id	sid	tid	token	lemma	pos
fcis-5413	1	1	frontiers	frontier	NOUN
fcis-5413	1	2	in	in	ADP
fcis-5413	1	3	computing	computing	NOUN
fcis-5413	1	4	and	and	CCONJ
fcis-5413	1	5	intelligent	intelligent	ADJ
fcis-5413	1	6	systems	system	NOUN
fcis-5413	1	7	issn	issn	VERB
fcis-5413	1	8	:	:	PUNCT
fcis-5413	1	9	2832	2832	NUM
fcis-5413	1	10	-	-	SYM
fcis-5413	1	11	6024	6024	NUM
fcis-5413	1	12	|	|	NOUN
fcis-5413	1	13	vol	vol	NOUN
fcis-5413	1	14	.	.	PROPN
fcis-5413	2	1	2	2	NUM
fcis-5413	2	2	,	,	PUNCT
fcis-5413	2	3	no	no	INTJ
fcis-5413	2	4	.	.	NOUN
fcis-5413	2	5	3	3	NUM
fcis-5413	2	6	,	,	PUNCT
fcis-5413	2	7	2022	2022	NUM
fcis-5413	2	8	106	106	NUM
fcis-5413	2	9	review	review	NOUN
fcis-5413	2	10	of	of	ADP
fcis-5413	2	11	research	research	NOUN
fcis-5413	2	12	on	on	ADP
fcis-5413	2	13	vehicle	vehicle	NOUN
fcis-5413	2	14	routing	routing	NOUN
fcis-5413	2	15	problem	problem	NOUN
fcis-5413	2	16	and	and	CCONJ
fcis-5413	2	17	related	related	ADJ
fcis-5413	2	18	algorithms	algorithm	NOUN
fcis-5413	2	19	jingru	jingru	AUX
fcis-5413	2	20	ding	de	VERB
fcis-5413	2	21	shanghai	shanghai	PROPN
fcis-5413	2	22	university	university	PROPN
fcis-5413	2	23	,	,	PUNCT
fcis-5413	2	24	shanghai	shanghai	PROPN
fcis-5413	2	25	200444	200444	NUM
fcis-5413	2	26	,	,	PUNCT
fcis-5413	2	27	china	china	PROPN
fcis-5413	2	28	abstract	abstract	NOUN
fcis-5413	2	29	:	:	PUNCT
fcis-5413	2	30	this	this	DET
fcis-5413	2	31	paper	paper	NOUN
fcis-5413	2	32	briefly	briefly	NOUN
fcis-5413	2	33	introduces	introduce	VERB
fcis-5413	2	34	the	the	DET
fcis-5413	2	35	relevant	relevant	ADJ
fcis-5413	2	36	theories	theory	NOUN
fcis-5413	2	37	and	and	CCONJ
fcis-5413	2	38	wide	wide	ADJ
fcis-5413	2	39	applications	application	NOUN
fcis-5413	2	40	of	of	ADP
fcis-5413	2	41	vehicle	vehicle	NOUN
fcis-5413	2	42	routing	routing	NOUN
fcis-5413	2	43	problem	problem	NOUN
fcis-5413	2	44	,	,	PUNCT
fcis-5413	2	45	and	and	CCONJ
fcis-5413	2	46	then	then	ADV
fcis-5413	2	47	summarizes	summarize	VERB
fcis-5413	2	48	some	some	DET
fcis-5413	2	49	common	common	ADJ
fcis-5413	2	50	exact	exact	ADJ
fcis-5413	2	51	algorithms	algorithm	NOUN
fcis-5413	2	52	and	and	CCONJ
fcis-5413	2	53	heuristic	heuristic	ADJ
fcis-5413	2	54	algorithms	algorithm	NOUN
fcis-5413	2	55	for	for	ADP
fcis-5413	2	56	solving	solve	VERB
fcis-5413	2	57	the	the	DET
fcis-5413	2	58	vehicle	vehicle	NOUN
fcis-5413	2	59	routing	routing	NOUN
fcis-5413	2	60	problem	problem	NOUN
fcis-5413	2	61	.	.	PUNCT
fcis-5413	3	1	finally	finally	ADV
fcis-5413	3	2	,	,	PUNCT
fcis-5413	3	3	two	two	NUM
fcis-5413	3	4	algorithms	algorithm	NOUN
fcis-5413	3	5	are	be	AUX
fcis-5413	3	6	summarized	summarize	VERB
fcis-5413	3	7	for	for	ADP
fcis-5413	3	8	solving	solve	VERB
fcis-5413	3	9	the	the	DET
fcis-5413	3	10	vehicle	vehicle	NOUN
fcis-5413	3	11	routing	routing	NOUN
fcis-5413	3	12	problem	problem	NOUN
fcis-5413	3	13	of	of	ADP
fcis-5413	3	14	different	different	ADJ
fcis-5413	3	15	scales	scale	NOUN
fcis-5413	3	16	.	.	PUNCT
fcis-5413	4	1	for	for	ADP
fcis-5413	4	2	the	the	DET
fcis-5413	4	3	vehicle	vehicle	NOUN
fcis-5413	4	4	routing	routing	NOUN
fcis-5413	4	5	problem	problem	NOUN
fcis-5413	4	6	of	of	ADP
fcis-5413	4	7	smaller	small	ADJ
fcis-5413	4	8	scale	scale	NOUN
fcis-5413	4	9	,	,	PUNCT
fcis-5413	4	10	the	the	DET
fcis-5413	4	11	exact	exact	ADJ
fcis-5413	4	12	algorithm	algorithm	NOUN
fcis-5413	4	13	can	can	AUX
fcis-5413	4	14	directly	directly	ADV
fcis-5413	4	15	solve	solve	VERB
fcis-5413	4	16	the	the	DET
fcis-5413	4	17	exact	exact	ADJ
fcis-5413	4	18	optimal	optimal	ADJ
fcis-5413	4	19	solution	solution	NOUN
fcis-5413	4	20	of	of	ADP
fcis-5413	4	21	the	the	DET
fcis-5413	4	22	problem	problem	NOUN
fcis-5413	4	23	;	;	PUNCT
fcis-5413	4	24	however	however	ADV
fcis-5413	4	25	,	,	PUNCT
fcis-5413	4	26	the	the	DET
fcis-5413	4	27	vehicle	vehicle	NOUN
fcis-5413	4	28	routing	routing	NOUN
fcis-5413	4	29	problem	problem	NOUN
fcis-5413	4	30	with	with	ADP
fcis-5413	4	31	large	large	ADJ
fcis-5413	4	32	scale	scale	NOUN
fcis-5413	4	33	is	be	AUX
fcis-5413	4	34	generally	generally	ADV
fcis-5413	4	35	solved	solve	VERB
fcis-5413	4	36	by	by	ADP
fcis-5413	4	37	heuristic	heuristic	ADJ
fcis-5413	4	38	algorithm	algorithm	NOUN
fcis-5413	4	39	.	.	PUNCT
fcis-5413	5	1	keywords	keyword	NOUN
fcis-5413	5	2	:	:	PUNCT
fcis-5413	5	3	vehicle	vehicle	NOUN
fcis-5413	5	4	routing	routing	NOUN
fcis-5413	5	5	problem	problem	NOUN
fcis-5413	5	6	;	;	PUNCT
fcis-5413	5	7	exact	exact	ADJ
fcis-5413	5	8	algorithm	algorithm	NOUN
fcis-5413	5	9	;	;	PUNCT
fcis-5413	5	10	heuristic	heuristic	ADJ
fcis-5413	5	11	algorithm	algorithm	NOUN
fcis-5413	5	12	.	.	PUNCT
fcis-5413	6	1	1	1	X
fcis-5413	6	2	.	.	X
fcis-5413	6	3	introduction	introduction	NOUN
fcis-5413	6	4	vehicle	vehicle	NOUN
fcis-5413	6	5	routing	routing	NOUN
fcis-5413	6	6	problem	problem	NOUN
fcis-5413	6	7	(	(	PUNCT
fcis-5413	6	8	vrp	vrp	NOUN
fcis-5413	6	9	)	)	PUNCT
fcis-5413	6	10	was	be	AUX
fcis-5413	6	11	first	first	ADV
fcis-5413	6	12	proposed	propose	VERB
fcis-5413	6	13	by	by	ADP
fcis-5413	6	14	two	two	NUM
fcis-5413	6	15	scientists	scientist	NOUN
fcis-5413	6	16	dantzing	dantze	VERB
fcis-5413	6	17	and	and	CCONJ
fcis-5413	6	18	ramser	ramser	NOUN
fcis-5413	6	19	in	in	ADP
fcis-5413	6	20	1959	1959	NUM
fcis-5413	6	21	.	.	PUNCT
fcis-5413	7	1	it	it	PRON
fcis-5413	7	2	is	be	AUX
fcis-5413	7	3	an	an	DET
fcis-5413	7	4	np	np	ADJ
fcis-5413	7	5	-	-	PUNCT
fcis-5413	7	6	hard	hard	ADJ
fcis-5413	7	7	problem	problem	NOUN
fcis-5413	7	8	.	.	PUNCT
fcis-5413	8	1	the	the	DET
fcis-5413	8	2	vrp	vrp	PROPN
fcis-5413	8	3	problem	problem	NOUN
fcis-5413	8	4	has	have	AUX
fcis-5413	8	5	been	be	AUX
fcis-5413	8	6	widely	widely	ADV
fcis-5413	8	7	concerned	concern	VERB
fcis-5413	8	8	by	by	ADP
fcis-5413	8	9	scholars	scholar	NOUN
fcis-5413	8	10	since	since	SCONJ
fcis-5413	8	11	it	it	PRON
fcis-5413	8	12	was	be	AUX
fcis-5413	8	13	proposed	propose	VERB
fcis-5413	8	14	.	.	PUNCT
fcis-5413	9	1	the	the	DET
fcis-5413	9	2	vrp	vrp	PROPN
fcis-5413	9	3	problem	problem	NOUN
fcis-5413	9	4	can	can	AUX
fcis-5413	9	5	be	be	AUX
fcis-5413	9	6	described	describe	VERB
fcis-5413	9	7	as	as	ADP
fcis-5413	9	8	:	:	PUNCT
fcis-5413	9	9	a	a	DET
fcis-5413	9	10	group	group	NOUN
fcis-5413	9	11	of	of	ADP
fcis-5413	9	12	fleets	fleet	NOUN
fcis-5413	9	13	provide	provide	VERB
fcis-5413	9	14	distribution	distribution	NOUN
fcis-5413	9	15	services	service	NOUN
fcis-5413	9	16	for	for	ADP
fcis-5413	9	17	a	a	DET
fcis-5413	9	18	group	group	NOUN
fcis-5413	9	19	of	of	ADP
fcis-5413	9	20	customers	customer	NOUN
fcis-5413	9	21	with	with	ADP
fcis-5413	9	22	distribution	distribution	NOUN
fcis-5413	9	23	needs	need	VERB
fcis-5413	9	24	to	to	PART
fcis-5413	9	25	meet	meet	VERB
fcis-5413	9	26	certain	certain	ADJ
fcis-5413	9	27	distribution	distribution	NOUN
fcis-5413	9	28	goals	goal	NOUN
fcis-5413	9	29	.	.	PUNCT
fcis-5413	10	1	the	the	DET
fcis-5413	10	2	vehicle	vehicle	NOUN
fcis-5413	10	3	starts	start	VERB
fcis-5413	10	4	from	from	ADP
fcis-5413	10	5	the	the	DET
fcis-5413	10	6	distribution	distribution	NOUN
fcis-5413	10	7	center	center	NOUN
fcis-5413	10	8	and	and	CCONJ
fcis-5413	10	9	needs	need	VERB
fcis-5413	10	10	to	to	PART
fcis-5413	10	11	return	return	VERB
fcis-5413	10	12	to	to	ADP
fcis-5413	10	13	the	the	DET
fcis-5413	10	14	distribution	distribution	NOUN
fcis-5413	10	15	center	center	NOUN
fcis-5413	10	16	after	after	ADP
fcis-5413	10	17	completing	complete	VERB
fcis-5413	10	18	the	the	DET
fcis-5413	10	19	distribution	distribution	NOUN
fcis-5413	10	20	task	task	NOUN
fcis-5413	10	21	.	.	PUNCT
fcis-5413	11	1	in	in	ADP
fcis-5413	11	2	the	the	DET
fcis-5413	11	3	process	process	NOUN
fcis-5413	11	4	of	of	ADP
fcis-5413	11	5	distribution	distribution	NOUN
fcis-5413	11	6	,	,	PUNCT
fcis-5413	11	7	vehicles	vehicle	NOUN
fcis-5413	11	8	also	also	ADV
fcis-5413	11	9	need	need	VERB
fcis-5413	11	10	to	to	PART
fcis-5413	11	11	comply	comply	VERB
fcis-5413	11	12	with	with	ADP
fcis-5413	11	13	constraints	constraint	NOUN
fcis-5413	11	14	such	such	ADJ
fcis-5413	11	15	as	as	ADP
fcis-5413	11	16	time	time	NOUN
fcis-5413	11	17	window	window	NOUN
fcis-5413	11	18	,	,	PUNCT
fcis-5413	11	19	vehicle	vehicle	NOUN
fcis-5413	11	20	capacity	capacity	NOUN
fcis-5413	11	21	limit	limit	NOUN
fcis-5413	11	22	,	,	PUNCT
fcis-5413	11	23	etc	etc	X
fcis-5413	11	24	.	.	X
fcis-5413	11	25	vehicle	vehicle	NOUN
fcis-5413	11	26	routing	routing	NOUN
fcis-5413	11	27	problem	problem	NOUN
fcis-5413	11	28	is	be	AUX
fcis-5413	11	29	one	one	NUM
fcis-5413	11	30	of	of	ADP
fcis-5413	11	31	the	the	DET
fcis-5413	11	32	most	most	ADV
fcis-5413	11	33	basic	basic	ADJ
fcis-5413	11	34	problems	problem	NOUN
fcis-5413	11	35	in	in	ADP
fcis-5413	11	36	network	network	NOUN
fcis-5413	11	37	optimization	optimization	NOUN
fcis-5413	11	38	problems	problem	NOUN
fcis-5413	11	39	.	.	PUNCT
fcis-5413	12	1	this	this	DET
fcis-5413	12	2	kind	kind	NOUN
fcis-5413	12	3	of	of	ADP
fcis-5413	12	4	problem	problem	NOUN
fcis-5413	12	5	has	have	VERB
fcis-5413	12	6	a	a	DET
fcis-5413	12	7	wide	wide	ADJ
fcis-5413	12	8	range	range	NOUN
fcis-5413	12	9	of	of	ADP
fcis-5413	12	10	application	application	NOUN
fcis-5413	12	11	scenarios	scenario	NOUN
fcis-5413	12	12	in	in	ADP
fcis-5413	12	13	life	life	NOUN
fcis-5413	12	14	.	.	PUNCT
fcis-5413	13	1	it	it	PRON
fcis-5413	13	2	is	be	AUX
fcis-5413	13	3	often	often	ADV
fcis-5413	13	4	used	use	VERB
fcis-5413	13	5	in	in	ADP
fcis-5413	13	6	the	the	DET
fcis-5413	13	7	scenarios	scenario	NOUN
fcis-5413	13	8	such	such	ADJ
fcis-5413	13	9	as	as	ADP
fcis-5413	13	10	the	the	DET
fcis-5413	13	11	route	route	NOUN
fcis-5413	13	12	planning	planning	NOUN
fcis-5413	13	13	of	of	ADP
fcis-5413	13	14	goods	good	NOUN
fcis-5413	13	15	distribution	distribution	NOUN
fcis-5413	13	16	vehicles	vehicle	NOUN
fcis-5413	13	17	of	of	ADP
fcis-5413	13	18	express	express	ADJ
fcis-5413	13	19	logistics	logistic	NOUN
fcis-5413	13	20	enterprises	enterprise	NOUN
fcis-5413	13	21	,	,	PUNCT
fcis-5413	13	22	the	the	DET
fcis-5413	13	23	establishment	establishment	NOUN
fcis-5413	13	24	of	of	ADP
fcis-5413	13	25	bus	bus	NOUN
fcis-5413	13	26	routes	route	NOUN
fcis-5413	13	27	,	,	PUNCT
fcis-5413	13	28	and	and	CCONJ
fcis-5413	13	29	the	the	DET
fcis-5413	13	30	scheduling	scheduling	NOUN
fcis-5413	13	31	of	of	ADP
fcis-5413	13	32	air	air	NOUN
fcis-5413	13	33	and	and	CCONJ
fcis-5413	13	34	railway	railway	NOUN
fcis-5413	13	35	schedules	schedule	NOUN
fcis-5413	13	36	.	.	PUNCT
fcis-5413	14	1	because	because	SCONJ
fcis-5413	14	2	of	of	ADP
fcis-5413	14	3	its	its	PRON
fcis-5413	14	4	wide	wide	ADJ
fcis-5413	14	5	range	range	NOUN
fcis-5413	14	6	of	of	ADP
fcis-5413	14	7	application	application	NOUN
fcis-5413	14	8	scenarios	scenario	NOUN
fcis-5413	14	9	,	,	PUNCT
fcis-5413	14	10	it	it	PRON
fcis-5413	14	11	also	also	ADV
fcis-5413	14	12	has	have	VERB
fcis-5413	14	13	great	great	ADJ
fcis-5413	14	14	development	development	NOUN
fcis-5413	14	15	value	value	NOUN
fcis-5413	14	16	in	in	ADP
fcis-5413	14	17	economy	economy	NOUN
fcis-5413	14	18	.	.	PUNCT
fcis-5413	15	1	according	accord	VERB
fcis-5413	15	2	to	to	ADP
fcis-5413	15	3	practical	practical	ADJ
fcis-5413	15	4	applications	application	NOUN
fcis-5413	15	5	,	,	PUNCT
fcis-5413	15	6	scholars	scholar	NOUN
fcis-5413	15	7	have	have	AUX
fcis-5413	15	8	proposed	propose	VERB
fcis-5413	15	9	many	many	ADJ
fcis-5413	15	10	variants	variant	NOUN
fcis-5413	15	11	for	for	ADP
fcis-5413	15	12	vehicle	vehicle	NOUN
fcis-5413	15	13	routing	routing	NOUN
fcis-5413	15	14	problems	problem	NOUN
fcis-5413	15	15	.	.	PUNCT
fcis-5413	16	1	the	the	DET
fcis-5413	16	2	algorithms	algorithm	NOUN
fcis-5413	16	3	used	use	VERB
fcis-5413	16	4	to	to	PART
fcis-5413	16	5	solve	solve	VERB
fcis-5413	16	6	vehicle	vehicle	NOUN
fcis-5413	16	7	routing	routing	NOUN
fcis-5413	16	8	problems	problem	NOUN
fcis-5413	16	9	are	be	AUX
fcis-5413	16	10	generally	generally	ADV
fcis-5413	16	11	divided	divide	VERB
fcis-5413	16	12	into	into	ADP
fcis-5413	16	13	two	two	NUM
fcis-5413	16	14	types	type	NOUN
fcis-5413	16	15	:	:	PUNCT
fcis-5413	16	16	exact	exact	ADJ
fcis-5413	16	17	algorithms	algorithm	NOUN
fcis-5413	16	18	and	and	CCONJ
fcis-5413	16	19	heuristic	heuristic	ADJ
fcis-5413	16	20	algorithms	algorithm	NOUN
fcis-5413	16	21	.	.	PUNCT
fcis-5413	17	1	2	2	X
fcis-5413	17	2	.	.	X
fcis-5413	17	3	variants	variant	NOUN
fcis-5413	17	4	of	of	ADP
fcis-5413	17	5	vehicle	vehicle	NOUN
fcis-5413	17	6	routing	routing	NOUN
fcis-5413	17	7	problem	problem	NOUN
fcis-5413	17	8	with	with	ADP
fcis-5413	17	9	the	the	DET
fcis-5413	17	10	continuous	continuous	ADJ
fcis-5413	17	11	development	development	NOUN
fcis-5413	17	12	of	of	ADP
fcis-5413	17	13	real	real	ADJ
fcis-5413	17	14	logistics	logistic	NOUN
fcis-5413	17	15	,	,	PUNCT
fcis-5413	17	16	the	the	DET
fcis-5413	17	17	basic	basic	ADJ
fcis-5413	17	18	vehicle	vehicle	NOUN
fcis-5413	17	19	routing	routing	NOUN
fcis-5413	17	20	problem	problem	NOUN
fcis-5413	17	21	is	be	AUX
fcis-5413	17	22	not	not	PART
fcis-5413	17	23	enough	enough	ADJ
fcis-5413	17	24	to	to	PART
fcis-5413	17	25	meet	meet	VERB
fcis-5413	17	26	all	all	DET
fcis-5413	17	27	needs	need	NOUN
fcis-5413	17	28	.	.	PUNCT
fcis-5413	18	1	therefore	therefore	ADV
fcis-5413	18	2	,	,	PUNCT
fcis-5413	18	3	scholars	scholar	NOUN
fcis-5413	18	4	put	put	VERB
fcis-5413	18	5	forward	forward	ADV
fcis-5413	18	6	different	different	ADJ
fcis-5413	18	7	types	type	NOUN
fcis-5413	18	8	of	of	ADP
fcis-5413	18	9	vehicle	vehicle	NOUN
fcis-5413	18	10	routing	routing	NOUN
fcis-5413	18	11	problems	problem	NOUN
fcis-5413	18	12	according	accord	VERB
fcis-5413	18	13	to	to	ADP
fcis-5413	18	14	different	different	ADJ
fcis-5413	18	15	customer	customer	NOUN
fcis-5413	18	16	needs	need	NOUN
fcis-5413	18	17	.	.	PUNCT
fcis-5413	19	1	for	for	ADP
fcis-5413	19	2	various	various	ADJ
fcis-5413	19	3	types	type	NOUN
fcis-5413	19	4	of	of	ADP
fcis-5413	19	5	vehicle	vehicle	NOUN
fcis-5413	19	6	routing	routing	NOUN
fcis-5413	19	7	problems	problem	NOUN
fcis-5413	19	8	,	,	PUNCT
fcis-5413	19	9	the	the	DET
fcis-5413	19	10	mathematical	mathematical	ADJ
fcis-5413	19	11	models	model	NOUN
fcis-5413	19	12	established	establish	VERB
fcis-5413	19	13	are	be	AUX
fcis-5413	19	14	very	very	ADV
fcis-5413	19	15	different	different	ADJ
fcis-5413	19	16	,	,	PUNCT
fcis-5413	19	17	and	and	CCONJ
fcis-5413	19	18	the	the	DET
fcis-5413	19	19	solution	solution	NOUN
fcis-5413	19	20	methods	method	NOUN
fcis-5413	19	21	are	be	AUX
fcis-5413	19	22	also	also	ADV
fcis-5413	19	23	different	different	ADJ
fcis-5413	19	24	.	.	PUNCT
fcis-5413	20	1	according	accord	VERB
fcis-5413	20	2	to	to	ADP
fcis-5413	20	3	different	different	ADJ
fcis-5413	20	4	research	research	NOUN
fcis-5413	20	5	objects	object	NOUN
fcis-5413	20	6	in	in	ADP
fcis-5413	20	7	vehicle	vehicle	NOUN
fcis-5413	20	8	routing	routing	NOUN
fcis-5413	20	9	problems	problem	NOUN
fcis-5413	20	10	,	,	PUNCT
fcis-5413	20	11	vehicle	vehicle	NOUN
fcis-5413	20	12	routing	routing	NOUN
fcis-5413	20	13	problems	problem	NOUN
fcis-5413	20	14	are	be	AUX
fcis-5413	20	15	simply	simply	ADV
fcis-5413	20	16	divided	divide	VERB
fcis-5413	20	17	into	into	ADP
fcis-5413	20	18	the	the	DET
fcis-5413	20	19	following	follow	VERB
fcis-5413	20	20	categories	category	NOUN
fcis-5413	20	21	.	.	PUNCT
fcis-5413	21	1	(	(	PUNCT
fcis-5413	21	2	1	1	X
fcis-5413	21	3	)	)	PUNCT
fcis-5413	21	4	vehicle	vehicle	NOUN
fcis-5413	21	5	routing	routing	NOUN
fcis-5413	21	6	problem	problem	NOUN
fcis-5413	21	7	with	with	ADP
fcis-5413	21	8	time	time	NOUN
fcis-5413	21	9	windows	windows	PROPN
fcis-5413	21	10	vrp	vrp	PROPN
fcis-5413	21	11	with	with	ADP
fcis-5413	21	12	time	time	NOUN
fcis-5413	21	13	windows	windows	PROPN
fcis-5413	21	14	is	be	AUX
fcis-5413	21	15	the	the	DET
fcis-5413	21	16	most	most	ADV
fcis-5413	21	17	common	common	ADJ
fcis-5413	21	18	variant	variant	NOUN
fcis-5413	21	19	of	of	ADP
fcis-5413	21	20	the	the	DET
fcis-5413	21	21	vehicle	vehicle	NOUN
fcis-5413	21	22	routing	routing	NOUN
fcis-5413	21	23	problem	problem	NOUN
fcis-5413	21	24	.	.	PUNCT
fcis-5413	22	1	in	in	ADP
fcis-5413	22	2	the	the	DET
fcis-5413	22	3	actual	actual	ADJ
fcis-5413	22	4	distribution	distribution	NOUN
fcis-5413	22	5	process	process	NOUN
fcis-5413	22	6	,	,	PUNCT
fcis-5413	22	7	because	because	SCONJ
fcis-5413	22	8	customers	customer	NOUN
fcis-5413	22	9	have	have	VERB
fcis-5413	22	10	a	a	DET
fcis-5413	22	11	variety	variety	NOUN
fcis-5413	22	12	of	of	ADP
fcis-5413	22	13	needs	need	NOUN
fcis-5413	22	14	for	for	ADP
fcis-5413	22	15	time	time	NOUN
fcis-5413	22	16	,	,	PUNCT
fcis-5413	22	17	the	the	DET
fcis-5413	22	18	vehicle	vehicle	NOUN
fcis-5413	22	19	routing	routing	NOUN
fcis-5413	22	20	problem	problem	NOUN
fcis-5413	22	21	with	with	ADP
fcis-5413	22	22	time	time	NOUN
fcis-5413	22	23	windows	window	NOUN
fcis-5413	22	24	is	be	AUX
fcis-5413	22	25	generated	generate	VERB
fcis-5413	22	26	.	.	PUNCT
fcis-5413	23	1	the	the	DET
fcis-5413	23	2	vehicle	vehicle	NOUN
fcis-5413	23	3	must	must	AUX
fcis-5413	23	4	be	be	AUX
fcis-5413	23	5	within	within	ADP
fcis-5413	23	6	the	the	DET
fcis-5413	23	7	time	time	NOUN
fcis-5413	23	8	window	window	NOUN
fcis-5413	23	9	when	when	SCONJ
fcis-5413	23	10	serving	serve	VERB
fcis-5413	23	11	customers	customer	NOUN
fcis-5413	23	12	.	.	PUNCT
fcis-5413	24	1	(	(	PUNCT
fcis-5413	24	2	2	2	X
fcis-5413	24	3	)	)	PUNCT
fcis-5413	24	4	capacitated	capacitate	VERB
fcis-5413	24	5	vehicle	vehicle	NOUN
fcis-5413	24	6	routing	routing	NOUN
fcis-5413	24	7	problem	problem	NOUN
fcis-5413	24	8	the	the	DET
fcis-5413	24	9	vehicle	vehicle	NOUN
fcis-5413	24	10	routing	routing	NOUN
fcis-5413	24	11	problem	problem	NOUN
fcis-5413	24	12	with	with	ADP
fcis-5413	24	13	capacity	capacity	NOUN
fcis-5413	24	14	constraints	constraint	NOUN
fcis-5413	24	15	is	be	AUX
fcis-5413	24	16	a	a	DET
fcis-5413	24	17	variant	variant	NOUN
fcis-5413	24	18	of	of	ADP
fcis-5413	24	19	the	the	DET
fcis-5413	24	20	vehicle	vehicle	NOUN
fcis-5413	24	21	routing	routing	NOUN
fcis-5413	24	22	problem	problem	NOUN
fcis-5413	24	23	derived	derive	VERB
fcis-5413	24	24	from	from	ADP
fcis-5413	24	25	the	the	DET
fcis-5413	24	26	reality	reality	NOUN
fcis-5413	24	27	.	.	PUNCT
fcis-5413	25	1	in	in	ADP
fcis-5413	25	2	cvrp	cvrp	NOUN
fcis-5413	25	3	,	,	PUNCT
fcis-5413	25	4	the	the	DET
fcis-5413	25	5	customer	customer	NOUN
fcis-5413	25	6	's	's	PART
fcis-5413	25	7	demand	demand	NOUN
fcis-5413	25	8	is	be	AUX
fcis-5413	25	9	known	know	VERB
fcis-5413	25	10	,	,	PUNCT
fcis-5413	25	11	while	while	SCONJ
fcis-5413	25	12	the	the	DET
fcis-5413	25	13	vehicle	vehicle	NOUN
fcis-5413	25	14	's	's	PART
fcis-5413	25	15	loading	loading	NOUN
fcis-5413	25	16	capacity	capacity	NOUN
fcis-5413	25	17	has	have	VERB
fcis-5413	25	18	an	an	DET
fcis-5413	25	19	upper	upper	ADJ
fcis-5413	25	20	limit	limit	NOUN
fcis-5413	25	21	.	.	PUNCT
fcis-5413	26	1	the	the	DET
fcis-5413	26	2	vehicle	vehicle	NOUN
fcis-5413	26	3	starts	start	VERB
fcis-5413	26	4	from	from	ADP
fcis-5413	26	5	the	the	DET
fcis-5413	26	6	distribution	distribution	NOUN
fcis-5413	26	7	center	center	NOUN
fcis-5413	26	8	and	and	CCONJ
fcis-5413	26	9	serves	serve	VERB
fcis-5413	26	10	the	the	DET
fcis-5413	26	11	customer	customer	NOUN
fcis-5413	26	12	points	point	NOUN
fcis-5413	26	13	in	in	ADP
fcis-5413	26	14	the	the	DET
fcis-5413	26	15	distribution	distribution	NOUN
fcis-5413	26	16	network	network	NOUN
fcis-5413	26	17	.	.	PUNCT
fcis-5413	27	1	during	during	ADP
fcis-5413	27	2	the	the	DET
fcis-5413	27	3	distribution	distribution	NOUN
fcis-5413	27	4	process	process	NOUN
fcis-5413	27	5	,	,	PUNCT
fcis-5413	27	6	the	the	DET
fcis-5413	27	7	vehicle	vehicle	NOUN
fcis-5413	27	8	's	's	PART
fcis-5413	27	9	loading	loading	NOUN
fcis-5413	27	10	capacity	capacity	NOUN
fcis-5413	27	11	is	be	AUX
fcis-5413	27	12	required	require	VERB
fcis-5413	27	13	to	to	PART
fcis-5413	27	14	not	not	PART
fcis-5413	27	15	exceed	exceed	VERB
fcis-5413	27	16	the	the	DET
fcis-5413	27	17	upper	upper	ADJ
fcis-5413	27	18	limit	limit	NOUN
fcis-5413	27	19	of	of	ADP
fcis-5413	27	20	the	the	DET
fcis-5413	27	21	vehicle	vehicle	NOUN
fcis-5413	27	22	's	's	PART
fcis-5413	27	23	capacity	capacity	NOUN
fcis-5413	27	24	.	.	PUNCT
fcis-5413	28	1	(	(	PUNCT
fcis-5413	28	2	3	3	X
fcis-5413	28	3	)	)	PUNCT
fcis-5413	28	4	multi	multi	ADJ
fcis-5413	28	5	-	-	ADJ
fcis-5413	28	6	vehicle	vehicle	NOUN
fcis-5413	28	7	vehicle	vehicle	NOUN
fcis-5413	28	8	routing	routing	NOUN
fcis-5413	28	9	problem	problem	NOUN
fcis-5413	28	10	in	in	ADP
fcis-5413	28	11	the	the	DET
fcis-5413	28	12	research	research	NOUN
fcis-5413	28	13	of	of	ADP
fcis-5413	28	14	vehicle	vehicle	NOUN
fcis-5413	28	15	routing	routing	NOUN
fcis-5413	28	16	problem	problem	NOUN
fcis-5413	28	17	,	,	PUNCT
fcis-5413	28	18	most	most	ADJ
fcis-5413	28	19	of	of	ADP
fcis-5413	28	20	the	the	DET
fcis-5413	28	21	vehicles	vehicle	NOUN
fcis-5413	28	22	from	from	ADP
fcis-5413	28	23	the	the	DET
fcis-5413	28	24	distribution	distribution	NOUN
fcis-5413	28	25	center	center	NOUN
fcis-5413	28	26	are	be	AUX
fcis-5413	28	27	assumed	assume	VERB
fcis-5413	28	28	to	to	PART
fcis-5413	28	29	be	be	AUX
fcis-5413	28	30	homogeneous	homogeneous	ADJ
fcis-5413	28	31	,	,	PUNCT
fcis-5413	28	32	that	that	ADV
fcis-5413	28	33	is	is	ADV
fcis-5413	28	34	,	,	PUNCT
fcis-5413	28	35	the	the	DET
fcis-5413	28	36	single	single	ADJ
fcis-5413	28	37	-	-	PUNCT
fcis-5413	28	38	vehicle	vehicle	NOUN
fcis-5413	28	39	vehicle	vehicle	NOUN
fcis-5413	28	40	routing	routing	NOUN
fcis-5413	28	41	problem	problem	NOUN
fcis-5413	28	42	(	(	PUNCT
fcis-5413	28	43	homogeneous	homogeneous	ADJ
fcis-5413	28	44	vrp	vrp	NOUN
fcis-5413	28	45	)	)	PUNCT
fcis-5413	28	46	.	.	PUNCT
fcis-5413	29	1	in	in	ADP
fcis-5413	29	2	this	this	DET
fcis-5413	29	3	problem	problem	NOUN
fcis-5413	29	4	,	,	PUNCT
fcis-5413	29	5	the	the	DET
fcis-5413	29	6	vehicle	vehicle	NOUN
fcis-5413	29	7	model	model	NOUN
fcis-5413	29	8	is	be	AUX
fcis-5413	29	9	the	the	DET
fcis-5413	29	10	same	same	ADJ
fcis-5413	29	11	,	,	PUNCT
fcis-5413	29	12	the	the	DET
fcis-5413	29	13	capacity	capacity	NOUN
fcis-5413	29	14	is	be	AUX
fcis-5413	29	15	the	the	DET
fcis-5413	29	16	same	same	ADJ
fcis-5413	29	17	,	,	PUNCT
fcis-5413	29	18	and	and	CCONJ
fcis-5413	29	19	the	the	DET
fcis-5413	29	20	fuel	fuel	NOUN
fcis-5413	29	21	consumption	consumption	NOUN
fcis-5413	29	22	per	per	ADP
fcis-5413	29	23	kilometer	kilometer	NOUN
fcis-5413	29	24	is	be	AUX
fcis-5413	29	25	the	the	DET
fcis-5413	29	26	same	same	ADJ
fcis-5413	29	27	.	.	PUNCT
fcis-5413	30	1	controlling	control	VERB
fcis-5413	30	2	the	the	DET
fcis-5413	30	3	vehicle	vehicle	NOUN
fcis-5413	30	4	model	model	NOUN
fcis-5413	30	5	variable	variable	NOUN
fcis-5413	30	6	is	be	AUX
fcis-5413	30	7	conducive	conducive	ADJ
fcis-5413	30	8	to	to	ADP
fcis-5413	30	9	the	the	DET
fcis-5413	30	10	study	study	NOUN
fcis-5413	30	11	of	of	ADP
fcis-5413	30	12	other	other	ADJ
fcis-5413	30	13	factors	factor	NOUN
fcis-5413	30	14	.	.	PUNCT
fcis-5413	31	1	when	when	SCONJ
fcis-5413	31	2	considering	consider	VERB
fcis-5413	31	3	the	the	DET
fcis-5413	31	4	distribution	distribution	NOUN
fcis-5413	31	5	situation	situation	NOUN
fcis-5413	31	6	of	of	ADP
fcis-5413	31	7	the	the	DET
fcis-5413	31	8	actual	actual	ADJ
fcis-5413	31	9	logistics	logistic	NOUN
fcis-5413	31	10	distribution	distribution	NOUN
fcis-5413	31	11	network	network	NOUN
fcis-5413	31	12	,	,	PUNCT
fcis-5413	31	13	according	accord	VERB
fcis-5413	31	14	to	to	ADP
fcis-5413	31	15	the	the	DET
fcis-5413	31	16	different	different	ADJ
fcis-5413	31	17	nature	nature	NOUN
fcis-5413	31	18	of	of	ADP
fcis-5413	31	19	the	the	DET
fcis-5413	31	20	goods	good	NOUN
fcis-5413	31	21	,	,	PUNCT
fcis-5413	31	22	such	such	ADJ
fcis-5413	31	23	as	as	ADP
fcis-5413	31	24	the	the	DET
fcis-5413	31	25	size	size	NOUN
fcis-5413	31	26	,	,	PUNCT
fcis-5413	31	27	weight	weight	NOUN
fcis-5413	31	28	,	,	PUNCT
fcis-5413	31	29	and	and	CCONJ
fcis-5413	31	30	the	the	DET
fcis-5413	31	31	need	need	NOUN
fcis-5413	31	32	for	for	ADP
fcis-5413	31	33	refrigeration	refrigeration	NOUN
fcis-5413	31	34	,	,	PUNCT
fcis-5413	31	35	there	there	PRON
fcis-5413	31	36	are	be	VERB
fcis-5413	31	37	also	also	ADV
fcis-5413	31	38	differences	difference	NOUN
fcis-5413	31	39	in	in	ADP
fcis-5413	31	40	the	the	DET
fcis-5413	31	41	distribution	distribution	NOUN
fcis-5413	31	42	vehicle	vehicle	NOUN
fcis-5413	31	43	models	model	NOUN
fcis-5413	31	44	,	,	PUNCT
fcis-5413	31	45	so	so	SCONJ
fcis-5413	31	46	the	the	DET
fcis-5413	31	47	vehicle	vehicle	NOUN
fcis-5413	31	48	routing	routing	NOUN
fcis-5413	31	49	problem	problem	NOUN
fcis-5413	31	50	of	of	ADP
fcis-5413	31	51	multiple	multiple	ADJ
fcis-5413	31	52	models	model	NOUN
fcis-5413	31	53	also	also	ADV
fcis-5413	31	54	has	have	VERB
fcis-5413	31	55	its	its	PRON
fcis-5413	31	56	research	research	NOUN
fcis-5413	31	57	significance	significance	NOUN
fcis-5413	31	58	.	.	PUNCT
fcis-5413	32	1	(	(	PUNCT
fcis-5413	32	2	4	4	X
fcis-5413	32	3	)	)	PUNCT
fcis-5413	32	4	multi	multi	ADJ
fcis-5413	32	5	-	-	ADJ
fcis-5413	32	6	depot	depot	ADJ
fcis-5413	32	7	vehicle	vehicle	NOUN
fcis-5413	32	8	routing	routing	NOUN
fcis-5413	32	9	problem	problem	NOUN
fcis-5413	32	10	mdvrp	mdvrp	PROPN
fcis-5413	32	11	is	be	AUX
fcis-5413	32	12	a	a	DET
fcis-5413	32	13	variant	variant	NOUN
fcis-5413	32	14	of	of	ADP
fcis-5413	32	15	the	the	DET
fcis-5413	32	16	basic	basic	ADJ
fcis-5413	32	17	vrp	vrp	PROPN
fcis-5413	32	18	.	.	PUNCT
fcis-5413	33	1	the	the	DET
fcis-5413	33	2	basic	basic	ADJ
fcis-5413	33	3	vrp	vrp	NOUN
fcis-5413	33	4	has	have	VERB
fcis-5413	33	5	only	only	ADV
fcis-5413	33	6	one	one	NUM
fcis-5413	33	7	distribution	distribution	NOUN
fcis-5413	33	8	center	center	NOUN
fcis-5413	33	9	.	.	PUNCT
fcis-5413	34	1	vehicles	vehicle	NOUN
fcis-5413	34	2	start	start	VERB
fcis-5413	34	3	from	from	ADP
fcis-5413	34	4	the	the	DET
fcis-5413	34	5	distribution	distribution	NOUN
fcis-5413	34	6	center	center	NOUN
fcis-5413	34	7	to	to	PART
fcis-5413	34	8	serve	serve	VERB
fcis-5413	34	9	customers	customer	NOUN
fcis-5413	34	10	,	,	PUNCT
fcis-5413	34	11	and	and	CCONJ
fcis-5413	34	12	return	return	VERB
fcis-5413	34	13	to	to	ADP
fcis-5413	34	14	the	the	DET
fcis-5413	34	15	distribution	distribution	NOUN
fcis-5413	34	16	center	center	NOUN
fcis-5413	34	17	after	after	ADP
fcis-5413	34	18	completing	complete	VERB
fcis-5413	34	19	the	the	DET
fcis-5413	34	20	distribution	distribution	NOUN
fcis-5413	34	21	service	service	NOUN
fcis-5413	34	22	.	.	PUNCT
fcis-5413	35	1	in	in	ADP
fcis-5413	35	2	order	order	NOUN
fcis-5413	35	3	to	to	PART
fcis-5413	35	4	reduce	reduce	VERB
fcis-5413	35	5	the	the	DET
fcis-5413	35	6	distribution	distribution	NOUN
fcis-5413	35	7	cost	cost	NOUN
fcis-5413	35	8	and	and	CCONJ
fcis-5413	35	9	optimize	optimize	VERB
fcis-5413	35	10	the	the	DET
fcis-5413	35	11	distribution	distribution	NOUN
fcis-5413	35	12	path	path	NOUN
fcis-5413	35	13	,	,	PUNCT
fcis-5413	35	14	mdvrp	mdvrp	PROPN
fcis-5413	35	15	is	be	AUX
fcis-5413	35	16	proposed	propose	VERB
fcis-5413	35	17	based	base	VERB
fcis-5413	35	18	on	on	ADP
fcis-5413	35	19	the	the	DET
fcis-5413	35	20	vrp	vrp	PROPN
fcis-5413	35	21	problem	problem	NOUN
fcis-5413	35	22	of	of	ADP
fcis-5413	35	23	a	a	DET
fcis-5413	35	24	single	single	ADJ
fcis-5413	35	25	distribution	distribution	NOUN
fcis-5413	35	26	center	center	NOUN
fcis-5413	35	27	.	.	PUNCT
fcis-5413	36	1	according	accord	VERB
fcis-5413	36	2	to	to	ADP
fcis-5413	36	3	the	the	DET
fcis-5413	36	4	distribution	distribution	NOUN
fcis-5413	36	5	of	of	ADP
fcis-5413	36	6	customer	customer	NOUN
fcis-5413	36	7	locations	location	NOUN
fcis-5413	36	8	and	and	CCONJ
fcis-5413	36	9	the	the	DET
fcis-5413	36	10	demand	demand	NOUN
fcis-5413	36	11	of	of	ADP
fcis-5413	36	12	customer	customer	NOUN
fcis-5413	36	13	points	point	NOUN
fcis-5413	36	14	,	,	PUNCT
fcis-5413	36	15	the	the	DET
fcis-5413	36	16	location	location	NOUN
fcis-5413	36	17	of	of	ADP
fcis-5413	36	18	distribution	distribution	NOUN
fcis-5413	36	19	centers	center	NOUN
fcis-5413	36	20	and	and	CCONJ
fcis-5413	36	21	the	the	DET
fcis-5413	36	22	distribution	distribution	NOUN
fcis-5413	36	23	of	of	ADP
fcis-5413	36	24	goods	good	NOUN
fcis-5413	36	25	are	be	AUX
fcis-5413	36	26	determined	determine	VERB
fcis-5413	36	27	.	.	PUNCT
fcis-5413	37	1	(	(	PUNCT
fcis-5413	37	2	5	5	X
fcis-5413	37	3	)	)	PUNCT
fcis-5413	37	4	open	open	ADJ
fcis-5413	37	5	vehicle	vehicle	NOUN
fcis-5413	37	6	routing	routing	NOUN
fcis-5413	37	7	problem	problem	NOUN
fcis-5413	37	8	the	the	DET
fcis-5413	37	9	traditional	traditional	ADJ
fcis-5413	37	10	vehicle	vehicle	NOUN
fcis-5413	37	11	routing	routing	NOUN
fcis-5413	37	12	problem	problem	NOUN
fcis-5413	37	13	is	be	AUX
fcis-5413	37	14	generally	generally	ADV
fcis-5413	37	15	closed	closed	ADJ
fcis-5413	37	16	vehicle	vehicle	NOUN
fcis-5413	37	17	routing	routing	NOUN
fcis-5413	37	18	problem	problem	NOUN
fcis-5413	37	19	,	,	PUNCT
fcis-5413	37	20	that	that	ADV
fcis-5413	37	21	is	is	ADV
fcis-5413	37	22	,	,	PUNCT
fcis-5413	37	23	the	the	DET
fcis-5413	37	24	vehicle	vehicle	NOUN
fcis-5413	37	25	needs	need	VERB
fcis-5413	37	26	to	to	PART
fcis-5413	37	27	return	return	VERB
fcis-5413	37	28	to	to	ADP
fcis-5413	37	29	the	the	DET
fcis-5413	37	30	distribution	distribution	NOUN
fcis-5413	37	31	center	center	NOUN
fcis-5413	37	32	after	after	ADP
fcis-5413	37	33	completing	complete	VERB
fcis-5413	37	34	the	the	DET
fcis-5413	37	35	distribution	distribution	NOUN
fcis-5413	37	36	service	service	NOUN
fcis-5413	37	37	from	from	ADP
fcis-5413	37	38	the	the	DET
fcis-5413	37	39	distribution	distribution	NOUN
fcis-5413	37	40	center	center	NOUN
fcis-5413	37	41	.	.	PUNCT
fcis-5413	38	1	for	for	ADP
fcis-5413	38	2	self	self	NOUN
fcis-5413	38	3	-	-	PUNCT
fcis-5413	38	4	operated	operate	VERB
fcis-5413	38	5	logistics	logistic	NOUN
fcis-5413	38	6	enterprises	enterprise	NOUN
fcis-5413	38	7	such	such	ADJ
fcis-5413	38	8	as	as	ADP
fcis-5413	38	9	jd	jd	PROPN
fcis-5413	38	10	,	,	PUNCT
fcis-5413	38	11	closed	closed	ADJ
fcis-5413	38	12	vrp	vrp	PROPN
fcis-5413	38	13	is	be	AUX
fcis-5413	38	14	generally	generally	ADV
fcis-5413	38	15	used	use	VERB
fcis-5413	38	16	.	.	PUNCT
fcis-5413	39	1	nowadays	nowadays	ADV
fcis-5413	39	2	,	,	PUNCT
fcis-5413	39	3	third	third	ADJ
fcis-5413	39	4	-	-	PUNCT
fcis-5413	39	5	party	party	NOUN
fcis-5413	39	6	logistics	logistic	NOUN
fcis-5413	39	7	is	be	AUX
fcis-5413	39	8	becoming	become	VERB
fcis-5413	39	9	more	more	ADV
fcis-5413	39	10	and	and	CCONJ
fcis-5413	39	11	more	more	ADV
fcis-5413	39	12	developed	developed	ADJ
fcis-5413	39	13	,	,	PUNCT
fcis-5413	39	14	and	and	CCONJ
fcis-5413	39	15	there	there	PRON
fcis-5413	39	16	is	be	VERB
fcis-5413	39	17	no	no	DET
fcis-5413	39	18	restriction	restriction	NOUN
fcis-5413	39	19	to	to	PART
fcis-5413	39	20	return	return	VERB
fcis-5413	39	21	the	the	DET
fcis-5413	39	22	vehicles	vehicle	NOUN
fcis-5413	39	23	to	to	ADP
fcis-5413	39	24	the	the	DET
fcis-5413	39	25	distribution	distribution	NOUN
fcis-5413	39	26	center	center	NOUN
fcis-5413	39	27	after	after	ADP
fcis-5413	39	28	delivery	delivery	NOUN
fcis-5413	39	29	.	.	PUNCT
fcis-5413	40	1	this	this	DET
fcis-5413	40	2	kind	kind	NOUN
fcis-5413	40	3	of	of	ADP
fcis-5413	40	4	problem	problem	NOUN
fcis-5413	40	5	is	be	AUX
fcis-5413	40	6	ovrp	ovrp	ADJ
fcis-5413	40	7	.	.	PUNCT
fcis-5413	41	1	107	107	NUM
fcis-5413	41	2	(	(	PUNCT
fcis-5413	41	3	6	6	NUM
fcis-5413	41	4	)	)	PUNCT
fcis-5413	41	5	dynamic	dynamic	ADJ
fcis-5413	41	6	vehicle	vehicle	NOUN
fcis-5413	41	7	routing	routing	NOUN
fcis-5413	41	8	problem	problem	NOUN
fcis-5413	41	9	in	in	ADP
fcis-5413	41	10	the	the	DET
fcis-5413	41	11	basic	basic	ADJ
fcis-5413	41	12	vrp	vrp	NOUN
fcis-5413	41	13	problem	problem	NOUN
fcis-5413	41	14	,	,	PUNCT
fcis-5413	41	15	it	it	PRON
fcis-5413	41	16	is	be	AUX
fcis-5413	41	17	assumed	assume	VERB
fcis-5413	41	18	that	that	SCONJ
fcis-5413	41	19	the	the	DET
fcis-5413	41	20	customer	customer	NOUN
fcis-5413	41	21	needs	need	NOUN
fcis-5413	41	22	are	be	AUX
fcis-5413	41	23	known	know	VERB
fcis-5413	41	24	in	in	ADP
fcis-5413	41	25	advance	advance	NOUN
fcis-5413	41	26	and	and	CCONJ
fcis-5413	41	27	the	the	DET
fcis-5413	41	28	information	information	NOUN
fcis-5413	41	29	is	be	AUX
fcis-5413	41	30	static	static	ADJ
fcis-5413	41	31	.	.	PUNCT
fcis-5413	42	1	in	in	ADP
fcis-5413	42	2	the	the	DET
fcis-5413	42	3	actual	actual	ADJ
fcis-5413	42	4	logistics	logistic	NOUN
fcis-5413	42	5	network	network	NOUN
fcis-5413	42	6	,	,	PUNCT
fcis-5413	42	7	customer	customer	NOUN
fcis-5413	42	8	demand	demand	NOUN
fcis-5413	42	9	is	be	AUX
fcis-5413	42	10	unknown	unknown	ADJ
fcis-5413	42	11	and	and	CCONJ
fcis-5413	42	12	changing	change	VERB
fcis-5413	42	13	,	,	PUNCT
fcis-5413	42	14	and	and	CCONJ
fcis-5413	42	15	distribution	distribution	NOUN
fcis-5413	42	16	road	road	NOUN
fcis-5413	42	17	conditions	condition	NOUN
fcis-5413	42	18	are	be	AUX
fcis-5413	42	19	also	also	ADV
fcis-5413	42	20	nonstatic	nonstatic	ADJ
fcis-5413	42	21	.	.	PUNCT
fcis-5413	43	1	for	for	ADP
fcis-5413	43	2	example	example	NOUN
fcis-5413	43	3	,	,	PUNCT
fcis-5413	43	4	the	the	DET
fcis-5413	43	5	delivery	delivery	NOUN
fcis-5413	43	6	of	of	ADP
fcis-5413	43	7	takeout	takeout	NOUN
fcis-5413	43	8	is	be	AUX
fcis-5413	43	9	a	a	DET
fcis-5413	43	10	typical	typical	ADJ
fcis-5413	43	11	dvrp	dvrp	NOUN
fcis-5413	43	12	problem	problem	NOUN
fcis-5413	43	13	.	.	PUNCT
fcis-5413	44	1	the	the	DET
fcis-5413	44	2	customer	customer	NOUN
fcis-5413	44	3	order	order	NOUN
fcis-5413	44	4	information	information	NOUN
fcis-5413	44	5	is	be	AUX
fcis-5413	44	6	constantly	constantly	ADV
fcis-5413	44	7	updated	update	VERB
fcis-5413	44	8	,	,	PUNCT
fcis-5413	44	9	and	and	CCONJ
fcis-5413	44	10	the	the	DET
fcis-5413	44	11	distribution	distribution	NOUN
fcis-5413	44	12	road	road	NOUN
fcis-5413	44	13	conditions	condition	NOUN
fcis-5413	44	14	are	be	AUX
fcis-5413	44	15	also	also	ADV
fcis-5413	44	16	constantly	constantly	ADV
fcis-5413	44	17	changing	change	VERB
fcis-5413	44	18	.	.	PUNCT
fcis-5413	45	1	therefore	therefore	ADV
fcis-5413	45	2	,	,	PUNCT
fcis-5413	45	3	the	the	DET
fcis-5413	45	4	complexity	complexity	NOUN
fcis-5413	45	5	of	of	ADP
fcis-5413	45	6	dvrp	dvrp	ADJ
fcis-5413	45	7	problem	problem	NOUN
fcis-5413	45	8	is	be	AUX
fcis-5413	45	9	far	far	ADV
fcis-5413	45	10	greater	great	ADJ
fcis-5413	45	11	than	than	ADP
fcis-5413	45	12	that	that	PRON
fcis-5413	45	13	of	of	ADP
fcis-5413	45	14	static	static	ADJ
fcis-5413	45	15	vrp	vrp	PROPN
fcis-5413	45	16	problem	problem	NOUN
fcis-5413	45	17	.	.	PUNCT
fcis-5413	46	1	3	3	X
fcis-5413	46	2	.	.	X
fcis-5413	46	3	the	the	DET
fcis-5413	46	4	exact	exact	ADJ
fcis-5413	46	5	algorithm	algorithm	NOUN
fcis-5413	46	6	for	for	ADP
fcis-5413	46	7	vehicle	vehicle	NOUN
fcis-5413	46	8	routing	routing	NOUN
fcis-5413	46	9	problem	problem	NOUN
fcis-5413	46	10	(	(	PUNCT
fcis-5413	46	11	1	1	NUM
fcis-5413	46	12	)	)	PUNCT
fcis-5413	46	13	branch	branch	NOUN
fcis-5413	46	14	-	-	PUNCT
fcis-5413	46	15	and	and	CCONJ
fcis-5413	46	16	-	-	PUNCT
fcis-5413	46	17	bound	bind	VERB
fcis-5413	46	18	,	,	PUNCT
fcis-5413	46	19	(	(	PUNCT
fcis-5413	46	20	b&b	b&b	PROPN
fcis-5413	46	21	)	)	PUNCT
fcis-5413	46	22	this	this	DET
fcis-5413	46	23	algorithm	algorithm	NOUN
fcis-5413	46	24	applies	apply	VERB
fcis-5413	46	25	the	the	DET
fcis-5413	46	26	branch	branch	NOUN
fcis-5413	46	27	method	method	NOUN
fcis-5413	46	28	to	to	PART
fcis-5413	46	29	solve	solve	VERB
fcis-5413	46	30	integer	integer	NOUN
fcis-5413	46	31	programming	programming	NOUN
fcis-5413	46	32	and	and	CCONJ
fcis-5413	46	33	mixed	mixed	ADJ
fcis-5413	46	34	integer	integer	NOUN
fcis-5413	46	35	programming	programming	NOUN
fcis-5413	46	36	problems	problem	NOUN
fcis-5413	46	37	.	.	PUNCT
fcis-5413	47	1	for	for	ADP
fcis-5413	47	2	the	the	DET
fcis-5413	47	3	original	original	ADJ
fcis-5413	47	4	large	large	ADJ
fcis-5413	47	5	problem	problem	NOUN
fcis-5413	47	6	that	that	PRON
fcis-5413	47	7	is	be	AUX
fcis-5413	47	8	difficult	difficult	ADJ
fcis-5413	47	9	to	to	PART
fcis-5413	47	10	solve	solve	VERB
fcis-5413	47	11	,	,	PUNCT
fcis-5413	47	12	it	it	PRON
fcis-5413	47	13	can	can	AUX
fcis-5413	47	14	be	be	AUX
fcis-5413	47	15	divided	divide	VERB
fcis-5413	47	16	into	into	ADP
fcis-5413	47	17	smaller	small	ADJ
fcis-5413	47	18	and	and	CCONJ
fcis-5413	47	19	smaller	small	ADJ
fcis-5413	47	20	sub	sub	NOUN
fcis-5413	47	21	-	-	NOUN
fcis-5413	47	22	problems	problem	NOUN
fcis-5413	47	23	to	to	PART
fcis-5413	47	24	solve	solve	VERB
fcis-5413	47	25	.	.	PUNCT
fcis-5413	48	1	branching	branch	VERB
fcis-5413	48	2	is	be	AUX
fcis-5413	48	3	to	to	PART
fcis-5413	48	4	divide	divide	VERB
fcis-5413	48	5	the	the	DET
fcis-5413	48	6	feasible	feasible	ADJ
fcis-5413	48	7	solution	solution	NOUN
fcis-5413	48	8	set	set	VERB
fcis-5413	48	9	into	into	ADP
fcis-5413	48	10	smaller	small	ADJ
fcis-5413	48	11	subsets	subset	NOUN
fcis-5413	48	12	,	,	PUNCT
fcis-5413	48	13	and	and	CCONJ
fcis-5413	48	14	then	then	ADV
fcis-5413	48	15	generate	generate	VERB
fcis-5413	48	16	new	new	ADJ
fcis-5413	48	17	sub	sub	NOUN
fcis-5413	48	18	-	-	NOUN
fcis-5413	48	19	problems	problem	NOUN
fcis-5413	48	20	.	.	PUNCT
fcis-5413	49	1	the	the	DET
fcis-5413	49	2	optimal	optimal	ADJ
fcis-5413	49	3	solution	solution	NOUN
fcis-5413	49	4	is	be	AUX
fcis-5413	49	5	obtained	obtain	VERB
fcis-5413	49	6	by	by	ADP
fcis-5413	49	7	solving	solve	VERB
fcis-5413	49	8	the	the	DET
fcis-5413	49	9	linear	linear	ADJ
fcis-5413	49	10	relaxation	relaxation	NOUN
fcis-5413	49	11	of	of	ADP
fcis-5413	49	12	these	these	DET
fcis-5413	49	13	problems	problem	NOUN
fcis-5413	49	14	by	by	ADP
fcis-5413	49	15	simplex	simplex	NOUN
fcis-5413	49	16	method	method	NOUN
fcis-5413	49	17	.	.	PUNCT
fcis-5413	50	1	the	the	DET
fcis-5413	50	2	search	search	NOUN
fcis-5413	50	3	process	process	NOUN
fcis-5413	50	4	is	be	AUX
fcis-5413	50	5	to	to	PART
fcis-5413	50	6	define	define	VERB
fcis-5413	50	7	the	the	DET
fcis-5413	50	8	optimal	optimal	ADJ
fcis-5413	50	9	solution	solution	NOUN
fcis-5413	50	10	of	of	ADP
fcis-5413	50	11	the	the	DET
fcis-5413	50	12	subset	subset	NOUN
fcis-5413	50	13	,	,	PUNCT
fcis-5413	50	14	and	and	CCONJ
fcis-5413	50	15	discard	discard	VERB
fcis-5413	50	16	the	the	DET
fcis-5413	50	17	subproblem	subproblem	NOUN
fcis-5413	50	18	when	when	SCONJ
fcis-5413	50	19	its	its	PRON
fcis-5413	50	20	boundary	boundary	NOUN
fcis-5413	50	21	does	do	AUX
fcis-5413	50	22	not	not	PART
fcis-5413	50	23	contain	contain	VERB
fcis-5413	50	24	the	the	DET
fcis-5413	50	25	optimal	optimal	ADJ
fcis-5413	50	26	solution	solution	NOUN
fcis-5413	50	27	of	of	ADP
fcis-5413	50	28	the	the	DET
fcis-5413	50	29	original	original	ADJ
fcis-5413	50	30	problem	problem	NOUN
fcis-5413	50	31	.	.	PUNCT
fcis-5413	51	1	when	when	SCONJ
fcis-5413	51	2	all	all	DET
fcis-5413	51	3	nodes	node	NOUN
fcis-5413	51	4	of	of	ADP
fcis-5413	51	5	the	the	DET
fcis-5413	51	6	search	search	NOUN
fcis-5413	51	7	tree	tree	NOUN
fcis-5413	51	8	are	be	AUX
fcis-5413	51	9	processed	process	VERB
fcis-5413	51	10	,	,	PUNCT
fcis-5413	51	11	the	the	DET
fcis-5413	51	12	algorithm	algorithm	NOUN
fcis-5413	51	13	stops	stop	VERB
fcis-5413	51	14	.	.	PUNCT
fcis-5413	52	1	(	(	PUNCT
fcis-5413	52	2	2	2	X
fcis-5413	52	3	)	)	PUNCT
fcis-5413	52	4	branch	branch	NOUN
fcis-5413	52	5	-	-	PUNCT
fcis-5413	52	6	and	and	CCONJ
fcis-5413	52	7	-	-	PUNCT
fcis-5413	52	8	cut	cut	VERB
fcis-5413	52	9	,	,	PUNCT
fcis-5413	52	10	(	(	PUNCT
fcis-5413	52	11	b&c	b&c	PROPN
fcis-5413	52	12	)	)	PUNCT
fcis-5413	52	13	this	this	DET
fcis-5413	52	14	algorithm	algorithm	NOUN
fcis-5413	52	15	includes	include	VERB
fcis-5413	52	16	three	three	NUM
fcis-5413	52	17	types	type	NOUN
fcis-5413	52	18	of	of	ADP
fcis-5413	52	19	combination	combination	NOUN
fcis-5413	52	20	technologies	technology	NOUN
fcis-5413	52	21	:	:	PUNCT
fcis-5413	52	22	automatic	automatic	ADJ
fcis-5413	52	23	problem	problem	NOUN
fcis-5413	52	24	preprocessing	preprocessing	NOUN
fcis-5413	52	25	,	,	PUNCT
fcis-5413	52	26	cutting	cut	VERB
fcis-5413	52	27	plane	plane	NOUN
fcis-5413	52	28	generation	generation	NOUN
fcis-5413	52	29	and	and	CCONJ
fcis-5413	52	30	intelligent	intelligent	ADJ
fcis-5413	52	31	branch	branch	NOUN
fcis-5413	52	32	and	and	CCONJ
fcis-5413	52	33	bound	bind	VERB
fcis-5413	52	34	technology	technology	NOUN
fcis-5413	52	35	.	.	PUNCT
fcis-5413	53	1	automatic	automatic	ADJ
fcis-5413	53	2	problem	problem	NOUN
fcis-5413	53	3	preprocessing	preprocesse	VERB
fcis-5413	53	4	includes	include	VERB
fcis-5413	53	5	checking	check	VERB
fcis-5413	53	6	the	the	DET
fcis-5413	53	7	formulas	formula	NOUN
fcis-5413	53	8	provided	provide	VERB
fcis-5413	53	9	by	by	ADP
fcis-5413	53	10	users	user	NOUN
fcis-5413	53	11	to	to	PART
fcis-5413	53	12	find	find	VERB
fcis-5413	53	13	fixed	fixed	ADJ
fcis-5413	53	14	variables	variable	NOUN
fcis-5413	53	15	,	,	PUNCT
fcis-5413	53	16	eliminate	eliminate	VERB
fcis-5413	53	17	redundant	redundant	ADJ
fcis-5413	53	18	constraints	constraint	NOUN
fcis-5413	53	19	and	and	CCONJ
fcis-5413	53	20	tighten	tighten	VERB
fcis-5413	53	21	constraints	constraint	NOUN
fcis-5413	53	22	.	.	PUNCT
fcis-5413	54	1	the	the	DET
fcis-5413	54	2	generation	generation	NOUN
fcis-5413	54	3	of	of	ADP
fcis-5413	54	4	cutting	cut	VERB
fcis-5413	54	5	plane	plane	NOUN
fcis-5413	54	6	can	can	AUX
fcis-5413	54	7	reduce	reduce	VERB
fcis-5413	54	8	the	the	DET
fcis-5413	54	9	feasible	feasible	ADJ
fcis-5413	54	10	region	region	NOUN
fcis-5413	54	11	of	of	ADP
fcis-5413	54	12	linear	linear	ADJ
fcis-5413	54	13	relaxation	relaxation	NOUN
fcis-5413	54	14	without	without	ADP
fcis-5413	54	15	eliminating	eliminate	VERB
fcis-5413	54	16	the	the	DET
fcis-5413	54	17	feasible	feasible	ADJ
fcis-5413	54	18	solution	solution	NOUN
fcis-5413	54	19	.	.	PUNCT
fcis-5413	55	1	(	(	PUNCT
fcis-5413	55	2	3	3	X
fcis-5413	55	3	)	)	PUNCT
fcis-5413	55	4	branch	branch	NOUN
fcis-5413	55	5	-	-	PUNCT
fcis-5413	55	6	and	and	CCONJ
fcis-5413	55	7	-	-	PUNCT
fcis-5413	55	8	price	price	NOUN
fcis-5413	55	9	,	,	PUNCT
fcis-5413	55	10	(	(	PUNCT
fcis-5413	55	11	b&p	b&p	PROPN
fcis-5413	55	12	)	)	PUNCT
fcis-5413	55	13	the	the	DET
fcis-5413	55	14	principle	principle	NOUN
fcis-5413	55	15	of	of	ADP
fcis-5413	55	16	b&p	b&p	PROPN
fcis-5413	55	17	is	be	AUX
fcis-5413	55	18	similar	similar	ADJ
fcis-5413	55	19	to	to	ADP
fcis-5413	55	20	that	that	PRON
fcis-5413	55	21	of	of	ADP
fcis-5413	55	22	b&c	b&c	PROPN
fcis-5413	55	23	,	,	PUNCT
fcis-5413	55	24	but	but	CCONJ
fcis-5413	55	25	b&p	b&p	PROPN
fcis-5413	55	26	focuses	focus	VERB
fcis-5413	55	27	more	more	ADJ
fcis-5413	55	28	on	on	ADP
fcis-5413	55	29	column	column	NOUN
fcis-5413	55	30	generation	generation	NOUN
fcis-5413	55	31	.	.	PUNCT
fcis-5413	56	1	the	the	DET
fcis-5413	56	2	pricing	price	VERB
fcis-5413	56	3	sub	sub	NOUN
fcis-5413	56	4	-	-	NOUN
fcis-5413	56	5	problem	problem	NOUN
fcis-5413	56	6	is	be	AUX
fcis-5413	56	7	the	the	DET
fcis-5413	56	8	separation	separation	NOUN
fcis-5413	56	9	problem	problem	NOUN
fcis-5413	56	10	of	of	ADP
fcis-5413	56	11	dual	dual	ADJ
fcis-5413	56	12	linear	linear	ADJ
fcis-5413	56	13	programming	programming	NOUN
fcis-5413	56	14	,	,	PUNCT
fcis-5413	56	15	which	which	PRON
fcis-5413	56	16	is	be	AUX
fcis-5413	56	17	used	use	VERB
fcis-5413	56	18	to	to	PART
fcis-5413	56	19	identify	identify	VERB
fcis-5413	56	20	the	the	DET
fcis-5413	56	21	column	column	NOUN
fcis-5413	56	22	to	to	PART
fcis-5413	56	23	enter	enter	VERB
fcis-5413	56	24	the	the	DET
fcis-5413	56	25	base	base	NOUN
fcis-5413	56	26	.	.	PUNCT
fcis-5413	57	1	if	if	SCONJ
fcis-5413	57	2	such	such	DET
fcis-5413	57	3	a	a	DET
fcis-5413	57	4	column	column	NOUN
fcis-5413	57	5	is	be	AUX
fcis-5413	57	6	found	find	VERB
fcis-5413	57	7	,	,	PUNCT
fcis-5413	57	8	the	the	DET
fcis-5413	57	9	linear	linear	ADJ
fcis-5413	57	10	programming	programming	NOUN
fcis-5413	57	11	will	will	AUX
fcis-5413	57	12	be	be	AUX
fcis-5413	57	13	re	re	VERB
fcis-5413	57	14	-	-	VERB
fcis-5413	57	15	optimized	optimized	ADJ
fcis-5413	57	16	,	,	PUNCT
fcis-5413	57	17	otherwise	otherwise	ADV
fcis-5413	57	18	it	it	PRON
fcis-5413	57	19	will	will	AUX
fcis-5413	57	20	branch	branch	VERB
fcis-5413	57	21	.	.	PUNCT
fcis-5413	58	1	you	you	PRON
fcis-5413	58	2	can	can	AUX
fcis-5413	58	3	combine	combine	VERB
fcis-5413	58	4	b&p	b&p	PROPN
fcis-5413	58	5	and	and	CCONJ
fcis-5413	58	6	b&c	b&c	PROPN
fcis-5413	58	7	,	,	PUNCT
fcis-5413	58	8	the	the	DET
fcis-5413	58	9	so	so	ADV
fcis-5413	58	10	-	-	PUNCT
fcis-5413	58	11	called	call	VERB
fcis-5413	58	12	branch	branch	NOUN
fcis-5413	58	13	-	-	PUNCT
fcis-5413	58	14	and	and	CCONJ
fcis-5413	58	15	-	-	PUNCT
fcis-5413	58	16	cut	cut	VERB
fcis-5413	58	17	-	-	PUNCT
fcis-5413	58	18	and	and	CCONJ
fcis-5413	58	19	-	-	PUNCT
fcis-5413	58	20	price	price	NOUN
fcis-5413	58	21	(	(	PUNCT
fcis-5413	58	22	bcp	bcp	PROPN
fcis-5413	58	23	)	)	PUNCT
fcis-5413	58	24	,	,	PUNCT
fcis-5413	58	25	to	to	PART
fcis-5413	58	26	obtain	obtain	VERB
fcis-5413	58	27	a	a	DET
fcis-5413	58	28	more	more	ADV
fcis-5413	58	29	stringent	stringent	ADJ
fcis-5413	58	30	lower	lower	ADV
fcis-5413	58	31	bound	bind	VERB
fcis-5413	58	32	.	.	PUNCT
fcis-5413	59	1	(	(	PUNCT
fcis-5413	59	2	4	4	X
fcis-5413	59	3	)	)	PUNCT
fcis-5413	59	4	dynamic	dynamic	ADJ
fcis-5413	59	5	programming	programming	NOUN
fcis-5413	59	6	,	,	PUNCT
fcis-5413	59	7	(	(	PUNCT
fcis-5413	59	8	dp	dp	NOUN
fcis-5413	59	9	)	)	PUNCT
fcis-5413	59	10	dp	dp	NOUN
fcis-5413	59	11	aims	aim	VERB
fcis-5413	59	12	to	to	PART
fcis-5413	59	13	find	find	VERB
fcis-5413	59	14	the	the	DET
fcis-5413	59	15	optimal	optimal	ADJ
fcis-5413	59	16	strategy	strategy	NOUN
fcis-5413	59	17	for	for	ADP
fcis-5413	59	18	the	the	DET
fcis-5413	59	19	whole	whole	ADJ
fcis-5413	59	20	problem	problem	NOUN
fcis-5413	59	21	.	.	PUNCT
fcis-5413	60	1	it	it	PRON
fcis-5413	60	2	can	can	AUX
fcis-5413	60	3	divide	divide	VERB
fcis-5413	60	4	the	the	DET
fcis-5413	60	5	problem	problem	NOUN
fcis-5413	60	6	into	into	ADP
fcis-5413	60	7	multiple	multiple	ADJ
fcis-5413	60	8	stages	stage	NOUN
fcis-5413	60	9	,	,	PUNCT
fcis-5413	60	10	and	and	CCONJ
fcis-5413	60	11	each	each	DET
fcis-5413	60	12	stage	stage	NOUN
fcis-5413	60	13	needs	need	VERB
fcis-5413	60	14	a	a	DET
fcis-5413	60	15	decision	decision	NOUN
fcis-5413	60	16	strategy	strategy	NOUN
fcis-5413	60	17	.	.	PUNCT
fcis-5413	61	1	dp	dp	NOUN
fcis-5413	61	2	needs	need	VERB
fcis-5413	61	3	to	to	PART
fcis-5413	61	4	formulate	formulate	VERB
fcis-5413	61	5	appropriate	appropriate	ADJ
fcis-5413	61	6	recursive	recursive	ADJ
fcis-5413	61	7	relations	relation	NOUN
fcis-5413	61	8	for	for	ADP
fcis-5413	61	9	each	each	DET
fcis-5413	61	10	individual	individual	ADJ
fcis-5413	61	11	problem	problem	NOUN
fcis-5413	61	12	.	.	PUNCT
fcis-5413	62	1	the	the	DET
fcis-5413	62	2	solution	solution	NOUN
fcis-5413	62	3	process	process	NOUN
fcis-5413	62	4	starts	start	VERB
fcis-5413	62	5	from	from	ADP
fcis-5413	62	6	the	the	DET
fcis-5413	62	7	last	last	ADJ
fcis-5413	62	8	step	step	NOUN
fcis-5413	62	9	and	and	CCONJ
fcis-5413	62	10	moves	move	VERB
fcis-5413	62	11	forward	forward	ADV
fcis-5413	62	12	step	step	NOUN
fcis-5413	62	13	by	by	ADP
fcis-5413	62	14	step	step	NOUN
fcis-5413	62	15	to	to	PART
fcis-5413	62	16	find	find	VERB
fcis-5413	62	17	the	the	DET
fcis-5413	62	18	optimal	optimal	ADJ
fcis-5413	62	19	strategy	strategy	NOUN
fcis-5413	62	20	at	at	ADP
fcis-5413	62	21	this	this	DET
fcis-5413	62	22	stage	stage	NOUN
fcis-5413	62	23	each	each	DET
fcis-5413	62	24	time	time	NOUN
fcis-5413	62	25	,	,	PUNCT
fcis-5413	62	26	until	until	SCONJ
fcis-5413	62	27	the	the	DET
fcis-5413	62	28	optimal	optimal	ADJ
fcis-5413	62	29	strategy	strategy	NOUN
fcis-5413	62	30	is	be	AUX
fcis-5413	62	31	found	find	VERB
fcis-5413	62	32	from	from	ADP
fcis-5413	62	33	the	the	DET
fcis-5413	62	34	initial	initial	ADJ
fcis-5413	62	35	stage	stage	NOUN
fcis-5413	62	36	of	of	ADP
fcis-5413	62	37	the	the	DET
fcis-5413	62	38	problem	problem	NOUN
fcis-5413	62	39	and	and	CCONJ
fcis-5413	62	40	the	the	DET
fcis-5413	62	41	optimal	optimal	ADJ
fcis-5413	62	42	solution	solution	NOUN
fcis-5413	62	43	of	of	ADP
fcis-5413	62	44	the	the	DET
fcis-5413	62	45	whole	whole	ADJ
fcis-5413	62	46	problem	problem	NOUN
fcis-5413	62	47	is	be	AUX
fcis-5413	62	48	generated	generate	VERB
fcis-5413	62	49	.	.	PUNCT
fcis-5413	63	1	4	4	X
fcis-5413	63	2	.	.	X
fcis-5413	64	1	the	the	DET
fcis-5413	64	2	heuristics	heuristic	NOUN
fcis-5413	64	3	algorithm	algorithm	NOUN
fcis-5413	64	4	for	for	ADP
fcis-5413	64	5	vehicle	vehicle	NOUN
fcis-5413	64	6	routing	routing	NOUN
fcis-5413	64	7	problem	problem	NOUN
fcis-5413	64	8	(	(	PUNCT
fcis-5413	64	9	1	1	X
fcis-5413	64	10	)	)	PUNCT
fcis-5413	64	11	genetic	genetic	ADJ
fcis-5413	64	12	algorithm	algorithm	NOUN
fcis-5413	64	13	the	the	DET
fcis-5413	64	14	algorithm	algorithm	NOUN
fcis-5413	64	15	simulates	simulate	VERB
fcis-5413	64	16	the	the	DET
fcis-5413	64	17	mechanism	mechanism	NOUN
fcis-5413	64	18	of	of	ADP
fcis-5413	64	19	biological	biological	ADJ
fcis-5413	64	20	evolution	evolution	NOUN
fcis-5413	64	21	to	to	PART
fcis-5413	64	22	construct	construct	VERB
fcis-5413	64	23	solutions	solution	NOUN
fcis-5413	64	24	.	.	PUNCT
fcis-5413	65	1	the	the	DET
fcis-5413	65	2	general	general	ADJ
fcis-5413	65	3	process	process	NOUN
fcis-5413	65	4	of	of	ADP
fcis-5413	65	5	genetic	genetic	ADJ
fcis-5413	65	6	algorithm	algorithm	NOUN
fcis-5413	65	7	mainly	mainly	ADV
fcis-5413	65	8	includes	include	VERB
fcis-5413	65	9	:	:	PUNCT
fcis-5413	65	10	encoding	encode	VERB
fcis-5413	65	11	and	and	CCONJ
fcis-5413	65	12	decoding	decode	VERB
fcis-5413	65	13	,	,	PUNCT
fcis-5413	65	14	generating	generate	VERB
fcis-5413	65	15	initial	initial	ADJ
fcis-5413	65	16	population	population	NOUN
fcis-5413	65	17	,	,	PUNCT
fcis-5413	65	18	computing	compute	VERB
fcis-5413	65	19	fitness	fitness	NOUN
fcis-5413	65	20	,	,	PUNCT
fcis-5413	65	21	selection	selection	NOUN
fcis-5413	65	22	,	,	PUNCT
fcis-5413	65	23	crossover	crossover	NOUN
fcis-5413	65	24	,	,	PUNCT
fcis-5413	65	25	mutation	mutation	NOUN
fcis-5413	65	26	,	,	PUNCT
fcis-5413	65	27	etc	etc	X
fcis-5413	65	28	.	.	X
fcis-5413	66	1	the	the	DET
fcis-5413	66	2	main	main	ADJ
fcis-5413	66	3	idea	idea	NOUN
fcis-5413	66	4	of	of	ADP
fcis-5413	66	5	genetic	genetic	ADJ
fcis-5413	66	6	algorithm	algorithm	NOUN
fcis-5413	66	7	is	be	AUX
fcis-5413	66	8	to	to	PART
fcis-5413	66	9	simulate	simulate	VERB
fcis-5413	66	10	the	the	DET
fcis-5413	66	11	evolution	evolution	NOUN
fcis-5413	66	12	process	process	NOUN
fcis-5413	66	13	of	of	ADP
fcis-5413	66	14	"	"	PUNCT
fcis-5413	66	15	natural	natural	ADJ
fcis-5413	66	16	selection	selection	NOUN
fcis-5413	66	17	,	,	PUNCT
fcis-5413	66	18	survival	survival	NOUN
fcis-5413	66	19	of	of	ADP
fcis-5413	66	20	the	the	DET
fcis-5413	66	21	fittest	fit	ADJ
fcis-5413	66	22	"	"	PUNCT
fcis-5413	66	23	in	in	ADP
fcis-5413	66	24	nature	nature	NOUN
fcis-5413	66	25	.	.	PUNCT
fcis-5413	67	1	after	after	ADP
fcis-5413	67	2	defining	define	VERB
fcis-5413	67	3	the	the	DET
fcis-5413	67	4	coding	code	VERB
fcis-5413	67	5	scheme	scheme	NOUN
fcis-5413	67	6	of	of	ADP
fcis-5413	67	7	the	the	DET
fcis-5413	67	8	problem	problem	NOUN
fcis-5413	67	9	in	in	ADP
fcis-5413	67	10	advance	advance	NOUN
fcis-5413	67	11	,	,	PUNCT
fcis-5413	67	12	the	the	DET
fcis-5413	67	13	genetic	genetic	ADJ
fcis-5413	67	14	algorithm	algorithm	NOUN
fcis-5413	67	15	first	first	ADV
fcis-5413	67	16	codes	code	VERB
fcis-5413	67	17	a	a	DET
fcis-5413	67	18	solution	solution	NOUN
fcis-5413	67	19	of	of	ADP
fcis-5413	67	20	the	the	DET
fcis-5413	67	21	problem	problem	NOUN
fcis-5413	67	22	,	,	PUNCT
fcis-5413	67	23	and	and	CCONJ
fcis-5413	67	24	uses	use	VERB
fcis-5413	67	25	a	a	DET
fcis-5413	67	26	random	random	ADJ
fcis-5413	67	27	number	number	NOUN
fcis-5413	67	28	to	to	PART
fcis-5413	67	29	initialize	initialize	VERB
fcis-5413	67	30	the	the	DET
fcis-5413	67	31	population	population	NOUN
fcis-5413	67	32	.	.	PUNCT
fcis-5413	68	1	after	after	ADP
fcis-5413	68	2	decoding	decode	VERB
fcis-5413	68	3	the	the	DET
fcis-5413	68	4	solution	solution	NOUN
fcis-5413	68	5	,	,	PUNCT
fcis-5413	68	6	use	use	VERB
fcis-5413	68	7	the	the	DET
fcis-5413	68	8	customized	customized	ADJ
fcis-5413	68	9	fitness	fitness	NOUN
fcis-5413	68	10	function	function	NOUN
fcis-5413	68	11	to	to	PART
fcis-5413	68	12	calculate	calculate	VERB
fcis-5413	68	13	the	the	DET
fcis-5413	68	14	fitness	fitness	NOUN
fcis-5413	68	15	of	of	ADP
fcis-5413	68	16	each	each	DET
fcis-5413	68	17	individual	individual	NOUN
fcis-5413	68	18	.	.	PUNCT
fcis-5413	69	1	the	the	DET
fcis-5413	69	2	fitness	fitness	NOUN
fcis-5413	69	3	selection	selection	NOUN
fcis-5413	69	4	function	function	NOUN
fcis-5413	69	5	is	be	AUX
fcis-5413	69	6	used	use	VERB
fcis-5413	69	7	to	to	PART
fcis-5413	69	8	select	select	VERB
fcis-5413	69	9	the	the	DET
fcis-5413	69	10	corresponding	corresponding	ADJ
fcis-5413	69	11	individuals	individual	NOUN
fcis-5413	69	12	with	with	ADP
fcis-5413	69	13	better	well	ADJ
fcis-5413	69	14	fitness	fitness	NOUN
fcis-5413	69	15	and	and	CCONJ
fcis-5413	69	16	generate	generate	VERB
fcis-5413	69	17	new	new	ADJ
fcis-5413	69	18	offspring	offspring	NOUN
fcis-5413	69	19	after	after	ADP
fcis-5413	69	20	crossing	crossing	NOUN
fcis-5413	69	21	and	and	CCONJ
fcis-5413	69	22	mutation	mutation	NOUN
fcis-5413	69	23	.	.	PUNCT
fcis-5413	70	1	this	this	DET
fcis-5413	70	2	process	process	NOUN
fcis-5413	70	3	will	will	AUX
fcis-5413	70	4	always	always	ADV
fcis-5413	70	5	produce	produce	VERB
fcis-5413	70	6	individuals	individual	NOUN
fcis-5413	70	7	suitable	suitable	ADJ
fcis-5413	70	8	for	for	ADP
fcis-5413	70	9	fitness	fitness	NOUN
fcis-5413	70	10	selection	selection	NOUN
fcis-5413	70	11	function	function	NOUN
fcis-5413	70	12	until	until	SCONJ
fcis-5413	70	13	the	the	DET
fcis-5413	70	14	end	end	NOUN
fcis-5413	70	15	condition	condition	NOUN
fcis-5413	70	16	of	of	ADP
fcis-5413	70	17	iteration	iteration	NOUN
fcis-5413	70	18	is	be	AUX
fcis-5413	70	19	reached	reach	VERB
fcis-5413	70	20	.	.	PUNCT
fcis-5413	71	1	the	the	DET
fcis-5413	71	2	whole	whole	ADJ
fcis-5413	71	3	iterative	iterative	NOUN
fcis-5413	71	4	process	process	NOUN
fcis-5413	71	5	of	of	ADP
fcis-5413	71	6	the	the	DET
fcis-5413	71	7	algorithm	algorithm	NOUN
fcis-5413	71	8	is	be	AUX
fcis-5413	71	9	like	like	ADP
fcis-5413	71	10	the	the	DET
fcis-5413	71	11	process	process	NOUN
fcis-5413	71	12	of	of	ADP
fcis-5413	71	13	natural	natural	ADJ
fcis-5413	71	14	evolution	evolution	NOUN
fcis-5413	71	15	and	and	CCONJ
fcis-5413	71	16	selection	selection	NOUN
fcis-5413	71	17	.	.	PUNCT
fcis-5413	72	1	(	(	PUNCT
fcis-5413	72	2	2	2	X
fcis-5413	72	3	)	)	PUNCT
fcis-5413	72	4	simulated	simulated	ADJ
fcis-5413	72	5	annealing	anneal	VERB
fcis-5413	72	6	algorithm	algorithm	NOUN
fcis-5413	72	7	the	the	DET
fcis-5413	72	8	algorithm	algorithm	NOUN
fcis-5413	72	9	mainly	mainly	ADV
fcis-5413	72	10	simulates	simulate	VERB
fcis-5413	72	11	the	the	DET
fcis-5413	72	12	process	process	NOUN
fcis-5413	72	13	of	of	ADP
fcis-5413	72	14	physical	physical	ADJ
fcis-5413	72	15	annealing	annealing	NOUN
fcis-5413	72	16	,	,	PUNCT
fcis-5413	72	17	which	which	PRON
fcis-5413	72	18	is	be	AUX
fcis-5413	72	19	a	a	DET
fcis-5413	72	20	process	process	NOUN
fcis-5413	72	21	of	of	ADP
fcis-5413	72	22	high	high	ADJ
fcis-5413	72	23	temperature	temperature	NOUN
fcis-5413	72	24	solid	solid	ADJ
fcis-5413	72	25	melting	melting	NOUN
fcis-5413	72	26	material	material	NOUN
fcis-5413	72	27	cooling	cooling	NOUN
fcis-5413	72	28	and	and	CCONJ
fcis-5413	72	29	then	then	ADV
fcis-5413	72	30	re	re	VERB
fcis-5413	72	31	-	-	VERB
fcis-5413	72	32	solidifying	solidify	VERB
fcis-5413	72	33	from	from	ADP
fcis-5413	72	34	liquid	liquid	NOUN
fcis-5413	72	35	to	to	ADP
fcis-5413	72	36	crystalline	crystalline	VERB
fcis-5413	72	37	solid	solid	ADJ
fcis-5413	72	38	.	.	PUNCT
fcis-5413	73	1	in	in	ADP
fcis-5413	73	2	the	the	DET
fcis-5413	73	3	process	process	NOUN
fcis-5413	73	4	of	of	ADP
fcis-5413	73	5	annealing	anneal	VERB
fcis-5413	73	6	,	,	PUNCT
fcis-5413	73	7	if	if	SCONJ
fcis-5413	73	8	the	the	DET
fcis-5413	73	9	temperature	temperature	NOUN
fcis-5413	73	10	drops	drop	VERB
fcis-5413	73	11	too	too	ADV
fcis-5413	73	12	fast	fast	ADV
fcis-5413	73	13	,	,	PUNCT
fcis-5413	73	14	it	it	PRON
fcis-5413	73	15	may	may	AUX
fcis-5413	73	16	lead	lead	VERB
fcis-5413	73	17	to	to	ADP
fcis-5413	73	18	the	the	DET
fcis-5413	73	19	formation	formation	NOUN
fcis-5413	73	20	of	of	ADP
fcis-5413	73	21	an	an	DET
fcis-5413	73	22	amorphous	amorphous	ADJ
fcis-5413	73	23	solid	solid	ADJ
fcis-5413	73	24	structure	structure	NOUN
fcis-5413	73	25	with	with	ADP
fcis-5413	73	26	high	high	ADJ
fcis-5413	73	27	internal	internal	ADJ
fcis-5413	73	28	atomic	atomic	ADJ
fcis-5413	73	29	energy	energy	NOUN
fcis-5413	73	30	.	.	PUNCT
fcis-5413	74	1	at	at	ADP
fcis-5413	74	2	this	this	DET
fcis-5413	74	3	time	time	NOUN
fcis-5413	74	4	,	,	PUNCT
fcis-5413	74	5	in	in	ADP
fcis-5413	74	6	the	the	DET
fcis-5413	74	7	optimization	optimization	NOUN
fcis-5413	74	8	problem	problem	NOUN
fcis-5413	74	9	,	,	PUNCT
fcis-5413	74	10	it	it	PRON
fcis-5413	74	11	is	be	AUX
fcis-5413	74	12	equivalent	equivalent	ADJ
fcis-5413	74	13	to	to	ADP
fcis-5413	74	14	obtaining	obtain	VERB
fcis-5413	74	15	the	the	DET
fcis-5413	74	16	local	local	ADJ
fcis-5413	74	17	optimal	optimal	ADJ
fcis-5413	74	18	solution	solution	NOUN
fcis-5413	74	19	of	of	ADP
fcis-5413	74	20	the	the	DET
fcis-5413	74	21	problem	problem	NOUN
fcis-5413	74	22	.	.	PUNCT
fcis-5413	75	1	if	if	SCONJ
fcis-5413	75	2	the	the	DET
fcis-5413	75	3	rate	rate	NOUN
fcis-5413	75	4	of	of	ADP
fcis-5413	75	5	temperature	temperature	NOUN
fcis-5413	75	6	drop	drop	NOUN
fcis-5413	75	7	is	be	AUX
fcis-5413	75	8	appropriate	appropriate	ADJ
fcis-5413	75	9	,	,	PUNCT
fcis-5413	75	10	the	the	DET
fcis-5413	75	11	atoms	atom	NOUN
fcis-5413	75	12	in	in	ADP
fcis-5413	75	13	the	the	DET
fcis-5413	75	14	crystalline	crystalline	NOUN
fcis-5413	75	15	solid	solid	NOUN
fcis-5413	75	16	can	can	AUX
fcis-5413	75	17	be	be	AUX
fcis-5413	75	18	arranged	arrange	VERB
fcis-5413	75	19	in	in	ADP
fcis-5413	75	20	order	order	NOUN
fcis-5413	75	21	to	to	PART
fcis-5413	75	22	form	form	VERB
fcis-5413	75	23	a	a	DET
fcis-5413	75	24	low	low	ADJ
fcis-5413	75	25	energy	energy	NOUN
fcis-5413	75	26	,	,	PUNCT
fcis-5413	75	27	stable	stable	ADJ
fcis-5413	75	28	and	and	CCONJ
fcis-5413	75	29	regular	regular	ADJ
fcis-5413	75	30	crystalline	crystalline	NOUN
fcis-5413	75	31	solid	solid	ADJ
fcis-5413	75	32	structure	structure	NOUN
fcis-5413	75	33	.	.	PUNCT
fcis-5413	76	1	at	at	ADP
fcis-5413	76	2	this	this	DET
fcis-5413	76	3	time	time	NOUN
fcis-5413	76	4	,	,	PUNCT
fcis-5413	76	5	in	in	ADP
fcis-5413	76	6	the	the	DET
fcis-5413	76	7	optimization	optimization	NOUN
fcis-5413	76	8	problem	problem	NOUN
fcis-5413	76	9	,	,	PUNCT
fcis-5413	76	10	it	it	PRON
fcis-5413	76	11	is	be	AUX
fcis-5413	76	12	equivalent	equivalent	ADJ
fcis-5413	76	13	to	to	ADP
fcis-5413	76	14	obtaining	obtain	VERB
fcis-5413	76	15	the	the	DET
fcis-5413	76	16	global	global	ADJ
fcis-5413	76	17	optimal	optimal	ADJ
fcis-5413	76	18	solution	solution	NOUN
fcis-5413	76	19	of	of	ADP
fcis-5413	76	20	the	the	DET
fcis-5413	76	21	problem	problem	NOUN
fcis-5413	76	22	.	.	PUNCT
fcis-5413	77	1	therefore	therefore	ADV
fcis-5413	77	2	,	,	PUNCT
fcis-5413	77	3	introducing	introduce	VERB
fcis-5413	77	4	this	this	DET
fcis-5413	77	5	process	process	NOUN
fcis-5413	77	6	into	into	ADP
fcis-5413	77	7	the	the	DET
fcis-5413	77	8	field	field	NOUN
fcis-5413	77	9	of	of	ADP
fcis-5413	77	10	combinatorial	combinatorial	ADJ
fcis-5413	77	11	optimization	optimization	NOUN
fcis-5413	77	12	,	,	PUNCT
fcis-5413	77	13	the	the	DET
fcis-5413	77	14	simulated	simulate	VERB
fcis-5413	77	15	annealing	annealing	NOUN
fcis-5413	77	16	algorithm	algorithm	NOUN
fcis-5413	77	17	needs	need	VERB
fcis-5413	77	18	a	a	DET
fcis-5413	77	19	good	good	ADJ
fcis-5413	77	20	annealing	annealing	NOUN
fcis-5413	77	21	process	process	NOUN
fcis-5413	77	22	to	to	PART
fcis-5413	77	23	make	make	VERB
fcis-5413	77	24	the	the	DET
fcis-5413	77	25	solution	solution	NOUN
fcis-5413	77	26	gradually	gradually	ADV
fcis-5413	77	27	orderly	orderly	ADJ
fcis-5413	77	28	in	in	ADP
fcis-5413	77	29	the	the	DET
fcis-5413	77	30	process	process	NOUN
fcis-5413	77	31	of	of	ADP
fcis-5413	77	32	cooling	cool	VERB
fcis-5413	77	33	to	to	PART
fcis-5413	77	34	avoid	avoid	VERB
fcis-5413	77	35	falling	fall	VERB
fcis-5413	77	36	into	into	ADP
fcis-5413	77	37	the	the	DET
fcis-5413	77	38	local	local	ADJ
fcis-5413	77	39	optimal	optimal	ADJ
fcis-5413	77	40	solution	solution	NOUN
fcis-5413	77	41	.	.	PUNCT
fcis-5413	78	1	(	(	PUNCT
fcis-5413	78	2	3	3	X
fcis-5413	78	3	)	)	PUNCT
fcis-5413	78	4	tabu	tabu	NOUN
fcis-5413	78	5	search	search	NOUN
fcis-5413	78	6	algorithm	algorithm	NOUN
fcis-5413	78	7	when	when	SCONJ
fcis-5413	78	8	all	all	DET
fcis-5413	78	9	the	the	DET
fcis-5413	78	10	neighborhoods	neighborhood	NOUN
fcis-5413	78	11	are	be	AUX
fcis-5413	78	12	non	non	ADJ
fcis-5413	78	13	-	-	ADJ
fcis-5413	78	14	improved	improved	ADJ
fcis-5413	78	15	solutions	solution	NOUN
fcis-5413	78	16	,	,	PUNCT
fcis-5413	78	17	ts	ts	PROPN
fcis-5413	78	18	can	can	AUX
fcis-5413	78	19	accept	accept	VERB
fcis-5413	78	20	the	the	DET
fcis-5413	78	21	non	non	ADJ
fcis-5413	78	22	-	-	ADJ
fcis-5413	78	23	improved	improved	ADJ
fcis-5413	78	24	solution	solution	NOUN
fcis-5413	78	25	to	to	PART
fcis-5413	78	26	jump	jump	VERB
fcis-5413	78	27	out	out	ADP
fcis-5413	78	28	of	of	ADP
fcis-5413	78	29	the	the	DET
fcis-5413	78	30	local	local	ADJ
fcis-5413	78	31	optimum	optimum	NOUN
fcis-5413	78	32	,	,	PUNCT
fcis-5413	78	33	and	and	CCONJ
fcis-5413	78	34	replace	replace	VERB
fcis-5413	78	35	the	the	DET
fcis-5413	78	36	current	current	ADJ
fcis-5413	78	37	solution	solution	NOUN
fcis-5413	78	38	when	when	SCONJ
fcis-5413	78	39	finding	find	VERB
fcis-5413	78	40	a	a	DET
fcis-5413	78	41	better	well	ADJ
fcis-5413	78	42	neighborhood	neighborhood	NOUN
fcis-5413	78	43	.	.	PUNCT
fcis-5413	79	1	when	when	SCONJ
fcis-5413	79	2	the	the	DET
fcis-5413	79	3	local	local	ADJ
fcis-5413	79	4	optimal	optimal	ADJ
fcis-5413	79	5	solution	solution	NOUN
fcis-5413	79	6	is	be	AUX
fcis-5413	79	7	reached	reach	VERB
fcis-5413	79	8	,	,	PUNCT
fcis-5413	79	9	ts	ts	ADP
fcis-5413	79	10	continues	continue	VERB
fcis-5413	79	11	to	to	PART
fcis-5413	79	12	search	search	VERB
fcis-5413	79	13	by	by	ADP
fcis-5413	79	14	selecting	select	VERB
fcis-5413	79	15	the	the	DET
fcis-5413	79	16	candidate	candidate	NOUN
fcis-5413	79	17	solution	solution	NOUN
fcis-5413	79	18	that	that	PRON
fcis-5413	79	19	is	be	AUX
fcis-5413	79	20	worse	bad	ADJ
fcis-5413	79	21	than	than	ADP
fcis-5413	79	22	the	the	DET
fcis-5413	79	23	current	current	ADJ
fcis-5413	79	24	solution	solution	NOUN
fcis-5413	79	25	.	.	PUNCT
fcis-5413	80	1	ts	ts	X
fcis-5413	80	2	introduces	introduce	VERB
fcis-5413	80	3	the	the	DET
fcis-5413	80	4	concept	concept	NOUN
fcis-5413	80	5	of	of	ADP
fcis-5413	80	6	tabu	tabu	NOUN
fcis-5413	80	7	table	table	NOUN
fcis-5413	80	8	to	to	PART
fcis-5413	80	9	avoid	avoid	VERB
fcis-5413	80	10	the	the	DET
fcis-5413	80	11	cycle	cycle	NOUN
fcis-5413	80	12	.	.	PUNCT
fcis-5413	81	1	tabu	tabu	NOUN
fcis-5413	81	2	table	table	NOUN
fcis-5413	81	3	is	be	AUX
fcis-5413	81	4	used	use	VERB
fcis-5413	81	5	to	to	PART
fcis-5413	81	6	record	record	VERB
fcis-5413	81	7	the	the	DET
fcis-5413	81	8	tabu	tabu	NOUN
fcis-5413	81	9	movement	movement	NOUN
fcis-5413	81	10	.	.	PUNCT
fcis-5413	82	1	the	the	DET
fcis-5413	82	2	movement	movement	NOUN
fcis-5413	82	3	into	into	ADP
fcis-5413	82	4	the	the	DET
fcis-5413	82	5	tabu	tabu	NOUN
fcis-5413	82	6	table	table	NOUN
fcis-5413	82	7	is	be	AUX
fcis-5413	82	8	prohibited	prohibit	VERB
fcis-5413	82	9	within	within	ADP
fcis-5413	82	10	the	the	DET
fcis-5413	82	11	number	number	NOUN
fcis-5413	82	12	of	of	ADP
fcis-5413	82	13	cycles	cycle	NOUN
fcis-5413	82	14	of	of	ADP
fcis-5413	82	15	the	the	DET
fcis-5413	82	16	tabu	tabu	NOUN
fcis-5413	82	17	length	length	NOUN
fcis-5413	82	18	to	to	PART
fcis-5413	82	19	avoid	avoid	VERB
fcis-5413	82	20	falling	fall	VERB
fcis-5413	82	21	into	into	ADP
fcis-5413	82	22	the	the	DET
fcis-5413	82	23	cycle	cycle	NOUN
fcis-5413	82	24	.	.	PUNCT
fcis-5413	83	1	the	the	DET
fcis-5413	83	2	tabu	tabu	NOUN
fcis-5413	83	3	can	can	AUX
fcis-5413	83	4	be	be	AUX
fcis-5413	83	5	removed	remove	VERB
fcis-5413	83	6	after	after	ADP
fcis-5413	83	7	the	the	DET
fcis-5413	83	8	number	number	NOUN
fcis-5413	83	9	of	of	ADP
fcis-5413	83	10	cycles	cycle	NOUN
fcis-5413	83	11	of	of	ADP
fcis-5413	83	12	the	the	DET
fcis-5413	83	13	tabu	tabu	NOUN
fcis-5413	83	14	length	length	NOUN
fcis-5413	83	15	.	.	PUNCT
fcis-5413	84	1	(	(	PUNCT
fcis-5413	84	2	4	4	X
fcis-5413	84	3	)	)	PUNCT
fcis-5413	84	4	iterated	iterate	VERB
fcis-5413	84	5	local	local	ADJ
fcis-5413	84	6	search	search	NOUN
fcis-5413	84	7	algorithm	algorithm	NOUN
fcis-5413	84	8	ils	ils	NOUN
fcis-5413	84	9	is	be	AUX
fcis-5413	84	10	a	a	DET
fcis-5413	84	11	simple	simple	ADJ
fcis-5413	84	12	and	and	CCONJ
fcis-5413	84	13	effective	effective	ADJ
fcis-5413	84	14	meta	meta	ADJ
fcis-5413	84	15	-	-	PUNCT
fcis-5413	84	16	heuristic	heuristic	ADJ
fcis-5413	84	17	method	method	NOUN
fcis-5413	84	18	.	.	PUNCT
fcis-5413	85	1	the	the	DET
fcis-5413	85	2	local	local	ADJ
fcis-5413	85	3	search	search	NOUN
fcis-5413	85	4	algorithm	algorithm	NOUN
fcis-5413	85	5	can	can	AUX
fcis-5413	85	6	be	be	AUX
fcis-5413	85	7	used	use	VERB
fcis-5413	85	8	for	for	ADP
fcis-5413	85	9	the	the	DET
fcis-5413	85	10	initial	initial	ADJ
fcis-5413	85	11	solution	solution	NOUN
fcis-5413	85	12	until	until	SCONJ
fcis-5413	85	13	the	the	DET
fcis-5413	85	14	local	local	ADJ
fcis-5413	85	15	optimum	optimum	NOUN
fcis-5413	85	16	is	be	AUX
fcis-5413	85	17	reached	reach	VERB
fcis-5413	85	18	,	,	PUNCT
fcis-5413	85	19	and	and	CCONJ
fcis-5413	85	20	then	then	ADV
fcis-5413	85	21	the	the	DET
fcis-5413	85	22	local	local	ADJ
fcis-5413	85	23	search	search	NOUN
fcis-5413	85	24	can	can	AUX
fcis-5413	85	25	be	be	AUX
fcis-5413	85	26	restarted	restart	VERB
fcis-5413	85	27	to	to	PART
fcis-5413	85	28	disturb	disturb	VERB
fcis-5413	85	29	the	the	DET
fcis-5413	85	30	previous	previous	ADJ
fcis-5413	85	31	solution	solution	NOUN
fcis-5413	85	32	.	.	PUNCT
fcis-5413	86	1	through	through	ADP
fcis-5413	86	2	this	this	DET
fcis-5413	86	3	perturbation	perturbation	NOUN
fcis-5413	86	4	,	,	PUNCT
fcis-5413	86	5	the	the	DET
fcis-5413	86	6	local	local	ADJ
fcis-5413	86	7	optimum	optimum	NOUN
fcis-5413	86	8	can	can	AUX
fcis-5413	86	9	be	be	AUX
fcis-5413	86	10	skipped	skip	VERB
fcis-5413	86	11	.	.	PUNCT
fcis-5413	87	1	when	when	SCONJ
fcis-5413	87	2	the	the	DET
fcis-5413	87	3	conditions	condition	NOUN
fcis-5413	87	4	to	to	PART
fcis-5413	87	5	be	be	AUX
fcis-5413	87	6	met	meet	VERB
fcis-5413	87	7	are	be	AUX
fcis-5413	87	8	met	meet	VERB
fcis-5413	87	9	,	,	PUNCT
fcis-5413	87	10	the	the	DET
fcis-5413	87	11	new	new	ADJ
fcis-5413	87	12	solution	solution	NOUN
fcis-5413	87	13	can	can	AUX
fcis-5413	87	14	be	be	AUX
fcis-5413	87	15	accepted	accept	VERB
fcis-5413	87	16	as	as	ADP
fcis-5413	87	17	the	the	DET
fcis-5413	87	18	current	current	ADJ
fcis-5413	87	19	solution	solution	NOUN
fcis-5413	87	20	.	.	PUNCT
fcis-5413	88	1	the	the	DET
fcis-5413	88	2	perturbation	perturbation	NOUN
fcis-5413	88	3	operator	operator	NOUN
fcis-5413	88	4	can	can	AUX
fcis-5413	88	5	be	be	AUX
fcis-5413	88	6	regarded	regard	VERB
fcis-5413	88	7	as	as	ADP
fcis-5413	88	8	a	a	DET
fcis-5413	88	9	large	large	ADJ
fcis-5413	88	10	random	random	ADJ
fcis-5413	88	11	shift	shift	NOUN
fcis-5413	88	12	of	of	ADP
fcis-5413	88	13	the	the	DET
fcis-5413	88	14	current	current	ADJ
fcis-5413	88	15	solution	solution	NOUN
fcis-5413	88	16	.	.	PUNCT
fcis-5413	89	1	the	the	DET
fcis-5413	89	2	operator	operator	NOUN
fcis-5413	89	3	should	should	AUX
fcis-5413	89	4	retain	retain	VERB
fcis-5413	89	5	part	part	NOUN
fcis-5413	89	6	of	of	ADP
fcis-5413	89	7	the	the	DET
fcis-5413	89	8	solution	solution	NOUN
fcis-5413	89	9	and	and	CCONJ
fcis-5413	89	10	strongly	strongly	ADV
fcis-5413	89	11	interfere	interfere	VERB
fcis-5413	89	12	with	with	ADP
fcis-5413	89	13	the	the	DET
fcis-5413	89	14	other	other	ADJ
fcis-5413	89	15	part	part	NOUN
fcis-5413	89	16	of	of	ADP
fcis-5413	89	17	the	the	DET
fcis-5413	89	18	solution	solution	NOUN
fcis-5413	89	19	to	to	PART
fcis-5413	89	20	generate	generate	VERB
fcis-5413	89	21	a	a	DET
fcis-5413	89	22	new	new	ADJ
fcis-5413	89	23	solution	solution	NOUN
fcis-5413	89	24	.	.	PUNCT
fcis-5413	90	1	(	(	PUNCT
fcis-5413	90	2	5	5	X
fcis-5413	90	3	)	)	PUNCT
fcis-5413	90	4	variable	variable	ADJ
fcis-5413	90	5	neighborhood	neighborhood	NOUN
fcis-5413	90	6	search	search	NOUN
fcis-5413	90	7	algorithm	algorithm	NOUN
fcis-5413	90	8	vns	vns	PROPN
fcis-5413	90	9	continues	continue	VERB
fcis-5413	90	10	to	to	PART
fcis-5413	90	11	explore	explore	VERB
fcis-5413	90	12	the	the	DET
fcis-5413	90	13	neighborhood	neighborhood	NOUN
fcis-5413	90	14	of	of	ADP
fcis-5413	90	15	the	the	DET
fcis-5413	90	16	current	current	ADJ
fcis-5413	90	17	solution	solution	NOUN
fcis-5413	90	18	,	,	PUNCT
fcis-5413	90	19	and	and	CCONJ
fcis-5413	90	20	will	will	AUX
fcis-5413	90	21	accept	accept	VERB
fcis-5413	90	22	the	the	DET
fcis-5413	90	23	new	new	ADJ
fcis-5413	90	24	solution	solution	NOUN
fcis-5413	90	25	only	only	ADV
fcis-5413	90	26	when	when	SCONJ
fcis-5413	90	27	it	it	PRON
fcis-5413	90	28	is	be	AUX
fcis-5413	90	29	improved	improve	VERB
fcis-5413	90	30	.	.	PUNCT
fcis-5413	91	1	this	this	DET
fcis-5413	91	2	way	way	NOUN
fcis-5413	91	3	can	can	AUX
fcis-5413	91	4	ensure	ensure	VERB
fcis-5413	91	5	that	that	SCONJ
fcis-5413	91	6	the	the	DET
fcis-5413	91	7	current	current	ADJ
fcis-5413	91	8	solution	solution	NOUN
fcis-5413	91	9	is	be	AUX
fcis-5413	91	10	the	the	DET
fcis-5413	91	11	optimal	optimal	ADJ
fcis-5413	91	12	solution	solution	NOUN
fcis-5413	91	13	and	and	CCONJ
fcis-5413	91	14	has	have	VERB
fcis-5413	91	15	the	the	DET
fcis-5413	91	16	hope	hope	NOUN
fcis-5413	91	17	of	of	ADP
fcis-5413	91	18	obtaining	obtain	VERB
fcis-5413	91	19	a	a	DET
fcis-5413	91	20	better	well	ADJ
fcis-5413	91	21	solution	solution	NOUN
fcis-5413	91	22	.	.	PUNCT
fcis-5413	92	1	the	the	DET
fcis-5413	92	2	main	main	ADJ
fcis-5413	92	3	cycle	cycle	NOUN
fcis-5413	92	4	of	of	ADP
fcis-5413	92	5	vns	vns	PROPN
fcis-5413	92	6	consists	consist	NOUN
fcis-5413	92	7	of	of	ADP
fcis-5413	92	8	three	three	NUM
fcis-5413	92	9	stages	stage	NOUN
fcis-5413	92	10	:	:	PUNCT
fcis-5413	92	11	concussion	concussion	NOUN
fcis-5413	92	12	,	,	PUNCT
fcis-5413	92	13	local	local	ADJ
fcis-5413	92	14	search	search	NOUN
fcis-5413	92	15	and	and	CCONJ
fcis-5413	92	16	movement	movement	NOUN
fcis-5413	92	17	.	.	PUNCT
fcis-5413	93	1	the	the	DET
fcis-5413	93	2	goal	goal	NOUN
fcis-5413	93	3	of	of	ADP
fcis-5413	93	4	oscillation	oscillation	NOUN
fcis-5413	93	5	is	be	AUX
fcis-5413	93	6	to	to	PART
fcis-5413	93	7	perturb	perturb	VERB
fcis-5413	93	8	the	the	DET
fcis-5413	93	9	solution	solution	NOUN
fcis-5413	93	10	to	to	PART
fcis-5413	93	11	obtain	obtain	VERB
fcis-5413	93	12	the	the	DET
fcis-5413	93	13	starting	starting	NOUN
fcis-5413	93	14	point	point	NOUN
fcis-5413	93	15	of	of	ADP
fcis-5413	93	16	local	local	ADJ
fcis-5413	93	17	search	search	NOUN
fcis-5413	93	18	.	.	PUNCT
fcis-5413	94	1	systematic	systematic	ADJ
fcis-5413	94	2	increase	increase	NOUN
fcis-5413	94	3	of	of	ADP
fcis-5413	94	4	neighborhood	neighborhood	NOUN
fcis-5413	94	5	108	108	NUM
fcis-5413	94	6	selection	selection	NOUN
fcis-5413	94	7	can	can	AUX
fcis-5413	94	8	increase	increase	VERB
fcis-5413	94	9	the	the	DET
fcis-5413	94	10	diversity	diversity	NOUN
fcis-5413	94	11	of	of	ADP
fcis-5413	94	12	solutions	solution	NOUN
fcis-5413	94	13	.	.	PUNCT
fcis-5413	95	1	(	(	PUNCT
fcis-5413	95	2	6	6	X
fcis-5413	95	3	)	)	PUNCT
fcis-5413	95	4	particle	particle	NOUN
fcis-5413	95	5	swarm	swarm	NOUN
fcis-5413	95	6	optimization	optimization	NOUN
fcis-5413	95	7	algorithm	algorithm	NOUN
fcis-5413	95	8	pso	pso	NOUN
fcis-5413	95	9	simulates	simulate	VERB
fcis-5413	95	10	the	the	DET
fcis-5413	95	11	social	social	ADJ
fcis-5413	95	12	behavior	behavior	NOUN
fcis-5413	95	13	and	and	CCONJ
fcis-5413	95	14	movement	movement	NOUN
fcis-5413	95	15	of	of	ADP
fcis-5413	95	16	natural	natural	ADJ
fcis-5413	95	17	organisms	organism	NOUN
fcis-5413	95	18	,	,	PUNCT
fcis-5413	95	19	such	such	ADJ
fcis-5413	95	20	as	as	ADP
fcis-5413	95	21	bird	bird	NOUN
fcis-5413	95	22	habitat	habitat	NOUN
fcis-5413	95	23	and	and	CCONJ
fcis-5413	95	24	fish	fish	NOUN
fcis-5413	95	25	clustering	clustering	NOUN
fcis-5413	95	26	.	.	PUNCT
fcis-5413	96	1	in	in	ADP
fcis-5413	96	2	each	each	DET
fcis-5413	96	3	iteration	iteration	NOUN
fcis-5413	96	4	,	,	PUNCT
fcis-5413	96	5	a	a	DET
fcis-5413	96	6	particle	particle	NOUN
fcis-5413	96	7	moves	move	VERB
fcis-5413	96	8	from	from	ADP
fcis-5413	96	9	one	one	NUM
fcis-5413	96	10	position	position	NOUN
fcis-5413	96	11	to	to	ADP
fcis-5413	96	12	another	another	PRON
fcis-5413	96	13	in	in	ADP
fcis-5413	96	14	the	the	DET
fcis-5413	96	15	decision	decision	NOUN
fcis-5413	96	16	space	space	NOUN
fcis-5413	96	17	,	,	PUNCT
fcis-5413	96	18	making	make	VERB
fcis-5413	96	19	optimal	optimal	ADJ
fcis-5413	96	20	use	use	NOUN
fcis-5413	96	21	of	of	ADP
fcis-5413	96	22	the	the	DET
fcis-5413	96	23	cooperation	cooperation	NOUN
fcis-5413	96	24	between	between	ADP
fcis-5413	96	25	particles	particle	NOUN
fcis-5413	96	26	,	,	PUNCT
fcis-5413	96	27	and	and	CCONJ
fcis-5413	96	28	the	the	DET
fcis-5413	96	29	success	success	NOUN
fcis-5413	96	30	of	of	ADP
fcis-5413	96	31	some	some	DET
fcis-5413	96	32	particles	particle	NOUN
fcis-5413	96	33	will	will	AUX
fcis-5413	96	34	affect	affect	VERB
fcis-5413	96	35	the	the	DET
fcis-5413	96	36	behavior	behavior	NOUN
fcis-5413	96	37	of	of	ADP
fcis-5413	96	38	their	their	PRON
fcis-5413	96	39	peers	peer	NOUN
fcis-5413	96	40	.	.	PUNCT
fcis-5413	97	1	each	each	DET
fcis-5413	97	2	particle	particle	NOUN
fcis-5413	97	3	adjusts	adjust	VERB
fcis-5413	97	4	its	its	PRON
fcis-5413	97	5	position	position	NOUN
fcis-5413	97	6	to	to	ADP
fcis-5413	97	7	the	the	DET
fcis-5413	97	8	global	global	ADJ
fcis-5413	97	9	optimum	optimum	NOUN
fcis-5413	97	10	in	in	ADP
fcis-5413	97	11	turn	turn	NOUN
fcis-5413	97	12	according	accord	VERB
fcis-5413	97	13	to	to	ADP
fcis-5413	97	14	two	two	NUM
fcis-5413	97	15	conditions	condition	NOUN
fcis-5413	97	16	:	:	PUNCT
fcis-5413	97	17	the	the	DET
fcis-5413	97	18	best	good	ADJ
fcis-5413	97	19	position	position	NOUN
fcis-5413	97	20	for	for	ADP
fcis-5413	97	21	its	its	PRON
fcis-5413	97	22	access	access	NOUN
fcis-5413	97	23	and	and	CCONJ
fcis-5413	97	24	the	the	DET
fcis-5413	97	25	best	good	ADJ
fcis-5413	97	26	position	position	NOUN
fcis-5413	97	27	for	for	ADP
fcis-5413	97	28	group	group	NOUN
fcis-5413	97	29	access	access	NOUN
fcis-5413	97	30	.	.	PUNCT
fcis-5413	98	1	the	the	DET
fcis-5413	98	2	particle	particle	NOUN
fcis-5413	98	3	neighborhood	neighborhood	NOUN
fcis-5413	98	4	defines	define	VERB
fcis-5413	98	5	the	the	DET
fcis-5413	98	6	degree	degree	NOUN
fcis-5413	98	7	of	of	ADP
fcis-5413	98	8	communication	communication	NOUN
fcis-5413	98	9	between	between	ADP
fcis-5413	98	10	particles	particle	NOUN
fcis-5413	98	11	.	.	PUNCT
fcis-5413	99	1	the	the	DET
fcis-5413	99	2	use	use	NOUN
fcis-5413	99	3	of	of	ADP
fcis-5413	99	4	large	large	ADJ
fcis-5413	99	5	neighborhood	neighborhood	NOUN
fcis-5413	99	6	can	can	AUX
fcis-5413	99	7	strengthen	strengthen	VERB
fcis-5413	99	8	the	the	DET
fcis-5413	99	9	search	search	NOUN
fcis-5413	99	10	for	for	ADP
fcis-5413	99	11	the	the	DET
fcis-5413	99	12	global	global	ADJ
fcis-5413	99	13	optimal	optimal	ADJ
fcis-5413	99	14	solution	solution	NOUN
fcis-5413	99	15	,	,	PUNCT
fcis-5413	99	16	and	and	CCONJ
fcis-5413	99	17	the	the	DET
fcis-5413	99	18	use	use	NOUN
fcis-5413	99	19	of	of	ADP
fcis-5413	99	20	small	small	ADJ
fcis-5413	99	21	neighborhood	neighborhood	NOUN
fcis-5413	99	22	can	can	AUX
fcis-5413	99	23	strengthen	strengthen	VERB
fcis-5413	99	24	the	the	DET
fcis-5413	99	25	diversity	diversity	NOUN
fcis-5413	99	26	of	of	ADP
fcis-5413	99	27	search	search	NOUN
fcis-5413	99	28	space	space	NOUN
fcis-5413	99	29	.	.	PUNCT
fcis-5413	100	1	5	5	X
fcis-5413	100	2	.	.	X
fcis-5413	100	3	conclusion	conclusion	VERB
fcis-5413	100	4	the	the	DET
fcis-5413	100	5	vehicle	vehicle	NOUN
fcis-5413	100	6	routing	routing	NOUN
fcis-5413	100	7	problem	problem	NOUN
fcis-5413	100	8	has	have	AUX
fcis-5413	100	9	always	always	ADV
fcis-5413	100	10	been	be	AUX
fcis-5413	100	11	the	the	DET
fcis-5413	100	12	research	research	NOUN
fcis-5413	100	13	focus	focus	NOUN
fcis-5413	100	14	of	of	ADP
fcis-5413	100	15	scholars	scholar	NOUN
fcis-5413	100	16	at	at	ADP
fcis-5413	100	17	home	home	NOUN
fcis-5413	100	18	and	and	CCONJ
fcis-5413	100	19	abroad	abroad	ADV
fcis-5413	100	20	.	.	PUNCT
fcis-5413	101	1	through	through	ADP
fcis-5413	101	2	continuous	continuous	ADJ
fcis-5413	101	3	theoretical	theoretical	ADJ
fcis-5413	101	4	research	research	NOUN
fcis-5413	101	5	,	,	PUNCT
fcis-5413	101	6	various	various	ADJ
fcis-5413	101	7	variants	variant	NOUN
fcis-5413	101	8	and	and	CCONJ
fcis-5413	101	9	mathematical	mathematical	ADJ
fcis-5413	101	10	models	model	NOUN
fcis-5413	101	11	have	have	AUX
fcis-5413	101	12	been	be	AUX
fcis-5413	101	13	derived	derive	VERB
fcis-5413	101	14	.	.	PUNCT
fcis-5413	102	1	in	in	ADP
fcis-5413	102	2	order	order	NOUN
fcis-5413	102	3	to	to	PART
fcis-5413	102	4	solve	solve	VERB
fcis-5413	102	5	these	these	DET
fcis-5413	102	6	problems	problem	NOUN
fcis-5413	102	7	,	,	PUNCT
fcis-5413	102	8	new	new	ADJ
fcis-5413	102	9	algorithms	algorithm	NOUN
fcis-5413	102	10	have	have	AUX
fcis-5413	102	11	also	also	ADV
fcis-5413	102	12	been	be	AUX
fcis-5413	102	13	proposed	propose	VERB
fcis-5413	102	14	.	.	PUNCT
fcis-5413	103	1	the	the	DET
fcis-5413	103	2	mathematical	mathematical	ADJ
fcis-5413	103	3	model	model	NOUN
fcis-5413	103	4	of	of	ADP
fcis-5413	103	5	vehicle	vehicle	NOUN
fcis-5413	103	6	routing	routing	NOUN
fcis-5413	103	7	problem	problem	NOUN
fcis-5413	103	8	is	be	AUX
fcis-5413	103	9	a	a	DET
fcis-5413	103	10	0	0	NUM
fcis-5413	103	11	-	-	SYM
fcis-5413	103	12	1	1	NUM
fcis-5413	103	13	mixed	mixed	ADJ
fcis-5413	103	14	integer	integer	NOUN
fcis-5413	103	15	programming	programming	NOUN
fcis-5413	103	16	model	model	NOUN
fcis-5413	103	17	,	,	PUNCT
fcis-5413	103	18	so	so	ADV
fcis-5413	103	19	solving	solve	VERB
fcis-5413	103	20	a	a	DET
fcis-5413	103	21	vehicle	vehicle	NOUN
fcis-5413	103	22	routing	routing	NOUN
fcis-5413	103	23	problem	problem	NOUN
fcis-5413	103	24	is	be	AUX
fcis-5413	103	25	essentially	essentially	ADV
fcis-5413	103	26	solving	solve	VERB
fcis-5413	103	27	a	a	DET
fcis-5413	103	28	mixed	mixed	ADJ
fcis-5413	103	29	integer	integer	NOUN
fcis-5413	103	30	programming	programming	NOUN
fcis-5413	103	31	model	model	NOUN
fcis-5413	103	32	.	.	PUNCT
fcis-5413	104	1	at	at	ADP
fcis-5413	104	2	present	present	ADJ
fcis-5413	104	3	,	,	PUNCT
fcis-5413	104	4	there	there	PRON
fcis-5413	104	5	are	be	VERB
fcis-5413	104	6	many	many	ADJ
fcis-5413	104	7	methods	method	NOUN
fcis-5413	104	8	to	to	PART
fcis-5413	104	9	solve	solve	VERB
fcis-5413	104	10	this	this	DET
fcis-5413	104	11	kind	kind	NOUN
fcis-5413	104	12	of	of	ADP
fcis-5413	104	13	mixed	mixed	ADJ
fcis-5413	104	14	integer	integer	NOUN
fcis-5413	104	15	programming	programming	NOUN
fcis-5413	104	16	problem	problem	NOUN
fcis-5413	104	17	,	,	PUNCT
fcis-5413	104	18	which	which	PRON
fcis-5413	104	19	are	be	AUX
fcis-5413	104	20	generally	generally	ADV
fcis-5413	104	21	divided	divide	VERB
fcis-5413	104	22	into	into	ADP
fcis-5413	104	23	two	two	NUM
fcis-5413	104	24	methods	method	NOUN
fcis-5413	104	25	:	:	PUNCT
fcis-5413	104	26	precise	precise	ADJ
fcis-5413	104	27	algorithm	algorithm	NOUN
fcis-5413	104	28	and	and	CCONJ
fcis-5413	104	29	heuristic	heuristic	ADJ
fcis-5413	104	30	algorithm	algorithm	NOUN
fcis-5413	104	31	.	.	PUNCT
fcis-5413	105	1	the	the	DET
fcis-5413	105	2	precise	precise	ADJ
fcis-5413	105	3	algorithm	algorithm	NOUN
fcis-5413	105	4	can	can	AUX
fcis-5413	105	5	directly	directly	ADV
fcis-5413	105	6	solve	solve	VERB
fcis-5413	105	7	the	the	DET
fcis-5413	105	8	exact	exact	ADJ
fcis-5413	105	9	optimal	optimal	ADJ
fcis-5413	105	10	solution	solution	NOUN
fcis-5413	105	11	of	of	ADP
fcis-5413	105	12	the	the	DET
fcis-5413	105	13	problem	problem	NOUN
fcis-5413	105	14	,	,	PUNCT
fcis-5413	105	15	but	but	CCONJ
fcis-5413	105	16	it	it	PRON
fcis-5413	105	17	can	can	AUX
fcis-5413	105	18	only	only	ADV
fcis-5413	105	19	be	be	AUX
fcis-5413	105	20	used	use	VERB
fcis-5413	105	21	to	to	PART
fcis-5413	105	22	solve	solve	VERB
fcis-5413	105	23	the	the	DET
fcis-5413	105	24	vehicle	vehicle	NOUN
fcis-5413	105	25	routing	routing	NOUN
fcis-5413	105	26	problem	problem	NOUN
fcis-5413	105	27	with	with	ADP
fcis-5413	105	28	a	a	DET
fcis-5413	105	29	small	small	ADJ
fcis-5413	105	30	scale	scale	NOUN
fcis-5413	105	31	;	;	PUNCT
fcis-5413	105	32	for	for	ADP
fcis-5413	105	33	large	large	ADJ
fcis-5413	105	34	-	-	PUNCT
fcis-5413	105	35	scale	scale	NOUN
fcis-5413	105	36	problems	problem	NOUN
fcis-5413	105	37	,	,	PUNCT
fcis-5413	105	38	it	it	PRON
fcis-5413	105	39	is	be	AUX
fcis-5413	105	40	usually	usually	ADV
fcis-5413	105	41	difficult	difficult	ADJ
fcis-5413	105	42	to	to	PART
fcis-5413	105	43	find	find	VERB
fcis-5413	105	44	the	the	DET
fcis-5413	105	45	optimal	optimal	ADJ
fcis-5413	105	46	solution	solution	NOUN
fcis-5413	105	47	of	of	ADP
fcis-5413	105	48	the	the	DET
fcis-5413	105	49	problem	problem	NOUN
fcis-5413	105	50	in	in	ADP
fcis-5413	105	51	a	a	DET
fcis-5413	105	52	certain	certain	ADJ
fcis-5413	105	53	time	time	NOUN
fcis-5413	105	54	by	by	ADP
fcis-5413	105	55	precise	precise	ADJ
fcis-5413	105	56	algorithms	algorithm	NOUN
fcis-5413	105	57	,	,	PUNCT
fcis-5413	105	58	so	so	CCONJ
fcis-5413	105	59	the	the	DET
fcis-5413	105	60	precise	precise	ADJ
fcis-5413	105	61	algorithms	algorithm	NOUN
fcis-5413	105	62	can	can	AUX
fcis-5413	105	63	not	not	PART
fcis-5413	105	64	be	be	AUX
fcis-5413	105	65	applied	apply	VERB
fcis-5413	105	66	to	to	PART
fcis-5413	105	67	solve	solve	VERB
fcis-5413	105	68	a	a	DET
fcis-5413	105	69	class	class	NOUN
fcis-5413	105	70	of	of	ADP
fcis-5413	105	71	largescale	largescale	NOUN
fcis-5413	105	72	vehicle	vehicle	NOUN
fcis-5413	105	73	routing	routing	NOUN
fcis-5413	105	74	problems	problem	NOUN
fcis-5413	105	75	.	.	PUNCT
fcis-5413	106	1	the	the	DET
fcis-5413	106	2	heuristic	heuristic	ADJ
fcis-5413	106	3	algorithm	algorithm	NOUN
fcis-5413	106	4	can	can	AUX
fcis-5413	106	5	be	be	AUX
fcis-5413	106	6	divided	divide	VERB
fcis-5413	106	7	into	into	ADP
fcis-5413	106	8	single	single	ADJ
fcis-5413	106	9	scheme	scheme	NOUN
fcis-5413	106	10	meta	meta	ADJ
fcis-5413	106	11	-	-	PUNCT
fcis-5413	106	12	heuristic	heuristic	ADJ
fcis-5413	106	13	algorithm	algorithm	NOUN
fcis-5413	106	14	,	,	PUNCT
fcis-5413	106	15	population	population	NOUN
fcis-5413	106	16	-	-	PUNCT
fcis-5413	106	17	based	base	VERB
fcis-5413	106	18	meta	meta	ADJ
fcis-5413	106	19	-	-	PUNCT
fcis-5413	106	20	heuristic	heuristic	ADJ
fcis-5413	106	21	algorithm	algorithm	NOUN
fcis-5413	106	22	and	and	CCONJ
fcis-5413	106	23	hybrid	hybrid	ADJ
fcis-5413	106	24	heuristic	heuristic	ADJ
fcis-5413	106	25	algorithm	algorithm	NOUN
fcis-5413	106	26	according	accord	VERB
fcis-5413	106	27	to	to	ADP
fcis-5413	106	28	its	its	PRON
fcis-5413	106	29	source	source	NOUN
fcis-5413	106	30	.	.	PUNCT
fcis-5413	107	1	it	it	PRON
fcis-5413	107	2	can	can	AUX
fcis-5413	107	3	solve	solve	VERB
fcis-5413	107	4	the	the	DET
fcis-5413	107	5	vehicle	vehicle	NOUN
fcis-5413	107	6	routing	routing	NOUN
fcis-5413	107	7	problem	problem	NOUN
fcis-5413	107	8	of	of	ADP
fcis-5413	107	9	a	a	DET
fcis-5413	107	10	larger	large	ADJ
fcis-5413	107	11	scale	scale	NOUN
fcis-5413	107	12	of	of	ADP
fcis-5413	107	13	examples	example	NOUN
fcis-5413	107	14	in	in	ADP
fcis-5413	107	15	a	a	DET
fcis-5413	107	16	certain	certain	ADJ
fcis-5413	107	17	time	time	NOUN
fcis-5413	107	18	,	,	PUNCT
fcis-5413	107	19	but	but	CCONJ
fcis-5413	107	20	it	it	PRON
fcis-5413	107	21	may	may	AUX
fcis-5413	107	22	not	not	PART
fcis-5413	107	23	be	be	AUX
fcis-5413	107	24	able	able	ADJ
fcis-5413	107	25	to	to	PART
fcis-5413	107	26	obtain	obtain	VERB
fcis-5413	107	27	the	the	DET
fcis-5413	107	28	optimal	optimal	ADJ
fcis-5413	107	29	solution	solution	NOUN
fcis-5413	107	30	of	of	ADP
fcis-5413	107	31	the	the	DET
fcis-5413	107	32	problem	problem	NOUN
fcis-5413	107	33	,	,	PUNCT
fcis-5413	107	34	and	and	CCONJ
fcis-5413	107	35	in	in	ADP
fcis-5413	107	36	many	many	ADJ
fcis-5413	107	37	cases	case	NOUN
fcis-5413	107	38	,	,	PUNCT
fcis-5413	107	39	it	it	PRON
fcis-5413	107	40	can	can	AUX
fcis-5413	107	41	only	only	ADV
fcis-5413	107	42	obtain	obtain	VERB
fcis-5413	107	43	the	the	DET
fcis-5413	107	44	approximate	approximate	ADJ
fcis-5413	107	45	feasible	feasible	ADJ
fcis-5413	107	46	solution	solution	NOUN
fcis-5413	107	47	of	of	ADP
fcis-5413	107	48	the	the	DET
fcis-5413	107	49	problem	problem	NOUN
fcis-5413	107	50	.	.	PUNCT
fcis-5413	108	1	references	reference	NOUN
fcis-5413	108	2	[	[	X
fcis-5413	108	3	1	1	X
fcis-5413	108	4	]	]	PUNCT
fcis-5413	108	5	dantzig	dantzig	NOUN
fcis-5413	108	6	g	g	PROPN
fcis-5413	108	7	b	b	PROPN
fcis-5413	108	8	,	,	PUNCT
fcis-5413	108	9	ramser	ramser	PROPN
fcis-5413	109	1	j	j	PROPN
fcis-5413	109	2	h.	h.	PROPN
fcis-5413	109	3	the	the	DET
fcis-5413	109	4	truck	truck	NOUN
fcis-5413	109	5	dispatching	dispatch	VERB
fcis-5413	109	6	problem[j	problem[j	NOUN
fcis-5413	109	7	]	]	PUNCT
fcis-5413	109	8	.	.	PUNCT
fcis-5413	110	1	management	management	NOUN
fcis-5413	110	2	science,1959	science,1959	NOUN
fcis-5413	110	3	,	,	PUNCT
fcis-5413	110	4	6(1):80	6(1):80	NUM
fcis-5413	110	5	-	-	SYM
fcis-5413	110	6	91	91	NUM
fcis-5413	110	7	.	.	PUNCT
fcis-5413	111	1	[	[	X
fcis-5413	111	2	2	2	NUM
fcis-5413	111	3	]	]	PUNCT
fcis-5413	111	4	letchford	letchford	NOUN
fcis-5413	111	5	a	a	DET
fcis-5413	111	6	n	n	CCONJ
fcis-5413	111	7	,	,	PUNCT
fcis-5413	111	8	lysgaard	lysgaard	PROPN
fcis-5413	111	9	j	j	PROPN
fcis-5413	111	10	,	,	PUNCT
fcis-5413	111	11	eglese	eglese	PROPN
fcis-5413	111	12	r	r	PROPN
fcis-5413	111	13	w.	w.	PROPN
fcis-5413	111	14	a	a	DET
fcis-5413	111	15	branch	branch	NOUN
fcis-5413	111	16	-	-	PUNCT
fcis-5413	111	17	and	and	CCONJ
fcis-5413	111	18	-	-	PUNCT
fcis-5413	111	19	cut	cut	NOUN
fcis-5413	111	20	algorithm	algorithm	NOUN
fcis-5413	111	21	for	for	ADP
fcis-5413	111	22	the	the	DET
fcis-5413	111	23	capacitated	capacitate	VERB
fcis-5413	111	24	open	open	ADJ
fcis-5413	111	25	vehicle	vehicle	NOUN
fcis-5413	111	26	routing	route	VERB
fcis-5413	111	27	problem[j	problem[j	NOUN
fcis-5413	111	28	]	]	PUNCT
fcis-5413	111	29	.	.	PUNCT
fcis-5413	112	1	journal	journal	PROPN
fcis-5413	112	2	of	of	ADP
fcis-5413	112	3	the	the	DET
fcis-5413	112	4	operational	operational	ADJ
fcis-5413	112	5	research	research	NOUN
fcis-5413	112	6	society	society	NOUN
fcis-5413	112	7	,	,	PUNCT
fcis-5413	112	8	2007	2007	NUM
fcis-5413	112	9	,	,	PUNCT
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fcis-5413	112	12	1642	1642	NUM
fcis-5413	112	13	-	-	SYM
fcis-5413	112	14	1651	1651	NUM
fcis-5413	112	15	.	.	PUNCT
fcis-5413	113	1	[	[	X
fcis-5413	113	2	3	3	NUM
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fcis-5413	113	4	letchford	letchford	NOUN
fcis-5413	113	5	a	a	DET
fcis-5413	113	6	n	n	CCONJ
fcis-5413	113	7	,	,	PUNCT
fcis-5413	113	8	lysgaard	lysgaard	PROPN
fcis-5413	113	9	j	j	PROPN
fcis-5413	113	10	,	,	PUNCT
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fcis-5413	113	12	r	r	PROPN
fcis-5413	113	13	w.	w.	PROPN
fcis-5413	113	14	a	a	DET
fcis-5413	113	15	branch	branch	NOUN
fcis-5413	113	16	-	-	PUNCT
fcis-5413	113	17	and	and	CCONJ
fcis-5413	113	18	-	-	PUNCT
fcis-5413	113	19	cut	cut	NOUN
fcis-5413	113	20	algorithm	algorithm	NOUN
fcis-5413	113	21	for	for	ADP
fcis-5413	113	22	the	the	DET
fcis-5413	113	23	capacitated	capacitate	VERB
fcis-5413	113	24	open	open	ADJ
fcis-5413	113	25	vehicle	vehicle	NOUN
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fcis-5413	114	1	journal	journal	PROPN
fcis-5413	114	2	of	of	ADP
fcis-5413	114	3	the	the	DET
fcis-5413	114	4	operational	operational	ADJ
fcis-5413	114	5	research	research	NOUN
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fcis-5413	114	7	,	,	PUNCT
fcis-5413	114	8	2007	2007	NUM
fcis-5413	114	9	,	,	PUNCT
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fcis-5413	114	11	):	):	PUNCT
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fcis-5413	114	13	-	-	SYM
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fcis-5413	115	1	[	[	X
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fcis-5413	115	5	z	z	PROPN
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fcis-5413	115	13	-	-	PUNCT
fcis-5413	115	14	price	price	NOUN
fcis-5413	115	15	algorithm	algorithm	NOUN
fcis-5413	115	16	for	for	ADP
fcis-5413	115	17	two	two	NUM
fcis-5413	115	18	-	-	PUNCT
fcis-5413	115	19	echelon	echelon	NOUN
fcis-5413	115	20	electric	electric	ADJ
fcis-5413	115	21	vehicle	vehicle	NOUN
fcis-5413	115	22	routing	route	VERB
fcis-5413	115	23	problem[j	problem[j	NOUN
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fcis-5413	116	2	&	&	CCONJ
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fcis-5413	116	4	systems	system	NOUN
fcis-5413	116	5	,	,	PUNCT
fcis-5413	116	6	2021	2021	NUM
fcis-5413	116	7	:	:	PUNCT
fcis-5413	116	8	1	1	NUM
fcis-5413	116	9	-	-	SYM
fcis-5413	116	10	16	16	NUM
fcis-5413	116	11	.	.	PUNCT
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fcis-5413	117	5	r.	r.	PROPN
fcis-5413	117	6	dynamic	dynamic	ADJ
fcis-5413	117	7	programming[m	programming[m	NOUN
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fcis-5413	117	9	.	.	PUNCT
fcis-5413	118	1	oxford	oxford	PROPN
fcis-5413	118	2	univ	univ	PROPN
fcis-5413	118	3	.	.	PUNCT
fcis-5413	119	1	press	press	PROPN
fcis-5413	119	2	,	,	PUNCT
fcis-5413	119	3	1957	1957	NUM
fcis-5413	119	4	.	.	PUNCT
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fcis-5413	120	5	j.	j.	PROPN
fcis-5413	120	6	adaptation	adaptation	PROPN
fcis-5413	120	7	in	in	ADP
fcis-5413	120	8	natural	natural	ADJ
fcis-5413	120	9	and	and	CCONJ
fcis-5413	120	10	artificial	artificial	ADJ
fcis-5413	120	11	systems	system	NOUN
fcis-5413	120	12	:	:	PUNCT
fcis-5413	120	13	an	an	DET
fcis-5413	120	14	introductory	introductory	ADJ
fcis-5413	120	15	analysis	analysis	NOUN
fcis-5413	120	16	with	with	ADP
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fcis-5413	122	16	with	with	ADP
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fcis-5413	125	4	heuristic	heuristic	NOUN
fcis-5413	125	5	for	for	ADP
fcis-5413	125	6	the	the	DET
fcis-5413	125	7	team	team	NOUN
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fcis-5413	125	11	.	.	PUNCT
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fcis-5413	126	4	research,2005,32	research,2005,32	NUM
fcis-5413	126	5	(	(	PUNCT
fcis-5413	126	6	6):1379	6):1379	NOUN
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fcis-5413	127	8	w	w	PROPN
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fcis-5413	127	11	g	g	PROPN
fcis-5413	127	12	v	v	NOUN
fcis-5413	127	13	,	,	PUNCT
fcis-5413	127	14	et	et	PROPN
fcis-5413	127	15	al	al	PROPN
fcis-5413	127	16	.	.	PUNCT
fcis-5413	128	1	a	a	DET
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fcis-5413	128	3	local	local	ADJ
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fcis-5413	128	5	metaheuristic	metaheuristic	ADJ
fcis-5413	128	6	for	for	ADP
fcis-5413	128	7	the	the	DET
fcis-5413	128	8	team	team	NOUN
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fcis-5413	128	10	problem[j	problem[j	NOUN
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fcis-5413	129	3	of	of	ADP
fcis-5413	129	4	operational	operational	PROPN
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fcis-5413	129	7	127	127	NUM
fcis-5413	129	8	.	.	PUNCT
fcis-5413	130	1	[	[	X
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fcis-5413	130	4	archetti	archetti	ADJ
fcis-5413	130	5	c	c	NOUN
fcis-5413	130	6	,	,	PUNCT
fcis-5413	130	7	hertz	hertz	NOUN
fcis-5413	130	8	a	a	NOUN
fcis-5413	130	9	,	,	PUNCT
fcis-5413	130	10	speranza	speranza	PROPN
fcis-5413	130	11	m	m	PROPN
fcis-5413	130	12	g.	g.	PROPN
fcis-5413	130	13	metaheuristics	metaheuristic	NOUN
fcis-5413	130	14	for	for	ADP
fcis-5413	130	15	the	the	DET
fcis-5413	130	16	team	team	NOUN
fcis-5413	130	17	orienteering	orienteere	VERB
fcis-5413	130	18	problem[j	problem[j	NOUN
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fcis-5413	130	20	.	.	PUNCT
fcis-5413	131	1	journal	journal	PROPN
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fcis-5413	132	1	[	[	X
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fcis-5413	132	5	s	s	PROPN
fcis-5413	132	6	,	,	PUNCT
fcis-5413	132	7	lam	lam	PROPN
fcis-5413	132	8	s	s	PROPN
fcis-5413	132	9	s.	s.	PROPN
fcis-5413	132	10	discrete	discrete	ADJ
fcis-5413	132	11	particle	particle	NOUN
fcis-5413	132	12	swarm	swarm	NOUN
fcis-5413	132	13	optimization	optimization	NOUN
fcis-5413	132	14	for	for	ADP
fcis-5413	132	15	the	the	DET
fcis-5413	132	16	team	team	NOUN
fcis-5413	132	17	orienteering	orienteere	VERB
fcis-5413	132	18	problem[j	problem[j	NOUN
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fcis-5413	132	20	.	.	PUNCT
fcis-5413	133	1	memetic	memetic	ADJ
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fcis-5413	133	4	303	303	NUM
fcis-5413	133	5	.	.	PUNCT
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