id	sid	tid	token	lemma	pos
ajst-9444	1	1	academic	academic	ADJ
ajst-9444	1	2	journal	journal	NOUN
ajst-9444	1	3	of	of	ADP
ajst-9444	1	4	science	science	NOUN
ajst-9444	1	5	and	and	CCONJ
ajst-9444	1	6	technology	technology	NOUN
ajst-9444	1	7	issn	issn	NOUN
ajst-9444	1	8	:	:	PUNCT
ajst-9444	1	9	2771	2771	NUM
ajst-9444	1	10	-	-	SYM
ajst-9444	1	11	3032	3032	NUM
ajst-9444	1	12	|	|	NOUN
ajst-9444	1	13	vol	vol	NOUN
ajst-9444	1	14	.	.	PROPN
ajst-9444	2	1	6	6	NUM
ajst-9444	2	2	,	,	PUNCT
ajst-9444	2	3	no	no	INTJ
ajst-9444	2	4	.	.	NOUN
ajst-9444	2	5	2	2	NUM
ajst-9444	2	6	,	,	PUNCT
ajst-9444	2	7	2023	2023	NUM
ajst-9444	2	8	41	41	NUM
ajst-9444	2	9	production	production	NOUN
ajst-9444	2	10	capacity	capacity	NOUN
ajst-9444	2	11	prediction	prediction	NOUN
ajst-9444	2	12	of	of	ADP
ajst-9444	2	13	fractured	fractured	ADJ
ajst-9444	2	14	horizontal	horizontal	ADJ
ajst-9444	2	15	wells	well	NOUN
ajst-9444	2	16	based	base	VERB
ajst-9444	2	17	on	on	ADP
ajst-9444	2	18	xgboost	xgboost	PROPN
ajst-9444	2	19	yu	yu	PROPN
ajst-9444	2	20	fu	fu	PROPN
ajst-9444	2	21	,	,	PUNCT
ajst-9444	2	22	mingzhou	mingzhou	PROPN
ajst-9444	2	23	zhang	zhang	PROPN
ajst-9444	2	24	petroleum	petroleum	PROPN
ajst-9444	2	25	engineering	engineering	NOUN
ajst-9444	2	26	school	school	NOUN
ajst-9444	2	27	,	,	PUNCT
ajst-9444	2	28	southwest	southwest	ADJ
ajst-9444	2	29	petroleum	petroleum	PROPN
ajst-9444	2	30	university	university	PROPN
ajst-9444	2	31	,	,	PUNCT
ajst-9444	2	32	chengdu	chengdu	PROPN
ajst-9444	2	33	,	,	PUNCT
ajst-9444	2	34	china	china	PROPN
ajst-9444	2	35	abstract	abstract	PROPN
ajst-9444	2	36	:	:	PUNCT
ajst-9444	2	37	accurate	accurate	ADJ
ajst-9444	2	38	prediction	prediction	NOUN
ajst-9444	2	39	of	of	ADP
ajst-9444	2	40	the	the	DET
ajst-9444	2	41	productivity	productivity	NOUN
ajst-9444	2	42	of	of	ADP
ajst-9444	2	43	tight	tight	ADJ
ajst-9444	2	44	gas	gas	NOUN
ajst-9444	2	45	fracturing	fracturing	NOUN
ajst-9444	2	46	horizontal	horizontal	ADJ
ajst-9444	2	47	wells	well	NOUN
ajst-9444	2	48	has	have	VERB
ajst-9444	2	49	important	important	ADJ
ajst-9444	2	50	practical	practical	ADJ
ajst-9444	2	51	significance	significance	NOUN
ajst-9444	2	52	for	for	ADP
ajst-9444	2	53	optimizing	optimize	VERB
ajst-9444	2	54	development	development	NOUN
ajst-9444	2	55	strategies	strategy	NOUN
ajst-9444	2	56	and	and	CCONJ
ajst-9444	2	57	improving	improve	VERB
ajst-9444	2	58	production	production	NOUN
ajst-9444	2	59	efficiency	efficiency	NOUN
ajst-9444	2	60	.	.	PUNCT
ajst-9444	3	1	in	in	ADP
ajst-9444	3	2	view	view	NOUN
ajst-9444	3	3	of	of	ADP
ajst-9444	3	4	the	the	DET
ajst-9444	3	5	limitations	limitation	NOUN
ajst-9444	3	6	of	of	ADP
ajst-9444	3	7	traditional	traditional	ADJ
ajst-9444	3	8	methods	method	NOUN
ajst-9444	3	9	in	in	ADP
ajst-9444	3	10	terms	term	NOUN
ajst-9444	3	11	of	of	ADP
ajst-9444	3	12	assumptions	assumption	NOUN
ajst-9444	3	13	and	and	CCONJ
ajst-9444	3	14	lack	lack	NOUN
ajst-9444	3	15	of	of	ADP
ajst-9444	3	16	historical	historical	ADJ
ajst-9444	3	17	data	datum	NOUN
ajst-9444	3	18	,	,	PUNCT
ajst-9444	3	19	as	as	ADV
ajst-9444	3	20	well	well	ADV
ajst-9444	3	21	as	as	ADP
ajst-9444	3	22	the	the	DET
ajst-9444	3	23	complex	complex	ADJ
ajst-9444	3	24	nonlinear	nonlinear	ADJ
ajst-9444	3	25	relationship	relationship	NOUN
ajst-9444	3	26	between	between	ADP
ajst-9444	3	27	geological	geological	ADJ
ajst-9444	3	28	and	and	CCONJ
ajst-9444	3	29	engineering	engineering	NOUN
ajst-9444	3	30	parameters	parameter	NOUN
ajst-9444	3	31	,	,	PUNCT
ajst-9444	3	32	this	this	DET
ajst-9444	3	33	paper	paper	NOUN
ajst-9444	3	34	takes	take	VERB
ajst-9444	3	35	the	the	DET
ajst-9444	3	36	tight	tight	ADJ
ajst-9444	3	37	gas	gas	NOUN
ajst-9444	3	38	fracturing	fracturing	NOUN
ajst-9444	3	39	horizontal	horizontal	ADJ
ajst-9444	3	40	wells	well	NOUN
ajst-9444	3	41	in	in	ADP
ajst-9444	3	42	block	block	NOUN
ajst-9444	3	43	s	s	PROPN
ajst-9444	3	44	of	of	ADP
ajst-9444	3	45	ordos	ordo	NOUN
ajst-9444	3	46	basin	basin	NOUN
ajst-9444	3	47	as	as	ADP
ajst-9444	3	48	an	an	DET
ajst-9444	3	49	example	example	NOUN
ajst-9444	3	50	,	,	PUNCT
ajst-9444	3	51	and	and	CCONJ
ajst-9444	3	52	uses	use	VERB
ajst-9444	3	53	spearman	spearman	NOUN
ajst-9444	3	54	correlation	correlation	NOUN
ajst-9444	3	55	analysis	analysis	NOUN
ajst-9444	3	56	to	to	PART
ajst-9444	3	57	determine	determine	VERB
ajst-9444	3	58	the	the	DET
ajst-9444	3	59	main	main	ADJ
ajst-9444	3	60	control	control	NOUN
ajst-9444	3	61	factors	factor	NOUN
ajst-9444	3	62	of	of	ADP
ajst-9444	3	63	post	post	NOUN
ajst-9444	3	64	fracturing	fracture	VERB
ajst-9444	3	65	production	production	NOUN
ajst-9444	3	66	;	;	PUNCT
ajst-9444	3	67	combining	combine	VERB
ajst-9444	3	68	geological	geological	ADJ
ajst-9444	3	69	and	and	CCONJ
ajst-9444	3	70	engineering	engineering	NOUN
ajst-9444	3	71	parameters	parameter	NOUN
ajst-9444	3	72	,	,	PUNCT
ajst-9444	3	73	a	a	DET
ajst-9444	3	74	horizontal	horizontal	ADJ
ajst-9444	3	75	well	well	ADV
ajst-9444	3	76	fracturing	fracturing	NOUN
ajst-9444	3	77	productivity	productivity	NOUN
ajst-9444	3	78	prediction	prediction	NOUN
ajst-9444	3	79	model	model	NOUN
ajst-9444	3	80	is	be	AUX
ajst-9444	3	81	established	establish	VERB
ajst-9444	3	82	based	base	VERB
ajst-9444	3	83	on	on	ADP
ajst-9444	3	84	xgboost	xgboost	PROPN
ajst-9444	3	85	algorithm	algorithm	PROPN
ajst-9444	3	86	.	.	PUNCT
ajst-9444	4	1	the	the	DET
ajst-9444	4	2	results	result	NOUN
ajst-9444	4	3	show	show	VERB
ajst-9444	4	4	that	that	SCONJ
ajst-9444	4	5	the	the	DET
ajst-9444	4	6	average	average	ADJ
ajst-9444	4	7	error	error	NOUN
ajst-9444	4	8	is	be	AUX
ajst-9444	4	9	11.47	11.47	NUM
ajst-9444	4	10	%	%	NOUN
ajst-9444	4	11	,	,	PUNCT
ajst-9444	4	12	which	which	PRON
ajst-9444	4	13	can	can	AUX
ajst-9444	4	14	better	well	ADV
ajst-9444	4	15	realize	realize	VERB
ajst-9444	4	16	the	the	DET
ajst-9444	4	17	accurate	accurate	ADJ
ajst-9444	4	18	prediction	prediction	NOUN
ajst-9444	4	19	of	of	ADP
ajst-9444	4	20	post	post	NOUN
ajst-9444	4	21	fracturing	fracture	VERB
ajst-9444	4	22	productivity	productivity	NOUN
ajst-9444	4	23	and	and	CCONJ
ajst-9444	4	24	provide	provide	VERB
ajst-9444	4	25	an	an	DET
ajst-9444	4	26	important	important	ADJ
ajst-9444	4	27	scientific	scientific	ADJ
ajst-9444	4	28	basis	basis	NOUN
ajst-9444	4	29	for	for	ADP
ajst-9444	4	30	the	the	DET
ajst-9444	4	31	economic	economic	ADJ
ajst-9444	4	32	development	development	NOUN
ajst-9444	4	33	of	of	ADP
ajst-9444	4	34	tight	tight	ADJ
ajst-9444	4	35	gas	gas	NOUN
ajst-9444	4	36	fields	field	NOUN
ajst-9444	4	37	.	.	PUNCT
ajst-9444	5	1	keywords	keyword	NOUN
ajst-9444	5	2	:	:	PUNCT
ajst-9444	5	3	xgboost	xgboost	ADV
ajst-9444	5	4	,	,	PUNCT
ajst-9444	5	5	spearman	spearman	NOUN
ajst-9444	5	6	coefficient	coefficient	NOUN
ajst-9444	5	7	,	,	PUNCT
ajst-9444	5	8	fracturing	fracture	VERB
ajst-9444	5	9	horizontal	horizontal	ADJ
ajst-9444	5	10	wells	well	NOUN
ajst-9444	5	11	,	,	PUNCT
ajst-9444	5	12	production	production	NOUN
ajst-9444	5	13	capacity	capacity	NOUN
ajst-9444	5	14	prediction	prediction	NOUN
ajst-9444	5	15	,	,	PUNCT
ajst-9444	5	16	tight	tight	ADJ
ajst-9444	5	17	gas	gas	NOUN
ajst-9444	5	18	.	.	PUNCT
ajst-9444	6	1	1	1	X
ajst-9444	6	2	.	.	X
ajst-9444	6	3	introduction	introduction	NOUN
ajst-9444	6	4	the	the	DET
ajst-9444	6	5	sulige	sulige	NOUN
ajst-9444	6	6	gas	gas	NOUN
ajst-9444	6	7	field	field	NOUN
ajst-9444	6	8	in	in	ADP
ajst-9444	6	9	the	the	DET
ajst-9444	6	10	ordos	ordo	NOUN
ajst-9444	6	11	basin	basin	NOUN
ajst-9444	6	12	is	be	AUX
ajst-9444	6	13	the	the	DET
ajst-9444	6	14	largest	large	ADJ
ajst-9444	6	15	onshore	onshore	ADJ
ajst-9444	6	16	gas	gas	NOUN
ajst-9444	6	17	field	field	NOUN
ajst-9444	6	18	in	in	ADP
ajst-9444	6	19	china	china	PROPN
ajst-9444	6	20	,	,	PUNCT
ajst-9444	6	21	and	and	CCONJ
ajst-9444	6	22	is	be	AUX
ajst-9444	6	23	a	a	DET
ajst-9444	6	24	typical	typical	ADJ
ajst-9444	6	25	"	"	PUNCT
ajst-9444	6	26	four	four	NUM
ajst-9444	6	27	low	low	ADJ
ajst-9444	6	28	"	"	PUNCT
ajst-9444	6	29	tight	tight	ADJ
ajst-9444	6	30	sandstone	sandstone	NOUN
ajst-9444	6	31	gas	gas	NOUN
ajst-9444	6	32	reservoir	reservoir	NOUN
ajst-9444	6	33	with	with	ADP
ajst-9444	6	34	low	low	ADJ
ajst-9444	6	35	porosity	porosity	NOUN
ajst-9444	6	36	,	,	PUNCT
ajst-9444	6	37	low	low	ADJ
ajst-9444	6	38	pressure	pressure	NOUN
ajst-9444	6	39	,	,	PUNCT
ajst-9444	6	40	low	low	ADJ
ajst-9444	6	41	permeability	permeability	NOUN
ajst-9444	6	42	,	,	PUNCT
ajst-9444	6	43	and	and	CCONJ
ajst-9444	6	44	low	low	ADJ
ajst-9444	6	45	abundance	abundance	NOUN
ajst-9444	6	46	.	.	PUNCT
ajst-9444	7	1	fracking	fracke	VERB
ajst-9444	7	2	is	be	AUX
ajst-9444	7	3	an	an	DET
ajst-9444	7	4	effective	effective	ADJ
ajst-9444	7	5	means	mean	NOUN
ajst-9444	7	6	to	to	PART
ajst-9444	7	7	improve	improve	VERB
ajst-9444	7	8	the	the	DET
ajst-9444	7	9	production	production	NOUN
ajst-9444	7	10	of	of	ADP
ajst-9444	7	11	a	a	DET
ajst-9444	7	12	single	single	ADJ
ajst-9444	7	13	well	well	NOUN
ajst-9444	7	14	in	in	ADP
ajst-9444	7	15	tight	tight	ADJ
ajst-9444	7	16	sandstone	sandstone	NOUN
ajst-9444	7	17	gas	gas	NOUN
ajst-9444	7	18	reservoirs	reservoir	NOUN
ajst-9444	7	19	.	.	PUNCT
ajst-9444	8	1	productivity	productivity	NOUN
ajst-9444	8	2	prediction	prediction	NOUN
ajst-9444	8	3	is	be	AUX
ajst-9444	8	4	a	a	DET
ajst-9444	8	5	key	key	ADJ
ajst-9444	8	6	scientific	scientific	ADJ
ajst-9444	8	7	issue	issue	NOUN
ajst-9444	8	8	to	to	PART
ajst-9444	8	9	realize	realize	VERB
ajst-9444	8	10	the	the	DET
ajst-9444	8	11	economic	economic	ADJ
ajst-9444	8	12	development	development	NOUN
ajst-9444	8	13	of	of	ADP
ajst-9444	8	14	tight	tight	ADJ
ajst-9444	8	15	gas	gas	NOUN
ajst-9444	8	16	reservoirs	reservoir	NOUN
ajst-9444	8	17	.	.	PUNCT
ajst-9444	9	1	accurate	accurate	ADJ
ajst-9444	9	2	prediction	prediction	NOUN
ajst-9444	9	3	of	of	ADP
ajst-9444	9	4	the	the	DET
ajst-9444	9	5	productivity	productivity	NOUN
ajst-9444	9	6	of	of	ADP
ajst-9444	9	7	tight	tight	ADJ
ajst-9444	9	8	gas	gas	NOUN
ajst-9444	9	9	wells	well	NOUN
ajst-9444	9	10	in	in	ADP
ajst-9444	9	11	horizontal	horizontal	ADJ
ajst-9444	9	12	wells	well	NOUN
ajst-9444	9	13	after	after	ADP
ajst-9444	9	14	fracking	fracke	VERB
ajst-9444	9	15	is	be	AUX
ajst-9444	9	16	an	an	DET
ajst-9444	9	17	important	important	ADJ
ajst-9444	9	18	prerequisite	prerequisite	NOUN
ajst-9444	9	19	for	for	ADP
ajst-9444	9	20	determining	determine	VERB
ajst-9444	9	21	reasonable	reasonable	ADJ
ajst-9444	9	22	development	development	NOUN
ajst-9444	9	23	decisions	decision	NOUN
ajst-9444	9	24	,	,	PUNCT
ajst-9444	9	25	which	which	PRON
ajst-9444	9	26	is	be	AUX
ajst-9444	9	27	of	of	ADP
ajst-9444	9	28	great	great	ADJ
ajst-9444	9	29	significance	significance	NOUN
ajst-9444	9	30	to	to	ADP
ajst-9444	9	31	the	the	DET
ajst-9444	9	32	exploration	exploration	NOUN
ajst-9444	9	33	and	and	CCONJ
ajst-9444	9	34	development	development	NOUN
ajst-9444	9	35	process	process	NOUN
ajst-9444	9	36	of	of	ADP
ajst-9444	9	37	tight	tight	ADJ
ajst-9444	9	38	gas	gas	NOUN
ajst-9444	9	39	fields	field	NOUN
ajst-9444	9	40	in	in	ADP
ajst-9444	9	41	the	the	DET
ajst-9444	9	42	ordos	ordo	NOUN
ajst-9444	9	43	basin	basin	NOUN
ajst-9444	9	44	.	.	PUNCT
ajst-9444	10	1	at	at	ADP
ajst-9444	10	2	present	present	ADJ
ajst-9444	10	3	,	,	PUNCT
ajst-9444	10	4	the	the	DET
ajst-9444	10	5	productivity	productivity	NOUN
ajst-9444	10	6	evaluation	evaluation	NOUN
ajst-9444	10	7	methods	method	NOUN
ajst-9444	10	8	of	of	ADP
ajst-9444	10	9	low	low	ADJ
ajst-9444	10	10	permeability	permeability	NOUN
ajst-9444	10	11	tight	tight	ADJ
ajst-9444	10	12	gas	gas	NOUN
ajst-9444	10	13	reservoirs	reservoir	NOUN
ajst-9444	10	14	at	at	ADP
ajst-9444	10	15	home	home	ADV
ajst-9444	10	16	and	and	CCONJ
ajst-9444	10	17	abroad	abroad	ADV
ajst-9444	10	18	mainly	mainly	ADV
ajst-9444	10	19	include	include	VERB
ajst-9444	10	20	two	two	NUM
ajst-9444	10	21	types	type	NOUN
ajst-9444	10	22	:	:	PUNCT
ajst-9444	10	23	one	one	NUM
ajst-9444	10	24	is	be	AUX
ajst-9444	10	25	to	to	PART
ajst-9444	10	26	derive	derive	VERB
ajst-9444	10	27	productivity	productivity	NOUN
ajst-9444	10	28	equations	equation	NOUN
ajst-9444	10	29	based	base	VERB
ajst-9444	10	30	on	on	ADP
ajst-9444	10	31	complex	complex	ADJ
ajst-9444	10	32	formula	formula	NOUN
ajst-9444	10	33	,	,	PUNCT
ajst-9444	10	34	that	that	ADV
ajst-9444	10	35	is	is	ADV
ajst-9444	10	36	,	,	PUNCT
ajst-9444	10	37	analytical	analytical	ADJ
ajst-9444	10	38	models	model	NOUN
ajst-9444	10	39	,	,	PUNCT
ajst-9444	10	40	and	and	CCONJ
ajst-9444	10	41	the	the	DET
ajst-9444	10	42	other	other	ADJ
ajst-9444	10	43	is	be	AUX
ajst-9444	10	44	to	to	PART
ajst-9444	10	45	predict	predict	VERB
ajst-9444	10	46	productivity	productivity	NOUN
ajst-9444	10	47	through	through	ADP
ajst-9444	10	48	numerical	numerical	ADJ
ajst-9444	10	49	simulation	simulation	PROPN
ajst-9444	10	50	using	use	VERB
ajst-9444	10	51	production	production	NOUN
ajst-9444	10	52	performance	performance	NOUN
ajst-9444	10	53	data	datum	NOUN
ajst-9444	10	54	,	,	PUNCT
ajst-9444	10	55	that	that	ADV
ajst-9444	10	56	is	be	AUX
ajst-9444	10	57	,	,	PUNCT
ajst-9444	10	58	numerical	numerical	ADJ
ajst-9444	10	59	models	model	NOUN
ajst-9444	10	60	.	.	PUNCT
ajst-9444	11	1	the	the	DET
ajst-9444	11	2	above	above	ADJ
ajst-9444	11	3	methods	method	NOUN
ajst-9444	11	4	are	be	AUX
ajst-9444	11	5	mainly	mainly	ADV
ajst-9444	11	6	based	base	VERB
ajst-9444	11	7	on	on	ADP
ajst-9444	11	8	theoretical	theoretical	ADJ
ajst-9444	11	9	models	model	NOUN
ajst-9444	11	10	,	,	PUNCT
ajst-9444	11	11	requiring	require	VERB
ajst-9444	11	12	idealized	idealized	ADJ
ajst-9444	11	13	assumptions	assumption	NOUN
ajst-9444	11	14	and	and	CCONJ
ajst-9444	11	15	difficult	difficult	ADJ
ajst-9444	11	16	to	to	PART
ajst-9444	11	17	obtain	obtain	VERB
ajst-9444	11	18	parameters	parameter	NOUN
ajst-9444	11	19	,	,	PUNCT
ajst-9444	11	20	and	and	CCONJ
ajst-9444	11	21	in	in	ADP
ajst-9444	11	22	the	the	DET
ajst-9444	11	23	early	early	ADJ
ajst-9444	11	24	stages	stage	NOUN
ajst-9444	11	25	of	of	ADP
ajst-9444	11	26	production	production	NOUN
ajst-9444	11	27	testing	testing	NOUN
ajst-9444	11	28	,	,	PUNCT
ajst-9444	11	29	there	there	PRON
ajst-9444	11	30	is	be	VERB
ajst-9444	11	31	a	a	DET
ajst-9444	11	32	lack	lack	NOUN
ajst-9444	11	33	of	of	ADP
ajst-9444	11	34	historical	historical	ADJ
ajst-9444	11	35	fitting	fitting	ADJ
ajst-9444	11	36	data	datum	NOUN
ajst-9444	11	37	,	,	PUNCT
ajst-9444	11	38	making	make	VERB
ajst-9444	11	39	it	it	PRON
ajst-9444	11	40	impossible	impossible	ADJ
ajst-9444	11	41	to	to	PART
ajst-9444	11	42	apply	apply	VERB
ajst-9444	11	43	theoretical	theoretical	ADJ
ajst-9444	11	44	models	model	NOUN
ajst-9444	11	45	for	for	ADP
ajst-9444	11	46	yield	yield	NOUN
ajst-9444	11	47	prediction	prediction	NOUN
ajst-9444	11	48	.	.	PUNCT
ajst-9444	12	1	at	at	ADP
ajst-9444	12	2	the	the	DET
ajst-9444	12	3	same	same	ADJ
ajst-9444	12	4	time	time	NOUN
ajst-9444	12	5	,	,	PUNCT
ajst-9444	12	6	due	due	ADP
ajst-9444	12	7	to	to	ADP
ajst-9444	12	8	the	the	DET
ajst-9444	12	9	comprehensive	comprehensive	ADJ
ajst-9444	12	10	influence	influence	NOUN
ajst-9444	12	11	of	of	ADP
ajst-9444	12	12	geological	geological	ADJ
ajst-9444	12	13	and	and	CCONJ
ajst-9444	12	14	engineering	engineering	NOUN
ajst-9444	12	15	parameters	parameter	NOUN
ajst-9444	12	16	,	,	PUNCT
ajst-9444	12	17	there	there	PRON
ajst-9444	12	18	is	be	VERB
ajst-9444	12	19	a	a	DET
ajst-9444	12	20	complex	complex	ADJ
ajst-9444	12	21	nonlinear	nonlinear	ADJ
ajst-9444	12	22	relationship	relationship	NOUN
ajst-9444	12	23	between	between	ADP
ajst-9444	12	24	geological	geological	ADJ
ajst-9444	12	25	parameters	parameter	NOUN
ajst-9444	12	26	and	and	CCONJ
ajst-9444	12	27	fracturing	fracture	VERB
ajst-9444	12	28	engineering	engineering	NOUN
ajst-9444	12	29	parameters	parameter	NOUN
ajst-9444	12	30	and	and	CCONJ
ajst-9444	12	31	the	the	DET
ajst-9444	12	32	production	production	NOUN
ajst-9444	12	33	of	of	ADP
ajst-9444	12	34	tight	tight	ADJ
ajst-9444	12	35	gas	gas	NOUN
ajst-9444	12	36	horizontal	horizontal	ADJ
ajst-9444	12	37	wells	well	NOUN
ajst-9444	12	38	.	.	PUNCT
ajst-9444	13	1	as	as	ADP
ajst-9444	13	2	a	a	DET
ajst-9444	13	3	powerful	powerful	ADJ
ajst-9444	13	4	ensemble	ensemble	ADJ
ajst-9444	13	5	learning	learning	NOUN
ajst-9444	13	6	algorithm	algorithm	NOUN
ajst-9444	13	7	,	,	PUNCT
ajst-9444	13	8	xgboost	xgboost	PROPN
ajst-9444	13	9	has	have	VERB
ajst-9444	13	10	obvious	obvious	ADJ
ajst-9444	13	11	advantages	advantage	NOUN
ajst-9444	13	12	in	in	ADP
ajst-9444	13	13	prediction	prediction	NOUN
ajst-9444	13	14	ability	ability	NOUN
ajst-9444	13	15	and	and	CCONJ
ajst-9444	13	16	flexibility	flexibility	NOUN
ajst-9444	13	17	.	.	PUNCT
ajst-9444	14	1	compared	compare	VERB
ajst-9444	14	2	to	to	ADP
ajst-9444	14	3	simple	simple	ADJ
ajst-9444	14	4	models	model	NOUN
ajst-9444	14	5	such	such	ADJ
ajst-9444	14	6	as	as	ADP
ajst-9444	14	7	linear	linear	PROPN
ajst-9444	14	8	regression	regression	NOUN
ajst-9444	14	9	,	,	PUNCT
ajst-9444	14	10	xgboost	xgboost	ADV
ajst-9444	14	11	can	can	AUX
ajst-9444	14	12	better	well	ADV
ajst-9444	14	13	cope	cope	VERB
ajst-9444	14	14	with	with	ADP
ajst-9444	14	15	complex	complex	ADJ
ajst-9444	14	16	datasets	dataset	NOUN
ajst-9444	14	17	and	and	CCONJ
ajst-9444	14	18	feature	feature	NOUN
ajst-9444	14	19	interactions	interaction	NOUN
ajst-9444	14	20	.	.	PUNCT
ajst-9444	15	1	xgboost	xgboost	X
ajst-9444	15	2	,	,	PUNCT
ajst-9444	15	3	based	base	VERB
ajst-9444	15	4	on	on	ADP
ajst-9444	15	5	the	the	DET
ajst-9444	15	6	gradient	gradient	NOUN
ajst-9444	15	7	lifting	lift	VERB
ajst-9444	15	8	framework	framework	NOUN
ajst-9444	15	9	,	,	PUNCT
ajst-9444	15	10	trains	train	VERB
ajst-9444	15	11	multiple	multiple	ADJ
ajst-9444	15	12	regression	regression	NOUN
ajst-9444	15	13	tree	tree	NOUN
ajst-9444	15	14	model	model	NOUN
ajst-9444	15	15	iteratively	iteratively	ADV
ajst-9444	15	16	and	and	CCONJ
ajst-9444	15	17	optimizes	optimize	VERB
ajst-9444	15	18	the	the	DET
ajst-9444	15	19	loss	loss	NOUN
ajst-9444	15	20	function	function	NOUN
ajst-9444	15	21	using	use	VERB
ajst-9444	15	22	gradient	gradient	ADJ
ajst-9444	15	23	descent	descent	NOUN
ajst-9444	15	24	to	to	PART
ajst-9444	15	25	provide	provide	VERB
ajst-9444	15	26	more	more	ADV
ajst-9444	15	27	accurate	accurate	ADJ
ajst-9444	15	28	prediction	prediction	NOUN
ajst-9444	15	29	results	result	NOUN
ajst-9444	15	30	.	.	PUNCT
ajst-9444	16	1	in	in	ADP
ajst-9444	16	2	this	this	DET
ajst-9444	16	3	paper	paper	NOUN
ajst-9444	16	4	,	,	PUNCT
ajst-9444	16	5	firstly	firstly	ADV
ajst-9444	16	6	,	,	PUNCT
ajst-9444	16	7	spearman	spearman	NOUN
ajst-9444	16	8	correlation	correlation	NOUN
ajst-9444	16	9	analysis	analysis	NOUN
ajst-9444	16	10	is	be	AUX
ajst-9444	16	11	used	use	VERB
ajst-9444	16	12	to	to	PART
ajst-9444	16	13	calculate	calculate	VERB
ajst-9444	16	14	the	the	DET
ajst-9444	16	15	weight	weight	NOUN
ajst-9444	16	16	of	of	ADP
ajst-9444	16	17	geological	geological	ADJ
ajst-9444	16	18	and	and	CCONJ
ajst-9444	16	19	engineering	engineering	NOUN
ajst-9444	16	20	factors	factor	NOUN
ajst-9444	16	21	that	that	PRON
ajst-9444	16	22	affect	affect	VERB
ajst-9444	16	23	the	the	DET
ajst-9444	16	24	productivity	productivity	NOUN
ajst-9444	16	25	after	after	ADP
ajst-9444	16	26	tight	tight	ADJ
ajst-9444	16	27	gas	gas	NOUN
ajst-9444	16	28	pressure	pressure	NOUN
ajst-9444	16	29	,	,	PUNCT
ajst-9444	16	30	and	and	CCONJ
ajst-9444	16	31	then	then	ADV
ajst-9444	16	32	xgboost	xgboost	PROPN
ajst-9444	16	33	algorithm	algorithm	PROPN
ajst-9444	16	34	is	be	AUX
ajst-9444	16	35	used	use	VERB
ajst-9444	16	36	to	to	PART
ajst-9444	16	37	directly	directly	ADV
ajst-9444	16	38	start	start	VERB
ajst-9444	16	39	from	from	ADP
ajst-9444	16	40	geological	geological	ADJ
ajst-9444	16	41	parameters	parameter	NOUN
ajst-9444	16	42	and	and	CCONJ
ajst-9444	16	43	engineering	engineering	NOUN
ajst-9444	16	44	parameters	parameter	NOUN
ajst-9444	16	45	through	through	ADP
ajst-9444	16	46	data	data	NOUN
ajst-9444	16	47	mining	mining	NOUN
ajst-9444	16	48	technology	technology	NOUN
ajst-9444	16	49	,	,	PUNCT
ajst-9444	16	50	break	break	VERB
ajst-9444	16	51	through	through	ADP
ajst-9444	16	52	the	the	DET
ajst-9444	16	53	limitations	limitation	NOUN
ajst-9444	16	54	of	of	ADP
ajst-9444	16	55	traditional	traditional	ADJ
ajst-9444	16	56	theoretical	theoretical	ADJ
ajst-9444	16	57	models	model	NOUN
ajst-9444	16	58	,	,	PUNCT
ajst-9444	16	59	establish	establish	VERB
ajst-9444	16	60	productivity	productivity	NOUN
ajst-9444	16	61	prediction	prediction	NOUN
ajst-9444	16	62	models	model	NOUN
ajst-9444	16	63	for	for	ADP
ajst-9444	16	64	tight	tight	ADJ
ajst-9444	16	65	gas	gas	NOUN
ajst-9444	16	66	horizontal	horizontal	ADJ
ajst-9444	16	67	wells	well	NOUN
ajst-9444	16	68	in	in	ADP
ajst-9444	16	69	sulige	sulige	NOUN
ajst-9444	16	70	region	region	NOUN
ajst-9444	16	71	,	,	PUNCT
ajst-9444	16	72	and	and	CCONJ
ajst-9444	16	73	improve	improve	VERB
ajst-9444	16	74	productivity	productivity	NOUN
ajst-9444	16	75	prediction	prediction	NOUN
ajst-9444	16	76	efficiency	efficiency	NOUN
ajst-9444	16	77	and	and	CCONJ
ajst-9444	16	78	accuracy	accuracy	NOUN
ajst-9444	16	79	.	.	PUNCT
ajst-9444	17	1	2	2	X
ajst-9444	17	2	.	.	X
ajst-9444	17	3	data	datum	NOUN
ajst-9444	17	4	collection	collection	NOUN
ajst-9444	17	5	and	and	CCONJ
ajst-9444	17	6	preprocessing	preprocesse	VERB
ajst-9444	17	7	2.1	2.1	NUM
ajst-9444	17	8	.	.	PUNCT
ajst-9444	18	1	data	datum	NOUN
ajst-9444	18	2	sources	source	NOUN
ajst-9444	18	3	the	the	DET
ajst-9444	18	4	original	original	ADJ
ajst-9444	18	5	data	datum	NOUN
ajst-9444	18	6	collected	collect	VERB
ajst-9444	18	7	includes	include	VERB
ajst-9444	18	8	287	287	NUM
ajst-9444	18	9	fracturing	fracturing	NOUN
ajst-9444	18	10	horizontal	horizontal	ADJ
ajst-9444	18	11	wells	well	NOUN
ajst-9444	18	12	in	in	ADP
ajst-9444	18	13	sulige	sulige	ADJ
ajst-9444	18	14	gas	gas	NOUN
ajst-9444	18	15	field	field	NOUN
ajst-9444	18	16	.	.	PUNCT
ajst-9444	19	1	the	the	DET
ajst-9444	19	2	productivity	productivity	NOUN
ajst-9444	19	3	impact	impact	NOUN
ajst-9444	19	4	parameters	parameter	NOUN
ajst-9444	19	5	include	include	VERB
ajst-9444	19	6	six	six	NUM
ajst-9444	19	7	geological	geological	ADJ
ajst-9444	19	8	parameters	parameter	NOUN
ajst-9444	19	9	,	,	PUNCT
ajst-9444	19	10	such	such	ADJ
ajst-9444	19	11	as	as	ADP
ajst-9444	19	12	porosity	porosity	NOUN
ajst-9444	19	13	,	,	PUNCT
ajst-9444	19	14	permeability	permeability	NOUN
ajst-9444	19	15	,	,	PUNCT
ajst-9444	19	16	gas	gas	NOUN
ajst-9444	19	17	saturation	saturation	NOUN
ajst-9444	19	18	,	,	PUNCT
ajst-9444	19	19	shale	shale	NOUN
ajst-9444	19	20	content	content	NOUN
ajst-9444	19	21	,	,	PUNCT
ajst-9444	19	22	and	and	CCONJ
ajst-9444	19	23	six	six	NUM
ajst-9444	19	24	fracturing	fracturing	NOUN
ajst-9444	19	25	construction	construction	NOUN
ajst-9444	19	26	parameters	parameter	NOUN
ajst-9444	19	27	,	,	PUNCT
ajst-9444	19	28	such	such	ADJ
ajst-9444	19	29	as	as	ADP
ajst-9444	19	30	flowback	flowback	NOUN
ajst-9444	19	31	rate	rate	NOUN
ajst-9444	19	32	,	,	PUNCT
ajst-9444	19	33	displacement	displacement	NOUN
ajst-9444	19	34	,	,	PUNCT
ajst-9444	19	35	sand	sand	NOUN
ajst-9444	19	36	ratio	ratio	NOUN
ajst-9444	19	37	,	,	PUNCT
ajst-9444	19	38	total	total	ADJ
ajst-9444	19	39	fluid	fluid	ADJ
ajst-9444	19	40	volume	volume	NOUN
ajst-9444	19	41	,	,	PUNCT
ajst-9444	19	42	total	total	ADJ
ajst-9444	19	43	sand	sand	NOUN
ajst-9444	19	44	volume	volume	NOUN
ajst-9444	19	45	,	,	PUNCT
ajst-9444	19	46	and	and	CCONJ
ajst-9444	19	47	liquid	liquid	ADJ
ajst-9444	19	48	nitrogen	nitrogen	NOUN
ajst-9444	19	49	volume	volume	NOUN
ajst-9444	19	50	.	.	PUNCT
ajst-9444	20	1	the	the	DET
ajst-9444	20	2	target	target	NOUN
ajst-9444	20	3	parameter	parameter	NOUN
ajst-9444	20	4	is	be	AUX
ajst-9444	20	5	the	the	DET
ajst-9444	20	6	cumulative	cumulative	ADJ
ajst-9444	20	7	gas	gas	NOUN
ajst-9444	20	8	production	production	NOUN
ajst-9444	20	9	in	in	ADP
ajst-9444	20	10	one	one	NUM
ajst-9444	20	11	year	year	NOUN
ajst-9444	20	12	after	after	ADP
ajst-9444	20	13	fracturing	fracture	VERB
ajst-9444	20	14	.	.	PUNCT
ajst-9444	21	1	2.2	2.2	NUM
ajst-9444	21	2	.	.	PUNCT
ajst-9444	21	3	data	datum	NOUN
ajst-9444	21	4	preprocessing	preprocesse	VERB
ajst-9444	21	5	the	the	DET
ajst-9444	21	6	data	datum	NOUN
ajst-9444	21	7	collected	collect	VERB
ajst-9444	21	8	in	in	ADP
ajst-9444	21	9	this	this	DET
ajst-9444	21	10	article	article	NOUN
ajst-9444	21	11	comes	come	VERB
ajst-9444	21	12	from	from	ADP
ajst-9444	21	13	the	the	DET
ajst-9444	21	14	actual	actual	ADJ
ajst-9444	21	15	production	production	NOUN
ajst-9444	21	16	of	of	ADP
ajst-9444	21	17	the	the	DET
ajst-9444	21	18	sulige	sulige	NOUN
ajst-9444	21	19	gas	gas	NOUN
ajst-9444	21	20	field	field	NOUN
ajst-9444	21	21	.	.	PUNCT
ajst-9444	22	1	because	because	SCONJ
ajst-9444	22	2	the	the	DET
ajst-9444	22	3	data	data	NOUN
ajst-9444	22	4	records	record	NOUN
ajst-9444	22	5	of	of	ADP
ajst-9444	22	6	different	different	ADJ
ajst-9444	22	7	blocks	block	NOUN
ajst-9444	22	8	are	be	AUX
ajst-9444	22	9	different	different	ADJ
ajst-9444	22	10	,	,	PUNCT
ajst-9444	22	11	and	and	CCONJ
ajst-9444	22	12	there	there	PRON
ajst-9444	22	13	are	be	VERB
ajst-9444	22	14	missing	miss	VERB
ajst-9444	22	15	values	value	NOUN
ajst-9444	22	16	or	or	CCONJ
ajst-9444	22	17	outlier	outlier	NOUN
ajst-9444	22	18	in	in	ADP
ajst-9444	22	19	the	the	DET
ajst-9444	22	20	actual	actual	ADJ
ajst-9444	22	21	production	production	NOUN
ajst-9444	22	22	data	datum	NOUN
ajst-9444	22	23	,	,	PUNCT
ajst-9444	22	24	direct	direct	ADJ
ajst-9444	22	25	training	training	NOUN
ajst-9444	22	26	is	be	AUX
ajst-9444	22	27	not	not	PART
ajst-9444	22	28	possible	possible	ADJ
ajst-9444	22	29	.	.	PUNCT
ajst-9444	23	1	therefore	therefore	ADV
ajst-9444	23	2	,	,	PUNCT
ajst-9444	23	3	data	datum	NOUN
ajst-9444	23	4	cleansing	cleansing	NOUN
ajst-9444	23	5	and	and	CCONJ
ajst-9444	23	6	other	other	ADJ
ajst-9444	23	7	operations	operation	NOUN
ajst-9444	23	8	must	must	AUX
ajst-9444	23	9	be	be	AUX
ajst-9444	23	10	carried	carry	VERB
ajst-9444	23	11	out	out	ADP
ajst-9444	23	12	first	first	ADV
ajst-9444	23	13	to	to	PART
ajst-9444	23	14	obtain	obtain	VERB
ajst-9444	23	15	higher	high	ADJ
ajst-9444	23	16	prediction	prediction	NOUN
ajst-9444	23	17	accuracy	accuracy	NOUN
ajst-9444	23	18	before	before	ADP
ajst-9444	23	19	predicting	predict	VERB
ajst-9444	23	20	the	the	DET
ajst-9444	23	21	post	post	NOUN
ajst-9444	23	22	pressure	pressure	NOUN
ajst-9444	23	23	production	production	NOUN
ajst-9444	23	24	capacity	capacity	NOUN
ajst-9444	23	25	through	through	ADP
ajst-9444	23	26	machine	machine	NOUN
ajst-9444	23	27	learning	learning	NOUN
ajst-9444	23	28	.	.	PUNCT
ajst-9444	24	1	there	there	PRON
ajst-9444	24	2	are	be	VERB
ajst-9444	24	3	currently	currently	ADV
ajst-9444	24	4	two	two	NUM
ajst-9444	24	5	main	main	ADJ
ajst-9444	24	6	methods	method	NOUN
ajst-9444	24	7	for	for	ADP
ajst-9444	24	8	handling	handle	VERB
ajst-9444	24	9	missing	miss	VERB
ajst-9444	24	10	values	value	NOUN
ajst-9444	24	11	:	:	PUNCT
ajst-9444	24	12	directly	directly	ADV
ajst-9444	24	13	deleting	delete	VERB
ajst-9444	24	14	sample	sample	NOUN
ajst-9444	24	15	groups	group	NOUN
ajst-9444	24	16	with	with	ADP
ajst-9444	24	17	missing	miss	VERB
ajst-9444	24	18	values	value	NOUN
ajst-9444	24	19	or	or	CCONJ
ajst-9444	24	20	filling	fill	VERB
ajst-9444	24	21	in	in	ADP
ajst-9444	24	22	sample	sample	NOUN
ajst-9444	24	23	groups	group	NOUN
ajst-9444	24	24	or	or	CCONJ
ajst-9444	24	25	features	feature	VERB
ajst-9444	24	26	with	with	ADP
ajst-9444	24	27	missing	miss	VERB
ajst-9444	24	28	values	value	NOUN
ajst-9444	24	29	.	.	PUNCT
ajst-9444	25	1	delete	delete	VERB
ajst-9444	25	2	the	the	DET
ajst-9444	25	3	features	feature	NOUN
ajst-9444	25	4	whose	whose	DET
ajst-9444	25	5	missing	miss	VERB
ajst-9444	25	6	values	value	NOUN
ajst-9444	25	7	account	account	VERB
ajst-9444	25	8	for	for	ADP
ajst-9444	25	9	more	more	ADJ
ajst-9444	25	10	than	than	ADP
ajst-9444	25	11	half	half	NOUN
ajst-9444	25	12	of	of	ADP
ajst-9444	25	13	the	the	DET
ajst-9444	25	14	original	original	ADJ
ajst-9444	25	15	data	datum	NOUN
ajst-9444	25	16	.	.	PUNCT
ajst-9444	26	1	porosity	porosity	NOUN
ajst-9444	26	2	,	,	PUNCT
ajst-9444	26	3	reservoir	reservoir	NOUN
ajst-9444	26	4	pressure	pressure	NOUN
ajst-9444	26	5	,	,	PUNCT
ajst-9444	26	6	gas	gas	NOUN
ajst-9444	26	7	saturation	saturation	NOUN
ajst-9444	26	8	and	and	CCONJ
ajst-9444	26	9	other	other	ADJ
ajst-9444	26	10	characteristics	characteristic	NOUN
ajst-9444	26	11	are	be	AUX
ajst-9444	26	12	missing	miss	VERB
ajst-9444	26	13	to	to	ADP
ajst-9444	26	14	varying	vary	VERB
ajst-9444	26	15	degrees	degree	NOUN
ajst-9444	26	16	.	.	PUNCT
ajst-9444	27	1	the	the	DET
ajst-9444	27	2	characteristics	characteristic	NOUN
ajst-9444	27	3	whose	whose	DET
ajst-9444	27	4	missing	miss	VERB
ajst-9444	27	5	values	value	NOUN
ajst-9444	27	6	account	account	VERB
ajst-9444	27	7	for	for	ADP
ajst-9444	27	8	more	more	ADJ
ajst-9444	27	9	than	than	ADP
ajst-9444	27	10	half	half	NOUN
ajst-9444	27	11	of	of	ADP
ajst-9444	27	12	the	the	DET
ajst-9444	27	13	original	original	ADJ
ajst-9444	27	14	data	datum	NOUN
ajst-9444	27	15	are	be	AUX
ajst-9444	27	16	deleted	delete	VERB
ajst-9444	27	17	.	.	PUNCT
ajst-9444	28	1	for	for	ADP
ajst-9444	28	2	the	the	DET
ajst-9444	28	3	blank	blank	ADJ
ajst-9444	28	4	values	value	NOUN
ajst-9444	28	5	of	of	ADP
ajst-9444	28	6	other	other	ADJ
ajst-9444	28	7	geological	geological	ADJ
ajst-9444	28	8	parameters	parameter	NOUN
ajst-9444	28	9	,	,	PUNCT
ajst-9444	28	10	this	this	DET
ajst-9444	28	11	paper	paper	NOUN
ajst-9444	28	12	uses	use	VERB
ajst-9444	28	13	the	the	DET
ajst-9444	28	14	average	average	ADJ
ajst-9444	28	15	value	value	NOUN
ajst-9444	28	16	of	of	ADP
ajst-9444	28	17	the	the	DET
ajst-9444	28	18	corresponding	corresponding	ADJ
ajst-9444	28	19	characteristics	characteristic	NOUN
ajst-9444	28	20	to	to	PART
ajst-9444	28	21	fill	fill	VERB
ajst-9444	28	22	.	.	PUNCT
ajst-9444	29	1	if	if	SCONJ
ajst-9444	29	2	there	there	PRON
ajst-9444	29	3	are	be	VERB
ajst-9444	29	4	outlier	outlier	NOUN
ajst-9444	29	5	in	in	ADP
ajst-9444	29	6	the	the	DET
ajst-9444	29	7	data	datum	NOUN
ajst-9444	29	8	set	set	VERB
ajst-9444	29	9	,	,	PUNCT
ajst-9444	29	10	the	the	DET
ajst-9444	29	11	prediction	prediction	NOUN
ajst-9444	29	12	accuracy	accuracy	NOUN
ajst-9444	29	13	of	of	ADP
ajst-9444	29	14	the	the	DET
ajst-9444	29	15	model	model	NOUN
ajst-9444	29	16	will	will	AUX
ajst-9444	29	17	be	be	AUX
ajst-9444	29	18	affected	affect	VERB
ajst-9444	29	19	.	.	PUNCT
ajst-9444	30	1	in	in	ADP
ajst-9444	30	2	this	this	DET
ajst-9444	30	3	paper	paper	NOUN
ajst-9444	30	4	,	,	PUNCT
ajst-9444	30	5	outlier	outlier	NOUN
ajst-9444	30	6	detection	detection	NOUN
ajst-9444	30	7	method	method	NOUN
ajst-9444	30	8	based	base	VERB
ajst-9444	30	9	on	on	ADP
ajst-9444	30	10	box	box	NOUN
ajst-9444	30	11	and	and	CCONJ
ajst-9444	30	12	line	line	NOUN
ajst-9444	30	13	chart	chart	NOUN
ajst-9444	30	14	is	be	AUX
ajst-9444	30	15	used	use	VERB
ajst-9444	30	16	to	to	PART
ajst-9444	30	17	determine	determine	VERB
ajst-9444	30	18	42	42	NUM
ajst-9444	30	19	outlier	outlier	NOUN
ajst-9444	30	20	.	.	PUNCT
ajst-9444	31	1	the	the	DET
ajst-9444	31	2	laida	laida	PROPN
ajst-9444	31	3	code	code	PROPN
ajst-9444	31	4	.	.	PUNCT
ajst-9444	32	1	assuming	assume	VERB
ajst-9444	32	2	equal	equal	ADJ
ajst-9444	32	3	precision	precision	NOUN
ajst-9444	32	4	measurement	measurement	NOUN
ajst-9444	32	5	of	of	ADP
ajst-9444	32	6	variables	variable	NOUN
ajst-9444	32	7	,	,	PUNCT
ajst-9444	32	8	if	if	SCONJ
ajst-9444	32	9	the	the	DET
ajst-9444	32	10	residual	residual	ADJ
ajst-9444	32	11	error	error	NOUN
ajst-9444	32	12	of	of	ADP
ajst-9444	32	13	a	a	DET
ajst-9444	32	14	measurement	measurement	NOUN
ajst-9444	32	15	value	value	NOUN
ajst-9444	32	16	satisfies	satisfie	NOUN
ajst-9444	32	17	,	,	PUNCT
ajst-9444	32	18	it	it	PRON
ajst-9444	32	19	is	be	AUX
ajst-9444	32	20	considered	consider	VERB
ajst-9444	32	21	a	a	DET
ajst-9444	32	22	bad	bad	ADJ
ajst-9444	32	23	value	value	NOUN
ajst-9444	32	24	with	with	ADP
ajst-9444	32	25	a	a	DET
ajst-9444	32	26	large	large	ADJ
ajst-9444	32	27	error	error	NOUN
ajst-9444	32	28	value	value	NOUN
ajst-9444	32	29	and	and	CCONJ
ajst-9444	32	30	deleted	delete	VERB
ajst-9444	32	31	.	.	PUNCT
ajst-9444	33	1	after	after	ADP
ajst-9444	33	2	outlier	outlier	NOUN
ajst-9444	33	3	and	and	CCONJ
ajst-9444	33	4	missing	miss	VERB
ajst-9444	33	5	value	value	NOUN
ajst-9444	33	6	processing	processing	NOUN
ajst-9444	33	7	,	,	PUNCT
ajst-9444	33	8	267	267	NUM
ajst-9444	33	9	groups	group	NOUN
ajst-9444	33	10	of	of	ADP
ajst-9444	33	11	available	available	ADJ
ajst-9444	33	12	samples	sample	NOUN
ajst-9444	33	13	were	be	AUX
ajst-9444	33	14	obtained	obtain	VERB
ajst-9444	33	15	to	to	PART
ajst-9444	33	16	establish	establish	VERB
ajst-9444	33	17	the	the	DET
ajst-9444	33	18	productivity	productivity	NOUN
ajst-9444	33	19	data	datum	NOUN
ajst-9444	33	20	set	set	VERB
ajst-9444	33	21	after	after	ADP
ajst-9444	33	22	fracturing	fracture	VERB
ajst-9444	33	23	horizontal	horizontal	ADJ
ajst-9444	33	24	well	well	ADJ
ajst-9444	33	25	pressure	pressure	NOUN
ajst-9444	33	26	in	in	ADP
ajst-9444	33	27	sulige	sulige	ADJ
ajst-9444	33	28	tight	tight	ADJ
ajst-9444	33	29	gas	gas	NOUN
ajst-9444	33	30	field	field	NOUN
ajst-9444	33	31	.	.	PUNCT
ajst-9444	34	1	3	3	X
ajst-9444	34	2	.	.	X
ajst-9444	34	3	identification	identification	NOUN
ajst-9444	34	4	of	of	ADP
ajst-9444	34	5	factors	factor	NOUN
ajst-9444	34	6	affecting	affect	VERB
ajst-9444	34	7	post	post	NOUN
ajst-9444	34	8	compression	compression	NOUN
ajst-9444	34	9	production	production	NOUN
ajst-9444	34	10	capacity	capacity	NOUN
ajst-9444	34	11	based	base	VERB
ajst-9444	34	12	on	on	ADP
ajst-9444	34	13	spearman	spearman	NOUN
ajst-9444	34	14	correlation	correlation	NOUN
ajst-9444	34	15	analysis	analysis	NOUN
ajst-9444	34	16	perform	perform	VERB
ajst-9444	34	17	spearman	spearman	NOUN
ajst-9444	34	18	correlation	correlation	NOUN
ajst-9444	34	19	analysis	analysis	NOUN
ajst-9444	34	20	on	on	ADP
ajst-9444	34	21	the	the	DET
ajst-9444	34	22	identified	identify	VERB
ajst-9444	34	23	q	q	NOUN
ajst-9444	34	24	influencing	influence	VERB
ajst-9444	34	25	factors	factor	NOUN
ajst-9444	34	26	,	,	PUNCT
ajst-9444	34	27	and	and	CCONJ
ajst-9444	34	28	pearson	pearson	NOUN
ajst-9444	34	29	correlation	correlation	NOUN
ajst-9444	34	30	is	be	AUX
ajst-9444	34	31	used	use	VERB
ajst-9444	34	32	to	to	PART
ajst-9444	34	33	evaluate	evaluate	VERB
ajst-9444	34	34	the	the	DET
ajst-9444	34	35	linear	linear	ADJ
ajst-9444	34	36	correlation	correlation	NOUN
ajst-9444	34	37	strength	strength	NOUN
ajst-9444	34	38	between	between	ADP
ajst-9444	34	39	two	two	NUM
ajst-9444	34	40	continuous	continuous	ADJ
ajst-9444	34	41	variables	variable	NOUN
ajst-9444	34	42	.	.	PUNCT
ajst-9444	35	1	the	the	DET
ajst-9444	35	2	purpose	purpose	NOUN
ajst-9444	35	3	is	be	AUX
ajst-9444	35	4	to	to	PART
ajst-9444	35	5	eliminate	eliminate	VERB
ajst-9444	35	6	parameters	parameter	NOUN
ajst-9444	35	7	with	with	ADP
ajst-9444	35	8	high	high	ADJ
ajst-9444	35	9	linear	linear	ADJ
ajst-9444	35	10	relationships	relationship	NOUN
ajst-9444	35	11	between	between	ADP
ajst-9444	35	12	each	each	DET
ajst-9444	35	13	other	other	ADJ
ajst-9444	35	14	and	and	CCONJ
ajst-9444	35	15	reduce	reduce	VERB
ajst-9444	35	16	the	the	DET
ajst-9444	35	17	dimensionality	dimensionality	NOUN
ajst-9444	35	18	of	of	ADP
ajst-9444	35	19	the	the	DET
ajst-9444	35	20	data	datum	NOUN
ajst-9444	35	21	.	.	PUNCT
ajst-9444	36	1	let	let	VERB
ajst-9444	36	2	x	x	PRON
ajst-9444	36	3	and	and	CCONJ
ajst-9444	36	4	y	y	PROPN
ajst-9444	36	5	be	be	VERB
ajst-9444	36	6	the	the	DET
ajst-9444	36	7	sample	sample	NOUN
ajst-9444	36	8	data	datum	NOUN
ajst-9444	36	9	,	,	PUNCT
ajst-9444	36	10	and	and	CCONJ
ajst-9444	36	11	the	the	DET
ajst-9444	36	12	calculation	calculation	NOUN
ajst-9444	36	13	formula	formula	NOUN
ajst-9444	36	14	is	be	AUX
ajst-9444	36	15	:	:	PUNCT
ajst-9444	36	16			PROPN
ajst-9444	36	17			NOUN
ajst-9444	37	1			PROPN
ajst-9444	37	2			NOUN
ajst-9444	37	3			PUNCT
ajst-9444	37	4			NOUN
ajst-9444	37	5			NOUN
ajst-9444	37	6	1	1	NUM
ajst-9444	37	7	2	2	NUM
ajst-9444	37	8	2	2	NUM
ajst-9444	37	9	1	1	NUM
ajst-9444	37	10	1	1	NUM
ajst-9444	37	11	n	n	CCONJ
ajst-9444	37	12	n	n	CCONJ
ajst-9444	37	13	n	n	CCONJ
ajst-9444	37	14	n	n	CCONJ
ajst-9444	37	15	n	n	CCONJ
ajst-9444	37	16	n	n	CCONJ
ajst-9444	37	17	n	n	CCONJ
ajst-9444	37	18	n	n	CCONJ
ajst-9444	37	19	n	n	CCONJ
ajst-9444	37	20	n	n	NOUN
ajst-9444	37	21	x	x	SYM
ajst-9444	37	22	x	x	PUNCT
ajst-9444	37	23	y	y	NOUN
ajst-9444	37	24	y	y	NOUN
ajst-9444	37	25	x	x	PUNCT
ajst-9444	37	26	x	x	VERB
ajst-9444	37	27	y	y	PROPN
ajst-9444	37	28	y	y	PROPN
ajst-9444	37	29			ADP
ajst-9444	37	30			PROPN
ajst-9444	37	31			NUM
ajst-9444	38	1			PROPN
ajst-9444	38	2			PROPN
ajst-9444	38	3			PROPN
ajst-9444	38	4			PROPN
ajst-9444	38	5			PROPN
ajst-9444	38	6			PROPN
ajst-9444	38	7			X
ajst-9444	38	8			X
ajst-9444	38	9			X
ajst-9444	38	10	(	(	PUNCT
ajst-9444	38	11	1	1	X
ajst-9444	38	12	)	)	PUNCT
ajst-9444	38	13	after	after	ADP
ajst-9444	38	14	calculating	calculate	VERB
ajst-9444	38	15	the	the	DET
ajst-9444	38	16	spearman	spearman	NOUN
ajst-9444	38	17	correlation	correlation	NOUN
ajst-9444	38	18	coefficient	coefficient	NOUN
ajst-9444	38	19	matrix	matrix	NOUN
ajst-9444	38	20	,	,	PUNCT
ajst-9444	38	21	the	the	DET
ajst-9444	38	22	size	size	NOUN
ajst-9444	38	23	of	of	ADP
ajst-9444	38	24	the	the	DET
ajst-9444	38	25	correlation	correlation	NOUN
ajst-9444	38	26	coefficients	coefficient	NOUN
ajst-9444	38	27	between	between	ADP
ajst-9444	38	28	each	each	DET
ajst-9444	38	29	parameter	parameter	NOUN
ajst-9444	38	30	can	can	AUX
ajst-9444	38	31	be	be	AUX
ajst-9444	38	32	intuitively	intuitively	ADV
ajst-9444	38	33	seen	see	VERB
ajst-9444	38	34	.	.	PUNCT
ajst-9444	39	1	parameters	parameter	NOUN
ajst-9444	39	2	coefficient	coefficient	VERB
ajst-9444	39	3	parameters	parameter	NOUN
ajst-9444	39	4	coefficient	coefficient	VERB
ajst-9444	39	5	porosity	porosity	NOUN
ajst-9444	39	6	0.573	0.573	NUM
ajst-9444	39	7	permeability	permeability	NOUN
ajst-9444	39	8	0.453	0.453	NUM
ajst-9444	39	9	gas	gas	NOUN
ajst-9444	39	10	saturation	saturation	NOUN
ajst-9444	39	11	0.820	0.820	NUM
ajst-9444	39	12	effective	effective	ADJ
ajst-9444	39	13	thickness	thickness	NOUN
ajst-9444	39	14	0.137	0.137	NUM
ajst-9444	39	15	average	average	ADJ
ajst-9444	39	16	total	total	ADJ
ajst-9444	39	17	hydrocarbon	hydrocarbon	NOUN
ajst-9444	39	18	0.734	0.734	NUM
ajst-9444	39	19	reservoir	reservoir	NOUN
ajst-9444	39	20	pressure	pressure	NOUN
ajst-9444	39	21	0.314	0.314	NUM
ajst-9444	39	22	return	return	NOUN
ajst-9444	39	23	ratio	ratio	NOUN
ajst-9444	39	24	0.597	0.597	NUM
ajst-9444	39	25	displacement	displacement	NOUN
ajst-9444	39	26	0.379	0.379	NUM
ajst-9444	39	27	sand	sand	NOUN
ajst-9444	39	28	ratio	ratio	NOUN
ajst-9444	39	29	0.612	0.612	NUM
ajst-9444	39	30	total	total	ADJ
ajst-9444	39	31	fluid	fluid	ADJ
ajst-9444	39	32	volume	volume	NOUN
ajst-9444	39	33	0.624	0.624	NUM
ajst-9444	39	34	total	total	ADJ
ajst-9444	39	35	sand	sand	NOUN
ajst-9444	39	36	volume	volume	NOUN
ajst-9444	39	37	0.476	0.476	NUM
ajst-9444	39	38	liquid	liquid	ADJ
ajst-9444	39	39	nitrogen	nitrogen	NOUN
ajst-9444	39	40	usage	usage	NOUN
ajst-9444	39	41	0.127	0.127	NUM
ajst-9444	39	42	4	4	NUM
ajst-9444	39	43	.	.	PUNCT
ajst-9444	40	1	construction	construction	NOUN
ajst-9444	40	2	of	of	ADP
ajst-9444	40	3	a	a	DET
ajst-9444	40	4	post	post	NOUN
ajst-9444	40	5	press	press	NOUN
ajst-9444	40	6	production	production	NOUN
ajst-9444	40	7	capacity	capacity	NOUN
ajst-9444	40	8	prediction	prediction	NOUN
ajst-9444	40	9	model	model	NOUN
ajst-9444	40	10	based	base	VERB
ajst-9444	40	11	on	on	ADP
ajst-9444	40	12	xgboost	xgboost	ADV
ajst-9444	40	13	4.1	4.1	NUM
ajst-9444	40	14	.	.	PUNCT
ajst-9444	41	1	basic	basic	ADJ
ajst-9444	41	2	principles	principle	NOUN
ajst-9444	41	3	xgboost	xgboost	ADP
ajst-9444	41	4	regression	regression	NOUN
ajst-9444	41	5	is	be	AUX
ajst-9444	41	6	a	a	DET
ajst-9444	41	7	powerful	powerful	ADJ
ajst-9444	41	8	regression	regression	NOUN
ajst-9444	41	9	algorithm	algorithm	NOUN
ajst-9444	41	10	based	base	VERB
ajst-9444	41	11	on	on	ADP
ajst-9444	41	12	gradient	gradient	ADJ
ajst-9444	41	13	lifting	lifting	NOUN
ajst-9444	41	14	framework	framework	NOUN
ajst-9444	41	15	.	.	PUNCT
ajst-9444	42	1	it	it	PRON
ajst-9444	42	2	predicts	predict	VERB
ajst-9444	42	3	target	target	VERB
ajst-9444	42	4	variables	variable	NOUN
ajst-9444	42	5	by	by	ADP
ajst-9444	42	6	iteratively	iteratively	ADV
ajst-9444	42	7	training	train	VERB
ajst-9444	42	8	multiple	multiple	ADJ
ajst-9444	42	9	regression	regression	NOUN
ajst-9444	42	10	tree	tree	NOUN
ajst-9444	42	11	model	model	NOUN
ajst-9444	42	12	.	.	PUNCT
ajst-9444	43	1	each	each	DET
ajst-9444	43	2	regression	regression	NOUN
ajst-9444	43	3	tree	tree	NOUN
ajst-9444	43	4	learns	learn	VERB
ajst-9444	43	5	the	the	DET
ajst-9444	43	6	importance	importance	NOUN
ajst-9444	43	7	and	and	CCONJ
ajst-9444	43	8	interaction	interaction	NOUN
ajst-9444	43	9	of	of	ADP
ajst-9444	43	10	features	feature	NOUN
ajst-9444	43	11	by	by	ADP
ajst-9444	43	12	fitting	fit	VERB
ajst-9444	43	13	the	the	DET
ajst-9444	43	14	nonlinear	nonlinear	ADJ
ajst-9444	43	15	relationship	relationship	NOUN
ajst-9444	43	16	of	of	ADP
ajst-9444	43	17	data	datum	NOUN
ajst-9444	43	18	,	,	PUNCT
ajst-9444	43	19	and	and	CCONJ
ajst-9444	43	20	optimizes	optimize	VERB
ajst-9444	43	21	the	the	DET
ajst-9444	43	22	loss	loss	NOUN
ajst-9444	43	23	function	function	NOUN
ajst-9444	43	24	through	through	ADP
ajst-9444	43	25	gradient	gradient	ADJ
ajst-9444	43	26	descent	descent	NOUN
ajst-9444	43	27	.	.	PUNCT
ajst-9444	44	1	in	in	ADP
ajst-9444	44	2	each	each	DET
ajst-9444	44	3	iteration	iteration	NOUN
ajst-9444	44	4	,	,	PUNCT
ajst-9444	44	5	a	a	DET
ajst-9444	44	6	new	new	ADJ
ajst-9444	44	7	regression	regression	NOUN
ajst-9444	44	8	tree	tree	NOUN
ajst-9444	44	9	is	be	AUX
ajst-9444	44	10	added	add	VERB
ajst-9444	44	11	to	to	ADP
ajst-9444	44	12	the	the	DET
ajst-9444	44	13	model	model	NOUN
ajst-9444	44	14	to	to	PART
ajst-9444	44	15	minimize	minimize	VERB
ajst-9444	44	16	the	the	DET
ajst-9444	44	17	gradient	gradient	NOUN
ajst-9444	44	18	of	of	ADP
ajst-9444	44	19	the	the	DET
ajst-9444	44	20	loss	loss	NOUN
ajst-9444	44	21	function	function	NOUN
ajst-9444	44	22	.	.	PUNCT
ajst-9444	45	1	to	to	PART
ajst-9444	45	2	prevent	prevent	VERB
ajst-9444	45	3	overfitting	overfitting	NOUN
ajst-9444	45	4	,	,	PUNCT
ajst-9444	45	5	xgboost	xgboost	PRON
ajst-9444	45	6	uses	use	VERB
ajst-9444	45	7	regularization	regularization	NOUN
ajst-9444	45	8	terms	term	NOUN
ajst-9444	45	9	to	to	PART
ajst-9444	45	10	control	control	VERB
ajst-9444	45	11	the	the	DET
ajst-9444	45	12	complexity	complexity	NOUN
ajst-9444	45	13	of	of	ADP
ajst-9444	45	14	the	the	DET
ajst-9444	45	15	model	model	NOUN
ajst-9444	45	16	.	.	PUNCT
ajst-9444	46	1	by	by	ADP
ajst-9444	46	2	combining	combine	VERB
ajst-9444	46	3	the	the	DET
ajst-9444	46	4	prediction	prediction	NOUN
ajst-9444	46	5	results	result	NOUN
ajst-9444	46	6	of	of	ADP
ajst-9444	46	7	multiple	multiple	ADJ
ajst-9444	46	8	regression	regression	NOUN
ajst-9444	46	9	trees	tree	NOUN
ajst-9444	46	10	,	,	PUNCT
ajst-9444	46	11	a	a	DET
ajst-9444	46	12	more	more	ADV
ajst-9444	46	13	accurate	accurate	ADJ
ajst-9444	46	14	regression	regression	NOUN
ajst-9444	46	15	prediction	prediction	NOUN
ajst-9444	46	16	was	be	AUX
ajst-9444	46	17	ultimately	ultimately	ADV
ajst-9444	46	18	obtained	obtain	VERB
ajst-9444	46	19	.	.	PUNCT
ajst-9444	47	1	the	the	DET
ajst-9444	47	2	advantage	advantage	NOUN
ajst-9444	47	3	of	of	ADP
ajst-9444	47	4	xgboost	xgboost	PROPN
ajst-9444	47	5	lies	lie	NOUN
ajst-9444	47	6	in	in	ADP
ajst-9444	47	7	its	its	PRON
ajst-9444	47	8	robustness	robustness	NOUN
ajst-9444	47	9	to	to	ADP
ajst-9444	47	10	outlier	outlier	NOUN
ajst-9444	47	11	and	and	CCONJ
ajst-9444	47	12	missing	miss	VERB
ajst-9444	47	13	data	datum	NOUN
ajst-9444	47	14	,	,	PUNCT
ajst-9444	47	15	as	as	ADV
ajst-9444	47	16	well	well	ADV
ajst-9444	47	17	as	as	ADP
ajst-9444	47	18	the	the	DET
ajst-9444	47	19	accuracy	accuracy	NOUN
ajst-9444	47	20	evaluation	evaluation	NOUN
ajst-9444	47	21	of	of	ADP
ajst-9444	47	22	feature	feature	NOUN
ajst-9444	47	23	importance	importance	NOUN
ajst-9444	47	24	,	,	PUNCT
ajst-9444	47	25	making	make	VERB
ajst-9444	47	26	it	it	PRON
ajst-9444	47	27	a	a	DET
ajst-9444	47	28	powerful	powerful	ADJ
ajst-9444	47	29	tool	tool	NOUN
ajst-9444	47	30	for	for	ADP
ajst-9444	47	31	dealing	deal	VERB
ajst-9444	47	32	with	with	ADP
ajst-9444	47	33	regression	regression	NOUN
ajst-9444	47	34	problems	problem	NOUN
ajst-9444	47	35	.	.	PUNCT
ajst-9444	48	1			NOUN
ajst-9444	49	1			PUNCT
ajst-9444	49	2			NOUN
ajst-9444	49	3			NUM
ajst-9444	49	4	1	1	NUM
ajst-9444	49	5	ˆ	ˆ	NOUN
ajst-9444	49	6	,	,	PUNCT
ajst-9444	49	7	m	m	VERB
ajst-9444	49	8	k	k	NOUN
ajst-9444	49	9	i	i	PRON
ajst-9444	49	10	i	i	INTJ
ajst-9444	50	1	k	k	VERB
ajst-9444	51	1	i	i	PRON
ajst-9444	52	1	obj	obj	PROPN
ajst-9444	52	2	l	l	NOUN
ajst-9444	53	1	y	y	PROPN
ajst-9444	53	2	y	y	PROPN
ajst-9444	53	3	f	f	PROPN
ajst-9444	54	1			NUM
ajst-9444	54	2			PROPN
ajst-9444	54	3			NOUN
ajst-9444	54	4	(	(	PUNCT
ajst-9444	54	5	2	2	NUM
ajst-9444	54	6	)	)	PUNCT
ajst-9444	54	7	4.2	4.2	NUM
ajst-9444	54	8	.	.	PUNCT
ajst-9444	55	1	model	model	NOUN
ajst-9444	55	2	evaluation	evaluation	NOUN
ajst-9444	55	3	indicators	indicator	NOUN
ajst-9444	55	4	in	in	ADP
ajst-9444	55	5	order	order	NOUN
ajst-9444	55	6	to	to	PART
ajst-9444	55	7	evaluate	evaluate	VERB
ajst-9444	55	8	the	the	DET
ajst-9444	55	9	effect	effect	NOUN
ajst-9444	55	10	of	of	ADP
ajst-9444	55	11	xgboost	xgboost	PROPN
ajst-9444	55	12	model	model	NOUN
ajst-9444	55	13	in	in	ADP
ajst-9444	55	14	predicting	predict	VERB
ajst-9444	55	15	post	post	NOUN
ajst-9444	55	16	pressure	pressure	NOUN
ajst-9444	55	17	capacity	capacity	NOUN
ajst-9444	55	18	,	,	PUNCT
ajst-9444	55	19	the	the	DET
ajst-9444	55	20	average	average	ADJ
ajst-9444	55	21	absolute	absolute	ADJ
ajst-9444	55	22	percentage	percentage	NOUN
ajst-9444	55	23	error	error	NOUN
ajst-9444	55	24	,	,	PUNCT
ajst-9444	55	25	root	root	NOUN
ajst-9444	55	26	-	-	PUNCT
ajst-9444	55	27	mean	mean	ADJ
ajst-9444	55	28	-	-	PUNCT
ajst-9444	55	29	square	square	NOUN
ajst-9444	55	30	deviation	deviation	NOUN
ajst-9444	55	31	and	and	CCONJ
ajst-9444	55	32	correlation	correlation	NOUN
ajst-9444	55	33	coefficient	coefficient	NOUN
ajst-9444	55	34	are	be	AUX
ajst-9444	55	35	selected	select	VERB
ajst-9444	55	36	as	as	ADP
ajst-9444	55	37	the	the	DET
ajst-9444	55	38	criteria	criterion	NOUN
ajst-9444	55	39	for	for	ADP
ajst-9444	55	40	evaluating	evaluate	VERB
ajst-9444	55	41	model	model	NOUN
ajst-9444	55	42	quality	quality	NOUN
ajst-9444	55	43	:	:	PUNCT
ajst-9444	55	44			NOUN
ajst-9444	55	45	2	2	ADJ
ajst-9444	55	46	1	1	NUM
ajst-9444	55	47	1	1	NUM
ajst-9444	55	48	ˆ	ˆ	NOUN
ajst-9444	55	49	n	n	NOUN
ajst-9444	56	1	i	i	PRON
ajst-9444	56	2	i	i	PRON
ajst-9444	57	1	i	i	PRON
ajst-9444	57	2	rmse	rmse	VERB
ajst-9444	57	3	y	y	PROPN
ajst-9444	57	4	y	y	PROPN
ajst-9444	58	1	n	n	CCONJ
ajst-9444	58	2			NUM
ajst-9444	58	3			NUM
ajst-9444	59	1			X
ajst-9444	59	2	(	(	PUNCT
ajst-9444	59	3	3	3	X
ajst-9444	59	4	)	)	PUNCT
ajst-9444	59	5			NOUN
ajst-9444	59	6			SYM
ajst-9444	59	7			NOUN
ajst-9444	59	8			PROPN
ajst-9444	59	9	2	2	NUM
ajst-9444	59	10	2	2	NUM
ajst-9444	59	11	0	0	NUM
ajst-9444	59	12	2	2	NUM
ajst-9444	59	13	0	0	NUM
ajst-9444	59	14	ˆ	ˆ	NUM
ajst-9444	59	15	1	1	NUM
ajst-9444	59	16	ˆ	ˆ	NOUN
ajst-9444	59	17	n	n	CCONJ
ajst-9444	60	1	i	i	PRON
ajst-9444	60	2	i	i	PRON
ajst-9444	61	1	i	i	PRON
ajst-9444	61	2	i	i	VERB
ajst-9444	62	1	i	i	VERB
ajst-9444	62	2	n	n	VERB
ajst-9444	63	1	i	i	PRON
ajst-9444	63	2	y	y	VERB
ajst-9444	63	3	y	y	NOUN
ajst-9444	63	4	r	r	NOUN
ajst-9444	63	5	y	y	PROPN
ajst-9444	63	6	y	y	PROPN
ajst-9444	64	1			PROPN
ajst-9444	64	2			PROPN
ajst-9444	64	3			PROPN
ajst-9444	64	4			PROPN
ajst-9444	64	5			PROPN
ajst-9444	64	6			PROPN
ajst-9444	64	7			X
ajst-9444	64	8			X
ajst-9444	64	9	(	(	PUNCT
ajst-9444	64	10	4	4	NUM
ajst-9444	64	11	)	)	PUNCT
ajst-9444	64	12	4.3	4.3	NUM
ajst-9444	64	13	.	.	PUNCT
ajst-9444	65	1	model	model	PROPN
ajst-9444	65	2	establishment	establishment	NOUN
ajst-9444	65	3	4.3.1	4.3.1	NUM
ajst-9444	65	4	.	.	PUNCT
ajst-9444	66	1	model	model	NOUN
ajst-9444	66	2	hyperparameter	hyperparameter	NOUN
ajst-9444	66	3	setting	set	VERB
ajst-9444	66	4	model	model	NOUN
ajst-9444	66	5	parameters	parameter	NOUN
ajst-9444	66	6	are	be	AUX
ajst-9444	66	7	internal	internal	ADJ
ajst-9444	66	8	configuration	configuration	NOUN
ajst-9444	66	9	variables	variable	NOUN
ajst-9444	66	10	within	within	ADP
ajst-9444	66	11	the	the	DET
ajst-9444	66	12	model	model	NOUN
ajst-9444	66	13	,	,	PUNCT
ajst-9444	66	14	and	and	CCONJ
ajst-9444	66	15	their	their	PRON
ajst-9444	66	16	values	value	NOUN
ajst-9444	66	17	can	can	AUX
ajst-9444	66	18	be	be	AUX
ajst-9444	66	19	estimated	estimate	VERB
ajst-9444	66	20	using	use	VERB
ajst-9444	66	21	sample	sample	NOUN
ajst-9444	66	22	data	datum	NOUN
ajst-9444	66	23	.	.	PUNCT
ajst-9444	67	1	model	model	NOUN
ajst-9444	67	2	hyperparameters	hyperparameter	NOUN
ajst-9444	67	3	are	be	AUX
ajst-9444	67	4	external	external	ADJ
ajst-9444	67	5	configurations	configuration	NOUN
ajst-9444	67	6	of	of	ADP
ajst-9444	67	7	the	the	DET
ajst-9444	67	8	model	model	NOUN
ajst-9444	67	9	,	,	PUNCT
ajst-9444	67	10	and	and	CCONJ
ajst-9444	67	11	their	their	PRON
ajst-9444	67	12	values	value	NOUN
ajst-9444	67	13	can	can	AUX
ajst-9444	67	14	not	not	PART
ajst-9444	67	15	be	be	AUX
ajst-9444	67	16	estimated	estimate	VERB
ajst-9444	67	17	from	from	ADP
ajst-9444	67	18	sample	sample	NOUN
ajst-9444	67	19	data	datum	NOUN
ajst-9444	67	20	.	.	PUNCT
ajst-9444	68	1	therefore	therefore	ADV
ajst-9444	68	2	,	,	PUNCT
ajst-9444	68	3	the	the	DET
ajst-9444	68	4	optimal	optimal	ADJ
ajst-9444	68	5	values	value	NOUN
ajst-9444	68	6	need	need	VERB
ajst-9444	68	7	to	to	PART
ajst-9444	68	8	be	be	AUX
ajst-9444	68	9	determined	determine	VERB
ajst-9444	68	10	through	through	ADP
ajst-9444	68	11	repeated	repeat	VERB
ajst-9444	68	12	experiments	experiment	NOUN
ajst-9444	68	13	for	for	ADP
ajst-9444	68	14	the	the	DET
ajst-9444	68	15	target	target	NOUN
ajst-9444	68	16	problem	problem	NOUN
ajst-9444	68	17	.	.	PUNCT
ajst-9444	69	1	xgboost	xgboost	X
ajst-9444	69	2	has	have	VERB
ajst-9444	69	3	many	many	ADJ
ajst-9444	69	4	hyperparameters	hyperparameter	NOUN
ajst-9444	69	5	that	that	PRON
ajst-9444	69	6	can	can	AUX
ajst-9444	69	7	control	control	VERB
ajst-9444	69	8	the	the	DET
ajst-9444	69	9	scale	scale	NOUN
ajst-9444	69	10	of	of	ADP
ajst-9444	69	11	the	the	DET
ajst-9444	69	12	model	model	NOUN
ajst-9444	69	13	and	and	CCONJ
ajst-9444	69	14	characterize	characterize	VERB
ajst-9444	69	15	its	its	PRON
ajst-9444	69	16	complexity	complexity	NOUN
ajst-9444	69	17	.	.	PUNCT
ajst-9444	70	1	this	this	DET
ajst-9444	70	2	article	article	NOUN
ajst-9444	70	3	adopts	adopt	VERB
ajst-9444	70	4	a	a	DET
ajst-9444	70	5	cross	cross	NOUN
ajst-9444	70	6	validation	validation	NOUN
ajst-9444	70	7	method	method	NOUN
ajst-9444	70	8	to	to	PART
ajst-9444	70	9	determine	determine	VERB
ajst-9444	70	10	the	the	DET
ajst-9444	70	11	model	model	NOUN
ajst-9444	70	12	complexity	complexity	NOUN
ajst-9444	70	13	corresponding	correspond	VERB
ajst-9444	70	14	to	to	ADP
ajst-9444	70	15	the	the	DET
ajst-9444	70	16	data	datum	NOUN
ajst-9444	70	17	size	size	NOUN
ajst-9444	70	18	.	.	PUNCT
ajst-9444	71	1	using	use	VERB
ajst-9444	71	2	cross	cross	NOUN
ajst-9444	71	3	validation	validation	NOUN
ajst-9444	71	4	,	,	PUNCT
ajst-9444	71	5	the	the	DET
ajst-9444	71	6	loss	loss	NOUN
ajst-9444	71	7	function	function	NOUN
ajst-9444	71	8	is	be	AUX
ajst-9444	71	9	used	use	VERB
ajst-9444	71	10	as	as	ADP
ajst-9444	71	11	the	the	DET
ajst-9444	71	12	evaluation	evaluation	NOUN
ajst-9444	71	13	index	index	NOUN
ajst-9444	71	14	to	to	PART
ajst-9444	71	15	select	select	VERB
ajst-9444	71	16	the	the	DET
ajst-9444	71	17	optimal	optimal	ADJ
ajst-9444	71	18	super	super	ADJ
ajst-9444	71	19	parameter	parameter	NOUN
ajst-9444	71	20	value	value	NOUN
ajst-9444	71	21	.	.	PUNCT
ajst-9444	72	1	the	the	DET
ajst-9444	72	2	summary	summary	NOUN
ajst-9444	72	3	of	of	ADP
ajst-9444	72	4	the	the	DET
ajst-9444	72	5	determined	determined	ADJ
ajst-9444	72	6	hyperparameter	hyperparameter	NOUN
ajst-9444	72	7	values	value	NOUN
ajst-9444	72	8	is	be	AUX
ajst-9444	72	9	shown	show	VERB
ajst-9444	72	10	in	in	ADP
ajst-9444	72	11	table	table	NOUN
ajst-9444	72	12	1	1	NUM
ajst-9444	72	13	.	.	PUNCT
ajst-9444	72	14	table	table	NOUN
ajst-9444	72	15	1	1	NUM
ajst-9444	72	16	.	.	PUNCT
ajst-9444	73	1	xgboost	xgboost	ADJ
ajst-9444	74	1	algorithm	algorithm	PROPN
ajst-9444	74	2	hyperparameters	hyperparameter	VERB
ajst-9444	74	3	parameters	parameter	NOUN
ajst-9444	74	4	value	value	VERB
ajst-9444	74	5	number	number	NOUN
ajst-9444	74	6	of	of	ADP
ajst-9444	74	7	iterations	iteration	NOUN
ajst-9444	74	8	80	80	NUM
ajst-9444	74	9	characteristic	characteristic	ADJ
ajst-9444	74	10	sampling	sampling	NOUN
ajst-9444	74	11	ratio	ratio	NOUN
ajst-9444	74	12	:	:	PUNCT
ajst-9444	74	13	before	before	ADP
ajst-9444	74	14	node	node	NOUN
ajst-9444	74	15	branching	branch	VERB
ajst-9444	74	16	0.69	0.69	NUM
ajst-9444	74	17	characteristic	characteristic	ADJ
ajst-9444	74	18	sampling	sampling	NOUN
ajst-9444	74	19	ratio	ratio	NOUN
ajst-9444	74	20	:	:	PUNCT
ajst-9444	74	21	before	before	SCONJ
ajst-9444	74	22	tree	tree	NOUN
ajst-9444	74	23	construction	construction	NOUN
ajst-9444	74	24	0.4	0.4	NUM
ajst-9444	74	25	learning	learning	NOUN
ajst-9444	74	26	rate	rate	NOUN
ajst-9444	74	27	0.6	0.6	NUM
ajst-9444	74	28	regularization	regularization	NOUN
ajst-9444	74	29	coefficient	coefficient	NOUN
ajst-9444	74	30	135	135	NUM
ajst-9444	74	31	maximum	maximum	ADJ
ajst-9444	74	32	depth	depth	NOUN
ajst-9444	74	33	7	7	NUM
ajst-9444	74	34	samples	sample	NOUN
ajst-9444	74	35	allowed	allow	VERB
ajst-9444	74	36	on	on	ADP
ajst-9444	74	37	any	any	DET
ajst-9444	74	38	node	node	ADJ
ajst-9444	74	39	4	4	NUM
ajst-9444	74	40	proportion	proportion	NOUN
ajst-9444	74	41	of	of	ADP
ajst-9444	74	42	sample	sample	NOUN
ajst-9444	74	43	to	to	PART
ajst-9444	74	44	be	be	AUX
ajst-9444	74	45	sampled	sample	VERB
ajst-9444	74	46	0.6	0.6	NUM
ajst-9444	74	47	4.3.2	4.3.2	NOUN
ajst-9444	74	48	.	.	PUNCT
ajst-9444	75	1	model	model	NOUN
ajst-9444	75	2	feature	feature	NOUN
ajst-9444	75	3	screening	screen	VERB
ajst-9444	75	4	after	after	ADP
ajst-9444	75	5	preprocessing	preprocesse	VERB
ajst-9444	75	6	the	the	DET
ajst-9444	75	7	horizontal	horizontal	ADJ
ajst-9444	75	8	well	well	ADV
ajst-9444	75	9	fracturing	fracturing	NOUN
ajst-9444	75	10	dataset	dataset	NOUN
ajst-9444	75	11	and	and	CCONJ
ajst-9444	75	12	optimizing	optimize	VERB
ajst-9444	75	13	the	the	DET
ajst-9444	75	14	algorithm	algorithm	NOUN
ajst-9444	75	15	hyperparameters	hyperparameter	NOUN
ajst-9444	75	16	,	,	PUNCT
ajst-9444	75	17	xgboost	xgboost	NUM
ajst-9444	75	18	was	be	AUX
ajst-9444	75	19	used	use	VERB
ajst-9444	75	20	to	to	PART
ajst-9444	75	21	model	model	VERB
ajst-9444	75	22	and	and	CCONJ
ajst-9444	75	23	predict	predict	VERB
ajst-9444	75	24	the	the	DET
ajst-9444	75	25	production	production	NOUN
ajst-9444	75	26	capacity	capacity	NOUN
ajst-9444	75	27	after	after	ADP
ajst-9444	75	28	horizontal	horizontal	ADJ
ajst-9444	75	29	well	well	ADJ
ajst-9444	75	30	fracturing	fracturing	NOUN
ajst-9444	75	31	.	.	PUNCT
ajst-9444	76	1	considering	consider	VERB
ajst-9444	76	2	the	the	DET
ajst-9444	76	3	impact	impact	NOUN
ajst-9444	76	4	of	of	ADP
ajst-9444	76	5	different	different	ADJ
ajst-9444	76	6	43	43	NUM
ajst-9444	76	7	number	number	NOUN
ajst-9444	76	8	of	of	ADP
ajst-9444	76	9	features	feature	NOUN
ajst-9444	76	10	on	on	ADP
ajst-9444	76	11	the	the	DET
ajst-9444	76	12	quality	quality	NOUN
ajst-9444	76	13	of	of	ADP
ajst-9444	76	14	the	the	DET
ajst-9444	76	15	model	model	NOUN
ajst-9444	76	16	,	,	PUNCT
ajst-9444	76	17	the	the	DET
ajst-9444	76	18	coefficient	coefficient	NOUN
ajst-9444	76	19	of	of	ADP
ajst-9444	76	20	determination	determination	NOUN
ajst-9444	76	21	of	of	ADP
ajst-9444	76	22	50	50	NUM
ajst-9444	76	23	fold	fold	NOUN
ajst-9444	76	24	cross	cross	NOUN
ajst-9444	76	25	validation	validation	NOUN
ajst-9444	76	26	is	be	AUX
ajst-9444	76	27	used	use	VERB
ajst-9444	76	28	as	as	ADP
ajst-9444	76	29	the	the	DET
ajst-9444	76	30	evaluation	evaluation	NOUN
ajst-9444	76	31	index	index	NOUN
ajst-9444	76	32	to	to	PART
ajst-9444	76	33	determine	determine	VERB
ajst-9444	76	34	the	the	DET
ajst-9444	76	35	optimal	optimal	ADJ
ajst-9444	76	36	parameter	parameter	NOUN
ajst-9444	76	37	of	of	ADP
ajst-9444	76	38	the	the	DET
ajst-9444	76	39	number	number	NOUN
ajst-9444	76	40	of	of	ADP
ajst-9444	76	41	input	input	NOUN
ajst-9444	76	42	features	feature	NOUN
ajst-9444	76	43	of	of	ADP
ajst-9444	76	44	the	the	DET
ajst-9444	76	45	model	model	NOUN
ajst-9444	76	46	.	.	PUNCT
ajst-9444	77	1	figure	figure	NOUN
ajst-9444	77	2	1	1	NUM
ajst-9444	77	3	.	.	PUNCT
ajst-9444	78	1	r2	r2	NOUN
ajst-9444	78	2	value	value	NOUN
ajst-9444	78	3	of	of	ADP
ajst-9444	78	4	5	5	NUM
ajst-9444	78	5	-	-	ADJ
ajst-9444	78	6	fold	fold	ADJ
ajst-9444	78	7	cross	cross	NOUN
ajst-9444	78	8	validation	validation	NOUN
ajst-9444	78	9	for	for	ADP
ajst-9444	78	10	different	different	ADJ
ajst-9444	78	11	feature	feature	NOUN
ajst-9444	78	12	numbers	number	NOUN
ajst-9444	78	13	from	from	ADP
ajst-9444	78	14	figure	figure	NOUN
ajst-9444	78	15	1	1	NUM
ajst-9444	78	16	,	,	PUNCT
ajst-9444	78	17	it	it	PRON
ajst-9444	78	18	can	can	AUX
ajst-9444	78	19	be	be	AUX
ajst-9444	78	20	seen	see	VERB
ajst-9444	78	21	that	that	SCONJ
ajst-9444	78	22	as	as	ADP
ajst-9444	78	23	the	the	DET
ajst-9444	78	24	number	number	NOUN
ajst-9444	78	25	of	of	ADP
ajst-9444	78	26	features	feature	NOUN
ajst-9444	78	27	changes	change	NOUN
ajst-9444	78	28	,	,	PUNCT
ajst-9444	78	29	the	the	DET
ajst-9444	78	30	accuracy	accuracy	NOUN
ajst-9444	78	31	of	of	ADP
ajst-9444	78	32	xgboost	xgboost	X
ajst-9444	78	33	algorithm	algorithm	NOUN
ajst-9444	78	34	in	in	ADP
ajst-9444	78	35	predicting	predict	VERB
ajst-9444	78	36	post	post	NOUN
ajst-9444	78	37	compaction	compaction	NOUN
ajst-9444	78	38	production	production	NOUN
ajst-9444	78	39	capacity	capacity	NOUN
ajst-9444	78	40	is	be	AUX
ajst-9444	78	41	constantly	constantly	ADV
ajst-9444	78	42	changing	change	VERB
ajst-9444	78	43	.	.	PUNCT
ajst-9444	79	1	when	when	SCONJ
ajst-9444	79	2	the	the	DET
ajst-9444	79	3	number	number	NOUN
ajst-9444	79	4	of	of	ADP
ajst-9444	79	5	features	feature	NOUN
ajst-9444	79	6	is	be	AUX
ajst-9444	79	7	7	7	NUM
ajst-9444	79	8	,	,	PUNCT
ajst-9444	79	9	the	the	DET
ajst-9444	79	10	model	model	NOUN
ajst-9444	79	11	performs	perform	VERB
ajst-9444	79	12	best	well	ADV
ajst-9444	79	13	.	.	PUNCT
ajst-9444	80	1	4.4	4.4	NUM
ajst-9444	80	2	.	.	PUNCT
ajst-9444	80	3	model	model	NOUN
ajst-9444	80	4	application	application	NOUN
ajst-9444	80	5	in	in	ADP
ajst-9444	80	6	order	order	NOUN
ajst-9444	80	7	to	to	PART
ajst-9444	80	8	further	far	ADV
ajst-9444	80	9	verify	verify	VERB
ajst-9444	80	10	the	the	DET
ajst-9444	80	11	applicability	applicability	NOUN
ajst-9444	80	12	of	of	ADP
ajst-9444	80	13	the	the	DET
ajst-9444	80	14	prediction	prediction	NOUN
ajst-9444	80	15	model	model	NOUN
ajst-9444	80	16	for	for	ADP
ajst-9444	80	17	volume	volume	NOUN
ajst-9444	80	18	fracturing	fracturing	NOUN
ajst-9444	80	19	production	production	NOUN
ajst-9444	80	20	of	of	ADP
ajst-9444	80	21	horizontal	horizontal	ADJ
ajst-9444	80	22	wells	well	NOUN
ajst-9444	80	23	,	,	PUNCT
ajst-9444	80	24	geological	geological	ADJ
ajst-9444	80	25	and	and	CCONJ
ajst-9444	80	26	engineering	engineering	NOUN
ajst-9444	80	27	parameters	parameter	NOUN
ajst-9444	80	28	of	of	ADP
ajst-9444	80	29	10	10	NUM
ajst-9444	80	30	horizontal	horizontal	ADJ
ajst-9444	80	31	wells	well	NOUN
ajst-9444	80	32	in	in	ADP
ajst-9444	80	33	sulige	sulige	PROPN
ajst-9444	80	34	area	area	NOUN
ajst-9444	80	35	are	be	AUX
ajst-9444	80	36	input	input	VERB
ajst-9444	80	37	into	into	ADP
ajst-9444	80	38	the	the	DET
ajst-9444	80	39	software	software	NOUN
ajst-9444	80	40	to	to	PART
ajst-9444	80	41	carry	carry	VERB
ajst-9444	80	42	out	out	ADP
ajst-9444	80	43	test	test	NOUN
ajst-9444	80	44	production	production	NOUN
ajst-9444	80	45	prediction	prediction	NOUN
ajst-9444	80	46	,	,	PUNCT
ajst-9444	80	47	and	and	CCONJ
ajst-9444	80	48	the	the	DET
ajst-9444	80	49	prediction	prediction	NOUN
ajst-9444	80	50	results	result	NOUN
ajst-9444	80	51	are	be	AUX
ajst-9444	80	52	compared	compare	VERB
ajst-9444	80	53	with	with	ADP
ajst-9444	80	54	the	the	DET
ajst-9444	80	55	field	field	NOUN
ajst-9444	80	56	measured	measure	VERB
ajst-9444	80	57	data	datum	NOUN
ajst-9444	80	58	,	,	PUNCT
ajst-9444	80	59	as	as	SCONJ
ajst-9444	80	60	shown	show	VERB
ajst-9444	80	61	in	in	ADP
ajst-9444	80	62	the	the	DET
ajst-9444	80	63	figure	figure	NOUN
ajst-9444	80	64	.	.	PUNCT
ajst-9444	81	1	figure	figure	NOUN
ajst-9444	81	2	2	2	NUM
ajst-9444	81	3	.	.	PUNCT
ajst-9444	81	4	comparison	comparison	NOUN
ajst-9444	81	5	between	between	ADP
ajst-9444	81	6	predicted	predict	VERB
ajst-9444	81	7	data	datum	NOUN
ajst-9444	81	8	and	and	CCONJ
ajst-9444	81	9	actual	actual	ADJ
ajst-9444	81	10	data	datum	NOUN
ajst-9444	81	11	it	it	PRON
ajst-9444	81	12	can	can	AUX
ajst-9444	81	13	be	be	AUX
ajst-9444	81	14	seen	see	VERB
ajst-9444	81	15	from	from	ADP
ajst-9444	81	16	table	table	NOUN
ajst-9444	81	17	2	2	NUM
ajst-9444	81	18	that	that	SCONJ
ajst-9444	81	19	the	the	DET
ajst-9444	81	20	average	average	ADJ
ajst-9444	81	21	error	error	NOUN
ajst-9444	81	22	of	of	ADP
ajst-9444	81	23	the	the	DET
ajst-9444	81	24	trained	train	VERB
ajst-9444	81	25	production	production	NOUN
ajst-9444	81	26	prediction	prediction	NOUN
ajst-9444	81	27	model	model	NOUN
ajst-9444	81	28	for	for	ADP
ajst-9444	81	29	tight	tight	ADJ
ajst-9444	81	30	gas	gas	NOUN
ajst-9444	81	31	fracturing	fracturing	NOUN
ajst-9444	81	32	horizontal	horizontal	ADJ
ajst-9444	81	33	wells	well	NOUN
ajst-9444	81	34	is	be	AUX
ajst-9444	81	35	11.54	11.54	NUM
ajst-9444	81	36	%	%	NOUN
ajst-9444	81	37	,	,	PUNCT
ajst-9444	81	38	which	which	PRON
ajst-9444	81	39	indicates	indicate	VERB
ajst-9444	81	40	that	that	SCONJ
ajst-9444	81	41	the	the	DET
ajst-9444	81	42	tight	tight	ADJ
ajst-9444	81	43	gas	gas	NOUN
ajst-9444	81	44	production	production	NOUN
ajst-9444	81	45	prediction	prediction	NOUN
ajst-9444	81	46	model	model	NOUN
ajst-9444	81	47	based	base	VERB
ajst-9444	81	48	on	on	ADP
ajst-9444	81	49	bpxgboost	bpxgboost	NOUN
ajst-9444	81	50	can	can	AUX
ajst-9444	81	51	well	well	ADV
ajst-9444	81	52	express	express	VERB
ajst-9444	81	53	the	the	DET
ajst-9444	81	54	internal	internal	ADJ
ajst-9444	81	55	law	law	NOUN
ajst-9444	81	56	and	and	CCONJ
ajst-9444	81	57	relationship	relationship	NOUN
ajst-9444	81	58	between	between	ADP
ajst-9444	81	59	the	the	DET
ajst-9444	81	60	test	test	NOUN
ajst-9444	81	61	production	production	NOUN
ajst-9444	81	62	and	and	CCONJ
ajst-9444	81	63	various	various	ADJ
ajst-9444	81	64	influencing	influence	VERB
ajst-9444	81	65	factors	factor	NOUN
ajst-9444	81	66	,	,	PUNCT
ajst-9444	81	67	and	and	CCONJ
ajst-9444	81	68	the	the	DET
ajst-9444	81	69	error	error	NOUN
ajst-9444	81	70	rate	rate	NOUN
ajst-9444	81	71	of	of	ADP
ajst-9444	81	72	prediction	prediction	NOUN
ajst-9444	81	73	accuracy	accuracy	NOUN
ajst-9444	81	74	is	be	AUX
ajst-9444	81	75	small	small	ADJ
ajst-9444	81	76	,	,	PUNCT
ajst-9444	81	77	providing	provide	VERB
ajst-9444	81	78	an	an	DET
ajst-9444	81	79	efficient	efficient	ADJ
ajst-9444	81	80	,	,	PUNCT
ajst-9444	81	81	feasible	feasible	ADJ
ajst-9444	81	82	and	and	CCONJ
ajst-9444	81	83	accurate	accurate	ADJ
ajst-9444	81	84	method	method	NOUN
ajst-9444	81	85	for	for	ADP
ajst-9444	81	86	predicting	predict	VERB
ajst-9444	81	87	tight	tight	ADJ
ajst-9444	81	88	fracturing	fracturing	NOUN
ajst-9444	81	89	production	production	NOUN
ajst-9444	81	90	.	.	PUNCT
ajst-9444	82	1	5	5	X
ajst-9444	82	2	.	.	X
ajst-9444	82	3	conclusion	conclusion	NOUN
ajst-9444	82	4	(	(	PUNCT
ajst-9444	82	5	1	1	X
ajst-9444	82	6	)	)	PUNCT
ajst-9444	82	7	the	the	DET
ajst-9444	82	8	xgboost	xgboost	PROPN
ajst-9444	82	9	model	model	NOUN
ajst-9444	82	10	is	be	AUX
ajst-9444	82	11	selected	select	VERB
ajst-9444	82	12	.	.	PUNCT
ajst-9444	83	1	according	accord	VERB
ajst-9444	83	2	to	to	ADP
ajst-9444	83	3	the	the	DET
ajst-9444	83	4	factors	factor	NOUN
ajst-9444	83	5	affecting	affect	VERB
ajst-9444	83	6	the	the	DET
ajst-9444	83	7	production	production	NOUN
ajst-9444	83	8	of	of	ADP
ajst-9444	83	9	tight	tight	ADJ
ajst-9444	83	10	gas	gas	NOUN
ajst-9444	83	11	,	,	PUNCT
ajst-9444	83	12	the	the	DET
ajst-9444	83	13	field	field	NOUN
ajst-9444	83	14	actual	actual	ADJ
ajst-9444	83	15	data	datum	NOUN
ajst-9444	83	16	and	and	CCONJ
ajst-9444	83	17	the	the	DET
ajst-9444	83	18	embedded	embed	VERB
ajst-9444	83	19	feature	feature	NOUN
ajst-9444	83	20	selection	selection	NOUN
ajst-9444	83	21	method	method	NOUN
ajst-9444	83	22	are	be	AUX
ajst-9444	83	23	used	use	VERB
ajst-9444	83	24	to	to	PART
ajst-9444	83	25	establish	establish	VERB
ajst-9444	83	26	a	a	DET
ajst-9444	83	27	productivity	productivity	NOUN
ajst-9444	83	28	prediction	prediction	NOUN
ajst-9444	83	29	model	model	NOUN
ajst-9444	83	30	with	with	ADP
ajst-9444	83	31	7	7	NUM
ajst-9444	83	32	geological	geological	ADJ
ajst-9444	83	33	and	and	CCONJ
ajst-9444	83	34	engineering	engineering	NOUN
ajst-9444	83	35	parameters	parameter	NOUN
ajst-9444	83	36	,	,	PUNCT
ajst-9444	83	37	such	such	ADJ
ajst-9444	83	38	as	as	ADP
ajst-9444	83	39	gas	gas	NOUN
ajst-9444	83	40	saturation	saturation	NOUN
ajst-9444	83	41	,	,	PUNCT
ajst-9444	83	42	total	total	ADJ
ajst-9444	83	43	sand	sand	NOUN
ajst-9444	83	44	volume	volume	NOUN
ajst-9444	83	45	,	,	PUNCT
ajst-9444	83	46	porosity	porosity	NOUN
ajst-9444	83	47	,	,	PUNCT
ajst-9444	83	48	average	average	ADJ
ajst-9444	83	49	total	total	ADJ
ajst-9444	83	50	hydrocarbon	hydrocarbon	NOUN
ajst-9444	83	51	,	,	PUNCT
ajst-9444	83	52	and	and	CCONJ
ajst-9444	83	53	effective	effective	ADJ
ajst-9444	83	54	thickness	thickness	NOUN
ajst-9444	83	55	,	,	PUNCT
ajst-9444	83	56	as	as	ADP
ajst-9444	83	57	the	the	DET
ajst-9444	83	58	input	input	NOUN
ajst-9444	83	59	layer	layer	NOUN
ajst-9444	83	60	,	,	PUNCT
ajst-9444	83	61	and	and	CCONJ
ajst-9444	83	62	one	one	NUM
ajst-9444	83	63	-	-	PUNCT
ajst-9444	83	64	year	year	NOUN
ajst-9444	83	65	cumulative	cumulative	ADJ
ajst-9444	83	66	gas	gas	NOUN
ajst-9444	83	67	production	production	NOUN
ajst-9444	83	68	as	as	ADP
ajst-9444	83	69	the	the	DET
ajst-9444	83	70	output	output	NOUN
ajst-9444	83	71	layer	layer	NOUN
ajst-9444	83	72	.	.	PUNCT
ajst-9444	84	1	(	(	PUNCT
ajst-9444	84	2	2	2	X
ajst-9444	84	3	)	)	PUNCT
ajst-9444	84	4	taking	take	VERB
ajst-9444	84	5	the	the	DET
ajst-9444	84	6	data	datum	NOUN
ajst-9444	84	7	of	of	ADP
ajst-9444	84	8	267	267	NUM
ajst-9444	84	9	actual	actual	ADJ
ajst-9444	84	10	fractured	fractured	ADJ
ajst-9444	84	11	wells	well	NOUN
ajst-9444	84	12	in	in	ADP
ajst-9444	84	13	sulige	sulige	PROPN
ajst-9444	84	14	area	area	NOUN
ajst-9444	84	15	as	as	ADP
ajst-9444	84	16	training	training	NOUN
ajst-9444	84	17	samples	sample	NOUN
ajst-9444	84	18	,	,	PUNCT
ajst-9444	84	19	the	the	DET
ajst-9444	84	20	productivity	productivity	NOUN
ajst-9444	84	21	prediction	prediction	NOUN
ajst-9444	84	22	model	model	NOUN
ajst-9444	84	23	of	of	ADP
ajst-9444	84	24	tight	tight	ADJ
ajst-9444	84	25	gas	gas	NOUN
ajst-9444	84	26	horizontal	horizontal	ADJ
ajst-9444	84	27	wells	well	NOUN
ajst-9444	84	28	is	be	AUX
ajst-9444	84	29	established	establish	VERB
ajst-9444	84	30	using	use	VERB
ajst-9444	84	31	xgboost	xgboost	ADV
ajst-9444	84	32	algorithm	algorithm	NOUN
ajst-9444	84	33	with	with	ADP
ajst-9444	84	34	high	high	ADJ
ajst-9444	84	35	accuracy	accuracy	NOUN
ajst-9444	84	36	.	.	PUNCT
ajst-9444	85	1	the	the	DET
ajst-9444	85	2	model	model	NOUN
ajst-9444	85	3	's	's	PART
ajst-9444	85	4	generalization	generalization	NOUN
ajst-9444	85	5	ability	ability	NOUN
ajst-9444	85	6	was	be	AUX
ajst-9444	85	7	validated	validate	VERB
ajst-9444	85	8	using	use	VERB
ajst-9444	85	9	data	datum	NOUN
ajst-9444	85	10	from	from	ADP
ajst-9444	85	11	10	10	NUM
ajst-9444	85	12	actual	actual	ADJ
ajst-9444	85	13	wells	well	NOUN
ajst-9444	85	14	,	,	PUNCT
ajst-9444	85	15	and	and	CCONJ
ajst-9444	85	16	the	the	DET
ajst-9444	85	17	results	result	NOUN
ajst-9444	85	18	showed	show	VERB
ajst-9444	85	19	an	an	DET
ajst-9444	85	20	average	average	ADJ
ajst-9444	85	21	error	error	NOUN
ajst-9444	85	22	of	of	ADP
ajst-9444	85	23	11.54	11.54	NUM
ajst-9444	85	24	%	%	NOUN
ajst-9444	85	25	.	.	PUNCT
ajst-9444	86	1	the	the	DET
ajst-9444	86	2	model	model	NOUN
ajst-9444	86	3	has	have	VERB
ajst-9444	86	4	the	the	DET
ajst-9444	86	5	characteristics	characteristic	NOUN
ajst-9444	86	6	of	of	ADP
ajst-9444	86	7	flexible	flexible	ADJ
ajst-9444	86	8	operation	operation	NOUN
ajst-9444	86	9	and	and	CCONJ
ajst-9444	86	10	high	high	ADJ
ajst-9444	86	11	prediction	prediction	NOUN
ajst-9444	86	12	accuracy	accuracy	NOUN
ajst-9444	86	13	.	.	PUNCT
ajst-9444	87	1	this	this	DET
ajst-9444	87	2	data	datum	NOUN
ajst-9444	87	3	mining	mining	NOUN
ajst-9444	87	4	based	base	VERB
ajst-9444	87	5	analysis	analysis	NOUN
ajst-9444	87	6	method	method	NOUN
ajst-9444	87	7	provides	provide	VERB
ajst-9444	87	8	a	a	DET
ajst-9444	87	9	new	new	ADJ
ajst-9444	87	10	approach	approach	NOUN
ajst-9444	87	11	for	for	ADP
ajst-9444	87	12	the	the	DET
ajst-9444	87	13	production	production	NOUN
ajst-9444	87	14	capacity	capacity	NOUN
ajst-9444	87	15	prediction	prediction	NOUN
ajst-9444	87	16	of	of	ADP
ajst-9444	87	17	gas	gas	NOUN
ajst-9444	87	18	wells	well	NOUN
ajst-9444	87	19	in	in	ADP
ajst-9444	87	20	the	the	DET
ajst-9444	87	21	sulige	sulige	NOUN
ajst-9444	87	22	area	area	NOUN
ajst-9444	87	23	,	,	PUNCT
ajst-9444	87	24	improving	improve	VERB
ajst-9444	87	25	the	the	DET
ajst-9444	87	26	efficiency	efficiency	NOUN
ajst-9444	87	27	of	of	ADP
ajst-9444	87	28	production	production	NOUN
ajst-9444	87	29	capacity	capacity	NOUN
ajst-9444	87	30	prediction	prediction	NOUN
ajst-9444	87	31	.	.	PUNCT
ajst-9444	88	1	references	reference	NOUN
ajst-9444	88	2	[	[	X
ajst-9444	88	3	1	1	NUM
ajst-9444	88	4	]	]	PUNCT
ajst-9444	88	5	li	li	PROPN
ajst-9444	88	6	xianwen	xianwen	PROPN
ajst-9444	88	7	,	,	PUNCT
ajst-9444	88	8	wang	wang	PROPN
ajst-9444	88	9	lili	lili	PROPN
ajst-9444	88	10	,	,	PUNCT
ajst-9444	88	11	wang	wang	PROPN
ajst-9444	88	12	wenxiong	wenxiong	PROPN
ajst-9444	88	13	,	,	PUNCT
ajst-9444	88	14	et	et	PROPN
ajst-9444	88	15	al	al	PROPN
ajst-9444	88	16	innovation	innovation	NOUN
ajst-9444	88	17	of	of	ADP
ajst-9444	88	18	fracturing	fracture	VERB
ajst-9444	88	19	key	key	ADJ
ajst-9444	88	20	technology	technology	NOUN
ajst-9444	88	21	and	and	CCONJ
ajst-9444	88	22	efficient	efficient	ADJ
ajst-9444	88	23	development	development	NOUN
ajst-9444	88	24	practice	practice	NOUN
ajst-9444	88	25	based	base	VERB
ajst-9444	88	26	on	on	ADP
ajst-9444	88	27	slim	slim	ADJ
ajst-9444	88	28	hole	hole	NOUN
ajst-9444	88	29	completion	completion	NOUN
ajst-9444	88	30	-taking	-take	VERB
ajst-9444	88	31	tight	tight	ADJ
ajst-9444	88	32	gas	gas	NOUN
ajst-9444	88	33	reservoir	reservoir	NOUN
ajst-9444	88	34	of	of	ADP
ajst-9444	88	35	sulige	sulige	ADJ
ajst-9444	88	36	gas	gas	NOUN
ajst-9444	88	37	field	field	NOUN
ajst-9444	88	38	as	as	ADP
ajst-9444	88	39	an	an	DET
ajst-9444	88	40	example	example	NOUN
ajst-9444	88	41	[	[	X
ajst-9444	88	42	j	j	X
ajst-9444	88	43	]	]	X
ajst-9444	88	44	natural	natural	ADJ
ajst-9444	88	45	gas	gas	NOUN
ajst-9444	88	46	industry	industry	NOUN
ajst-9444	88	47	,	,	PUNCT
ajst-9444	88	48	2022	2022	NUM
ajst-9444	88	49	,	,	PUNCT
ajst-9444	88	50	42	42	NUM
ajst-9444	88	51	(	(	PUNCT
ajst-9444	88	52	09	09	NUM
ajst-9444	88	53	):	):	PUNCT
ajst-9444	88	54	76	76	NUM
ajst-9444	88	55	-	-	SYM
ajst-9444	88	56	83	83	NUM
ajst-9444	88	57	.	.	PUNCT
ajst-9444	89	1	[	[	X
ajst-9444	89	2	2	2	NUM
ajst-9444	89	3	]	]	X
ajst-9444	89	4	fu	fu	PROPN
ajst-9444	89	5	suotang	suotang	PROPN
ajst-9444	89	6	,	,	PUNCT
ajst-9444	89	7	fei	fei	PROPN
ajst-9444	89	8	shixiang	shixiang	PROPN
ajst-9444	89	9	,	,	PUNCT
ajst-9444	89	10	ye	ye	PROPN
ajst-9444	89	11	zhen	zhen	PROPN
ajst-9444	89	12	,	,	PUNCT
ajst-9444	89	13	etc	etc	X
ajst-9444	89	14	optimization	optimization	NOUN
ajst-9444	89	15	of	of	ADP
ajst-9444	89	16	horizontal	horizontal	ADJ
ajst-9444	89	17	well	well	ADJ
ajst-9444	89	18	parameters	parameter	NOUN
ajst-9444	89	19	in	in	ADP
ajst-9444	89	20	tight	tight	ADJ
ajst-9444	89	21	sandstone	sandstone	NOUN
ajst-9444	89	22	gas	gas	NOUN
ajst-9444	89	23	reservoirs	reservoir	NOUN
ajst-9444	90	1	[	[	X
ajst-9444	90	2	j	j	X
ajst-9444	90	3	]	]	X
ajst-9444	90	4	natural	natural	ADJ
ajst-9444	90	5	gas	gas	NOUN
ajst-9444	90	6	industry	industry	NOUN
ajst-9444	90	7	,	,	PUNCT
ajst-9444	90	8	2018,38	2018,38	PROPN
ajst-9444	90	9	(	(	PUNCT
ajst-9444	90	10	4	4	NUM
ajst-9444	90	11	):	):	PUNCT
ajst-9444	90	12	10	10	NUM
ajst-9444	90	13	.	.	PUNCT
ajst-9444	91	1	[	[	X
ajst-9444	91	2	3	3	NUM
ajst-9444	91	3	]	]	PUNCT
ajst-9444	91	4	anderson	anderson	PROPN
ajst-9444	91	5	roger	roger	PROPN
ajst-9444	91	6	n	n	CCONJ
ajst-9444	91	7	...	...	PUNCT
ajst-9444	91	8	'	'	PUNCT
ajst-9444	91	9	petroleum	petroleum	NOUN
ajst-9444	91	10	analytics	analytic	NOUN
ajst-9444	91	11	learning	learn	VERB
ajst-9444	91	12	machine	machine	NOUN
ajst-9444	91	13	'	'	PUNCT
ajst-9444	91	14	for	for	ADP
ajst-9444	91	15	optimizing	optimize	VERB
ajst-9444	91	16	the	the	DET
ajst-9444	91	17	internet	internet	NOUN
ajst-9444	91	18	of	of	ADP
ajst-9444	91	19	things	thing	NOUN
ajst-9444	91	20	of	of	ADP
ajst-9444	91	21	today	today	NOUN
ajst-9444	91	22	's	's	PART
ajst-9444	91	23	digital	digital	ADJ
ajst-9444	91	24	oil	oil	NOUN
ajst-9444	91	25	field	field	NOUN
ajst-9444	91	26	to	to	PART
ajst-9444	91	27	refine	refine	VERB
ajst-9444	91	28	petroleum	petroleum	NOUN
ajst-9444	91	29	system	system	NOUN
ajst-9444	91	30	[	[	X
ajst-9444	91	31	c]//ieee	c]//ieee	NOUN
ajst-9444	91	32	:	:	PUNCT
ajst-9444	91	33	ieee	ieee	NOUN
ajst-9444	91	34	,	,	PUNCT
ajst-9444	91	35	2017	2017	NUM
ajst-9444	91	36	.	.	PUNCT
ajst-9444	92	1	[	[	X
ajst-9444	92	2	4	4	X
ajst-9444	92	3	]	]	X
ajst-9444	92	4	temizel	temizel	NOUN
ajst-9444	92	5	cenk	cenk	NOUN
ajst-9444	92	6	,	,	PUNCT
ajst-9444	92	7	canbaz	canbaz	PROPN
ajst-9444	92	8	celal	celal	PROPN
ajst-9444	92	9	hakan	hakan	PROPN
ajst-9444	92	10	,	,	PUNCT
ajst-9444	92	11	palabiyik	palabiyik	NOUN
ajst-9444	92	12	yildiray	yildiray	NOUN
ajst-9444	92	13	,	,	PUNCT
ajst-9444	92	14	et	et	PROPN
ajst-9444	92	15	al	al	PROPN
ajst-9444	92	16	.	.	PUNCT
ajst-9444	93	1	a	a	DET
ajst-9444	93	2	comprehensive	comprehensive	ADJ
ajst-9444	93	3	review	review	NOUN
ajst-9444	93	4	of	of	ADP
ajst-9444	93	5	smart	smart	ADJ
ajst-9444	93	6	/	/	SYM
ajst-9444	93	7	intelligent	intelligent	ADJ
ajst-9444	93	8	oilfield	oilfield	NOUN
ajst-9444	93	9	technologies	technology	NOUN
ajst-9444	93	10	and	and	CCONJ
ajst-9444	93	11	applications	application	NOUN
ajst-9444	93	12	in	in	ADP
ajst-9444	93	13	the	the	DET
ajst-9444	93	14	oil	oil	NOUN
ajst-9444	93	15	and	and	CCONJ
ajst-9444	93	16	gas	gas	NOUN
ajst-9444	93	17	industry	industry	NOUN
ajst-9444	93	18	[	[	X
ajst-9444	93	19	c]//spe	c]//spe	NOUN
ajst-9444	93	20	:	:	PUNCT
ajst-9444	93	21	spe	spe	PROPN
ajst-9444	93	22	,	,	PUNCT
ajst-9444	93	23	2019	2019	NUM
ajst-9444	93	24	.	.	PUNCT
ajst-9444	94	1	[	[	X
ajst-9444	94	2	5	5	NUM
ajst-9444	94	3	]	]	PUNCT
ajst-9444	94	4	yu	yu	PROPN
ajst-9444	94	5	hongyan	hongyan	PROPN
ajst-9444	94	6	,	,	PUNCT
ajst-9444	94	7	ding	ding	NOUN
ajst-9444	94	8	shuaiwei	shuaiwei	NOUN
ajst-9444	94	9	,	,	PUNCT
ajst-9444	94	10	gao	gao	PROPN
ajst-9444	94	11	yanfang	yanfang	PROPN
ajst-9444	94	12	,	,	PUNCT
ajst-9444	94	13	et	et	PROPN
ajst-9444	94	14	al	al	PROPN
ajst-9444	94	15	the	the	DET
ajst-9444	94	16	application	application	NOUN
ajst-9444	94	17	of	of	ADP
ajst-9444	94	18	artificial	artificial	ADJ
ajst-9444	94	19	intelligence	intelligence	NOUN
ajst-9444	94	20	in	in	ADP
ajst-9444	94	21	improving	improve	VERB
ajst-9444	94	22	the	the	DET
ajst-9444	94	23	effectiveness	effectiveness	NOUN
ajst-9444	94	24	of	of	ADP
ajst-9444	94	25	oil	oil	NOUN
ajst-9444	94	26	and	and	CCONJ
ajst-9444	94	27	gas	gas	NOUN
ajst-9444	94	28	field	field	NOUN
ajst-9444	94	29	exploration	exploration	NOUN
ajst-9444	94	30	and	and	CCONJ
ajst-9444	94	31	development	development	NOUN
ajst-9444	94	32	[	[	X
ajst-9444	94	33	j	j	X
ajst-9444	94	34	]	]	X
ajst-9444	94	35	journal	journal	NOUN
ajst-9444	94	36	of	of	ADP
ajst-9444	94	37	northwest	northwest	PROPN
ajst-9444	94	38	university	university	PROPN
ajst-9444	94	39	(	(	PUNCT
ajst-9444	94	40	natural	natural	ADJ
ajst-9444	94	41	science	science	NOUN
ajst-9444	94	42	edition	edition	NOUN
ajst-9444	94	43	)	)	PUNCT
ajst-9444	94	44	,	,	PUNCT
ajst-9444	94	45	2022	2022	NUM
ajst-9444	94	46	,	,	PUNCT
ajst-9444	94	47	52	52	NUM
ajst-9444	94	48	(	(	PUNCT
ajst-9444	94	49	6	6	NUM
ajst-9444	94	50	):	):	SYM
ajst-9444	94	51	1086	1086	NUM
ajst-9444	94	52	-	-	SYM
ajst-9444	94	53	1099	1099	NUM
ajst-9444	94	54	.	.	PUNCT
ajst-9444	95	1	[	[	X
ajst-9444	95	2	6	6	X
ajst-9444	95	3	]	]	X
ajst-9444	95	4	liu	liu	PROPN
ajst-9444	95	5	he	he	PRON
ajst-9444	95	6	prospects	prospect	VERB
ajst-9444	95	7	for	for	ADP
ajst-9444	95	8	the	the	DET
ajst-9444	95	9	application	application	NOUN
ajst-9444	95	10	of	of	ADP
ajst-9444	95	11	artificial	artificial	ADJ
ajst-9444	95	12	intelligence	intelligence	NOUN
ajst-9444	95	13	in	in	ADP
ajst-9444	95	14	petroleum	petroleum	NOUN
ajst-9444	95	15	exploration	exploration	NOUN
ajst-9444	95	16	and	and	CCONJ
ajst-9444	95	17	development	development	NOUN
ajst-9444	95	18	[	[	X
ajst-9444	95	19	j	j	X
ajst-9444	95	20	]	]	X
ajst-9444	95	21	journal	journal	NOUN
ajst-9444	95	22	of	of	ADP
ajst-9444	95	23	intelligent	intelligent	ADJ
ajst-9444	95	24	systems	system	NOUN
ajst-9444	95	25	,	,	PUNCT
ajst-9444	95	26	2021	2021	NUM
ajst-9444	95	27	,	,	PUNCT
ajst-9444	95	28	16	16	NUM
ajst-9444	95	29	(	(	PUNCT
ajst-9444	95	30	6	6	NUM
ajst-9444	95	31	):	):	PUNCT
ajst-9444	95	32	985	985	NUM
ajst-9444	95	33	.	.	PUNCT
ajst-9444	96	1	[	[	X
ajst-9444	96	2	7	7	X
ajst-9444	96	3	]	]	X
ajst-9444	96	4	li	li	PROPN
ajst-9444	96	5	yanzun	yanzun	PROPN
ajst-9444	96	6	,	,	PUNCT
ajst-9444	96	7	bai	bai	PROPN
ajst-9444	96	8	yuhu	yuhu	PROPN
ajst-9444	96	9	,	,	PUNCT
ajst-9444	96	10	chen	chen	PROPN
ajst-9444	96	11	guihua	guihua	PROPN
ajst-9444	96	12	,	,	PUNCT
ajst-9444	96	13	et	et	PROPN
ajst-9444	96	14	al	al	PROPN
ajst-9444	96	15	new	new	ADJ
ajst-9444	96	16	technology	technology	NOUN
ajst-9444	96	17	for	for	ADP
ajst-9444	96	18	shale	shale	NOUN
ajst-9444	96	19	oil	oil	NOUN
ajst-9444	96	20	and	and	CCONJ
ajst-9444	96	21	gas	gas	NOUN
ajst-9444	96	22	production	production	NOUN
ajst-9444	96	23	prediction	prediction	NOUN
ajst-9444	96	24	based	base	VERB
ajst-9444	96	25	on	on	ADP
ajst-9444	96	26	artificial	artificial	ADJ
ajst-9444	96	27	xgboost	xgboost	X
ajst-9444	96	28	method	method	PROPN
ajst-9444	96	29	-take	-take	PROPN
ajst-9444	96	30	eagle	eagle	PROPN
ajst-9444	96	31	ford	ford	PROPN
ajst-9444	96	32	shale	shale	PROPN
ajst-9444	96	33	oil	oil	NOUN
ajst-9444	96	34	gas	gas	NOUN
ajst-9444	96	35	field	field	NOUN
ajst-9444	96	36	in	in	ADP
ajst-9444	96	37	the	the	DET
ajst-9444	96	38	united	united	PROPN
ajst-9444	96	39	states	states	PROPN
ajst-9444	96	40	as	as	ADP
ajst-9444	96	41	an	an	DET
ajst-9444	96	42	example	example	NOUN
ajst-9444	96	43	[	[	X
ajst-9444	96	44	j	j	X
ajst-9444	96	45	]	]	X
ajst-9444	96	46	china	china	PROPN
ajst-9444	96	47	offshore	offshore	ADJ
ajst-9444	96	48	oil	oil	NOUN
ajst-9444	96	49	and	and	CCONJ
ajst-9444	96	50	gas	gas	NOUN
ajst-9444	96	51	,	,	PUNCT
ajst-9444	96	52	2020	2020	NUM
ajst-9444	96	53	,	,	PUNCT
ajst-9444	96	54	32	32	NUM
ajst-9444	96	55	(	(	PUNCT
ajst-9444	96	56	4	4	NUM
ajst-9444	96	57	):	):	PUNCT
ajst-9444	96	58	104	104	NUM
ajst-9444	96	59	-	-	SYM
ajst-9444	96	60	110	110	NUM
ajst-9444	96	61	.	.	PUNCT