-563	28	12	,	,	PUNCT
ertr-563	28	13	where	where	SCONJ
ertr-563	28	14	it	it	PRON
ertr-563	28	15	has	have	VERB
ertr-563	28	16	none	none	NOUN
ertr-563	28	17	or	or	CCONJ
ertr-563	28	18	very	very	ADV
ertr-563	28	19	little	little	ADJ
ertr-563	28	20	information	information	NOUN
ertr-563	28	21	about	about	ADP
ertr-563	28	22	its	its	PRON
ertr-563	28	23	users	user	NOUN
ertr-563	28	24	and	and	CCONJ
ertr-563	28	25	items	item	NOUN
ertr-563	28	26	(	(	PUNCT
ertr-563	28	27	braunhofer	braunhofer	NOUN
ertr-563	28	28	,	,	PUNCT
ertr-563	28	29	elahi	elahi	PROPN
ertr-563	28	30	,	,	PUNCT
ertr-563	28	31	&	&	CCONJ
ertr-563	28	32	ricci	ricci	PROPN
ertr-563	28	33	,	,	PUNCT
ertr-563	28	34	2014	2014	NUM
ertr-563	28	35	)	)	PUNCT
ertr-563	28	36	.	.	PUNCT
ertr-563	29	1	traditionally	traditionally	ADV
ertr-563	29	2	,	,	PUNCT
ertr-563	29	3	a	a	DET
ertr-563	29	4	recommender	recommender	NOUN
ertr-563	29	5	system	system	NOUN
ertr-563	29	6	would	would	AUX
ertr-563	29	7	overcome	overcome	VERB
ertr-563	29	8	this	this	PRON
ertr-563	29	9	by	by	ADP
ertr-563	29	10	,	,	PUNCT
ertr-563	29	11	for	for	ADP
ertr-563	29	12	example	example	NOUN
ertr-563	29	13	,	,	PUNCT
ertr-563	29	14	recommending	recommend	VERB
ertr-563	29	15	the	the	DET
ertr-563	29	16	most	most	ADV
ertr-563	29	17	popular	popular	ADJ
ertr-563	29	18	items	item	NOUN
ertr-563	29	19	,	,	PUNCT
ertr-563	29	20	which	which	PRON
ertr-563	29	21	results	result	VERB
ertr-563	29	22	in	in	ADP
ertr-563	29	23	nonpersonalized	nonpersonalized	ADJ
ertr-563	29	24	recommendations	recommendation	NOUN
ertr-563	29	25	.	.	PUNCT
ertr-563	30	1	the	the	DET
ertr-563	30	2	solution	solution	NOUN
ertr-563	30	3	we	we	PRON
ertr-563	30	4	employ	employ	VERB
ertr-563	30	5	allows	allow	VERB
ertr-563	30	6	users	user	NOUN
ertr-563	30	7	to	to	PART
ertr-563	30	8	explore	explore	VERB
ertr-563	30	9	the	the	DET
ertr-563	30	10	item	item	NOUN
ertr-563	30	11	space	space	NOUN
ertr-563	30	12	and	and	CCONJ
ertr-563	30	13	to	to	PART
ertr-563	30	14	improve	improve	VERB
ertr-563	30	15	the	the	DET
ertr-563	30	16	recommendations	recommendation	NOUN
ertr-563	30	17	using	use	VERB
ertr-563	30	18	a	a	DET
ertr-563	30	19	directed	direct	VERB
ertr-563	30	20	search	search	NOUN
ertr-563	30	21	for	for	ADP
ertr-563	30	22	more	more	ADJ
ertr-563	30	23	preferred	preferred	ADJ
ertr-563	30	24	items	item	NOUN
ertr-563	30	25	attributes	attribute	VERB
ertr-563	30	26	.	.	PUNCT
ertr-563	31	1	system	system	NOUN
ertr-563	31	2	overview	overview	VERB
ertr-563	31	3	the	the	DET
ertr-563	31	4	basic	basic	ADJ
ertr-563	31	5	task	task	NOUN
ertr-563	31	6	of	of	ADP
ertr-563	31	7	a	a	DET
ertr-563	31	8	recommender	recommender	NOUN
ertr-563	31	9	system	system	NOUN
ertr-563	31	10	is	be	AUX
ertr-563	31	11	to	to	PART
ertr-563	31	12	match	match	VERB
ertr-563	31	13	users	user	NOUN
ertr-563	31	14	to	to	ADP
ertr-563	31	15	items	item	NOUN
ertr-563	31	16	.	.	PUNCT
ertr-563	32	1	traditionally	traditionally	ADV
ertr-563	32	2	,	,	PUNCT
ertr-563	32	3	this	this	PRON
ertr-563	32	4	has	have	AUX
ertr-563	32	5	been	be	AUX
ertr-563	32	6	done	do	VERB
ertr-563	32	7	with	with	ADP
ertr-563	32	8	collaborative	collaborative	ADJ
ertr-563	32	9	filtering	filtering	NOUN
ertr-563	32	10	,	,	PUNCT
ertr-563	32	11	i.e.	i.e.	X
ertr-563	32	12	,	,	PUNCT
ertr-563	32	13	utilizing	utilize	VERB
ertr-563	32	14	ratings	rating	NOUN
ertr-563	32	15	to	to	PART
ertr-563	32	16	recommend	recommend	VERB
ertr-563	32	17	items	item	NOUN
ertr-563	32	18	that	that	PRON
ertr-563	32	19	similar	similar	ADJ
ertr-563	32	20	users	user	NOUN
ertr-563	32	21	have	have	AUX
ertr-563	32	22	rated	rate	VERB
ertr-563	32	23	highly	highly	ADV
ertr-563	32	24	.	.	PUNCT
ertr-563	33	1	since	since	SCONJ
ertr-563	33	2	there	there	PRON
ertr-563	33	3	are	be	VERB
ertr-563	33	4	no	no	DET
ertr-563	33	5	ratings	rating	NOUN
ertr-563	33	6	of	of	ADP
ertr-563	33	7	cities	city	NOUN
ertr-563	33	8	available	available	ADJ
ertr-563	33	9	,	,	PUNCT
ertr-563	33	10	we	we	PRON
ertr-563	33	11	aim	aim	VERB
ertr-563	33	12	to	to	PART
ertr-563	33	13	embed	embed	VERB
ertr-563	33	14	users	user	NOUN
ertr-563	33	15	and	and	CCONJ
ertr-563	33	16	items	item	NOUN
ertr-563	33	17	into	into	ADP
ertr-563	33	18	the	the	DET
ertr-563	33	19	same	same	ADJ
ertr-563	33	20	vector	vector	NOUN
ertr-563	33	21	space	space	NOUN
ertr-563	33	22	,	,	PUNCT
ertr-563	33	23	by	by	ADP
ertr-563	33	24	characterizing	characterize	VERB
ertr-563	33	25	the	the	DET
ertr-563	33	26	cities	city	NOUN
ertr-563	33	27	along	along	ADP
ertr-563	33	28	eight	eight	NUM
ertr-563	33	29	dimensions	dimension	NOUN
ertr-563	33	30	.	.	PUNCT
ertr-563	34	1	we	we	PRON
ertr-563	34	2	derive	derive	VERB
ertr-563	34	3	four	four	NUM
ertr-563	34	4	features	feature	NOUN
ertr-563	34	5	—	—	PUNCT
ertr-563	34	6	“	"	PUNCT
ertr-563	34	7	food	food	NOUN
ertr-563	34	8	”	"	PUNCT
ertr-563	34	9	,	,	PUNCT
ertr-563	34	10	“	"	PUNCT
ertr-563	34	11	arts	art	NOUN
ertr-563	34	12	&	&	CCONJ
ertr-563	34	13	entertainment	entertainment	PROPN
ertr-563	34	14	”	"	PUNCT
ertr-563	34	15	,	,	PUNCT
ertr-563	34	16	“	"	PUNCT
ertr-563	34	17	outdoors	outdoors	ADP
ertr-563	34	18	&	&	CCONJ
ertr-563	34	19	recreation	recreation	PROPN
ertr-563	34	20	”	"	PUNCT
ertr-563	34	21	,	,	PUNCT
ertr-563	34	22	and	and	CCONJ
ertr-563	34	23	“	"	PUNCT
ertr-563	34	24	nightlife	nightlife	NOUN
ertr-563	34	25	”	"	PUNCT
ertr-563	34	26	—	—	PUNCT
ertr-563	34	27	from	from	ADP
ertr-563	34	28	the	the	DET
ertr-563	34	29	relative	relative	ADJ
ertr-563	34	30	frequencies	frequency	NOUN
ertr-563	34	31	of	of	ADP
ertr-563	34	32	venues	venue	NOUN
ertr-563	34	33	in	in	ADP
ertr-563	34	34	the	the	DET
ertr-563	34	35	cities	city	NOUN
ertr-563	34	36	.	.	PUNCT
ertr-563	35	1	the	the	DET
ertr-563	35	2	underlying	underlying	ADJ
ertr-563	35	3	assumption	assumption	NOUN
ertr-563	35	4	is	be	AUX
ertr-563	35	5	that	that	SCONJ
ertr-563	35	6	these	these	DET
ertr-563	35	7	frequencies	frequency	NOUN
ertr-563	35	8	are	be	AUX
ertr-563	35	9	reasonable	reasonable	ADJ
ertr-563	35	10	indicators	indicator	NOUN
ertr-563	35	11	for	for	ADP
ertr-563	35	12	the	the	DET
ertr-563	35	13	association	association	NOUN
ertr-563	35	14	level	level	NOUN
ertr-563	35	15	of	of	ADP
ertr-563	35	16	the	the	DET
ertr-563	35	17	city	city	NOUN
ertr-563	35	18	with	with	ADP
ertr-563	35	19	the	the	DET
ertr-563	35	20	corresponding	corresponding	ADJ
ertr-563	35	21	feature	feature	NOUN
ertr-563	35	22	.	.	PUNCT
ertr-563	36	1	for	for	ADP
ertr-563	36	2	example	example	NOUN
ertr-563	36	3	,	,	PUNCT
ertr-563	36	4	if	if	SCONJ
ertr-563	36	5	the	the	DET
ertr-563	36	6	number	number	NOUN
ertr-563	36	7	of	of	ADP
ertr-563	36	8	bars	bar	NOUN
ertr-563	36	9	and	and	CCONJ
ertr-563	36	10	clubs	club	NOUN
ertr-563	36	11	is	be	AUX
ertr-563	36	12	high	high	ADJ
ertr-563	36	13	in	in	ADP
ertr-563	36	14	the	the	DET
ertr-563	36	15	distribution	distribution	NOUN
ertr-563	36	16	of	of	ADP
ertr-563	36	17	the	the	DET
ertr-563	36	18	venues	venue	NOUN
ertr-563	36	19	of	of	ADP
ertr-563	36	20	a	a	DET
ertr-563	36	21	city	city	NOUN
ertr-563	36	22	,	,	PUNCT
ertr-563	36	23	it	it	PRON
ertr-563	36	24	might	might	AUX
ertr-563	36	25	be	be	AUX
ertr-563	36	26	more	more	ADV
ertr-563	36	27	suitable	suitable	ADJ
ertr-563	36	28	for	for	ADP
ertr-563	36	29	nightlife	nightlife	NOUN
ertr-563	36	30	activities	activity	NOUN
ertr-563	36	31	than	than	ADP
ertr-563	36	32	one	one	NUM
ertr-563	36	33	that	that	PRON
ertr-563	36	34	only	only	ADV
ertr-563	36	35	has	have	VERB
ertr-563	36	36	a	a	DET
ertr-563	36	37	few	few	ADJ
ertr-563	36	38	venues	venue	NOUN
ertr-563	36	39	in	in	ADP
ertr-563	36	40	this	this	DET
ertr-563	36	41	category	category	NOUN
ertr-563	36	42	,	,	PUNCT
ertr-563	36	43	relative	relative	ADJ
ertr-563	36	44	to	to	ADP
ertr-563	36	45	the	the	DET
ertr-563	36	46	other	other	ADJ
ertr-563	36	47	categories	category	NOUN
ertr-563	36	48	in	in	ADP
ertr-563	36	49	the	the	DET
ertr-563	36	50	distribution	distribution	NOUN
ertr-563	36	51	.	.	PUNCT
ertr-563	37	1	this	this	DET
ertr-563	37	2	venue	venue	NOUN
ertr-563	37	3	information	information	NOUN
ertr-563	37	4	is	be	AUX
ertr-563	37	5	enriched	enrich	VERB
ertr-563	37	6	with	with	ADP
ertr-563	37	7	climate	climate	NOUN
ertr-563	37	8	data	datum	NOUN
ertr-563	37	9	,	,	PUNCT
ertr-563	37	10	such	such	ADJ
ertr-563	37	11	as	as	ADP
ertr-563	37	12	temperature	temperature	NOUN
ertr-563	37	13	and	and	CCONJ
ertr-563	37	14	precipitation	precipitation	NOUN
ertr-563	37	15	,	,	PUNCT
ertr-563	37	16	and	and	CCONJ
ertr-563	37	17	a	a	DET
ertr-563	37	18	cost	cost	NOUN
ertr-563	37	19	index	index	NOUN
ertr-563	37	20	,	,	PUNCT
ertr-563	37	21	as	as	SCONJ
ertr-563	37	22	these	these	DET
ertr-563	37	23	factors	factor	NOUN
ertr-563	37	24	also	also	ADV
ertr-563	37	25	play	play	VERB
ertr-563	37	26	an	an	DET
ertr-563	37	27	important	important	ADJ
ertr-563	37	28	role	role	NOUN
ertr-563	37	29	for	for	ADP
ertr-563	37	30	deciding	decide	VERB
ertr-563	37	31	where	where	SCONJ
ertr-563	37	32	to	to	PART
ertr-563	37	33	travel	travel	VERB
ertr-563	37	34	to	to	ADP
ertr-563	37	35	.	.	PUNCT
ertr-563	38	1	the	the	DET
ertr-563	38	2	details	detail	NOUN
ertr-563	38	3	of	of	ADP
ertr-563	38	4	this	this	DET
ertr-563	38	5	approach	approach	NOUN
ertr-563	38	6	are	be	AUX
ertr-563	38	7	described	describe	VERB
ertr-563	38	8	in	in	ADP
ertr-563	38	9	(	(	PUNCT
ertr-563	38	10	dietz	dietz	PROPN
ertr-563	38	11	,	,	PUNCT
ertr-563	38	12	myftija	myftija	NOUN
ertr-563	38	13	,	,	PUNCT
ertr-563	38	14	&	&	CCONJ
ertr-563	38	15	wörndl	wörndl	PROPN
ertr-563	38	16	,	,	PUNCT
ertr-563	38	17	2019	2019	NUM
ertr-563	38	18	)	)	PUNCT
ertr-563	38	19	.	.	PUNCT
ertr-563	39	1	figure	figure	NOUN
ertr-563	39	2	1	1	NUM
ertr-563	39	3	shows	show	VERB
ertr-563	39	4	the	the	DET
ertr-563	39	5	normalized	normalize	VERB
ertr-563	39	6	values	value	NOUN
ertr-563	39	7	of	of	ADP
ertr-563	39	8	five	five	NUM
ertr-563	39	9	characteristic	characteristic	ADJ
ertr-563	39	10	cities	city	NOUN
ertr-563	39	11	in	in	ADP
ertr-563	39	12	the	the	DET
ertr-563	39	13	data	datum	NOUN
ertr-563	39	14	set	set	VERB
ertr-563	39	15	.	.	PUNCT
ertr-563	40	1	http://ertr.tamu.edu/	http://ertr.tamu.edu/	PROPN
ertr-563	41	1	e	e	X
ertr-563	41	2	-	-	NOUN
ertr-563	41	3	review	review	NOUN
ertr-563	41	4	of	of	ADP
ertr-563	41	5	tourism	tourism	NOUN
ertr-563	41	6	research	research	NOUN
ertr-563	41	7	(	(	PUNCT
ertr-563	41	8	ertr	ertr	NOUN
ertr-563	41	9	)	)	PUNCT
ertr-563	41	10	,	,	PUNCT
ertr-563	41	11	vol	vol	NOUN
ertr-563	41	12	.	.	PROPN
ertr-563	41	13	17	17	NUM
ertr-563	41	14	,	,	PUNCT
ertr-563	41	15	no	no	INTJ
ertr-563	41	16	.	.	NOUN
ertr-563	41	17	5	5	NUM
ertr-563	41	18	,	,	PUNCT
ertr-563	41	19	2020	2020	NUM
ertr-563	41	20	http://ertr.tamu.edu	http://ertr.tamu.edu	NOUN
ertr-563	41	21	812	812	NUM
ertr-563	41	22	figure	figure	NOUN
ertr-563	41	23	1	1	NUM
ertr-563	41	24	:	:	PUNCT
ertr-563	41	25	spider	spider	NOUN
ertr-563	41	26	plot	plot	NOUN
ertr-563	41	27	of	of	ADP
ertr-563	41	28	normalized	normalize	VERB
ertr-563	41	29	feature	feature	NOUN
ertr-563	41	30	values	value	NOUN
ertr-563	41	31	having	having	AUX
ertr-563	41	32	characterized	characterize	VERB
ertr-563	41	33	the	the	DET
ertr-563	41	34	items	item	NOUN
ertr-563	41	35	to	to	PART
ertr-563	41	36	be	be	AUX
ertr-563	41	37	recommended	recommend	VERB
ertr-563	41	38	,	,	PUNCT
ertr-563	41	39	we	we	PRON
ertr-563	41	40	need	need	VERB
ertr-563	41	41	to	to	PART
ertr-563	41	42	develop	develop	VERB
ertr-563	41	43	a	a	DET
ertr-563	41	44	recommender	recommender	NOUN
ertr-563	41	45	system	system	NOUN
ertr-563	41	46	that	that	PRON
ertr-563	41	47	is	be	AUX
ertr-563	41	48	capable	capable	ADJ
ertr-563	41	49	of	of	ADP
ertr-563	41	50	eliciting	elicit	VERB
ertr-563	41	51	the	the	DET
ertr-563	41	52	users	user	NOUN
ertr-563	41	53	’	’	PART
ertr-563	41	54	preferences	preference	NOUN
ertr-563	41	55	and	and	CCONJ
ertr-563	41	56	to	to	PART
ertr-563	41	57	find	find	VERB
ertr-563	41	58	suitable	suitable	ADJ
ertr-563	41	59	cities	city	NOUN
ertr-563	41	60	to	to	PART
ertr-563	41	61	travel	travel	VERB
ertr-563	41	62	to	to	ADP
ertr-563	41	63	.	.	PUNCT
ertr-563	42	1	such	such	DET
ertr-563	42	2	a	a	DET
ertr-563	42	3	system	system	NOUN
ertr-563	42	4	would	would	AUX
ertr-563	42	5	need	need	VERB
ertr-563	42	6	to	to	PART
ertr-563	42	7	provide	provide	VERB
ertr-563	42	8	a	a	DET
ertr-563	42	9	pleasant	pleasant	ADJ
ertr-563	42	10	user	user	NOUN
ertr-563	42	11	interface	interface	NOUN
ertr-563	42	12	and	and	CCONJ
ertr-563	42	13	a	a	DET
ertr-563	42	14	strategy	strategy	NOUN
ertr-563	42	15	for	for	ADP
ertr-563	42	16	overcoming	overcome	VERB
ertr-563	42	17	the	the	DET
ertr-563	42	18	cold	cold	ADJ
ertr-563	42	19	start	start	NOUN
ertr-563	42	20	problem	problem	NOUN
ertr-563	42	21	,	,	PUNCT
ertr-563	42	22	since	since	SCONJ
ertr-563	42	23	there	there	PRON
ertr-563	42	24	is	be	VERB
ertr-563	42	25	no	no	DET
ertr-563	42	26	previous	previous	ADJ
ertr-563	42	27	user	user	NOUN
ertr-563	42	28	information	information	NOUN
ertr-563	42	29	,	,	PUNCT
ertr-563	42	30	such	such	ADJ
ertr-563	42	31	as	as	ADP
ertr-563	42	32	ratings	rating	NOUN
ertr-563	42	33	,	,	PUNCT
ertr-563	42	34	available	available	ADJ
ertr-563	42	35	.	.	PUNCT
ertr-563	43	1	our	our	PRON
ertr-563	43	2	solution	solution	NOUN
ertr-563	43	3	to	to	ADP
ertr-563	43	4	these	these	DET
ertr-563	43	5	challenges	challenge	NOUN
ertr-563	43	6	is	be	AUX
ertr-563	43	7	cityrec1	cityrec1	NOUN
ertr-563	43	8	,	,	PUNCT
ertr-563	43	9	a	a	DET
ertr-563	43	10	destination	destination	NOUN
ertr-563	43	11	recommender	recommender	NOUN
ertr-563	43	12	system	system	NOUN
ertr-563	43	13	which	which	PRON
ertr-563	43	14	is	be	AUX
ertr-563	43	15	served	serve	VERB
ertr-563	43	16	through	through	ADP
ertr-563	43	17	a	a	DET
ertr-563	43	18	web	web	NOUN
ertr-563	43	19	application	application	NOUN
ertr-563	43	20	.	.	PUNCT
ertr-563	44	1	to	to	PART
ertr-563	44	2	allow	allow	VERB
ertr-563	44	3	fellow	fellow	ADJ
ertr-563	44	4	researchers	researcher	NOUN
ertr-563	44	5	to	to	PART
ertr-563	44	6	use	use	VERB
ertr-563	44	7	the	the	DET
ertr-563	44	8	system	system	NOUN
ertr-563	44	9	as	as	ADP
ertr-563	44	10	the	the	DET
ertr-563	44	11	foundation	foundation	NOUN
ertr-563	44	12	for	for	ADP
ertr-563	44	13	their	their	PRON
ertr-563	44	14	experiments	experiment	NOUN
ertr-563	44	15	,	,	PUNCT
ertr-563	44	16	we	we	PRON
ertr-563	44	17	released	release	VERB
ertr-563	44	18	the	the	DET
ertr-563	44	19	application	application	NOUN
ertr-563	44	20	’s	’s	PART
ertr-563	44	21	source	source	NOUN
ertr-563	44	22	code	code	NOUN
ertr-563	44	23	to	to	ADP
ertr-563	44	24	github2	github2	PROPN
ertr-563	44	25	.	.	PUNCT
ertr-563	45	1	we	we	PRON
ertr-563	45	2	overcome	overcome	VERB
ertr-563	45	3	the	the	DET
ertr-563	45	4	cold	cold	ADJ
ertr-563	45	5	start	start	NOUN
ertr-563	45	6	problem	problem	NOUN
ertr-563	45	7	by	by	ADP
ertr-563	45	8	allowing	allow	VERB
ertr-563	45	9	users	user	NOUN
ertr-563	45	10	to	to	PART
ertr-563	45	11	directly	directly	ADV
ertr-563	45	12	interact	interact	VERB
ertr-563	45	13	with	with	ADP
ertr-563	45	14	the	the	DET
ertr-563	45	15	items	item	NOUN
ertr-563	45	16	and	and	CCONJ
ertr-563	45	17	select	select	VERB
ertr-563	45	18	3	3	NUM
ertr-563	45	19	-	-	SYM
ertr-563	45	20	5	5	NUM
ertr-563	45	21	cities	city	NOUN
ertr-563	45	22	they	they	PRON
ertr-563	45	23	find	find	VERB
ertr-563	45	24	interesting	interesting	ADJ
ertr-563	45	25	.	.	PUNCT
ertr-563	46	1	this	this	DET
ertr-563	46	2	step	step	NOUN
ertr-563	46	3	,	,	PUNCT
ertr-563	46	4	depicted	depict	VERB
ertr-563	46	5	in	in	ADP
ertr-563	46	6	figure	figure	NOUN
ertr-563	46	7	2	2	NUM
ertr-563	46	8	,	,	PUNCT
ertr-563	46	9	allows	allow	VERB
ertr-563	46	10	them	they	PRON
ertr-563	46	11	to	to	PART
ertr-563	46	12	make	make	VERB
ertr-563	46	13	an	an	DET
ertr-563	46	14	initial	initial	ADJ
ertr-563	46	15	choice	choice	NOUN
ertr-563	46	16	for	for	ADP
ertr-563	46	17	expressing	express	VERB
ertr-563	46	18	their	their	PRON
ertr-563	46	19	preferences	preference	NOUN
ertr-563	46	20	.	.	PUNCT
ertr-563	47	1	the	the	DET
ertr-563	47	2	sample	sample	NOUN
ertr-563	47	3	cities	city	NOUN
ertr-563	47	4	are	be	AUX
ertr-563	47	5	a	a	DET
ertr-563	47	6	diverse	diverse	ADJ
ertr-563	47	7	representation	representation	NOUN
ertr-563	47	8	of	of	ADP
ertr-563	47	9	the	the	DET
ertr-563	47	10	item	item	NOUN
ertr-563	47	11	space	space	NOUN
ertr-563	47	12	;	;	PUNCT
ertr-563	47	13	thus	thus	ADV
ertr-563	47	14	,	,	PUNCT
ertr-563	47	15	the	the	DET
ertr-563	47	16	users	user	NOUN
ertr-563	47	17	can	can	AUX
ertr-563	47	18	already	already	ADV
ertr-563	47	19	make	make	VERB
ertr-563	47	20	their	their	PRON
ertr-563	47	21	preferences	preference	NOUN
ertr-563	47	22	clear	clear	ADJ
ertr-563	47	23	.	.	PUNCT
ertr-563	48	1	we	we	PRON
ertr-563	48	2	calculate	calculate	VERB
ertr-563	48	3	an	an	DET
ertr-563	48	4	initial	initial	ADJ
ertr-563	48	5	user	user	NOUN
ertr-563	48	6	profile	profile	NOUN
ertr-563	48	7	by	by	ADP
ertr-563	48	8	using	use	VERB
ertr-563	48	9	the	the	DET
ertr-563	48	10	mean	mean	ADJ
ertr-563	48	11	value	value	NOUN
ertr-563	48	12	of	of	ADP
ertr-563	48	13	each	each	DET
ertr-563	48	14	feature	feature	NOUN
ertr-563	48	15	.	.	PUNCT
ertr-563	49	1	1	1	NUM
ertr-563	49	2	http://cityrec.cm.in.tum.de/	http://cityrec.cm.in.tum.de/	NOUN
ertr-563	49	3	2	2	NUM
ertr-563	49	4	https://github.com/divino5/cityrec-prototype	https://github.com/divino5/cityrec-prototype	NOUN
ertr-563	49	5	http://ertr.tamu.edu/	http://ertr.tamu.edu/	NOUN
ertr-563	49	6	e	e	NOUN
ertr-563	49	7	-	-	NOUN
ertr-563	49	8	review	review	NOUN
ertr-563	49	9	of	of	ADP
ertr-563	49	10	tourism	tourism	NOUN
ertr-563	49	11	research	research	NOUN
ertr-563	49	12	(	(	PUNCT
ertr-563	49	13	ertr	ertr	NOUN
ertr-563	49	14	)	)	PUNCT
ertr-563	49	15	,	,	PUNCT
ertr-563	49	16	vol	vol	NOUN
ertr-563	49	17	.	.	PROPN
ertr-563	49	18	17	17	NUM
ertr-563	49	19	,	,	PUNCT
ertr-563	49	20	no	no	INTJ
ertr-563	49	21	.	.	NOUN
ertr-563	49	22	5	5	NUM
ertr-563	49	23	,	,	PUNCT
ertr-563	49	24	2020	2020	NUM
ertr-563	49	25	http://ertr.tamu.edu	http://ertr.tamu.edu	NOUN
ertr-563	49	26	813	813	NUM
ertr-563	49	27	figure	figure	NOUN
ertr-563	49	28	2	2	NUM
ertr-563	49	29	:	:	PUNCT
ertr-563	49	30	initial	initial	ADJ
ertr-563	49	31	preference	preference	NOUN
ertr-563	49	32	elicitation	elicitation	NOUN
ertr-563	49	33	step	step	NOUN
ertr-563	49	34	based	base	VERB
ertr-563	49	35	on	on	ADP
ertr-563	49	36	this	this	DET
ertr-563	49	37	initial	initial	ADJ
ertr-563	49	38	profile	profile	NOUN
ertr-563	49	39	,	,	PUNCT
ertr-563	49	40	the	the	DET
ertr-563	49	41	system	system	NOUN
ertr-563	49	42	displays	display	VERB
ertr-563	49	43	four	four	NUM
ertr-563	49	44	initial	initial	ADJ
ertr-563	49	45	recommendations	recommendation	NOUN
ertr-563	49	46	with	with	ADP
ertr-563	49	47	a	a	DET
ertr-563	49	48	greater	great	ADJ
ertr-563	49	49	level	level	NOUN
ertr-563	49	50	of	of	ADP
ertr-563	49	51	detail	detail	NOUN
ertr-563	49	52	to	to	ADP
ertr-563	49	53	the	the	DET
ertr-563	49	54	user	user	NOUN
ertr-563	49	55	.	.	PUNCT
ertr-563	50	1	since	since	SCONJ
ertr-563	50	2	this	this	DET
ertr-563	50	3	first	first	ADJ
ertr-563	50	4	user	user	NOUN
ertr-563	50	5	profile	profile	NOUN
ertr-563	50	6	might	might	AUX
ertr-563	50	7	not	not	PART
ertr-563	50	8	yet	yet	ADV
ertr-563	50	9	be	be	AUX
ertr-563	50	10	accurate	accurate	ADJ
ertr-563	50	11	,	,	PUNCT
ertr-563	50	12	in	in	ADP
ertr-563	50	13	this	this	DET
ertr-563	50	14	step	step	NOUN
ertr-563	50	15	,	,	PUNCT
ertr-563	50	16	the	the	DET
ertr-563	50	17	users	user	NOUN
ertr-563	50	18	can	can	AUX
ertr-563	50	19	critique	critique	VERB
ertr-563	50	20	the	the	DET
ertr-563	50	21	initial	initial	ADJ
ertr-563	50	22	city	city	NOUN
ertr-563	50	23	recommendations	recommendation	NOUN
ertr-563	50	24	by	by	ADP
ertr-563	50	25	adjusting	adjust	VERB
ertr-563	50	26	each	each	PRON
ertr-563	50	27	of	of	ADP
ertr-563	50	28	the	the	DET
ertr-563	50	29	features	feature	NOUN
ertr-563	50	30	using	use	VERB
ertr-563	50	31	a	a	DET
ertr-563	50	32	five	five	NUM
ertr-563	50	33	-	-	PUNCT
ertr-563	50	34	point	point	NOUN
ertr-563	50	35	scale	scale	NOUN
ertr-563	50	36	:	:	PUNCT
ertr-563	50	37	“	"	PUNCT
ertr-563	50	38	much	much	ADV
ertr-563	50	39	lower	low	ADJ
ertr-563	50	40	”	"	PUNCT
ertr-563	50	41	,	,	PUNCT
ertr-563	50	42	“	"	PUNCT
ertr-563	50	43	lower	low	ADJ
ertr-563	50	44	”	"	PUNCT
ertr-563	50	45	,	,	PUNCT
ertr-563	50	46	“	"	PUNCT
ertr-563	50	47	just	just	ADV
ertr-563	50	48	right	right	ADJ
ertr-563	50	49	”	"	PUNCT
ertr-563	50	50	,	,	PUNCT
ertr-563	50	51	“	"	PUNCT
ertr-563	50	52	higher	high	ADJ
ertr-563	50	53	”	"	PUNCT
ertr-563	50	54	,	,	PUNCT
ertr-563	50	55	and	and	CCONJ
ertr-563	50	56	“	"	PUNCT
ertr-563	50	57	much	much	ADV
ertr-563	50	58	higher	high	ADJ
ertr-563	50	59	.	.	PUNCT
ertr-563	50	60	”	"	PUNCT
ertr-563	51	1	this	this	PRON
ertr-563	51	2	would	would	AUX
ertr-563	51	3	shift	shift	VERB
ertr-563	51	4	the	the	DET
ertr-563	51	5	user	user	NOUN
ertr-563	51	6	’s	’s	PART
ertr-563	51	7	profile	profile	NOUN
ertr-563	51	8	towards	towards	ADP
ertr-563	51	9	the	the	DET
ertr-563	51	10	respective	respective	ADJ
ertr-563	51	11	dimension	dimension	NOUN
ertr-563	51	12	.	.	PUNCT
ertr-563	52	1	thus	thus	ADV
ertr-563	52	2	,	,	PUNCT
ertr-563	52	3	the	the	DET
ertr-563	52	4	user	user	NOUN
ertr-563	52	5	interacts	interact	VERB
ertr-563	52	6	with	with	ADP
ertr-563	52	7	the	the	DET
ertr-563	52	8	items	item	NOUN
ertr-563	52	9	and	and	CCONJ
ertr-563	52	10	is	be	AUX
ertr-563	52	11	able	able	ADJ
ertr-563	52	12	to	to	PART
ertr-563	52	13	adjust	adjust	VERB
ertr-563	52	14	the	the	DET
ertr-563	52	15	user	user	NOUN
ertr-563	52	16	profile	profile	NOUN
ertr-563	52	17	within	within	ADP
ertr-563	52	18	the	the	DET
ertr-563	52	19	item	item	NOUN
ertr-563	52	20	space	space	NOUN
ertr-563	52	21	.	.	PUNCT
ertr-563	53	1	this	this	PRON
ertr-563	53	2	increases	increase	VERB
ertr-563	53	3	the	the	DET
ertr-563	53	4	http://ertr.tamu.edu/	http://ertr.tamu.edu/	ADJ
ertr-563	53	5	e	e	NOUN
ertr-563	53	6	-	-	NOUN
ertr-563	53	7	review	review	NOUN
ertr-563	53	8	of	of	ADP
ertr-563	53	9	tourism	tourism	NOUN
ertr-563	53	10	research	research	NOUN
ertr-563	53	11	(	(	PUNCT
ertr-563	53	12	ertr	ertr	NOUN
ertr-563	53	13	)	)	PUNCT
ertr-563	53	14	,	,	PUNCT
ertr-563	53	15	vol	vol	NOUN
ertr-563	53	16	.	.	PROPN
ertr-563	53	17	17	17	NUM
ertr-563	53	18	,	,	PUNCT
ertr-563	53	19	no	no	INTJ
ertr-563	53	20	.	.	NOUN
ertr-563	53	21	5	5	NUM
ertr-563	53	22	,	,	PUNCT
ertr-563	53	23	2020	2020	NUM
ertr-563	53	24	http://ertr.tamu.edu	http://ertr.tamu.edu	ADP
ertr-563	53	25	814	814	NUM
ertr-563	53	26	understanding	understand	VERB
ertr-563	53	27	the	the	DET
ertr-563	53	28	user	user	NOUN
ertr-563	53	29	’s	’s	NOUN
ertr-563	53	30	of	of	ADP
ertr-563	53	31	the	the	DET
ertr-563	53	32	item	item	NOUN
ertr-563	53	33	space	space	NOUN
ertr-563	53	34	and	and	CCONJ
ertr-563	53	35	also	also	ADV
ertr-563	53	36	leads	lead	VERB
ertr-563	53	37	to	to	ADP
ertr-563	53	38	more	more	ADV
ertr-563	53	39	accurate	accurate	ADJ
ertr-563	53	40	recommendations	recommendation	NOUN
ertr-563	53	41	.	.	PUNCT
ertr-563	54	1	figure	figure	VERB
ertr-563	54	2	3	3	NUM
ertr-563	54	3	recommendation	recommendation	NOUN
ertr-563	54	4	refinement	refinement	NOUN
ertr-563	54	5	step	step	NOUN
ertr-563	54	6	in	in	ADP
ertr-563	54	7	a	a	DET
ertr-563	54	8	preliminary	preliminary	ADJ
ertr-563	54	9	evaluation	evaluation	NOUN
ertr-563	54	10	using	use	VERB
ertr-563	54	11	104	104	NUM
ertr-563	54	12	online	online	ADJ
ertr-563	54	13	users	user	NOUN
ertr-563	54	14	in	in	ADP
ertr-563	54	15	a	a	DET
ertr-563	54	16	between	between	NOUN
ertr-563	54	17	-	-	PUNCT
ertr-563	54	18	subjects	subject	NOUN
ertr-563	54	19	study	study	NOUN
ertr-563	54	20	design	design	NOUN
ertr-563	54	21	,	,	PUNCT
ertr-563	54	22	we	we	PRON
ertr-563	54	23	found	find	VERB
ertr-563	54	24	that	that	SCONJ
ertr-563	54	25	the	the	DET
ertr-563	54	26	correlation	correlation	NOUN
ertr-563	54	27	between	between	ADP
ertr-563	54	28	the	the	DET
ertr-563	54	29	final	final	ADJ
ertr-563	54	30	user	user	NOUN
ertr-563	54	31	profile	profile	NOUN
ertr-563	54	32	of	of	ADP
ertr-563	54	33	the	the	DET
ertr-563	54	34	system	system	NOUN
ertr-563	54	35	with	with	ADP
ertr-563	54	36	critiquing	critique	VERB
ertr-563	54	37	to	to	ADP
ertr-563	54	38	a	a	DET
ertr-563	54	39	selfreported	selfreporte	VERB
ertr-563	54	40	importance	importance	NOUN
ertr-563	54	41	of	of	ADP
ertr-563	54	42	the	the	DET
ertr-563	54	43	features	feature	NOUN
ertr-563	54	44	was	be	AUX
ertr-563	54	45	significantly	significantly	ADV
ertr-563	54	46	higher	high	ADJ
ertr-563	54	47	than	than	ADP
ertr-563	54	48	the	the	DET
ertr-563	54	49	baseline	baseline	NOUN
ertr-563	54	50	system	system	NOUN
ertr-563	54	51	,	,	PUNCT
ertr-563	54	52	which	which	PRON
ertr-563	54	53	did	do	AUX
ertr-563	54	54	not	not	PART
ertr-563	54	55	employ	employ	VERB
ertr-563	54	56	the	the	DET
ertr-563	54	57	aforementioned	aforementioned	ADJ
ertr-563	54	58	refinement	refinement	NOUN
ertr-563	54	59	step	step	NOUN
ertr-563	54	60	.	.	PUNCT
ertr-563	55	1	although	although	SCONJ
ertr-563	55	2	the	the	DET
ertr-563	55	3	critiquing	critiquing	NOUN
ertr-563	55	4	system	system	NOUN
ertr-563	55	5	was	be	AUX
ertr-563	55	6	more	more	ADJ
ertr-563	55	7	effort	effort	NOUN
ertr-563	55	8	to	to	PART
ertr-563	55	9	use	use	VERB
ertr-563	55	10	,	,	PUNCT
ertr-563	55	11	the	the	DET
ertr-563	55	12	users	user	NOUN
ertr-563	55	13	were	be	AUX
ertr-563	55	14	significantly	significantly	ADV
ertr-563	55	15	(	(	PUNCT
ertr-563	55	16	p=0.037	p=0.037	NOUN
ertr-563	55	17	)	)	PUNCT
ertr-563	55	18	more	more	ADV
ertr-563	55	19	satisfied	satisfied	ADJ
ertr-563	55	20	and	and	CCONJ
ertr-563	55	21	also	also	ADV
ertr-563	55	22	rated	rate	VERB
ertr-563	55	23	the	the	DET
ertr-563	55	24	recommendation	recommendation	NOUN
ertr-563	55	25	accuracy	accuracy	NOUN
ertr-563	55	26	significantly	significantly	ADV
ertr-563	55	27	higher	higher	ADV
ertr-563	55	28	(	(	PUNCT
ertr-563	55	29	p=0.043	p=0.043	NOUN
ertr-563	55	30	)	)	PUNCT
ertr-563	55	31	.	.	PUNCT
ertr-563	56	1	more	more	ADJ
ertr-563	56	2	details	detail	NOUN
ertr-563	56	3	on	on	ADP
ertr-563	56	4	the	the	DET
ertr-563	56	5	study	study	NOUN
ertr-563	56	6	can	can	AUX
ertr-563	56	7	be	be	AUX
ertr-563	56	8	found	find	VERB
ertr-563	56	9	in	in	ADP
ertr-563	56	10	(	(	PUNCT
ertr-563	56	11	dietz	dietz	PROPN
ertr-563	56	12	et	et	PROPN
ertr-563	56	13	al	al	PROPN
ertr-563	56	14	.	.	PROPN
ertr-563	56	15	,	,	PUNCT
ertr-563	56	16	2019	2019	NUM
ertr-563	56	17	)	)	PUNCT
ertr-563	56	18	.	.	PUNCT
ertr-563	57	1	conclusions	conclusion	NOUN
ertr-563	57	2	this	this	DET
ertr-563	57	3	paper	paper	NOUN
ertr-563	57	4	described	describe	VERB
ertr-563	57	5	cityrec	cityrec	NOUN
ertr-563	57	6	,	,	PUNCT
ertr-563	57	7	a	a	DET
ertr-563	57	8	data	data	NOUN
ertr-563	57	9	-	-	PUNCT
ertr-563	57	10	driven	drive	VERB
ertr-563	57	11	conversational	conversational	ADJ
ertr-563	57	12	destination	destination	NOUN
ertr-563	57	13	recommender	recommender	NOUN
ertr-563	57	14	system	system	NOUN
ertr-563	57	15	for	for	ADP
ertr-563	57	16	destinations	destination	NOUN
ertr-563	57	17	all	all	ADV
ertr-563	57	18	over	over	ADP
ertr-563	57	19	the	the	DET
ertr-563	57	20	world	world	NOUN
ertr-563	57	21	.	.	PUNCT
ertr-563	58	1	recommending	recommend	VERB
ertr-563	58	2	cities	city	NOUN
ertr-563	58	3	to	to	PART
ertr-563	58	4	travel	travel	VERB
ertr-563	58	5	to	to	ADP
ertr-563	58	6	is	be	AUX
ertr-563	58	7	currently	currently	ADV
ertr-563	58	8	still	still	ADV
ertr-563	58	9	an	an	DET
ertr-563	58	10	underresearched	underresearched	ADJ
ertr-563	58	11	topic	topic	NOUN
ertr-563	58	12	,	,	PUNCT
ertr-563	58	13	as	as	SCONJ
ertr-563	58	14	cities	city	NOUN
ertr-563	58	15	as	as	SCONJ
ertr-563	58	16	items	item	NOUN
ertr-563	58	17	are	be	AUX
ertr-563	58	18	intangible	intangible	ADJ
ertr-563	58	19	,	,	PUNCT
ertr-563	58	20	hard	hard	ADJ
ertr-563	58	21	to	to	PART
ertr-563	58	22	characterize	characterize	VERB
ertr-563	58	23	,	,	PUNCT
ertr-563	58	24	and	and	CCONJ
ertr-563	58	25	not	not	PART
ertr-563	58	26	of	of	ADP
ertr-563	58	27	direct	direct	ADJ
ertr-563	58	28	business	business	NOUN
ertr-563	59	1	http://ertr.tamu.edu/	http://ertr.tamu.edu/	ADJ
ertr-563	59	2	e	e	NOUN
ertr-563	59	3	-	-	NOUN
ertr-563	59	4	review	review	NOUN
ertr-563	59	5	of	of	ADP
ertr-563	59	6	tourism	tourism	NOUN
ertr-563	59	7	research	research	NOUN
ertr-563	59	8	(	(	PUNCT
ertr-563	59	9	ertr	ertr	NOUN
ertr-563	59	10	)	)	PUNCT
ertr-563	59	11	,	,	PUNCT
ertr-563	59	12	vol	vol	NOUN
ertr-563	59	13	.	.	PROPN
ertr-563	60	1	17	17	NUM
ertr-563	60	2	,	,	PUNCT
ertr-563	60	3	no	no	INTJ
ertr-563	60	4	.	.	NOUN
ertr-563	60	5	5	5	NUM
ertr-563	60	6	,	,	PUNCT
ertr-563	60	7	2020	2020	NUM
ertr-563	61	1	http://ertr.tamu.edu	http://ertr.tamu.edu	ADP
ertr-563	61	2	815	815	NUM
ertr-563	61	3	interest	interest	NOUN
ertr-563	61	4	compared	compare	VERB
ertr-563	61	5	to	to	ADP
ertr-563	61	6	recommending	recommend	VERB
ertr-563	61	7	hotels	hotel	NOUN
ertr-563	61	8	or	or	CCONJ
ertr-563	61	9	restaurants	restaurant	NOUN
ertr-563	61	10	for	for	ADP
ertr-563	61	11	a	a	DET
ertr-563	61	12	commission	commission	NOUN
ertr-563	62	1	.	.	PUNCT
ertr-563	63	1	nevertheless	nevertheless	ADV
ertr-563	63	2	,	,	PUNCT
ertr-563	63	3	such	such	ADJ
ertr-563	63	4	systems	system	NOUN
ertr-563	63	5	are	be	AUX
ertr-563	63	6	important	important	ADJ
ertr-563	63	7	for	for	ADP
ertr-563	63	8	users	user	NOUN
ertr-563	63	9	who	who	PRON
ertr-563	63	10	seek	seek	VERB
ertr-563	63	11	advice	advice	NOUN
ertr-563	63	12	where	where	SCONJ
ertr-563	63	13	to	to	PART
ertr-563	63	14	travel	travel	VERB
ertr-563	63	15	to	to	ADP
ertr-563	63	16	.	.	PUNCT
ertr-563	64	1	our	our	PRON
ertr-563	64	2	system	system	NOUN
ertr-563	64	3	marks	mark	VERB
ertr-563	64	4	a	a	DET
ertr-563	64	5	first	first	ADJ
ertr-563	64	6	step	step	NOUN
ertr-563	64	7	,	,	PUNCT
ertr-563	64	8	which	which	PRON
ertr-563	64	9	is	be	AUX
ertr-563	64	10	to	to	PART
ertr-563	64	11	be	be	AUX
ertr-563	64	12	expanded	expand	VERB
ertr-563	64	13	in	in	ADP
ertr-563	64	14	terms	term	NOUN
ertr-563	64	15	of	of	ADP
ertr-563	64	16	cities	city	NOUN
ertr-563	64	17	offered	offer	VERB
ertr-563	64	18	(	(	PUNCT
ertr-563	64	19	currently	currently	ADV
ertr-563	64	20	180	180	NUM
ertr-563	64	21	)	)	PUNCT
ertr-563	64	22	.	.	PUNCT
ertr-563	65	1	furthermore	furthermore	ADV
ertr-563	65	2	,	,	PUNCT
ertr-563	65	3	we	we	PRON
ertr-563	65	4	plan	plan	VERB
ertr-563	65	5	to	to	PART
ertr-563	65	6	improve	improve	VERB
ertr-563	65	7	the	the	DET
ertr-563	65	8	user	user	NOUN
ertr-563	65	9	interaction	interaction	NOUN
ertr-563	65	10	to	to	PART
ertr-563	65	11	make	make	VERB
ertr-563	65	12	it	it	PRON
ertr-563	65	13	easier	easy	ADJ
ertr-563	65	14	and	and	CCONJ
ertr-563	65	15	more	more	ADV
ertr-563	65	16	enjoyable	enjoyable	ADJ
ertr-563	65	17	to	to	PART
ertr-563	65	18	use	use	VERB
ertr-563	65	19	.	.	PUNCT
ertr-563	66	1	future	future	ADJ
ertr-563	66	2	recommendations	recommendation	NOUN
ertr-563	66	3	could	could	AUX
ertr-563	66	4	be	be	AUX
ertr-563	66	5	extended	extend	VERB
ertr-563	66	6	by	by	ADP
ertr-563	66	7	also	also	ADV
ertr-563	66	8	recommending	recommend	VERB
ertr-563	66	9	the	the	DET
ertr-563	66	10	duration	duration	NOUN
ertr-563	66	11	of	of	ADP
ertr-563	66	12	stay	stay	NOUN
ertr-563	66	13	at	at	ADP
ertr-563	66	14	a	a	DET
ertr-563	66	15	city	city	NOUN
ertr-563	66	16	(	(	PUNCT
ertr-563	66	17	dietz	dietz	PROPN
ertr-563	66	18	&	&	CCONJ
ertr-563	66	19	wörndl	wörndl	PROPN
ertr-563	66	20	,	,	PUNCT
ertr-563	66	21	2019	2019	NUM
ertr-563	66	22	)	)	PUNCT
ertr-563	66	23	or	or	CCONJ
ertr-563	66	24	by	by	ADP
ertr-563	66	25	characterizing	characterize	VERB
ertr-563	66	26	users	user	NOUN
ertr-563	66	27	based	base	VERB
ertr-563	66	28	on	on	ADP
ertr-563	66	29	their	their	PRON
ertr-563	66	30	past	past	ADJ
ertr-563	66	31	trips	trip	NOUN
ertr-563	66	32	(	(	PUNCT
ertr-563	66	33	dietz	dietz	PROPN
ertr-563	66	34	&	&	CCONJ
ertr-563	66	35	weimert	weimert	PROPN
ertr-563	66	36	,	,	PUNCT
ertr-563	66	37	2018	2018	NUM
ertr-563	66	38	)	)	PUNCT
ertr-563	66	39	.	.	PUNCT
ertr-563	67	1	references	reference	NOUN
ertr-563	67	2	averjanova	averjanova	VERB
ertr-563	67	3	,	,	PUNCT
ertr-563	67	4	o.	o.	PROPN
ertr-563	67	5	,	,	PUNCT
ertr-563	67	6	ricci	ricci	PROPN
ertr-563	67	7	,	,	PUNCT
ertr-563	67	8	f.	f.	PROPN
ertr-563	67	9	,	,	PUNCT
ertr-563	67	10	&	&	CCONJ
ertr-563	67	11	nguyen	nguyen	PROPN
ertr-563	67	12	,	,	PUNCT
ertr-563	67	13	q.	q.	PROPN
ertr-563	67	14	n.	n.	PROPN
ertr-563	67	15	(	(	PUNCT
ertr-563	67	16	2008	2008	NUM
ertr-563	67	17	)	)	PUNCT
ertr-563	67	18	.	.	PUNCT
ertr-563	68	1	map	map	NOUN
ertr-563	68	2	-	-	PUNCT
ertr-563	68	3	based	base	VERB
ertr-563	68	4	interaction	interaction	NOUN
ertr-563	68	5	with	with	ADP
ertr-563	68	6	a	a	DET
ertr-563	68	7	conversational	conversational	ADJ
ertr-563	68	8	mobile	mobile	ADJ
ertr-563	68	9	recommender	recommender	NOUN
ertr-563	68	10	system	system	NOUN
ertr-563	68	11	.	.	PUNCT
ertr-563	69	1	second	second	ADJ
ertr-563	69	2	international	international	ADJ
ertr-563	69	3	conference	conference	NOUN
ertr-563	69	4	on	on	ADP
ertr-563	69	5	mobile	mobile	ADJ
ertr-563	69	6	ubiquitous	ubiquitous	ADJ
ertr-563	69	7	computing	computing	NOUN
ertr-563	69	8	,	,	PUNCT
ertr-563	69	9	systems	system	NOUN
ertr-563	69	10	,	,	PUNCT
ertr-563	69	11	services	service	NOUN
ertr-563	69	12	and	and	CCONJ
ertr-563	69	13	technologies	technology	NOUN
ertr-563	69	14	,	,	PUNCT
ertr-563	69	15	212–218	212–218	NUM
ertr-563	69	16	.	.	PUNCT
ertr-563	70	1	https://doi.org/10.1109/ubicomm.2008.16	https://doi.org/10.1109/ubicomm.2008.16	PROPN
ertr-563	70	2	borràs	borràs	PROPN
ertr-563	70	3	,	,	PUNCT
ertr-563	70	4	j.	j.	PROPN
ertr-563	70	5	,	,	PUNCT
ertr-563	70	6	moreno	moreno	PROPN
ertr-563	70	7	,	,	PUNCT
ertr-563	70	8	a.	a.	PROPN
ertr-563	70	9	,	,	PUNCT
ertr-563	70	10	&	&	CCONJ
ertr-563	70	11	valls	valls	PROPN
ertr-563	70	12	,	,	PUNCT
ertr-563	70	13	a.	a.	NOUN
ertr-563	70	14	(	(	PUNCT
ertr-563	70	15	2014	2014	NUM
ertr-563	70	16	)	)	PUNCT
ertr-563	70	17	.	.	PUNCT
ertr-563	71	1	intelligent	intelligent	ADJ
ertr-563	71	2	tourism	tourism	NOUN
ertr-563	71	3	recommender	recommender	NOUN
ertr-563	71	4	systems	system	NOUN
ertr-563	71	5	:	:	PUNCT
ertr-563	71	6	a	a	DET
ertr-563	71	7	survey	survey	NOUN
ertr-563	71	8	.	.	PUNCT
ertr-563	72	1	expert	expert	NOUN
ertr-563	72	2	systems	system	NOUN
ertr-563	72	3	with	with	ADP
ertr-563	72	4	applications	application	NOUN
ertr-563	72	5	,	,	PUNCT
ertr-563	72	6	41(16	41(16	NOUN
ertr-563	72	7	)	)	PUNCT
ertr-563	72	8	,	,	PUNCT
ertr-563	72	9	7370–7389	7370–7389	NUM
ertr-563	72	10	.	.	PUNCT
ertr-563	73	1	https://doi.org/10.1016/j.eswa.2014.06.007	https://doi.org/10.1016/j.eswa.2014.06.007	VERB
ertr-563	73	2	braunhofer	braunhofer	NOUN
ertr-563	73	3	,	,	PUNCT
ertr-563	73	4	m.	m.	NOUN
ertr-563	73	5	,	,	PUNCT
ertr-563	73	6	elahi	elahi	PROPN
ertr-563	73	7	,	,	PUNCT
ertr-563	73	8	m.	m.	NOUN
ertr-563	73	9	,	,	PUNCT
ertr-563	73	10	&	&	CCONJ
ertr-563	73	11	ricci	ricci	PROPN
ertr-563	73	12	,	,	PUNCT
ertr-563	73	13	f.	f.	PROPN
ertr-563	73	14	(	(	PUNCT
ertr-563	73	15	2014	2014	NUM
ertr-563	73	16	)	)	PUNCT
ertr-563	73	17	.	.	PUNCT
ertr-563	74	1	techniques	technique	NOUN
ertr-563	74	2	for	for	ADP
ertr-563	74	3	cold	cold	ADJ
ertr-563	74	4	-	-	PUNCT
ertr-563	74	5	starting	start	VERB
ertr-563	74	6	context	context	NOUN
ertr-563	74	7	-	-	PUNCT
ertr-563	74	8	aware	aware	ADJ
ertr-563	74	9	mobile	mobile	ADJ
ertr-563	74	10	recommender	recommender	NOUN
ertr-563	74	11	systems	system	NOUN
ertr-563	74	12	for	for	ADP
ertr-563	74	13	tourism	tourism	NOUN
ertr-563	74	14	.	.	PUNCT
ertr-563	75	1	intelligenza	intelligenza	PROPN
ertr-563	75	2	artificiale	artificiale	PROPN
ertr-563	75	3	,	,	PUNCT
ertr-563	75	4	8(2	8(2	NUM
ertr-563	75	5	)	)	PUNCT
ertr-563	75	6	,	,	PUNCT
ertr-563	75	7	129–143	129–143	NUM
ertr-563	75	8	.	.	PUNCT
ertr-563	76	1	chen	chen	PROPN
ertr-563	76	2	,	,	PUNCT
ertr-563	76	3	l.	l.	PROPN
ertr-563	76	4	,	,	PUNCT
ertr-563	76	5	&	&	CCONJ
ertr-563	76	6	pu	pu	PROPN
ertr-563	76	7	,	,	PUNCT
ertr-563	76	8	p.	p.	NOUN
ertr-563	76	9	(	(	PUNCT
ertr-563	76	10	2012	2012	NUM
ertr-563	76	11	)	)	PUNCT
ertr-563	76	12	.	.	PUNCT
ertr-563	77	1	critiquing	critique	VERB
ertr-563	77	2	-	-	PUNCT
ertr-563	77	3	based	base	VERB
ertr-563	77	4	recommenders	recommender	NOUN
ertr-563	77	5	:	:	PUNCT
ertr-563	77	6	survey	survey	NOUN
ertr-563	77	7	and	and	CCONJ
ertr-563	77	8	emerging	emerge	VERB
ertr-563	77	9	trends	trend	NOUN
ertr-563	77	10	.	.	PUNCT
ertr-563	78	1	user	user	NOUN
ertr-563	78	2	modeling	modeling	NOUN
ertr-563	78	3	and	and	CCONJ
ertr-563	78	4	user	user	NOUN
ertr-563	78	5	-	-	PUNCT
ertr-563	78	6	adapted	adapt	VERB
ertr-563	78	7	interaction	interaction	NOUN
ertr-563	78	8	,	,	PUNCT
ertr-563	78	9	22(1	22(1	NUM
ertr-563	78	10	)	)	PUNCT
ertr-563	78	11	,	,	PUNCT
ertr-563	78	12	125–150	125–150	NUM
ertr-563	78	13	.	.	PUNCT
ertr-563	79	1	https://doi.org/10.1007/s11257-011-9108-6	https://doi.org/10.1007/s11257-011-9108-6	PROPN
ertr-563	79	2	dietz	dietz	PROPN
ertr-563	79	3	,	,	PUNCT
ertr-563	79	4	l.	l.	PROPN
ertr-563	79	5	w.	w.	PROPN
ertr-563	79	6	(	(	PUNCT
ertr-563	79	7	2018	2018	NUM
ertr-563	79	8	)	)	PUNCT
ertr-563	79	9	.	.	PUNCT
ertr-563	80	1	data	data	NOUN
ertr-563	80	2	-	-	PUNCT
ertr-563	80	3	driven	drive	VERB
ertr-563	80	4	destination	destination	NOUN
ertr-563	80	5	recommender	recommender	NOUN
ertr-563	80	6	systems	system	NOUN
ertr-563	80	7	.	.	PUNCT
ertr-563	81	1	26th	26th	ADJ
ertr-563	81	2	conference	conference	NOUN
ertr-563	81	3	on	on	ADP
ertr-563	81	4	user	user	NOUN
ertr-563	81	5	modeling	modeling	NOUN
ertr-563	81	6	,	,	PUNCT
ertr-563	81	7	adaptation	adaptation	NOUN
ertr-563	81	8	and	and	CCONJ
ertr-563	81	9	personalization	personalization	NOUN
ertr-563	81	10	,	,	PUNCT
ertr-563	81	11	257–260	257–260	NUM
ertr-563	81	12	.	.	PUNCT
ertr-563	82	1	https://doi.org/10.1145/3209219.3213591	https://doi.org/10.1145/3209219.3213591	PROPN
ertr-563	82	2	dietz	dietz	PROPN
ertr-563	82	3	,	,	PUNCT
ertr-563	82	4	l.	l.	PROPN
ertr-563	82	5	w.	w.	PROPN
ertr-563	82	6	,	,	PUNCT
ertr-563	82	7	myftija	myftija	NOUN
ertr-563	82	8	,	,	PUNCT
ertr-563	82	9	s.	s.	PROPN
ertr-563	82	10	,	,	PUNCT
ertr-563	82	11	&	&	CCONJ
ertr-563	82	12	wörndl	wörndl	PROPN
ertr-563	82	13	,	,	PUNCT
ertr-563	82	14	w.	w.	PROPN
ertr-563	82	15	(	(	PUNCT
ertr-563	82	16	2019	2019	NUM
ertr-563	82	17	)	)	PUNCT
ertr-563	82	18	.	.	PUNCT
ertr-563	83	1	designing	design	VERB
ertr-563	83	2	a	a	DET
ertr-563	83	3	conversational	conversational	ADJ
ertr-563	83	4	travel	travel	NOUN
ertr-563	83	5	http://ertr.tamu.edu/	http://ertr.tamu.edu/	ADJ
ertr-563	83	6	e	e	NOUN
ertr-563	83	7	-	-	NOUN
ertr-563	83	8	review	review	NOUN
ertr-563	83	9	of	of	ADP
ertr-563	83	10	tourism	tourism	NOUN
ertr-563	83	11	research	research	NOUN
ertr-563	83	12	(	(	PUNCT
ertr-563	83	13	ertr	ertr	NOUN
ertr-563	83	14	)	)	PUNCT
ertr-563	83	15	,	,	PUNCT
ertr-563	83	16	vol	vol	NOUN
ertr-563	83	17	.	.	PROPN
ertr-563	83	18	17	17	NUM
ertr-563	83	19	,	,	PUNCT
ertr-563	83	20	no	no	INTJ
ertr-563	83	21	.	.	NOUN
ertr-563	83	22	5	5	NUM
ertr-563	83	23	,	,	PUNCT
ertr-563	83	24	2020	2020	NUM
ertr-563	83	25	http://ertr.tamu.edu	http://ertr.tamu.edu	ADP
ertr-563	83	26	816	816	NUM
ertr-563	83	27	recommender	recommender	NOUN
ertr-563	83	28	system	system	NOUN
ertr-563	83	29	based	base	VERB
ertr-563	83	30	on	on	ADP
ertr-563	83	31	data	data	NOUN
ertr-563	83	32	-	-	PUNCT
ertr-563	83	33	driven	drive	VERB
ertr-563	83	34	destination	destination	NOUN
ertr-563	83	35	characterization	characterization	NOUN
ertr-563	83	36	.	.	PUNCT
ertr-563	84	1	acm	acm	PROPN
ertr-563	84	2	recsys	recsy	NOUN
ertr-563	84	3	workshop	workshop	NOUN
ertr-563	84	4	on	on	ADP
ertr-563	84	5	recommenders	recommender	NOUN
ertr-563	84	6	in	in	ADP
ertr-563	84	7	tourism	tourism	NOUN
ertr-563	84	8	,	,	PUNCT
ertr-563	84	9	17–21	17–21	NUM
ertr-563	84	10	.	.	PUNCT
ertr-563	85	1	dietz	dietz	PROPN
ertr-563	85	2	,	,	PUNCT
ertr-563	85	3	l.	l.	PROPN
ertr-563	85	4	w.	w.	PROPN
ertr-563	85	5	,	,	PUNCT
ertr-563	85	6	&	&	CCONJ
ertr-563	85	7	weimert	weimert	PROPN
ertr-563	85	8	,	,	PUNCT
ertr-563	85	9	a.	a.	NOUN
ertr-563	85	10	(	(	PUNCT
ertr-563	85	11	2018	2018	NUM
ertr-563	85	12	)	)	PUNCT
ertr-563	85	13	.	.	PUNCT
ertr-563	86	1	recommending	recommend	VERB
ertr-563	86	2	crowdsourced	crowdsourced	ADJ
ertr-563	86	3	trips	trip	NOUN
ertr-563	86	4	on	on	ADP
ertr-563	86	5	wondary	wondary	ADJ
ertr-563	86	6	.	.	PUNCT
ertr-563	87	1	recsys	recsy	NOUN
ertr-563	87	2	workshop	workshop	NOUN
ertr-563	87	3	on	on	ADP
ertr-563	87	4	recommenders	recommender	NOUN
ertr-563	87	5	in	in	ADP
ertr-563	87	6	tourism	tourism	NOUN
ertr-563	87	7	,	,	PUNCT
ertr-563	87	8	13–17	13–17	NUM
ertr-563	87	9	.	.	PUNCT
ertr-563	88	1	vancouver	vancouver	PROPN
ertr-563	88	2	,	,	PUNCT
ertr-563	88	3	bc	bc	PROPN
ertr-563	88	4	,	,	PUNCT
ertr-563	88	5	canada	canada	PROPN
ertr-563	88	6	.	.	PUNCT
ertr-563	89	1	dietz	dietz	PROPN
ertr-563	89	2	,	,	PUNCT
ertr-563	89	3	l.	l.	PROPN
ertr-563	89	4	w.	w.	PROPN
ertr-563	89	5	,	,	PUNCT
ertr-563	89	6	&	&	CCONJ
ertr-563	89	7	wörndl	wörndl	PROPN
ertr-563	89	8	,	,	PUNCT
ertr-563	89	9	w.	w.	PROPN
ertr-563	89	10	(	(	PUNCT
ertr-563	89	11	2019	2019	NUM
ertr-563	89	12	)	)	PUNCT
ertr-563	89	13	.	.	PUNCT
ertr-563	90	1	how	how	SCONJ
ertr-563	90	2	long	long	ADV
ertr-563	90	3	to	to	PART
ertr-563	90	4	stay	stay	VERB
ertr-563	90	5	where	where	SCONJ
ertr-563	90	6	?	?	PUNCT
ertr-563	91	1	on	on	ADP
ertr-563	91	2	the	the	DET
ertr-563	91	3	amount	amount	NOUN
ertr-563	91	4	of	of	ADP
ertr-563	91	5	item	item	NOUN
ertr-563	91	6	consumption	consumption	NOUN
ertr-563	91	7	in	in	ADP
ertr-563	91	8	travel	travel	NOUN
ertr-563	91	9	recommendation	recommendation	NOUN
ertr-563	91	10	.	.	PUNCT
ertr-563	92	1	acm	acm	PROPN
ertr-563	92	2	recsys	recsy	NOUN
ertr-563	92	3	2019	2019	NUM
ertr-563	92	4	late	late	ADV
ertr-563	92	5	-	-	PUNCT
ertr-563	92	6	breaking	break	VERB
ertr-563	92	7	results	result	NOUN
ertr-563	92	8	.	.	PUNCT
ertr-563	93	1	harrer	harrer	ADV
ertr-563	93	2	,	,	PUNCT
ertr-563	93	3	s.	s.	PROPN
ertr-563	93	4	,	,	PUNCT
ertr-563	93	5	lenhard	lenhard	PROPN
ertr-563	93	6	,	,	PUNCT
ertr-563	93	7	j.	j.	PROPN
ertr-563	93	8	,	,	PUNCT
ertr-563	93	9	&	&	CCONJ
ertr-563	93	10	dietz	dietz	PROPN
ertr-563	93	11	,	,	PUNCT
ertr-563	93	12	l.	l.	PROPN
ertr-563	93	13	(	(	PUNCT
ertr-563	93	14	2018	2018	NUM
ertr-563	93	15	)	)	PUNCT
ertr-563	93	16	.	.	PUNCT
ertr-563	94	1	java	java	PROPN
ertr-563	94	2	by	by	ADP
ertr-563	94	3	comparison	comparison	NOUN
ertr-563	94	4	:	:	PUNCT
ertr-563	94	5	become	become	VERB
ertr-563	94	6	a	a	DET
ertr-563	94	7	java	java	NOUN
ertr-563	94	8	craftsman	craftsman	NOUN
ertr-563	94	9	in	in	ADP
ertr-563	94	10	70	70	NUM
ertr-563	94	11	examples	example	NOUN
ertr-563	94	12	(	(	PUNCT
ertr-563	94	13	a.	a.	NOUN
ertr-563	94	14	steward	steward	PROPN
ertr-563	94	15	,	,	PUNCT
ertr-563	94	16	ed	ed	NOUN
ertr-563	94	17	.	.	PUNCT
ertr-563	94	18	)	)	PUNCT
ertr-563	94	19	.	.	PUNCT
ertr-563	95	1	the	the	DET
ertr-563	95	2	pragmatic	pragmatic	ADJ
ertr-563	95	3	bookshelf	bookshelf	NOUN
ertr-563	95	4	.	.	PUNCT
ertr-563	96	1	herzog	herzog	PROPN
ertr-563	96	2	,	,	PUNCT
ertr-563	96	3	d.	d.	PROPN
ertr-563	96	4	,	,	PUNCT
ertr-563	96	5	dietz	dietz	PROPN
ertr-563	96	6	,	,	PUNCT
ertr-563	96	7	l.	l.	PROPN
ertr-563	96	8	w.	w.	PROPN
ertr-563	96	9	,	,	PUNCT
ertr-563	96	10	&	&	CCONJ
ertr-563	96	11	wörndl	wörndl	PROPN
ertr-563	96	12	,	,	PUNCT
ertr-563	96	13	w.	w.	PROPN
ertr-563	96	14	(	(	PUNCT
ertr-563	96	15	2019	2019	NUM
ertr-563	96	16	)	)	PUNCT
ertr-563	96	17	.	.	PUNCT
ertr-563	97	1	tourist	tourist	NOUN
ertr-563	97	2	trip	trip	NOUN
ertr-563	97	3	recommendations	recommendation	NOUN
ertr-563	97	4	–	–	PUNCT
ertr-563	97	5	foundations	foundation	NOUN
ertr-563	97	6	,	,	PUNCT
ertr-563	97	7	state	state	NOUN
ertr-563	97	8	of	of	ADP
ertr-563	97	9	the	the	DET
ertr-563	97	10	art	art	NOUN
ertr-563	97	11	and	and	CCONJ
ertr-563	97	12	challenges	challenge	NOUN
ertr-563	97	13	.	.	PUNCT
ertr-563	98	1	in	in	ADP
ertr-563	98	2	m.	m.	PROPN
ertr-563	98	3	augstein	augstein	PROPN
ertr-563	98	4	,	,	PUNCT
ertr-563	98	5	e.	e.	PROPN
ertr-563	98	6	herder	herder	PROPN
ertr-563	98	7	,	,	PUNCT
ertr-563	98	8	&	&	CCONJ
ertr-563	98	9	w.	w.	PROPN
ertr-563	98	10	wörndl	wörndl	PROPN
ertr-563	98	11	(	(	PUNCT
ertr-563	98	12	eds	ed	NOUN
ertr-563	98	13	.	.	PUNCT
ertr-563	98	14	)	)	PUNCT
ertr-563	98	15	,	,	PUNCT
ertr-563	98	16	personalized	personalize	VERB
ertr-563	98	17	human	human	ADJ
ertr-563	98	18	-	-	PUNCT
ertr-563	98	19	computer	computer	NOUN
ertr-563	98	20	interaction	interaction	NOUN
ertr-563	98	21	(	(	PUNCT
ertr-563	98	22	pp	pp	ADJ
ertr-563	98	23	.	.	PUNCT
ertr-563	98	24	159–182	159–182	NUM
ertr-563	98	25	)	)	PUNCT
ertr-563	98	26	.	.	PUNCT
ertr-563	99	1	degruyter	degruyter	NOUN
ertr-563	99	2	oldenbourg	oldenbourg	PROPN
ertr-563	99	3	.	.	PUNCT
ertr-563	100	1	neidhardt	neidhardt	PROPN
ertr-563	100	2	,	,	PUNCT
ertr-563	100	3	j.	j.	PROPN
ertr-563	100	4	,	,	PUNCT
ertr-563	100	5	seyfang	seyfang	PROPN
ertr-563	100	6	,	,	PUNCT
ertr-563	100	7	l.	l.	PROPN
ertr-563	100	8	,	,	PUNCT
ertr-563	100	9	schuster	schuster	PROPN
ertr-563	100	10	,	,	PUNCT
ertr-563	100	11	r.	r.	PROPN
ertr-563	100	12	,	,	PUNCT
ertr-563	100	13	&	&	CCONJ
ertr-563	100	14	werthner	werthner	PROPN
ertr-563	100	15	,	,	PUNCT
ertr-563	100	16	h.	h.	PROPN
ertr-563	100	17	(	(	PUNCT
ertr-563	100	18	2015	2015	NUM
ertr-563	100	19	)	)	PUNCT
ertr-563	100	20	.	.	PUNCT
ertr-563	101	1	a	a	DET
ertr-563	101	2	picture	picture	NOUN
ertr-563	101	3	-	-	PUNCT
ertr-563	101	4	based	base	VERB
ertr-563	101	5	approach	approach	NOUN
ertr-563	101	6	to	to	ADP
ertr-563	101	7	recommender	recommender	NOUN
ertr-563	101	8	systems	system	NOUN
ertr-563	101	9	.	.	PUNCT
ertr-563	102	1	information	information	NOUN
ertr-563	102	2	technology	technology	PROPN
ertr-563	102	3	&	&	CCONJ
ertr-563	102	4	tourism	tourism	NOUN
ertr-563	102	5	,	,	PUNCT
ertr-563	102	6	15(1	15(1	NUM
ertr-563	102	7	)	)	PUNCT
ertr-563	102	8	,	,	PUNCT
ertr-563	102	9	49–69	49–69	NUM
ertr-563	102	10	.	.	PUNCT
ertr-563	103	1	https://doi.org/10.1007/s40558-014-0017-5	https://doi.org/10.1007/s40558-014-0017-5	NUM
ertr-563	103	2	ricci	ricci	PROPN
ertr-563	103	3	,	,	PUNCT
ertr-563	103	4	f.	f.	PROPN
ertr-563	103	5	,	,	PUNCT
ertr-563	103	6	&	&	CCONJ
ertr-563	103	7	nguyen	nguyen	PROPN
ertr-563	103	8	,	,	PUNCT
ertr-563	103	9	q.	q.	PROPN
ertr-563	103	10	n.	n.	PROPN
ertr-563	103	11	(	(	PUNCT
ertr-563	103	12	2007	2007	NUM
ertr-563	103	13	)	)	PUNCT
ertr-563	103	14	.	.	PUNCT
ertr-563	104	1	acquiring	acquire	VERB
ertr-563	104	2	and	and	CCONJ
ertr-563	104	3	revising	revise	VERB
ertr-563	104	4	preferences	preference	NOUN
ertr-563	104	5	in	in	ADP
ertr-563	104	6	a	a	DET
ertr-563	104	7	critique	critique	NOUN
ertr-563	104	8	-	-	PUNCT
ertr-563	104	9	based	base	VERB
ertr-563	104	10	mobile	mobile	ADJ
ertr-563	104	11	recommender	recommender	NOUN
ertr-563	104	12	system	system	NOUN
ertr-563	104	13	.	.	PUNCT
ertr-563	105	1	ieee	ieee	NOUN
ertr-563	105	2	intelligent	intelligent	ADJ
ertr-563	105	3	systems	system	NOUN
ertr-563	105	4	,	,	PUNCT
ertr-563	105	5	22(3	22(3	NUM
ertr-563	105	6	)	)	PUNCT
ertr-563	105	7	,	,	PUNCT
ertr-563	105	8	22–29	22–29	PROPN
ertr-563	105	9	.	.	PUNCT
ertr-563	106	1	https://doi.org/10.1109/mis.2007.43	https://doi.org/10.1109/mis.2007.43	PROPN
ertr-563	106	2	http://ertr.tamu.edu/	http://ertr.tamu.edu/	VERB