id	sid	tid	token	lemma	pos
fbem-31281	1	1	frontiers	frontier	NOUN
fbem-31281	1	2	in	in	ADP
fbem-31281	1	3	business	business	NOUN
fbem-31281	1	4	,	,	PUNCT
fbem-31281	1	5	economics	economic	NOUN
fbem-31281	1	6	and	and	CCONJ
fbem-31281	1	7	management	management	NOUN
fbem-31281	1	8	issn	issn	PROPN
fbem-31281	1	9	:	:	PUNCT
fbem-31281	1	10	2766	2766	NUM
fbem-31281	1	11	-	-	PUNCT
fbem-31281	1	12	824x	824x	NUM
fbem-31281	1	13	|	|	ADJ
fbem-31281	1	14	vol	vol	NOUN
fbem-31281	1	15	.	.	PROPN
fbem-31281	1	16	20	20	NUM
fbem-31281	1	17	,	,	PUNCT
fbem-31281	1	18	no	no	INTJ
fbem-31281	1	19	.	.	NOUN
fbem-31281	1	20	1	1	NUM
fbem-31281	1	21	,	,	PUNCT
fbem-31281	1	22	2025	2025	NUM
fbem-31281	1	23	1	1	NUM
fbem-31281	1	24	hyperspectral	hyperspectral	ADJ
fbem-31281	1	25	technology	technology	NOUN
fbem-31281	1	26	in	in	ADP
fbem-31281	1	27	agricultural	agricultural	ADJ
fbem-31281	1	28	soil	soil	NOUN
fbem-31281	1	29	heavy	heavy	ADJ
fbem-31281	1	30	metal	metal	NOUN
fbem-31281	1	31	detection	detection	NOUN
fbem-31281	1	32	:	:	PUNCT
fbem-31281	1	33	current	current	ADJ
fbem-31281	1	34	applications	application	NOUN
fbem-31281	1	35	and	and	CCONJ
fbem-31281	1	36	future	future	ADJ
fbem-31281	1	37	directions	direction	NOUN
fbem-31281	1	38	ruiyi	ruiyi	VERB
fbem-31281	1	39	murong	murong	PROPN
fbem-31281	1	40	shaanxi	shaanxi	PROPN
fbem-31281	1	41	agricultural	agricultural	PROPN
fbem-31281	1	42	development	development	PROPN
fbem-31281	1	43	project	project	NOUN
fbem-31281	1	44	management	management	PROPN
fbem-31281	1	45	consulting	consulting	PROPN
fbem-31281	1	46	co.	co.	PROPN
fbem-31281	1	47	,	,	PUNCT
fbem-31281	1	48	ltd	ltd	PROPN
fbem-31281	1	49	.	.	PROPN
fbem-31281	1	50	,	,	PUNCT
fbem-31281	1	51	china	china	PROPN
fbem-31281	1	52	abstract	abstract	NOUN
fbem-31281	1	53	:	:	PUNCT
fbem-31281	1	54	soil	soil	NOUN
fbem-31281	1	55	heavy	heavy	ADJ
fbem-31281	1	56	metal	metal	NOUN
fbem-31281	1	57	pollution	pollution	NOUN
fbem-31281	1	58	has	have	AUX
fbem-31281	1	59	become	become	VERB
fbem-31281	1	60	a	a	DET
fbem-31281	1	61	global	global	ADJ
fbem-31281	1	62	environmental	environmental	ADJ
fbem-31281	1	63	issue	issue	NOUN
fbem-31281	1	64	,	,	PUNCT
fbem-31281	1	65	posing	pose	VERB
fbem-31281	1	66	serious	serious	ADJ
fbem-31281	1	67	threats	threat	NOUN
fbem-31281	1	68	to	to	ADP
fbem-31281	1	69	agricultural	agricultural	ADJ
fbem-31281	1	70	productivity	productivity	NOUN
fbem-31281	1	71	,	,	PUNCT
fbem-31281	1	72	food	food	NOUN
fbem-31281	1	73	safety	safety	NOUN
fbem-31281	1	74	,	,	PUNCT
fbem-31281	1	75	and	and	CCONJ
fbem-31281	1	76	human	human	ADJ
fbem-31281	1	77	health	health	NOUN
fbem-31281	1	78	.	.	PUNCT
fbem-31281	2	1	the	the	DET
fbem-31281	2	2	emergence	emergence	NOUN
fbem-31281	2	3	of	of	ADP
fbem-31281	2	4	hyperspectral	hyperspectral	ADJ
fbem-31281	2	5	technology	technology	NOUN
fbem-31281	2	6	provides	provide	VERB
fbem-31281	2	7	new	new	ADJ
fbem-31281	2	8	approaches	approach	NOUN
fbem-31281	2	9	for	for	ADP
fbem-31281	2	10	rapid	rapid	ADJ
fbem-31281	2	11	and	and	CCONJ
fbem-31281	2	12	non	non	ADJ
fbem-31281	2	13	-	-	ADJ
fbem-31281	2	14	destructive	destructive	ADJ
fbem-31281	2	15	detection	detection	NOUN
fbem-31281	2	16	of	of	ADP
fbem-31281	2	17	soil	soil	NOUN
fbem-31281	2	18	heavy	heavy	ADJ
fbem-31281	2	19	metals	metal	NOUN
fbem-31281	2	20	.	.	PUNCT
fbem-31281	3	1	this	this	DET
fbem-31281	3	2	paper	paper	NOUN
fbem-31281	3	3	reviews	review	VERB
fbem-31281	3	4	the	the	DET
fbem-31281	3	5	application	application	NOUN
fbem-31281	3	6	of	of	ADP
fbem-31281	3	7	hyperspectral	hyperspectral	ADJ
fbem-31281	3	8	technology	technology	NOUN
fbem-31281	3	9	in	in	ADP
fbem-31281	3	10	identifying	identify	VERB
fbem-31281	3	11	heavy	heavy	ADJ
fbem-31281	3	12	metal	metal	NOUN
fbem-31281	3	13	elements	element	NOUN
fbem-31281	3	14	in	in	ADP
fbem-31281	3	15	agricultural	agricultural	ADJ
fbem-31281	3	16	soils	soil	NOUN
fbem-31281	3	17	.	.	PUNCT
fbem-31281	4	1	first	first	ADV
fbem-31281	4	2	,	,	PUNCT
fbem-31281	4	3	it	it	PRON
fbem-31281	4	4	introduces	introduce	VERB
fbem-31281	4	5	the	the	DET
fbem-31281	4	6	fundamental	fundamental	ADJ
fbem-31281	4	7	principles	principle	NOUN
fbem-31281	4	8	of	of	ADP
fbem-31281	4	9	hyperspectral	hyperspectral	ADJ
fbem-31281	4	10	technology	technology	NOUN
fbem-31281	4	11	,	,	PUNCT
fbem-31281	4	12	including	include	VERB
fbem-31281	4	13	the	the	DET
fbem-31281	4	14	relationship	relationship	NOUN
fbem-31281	4	15	between	between	ADP
fbem-31281	4	16	soil	soil	NOUN
fbem-31281	4	17	spectral	spectral	ADJ
fbem-31281	4	18	characteristics	characteristic	NOUN
fbem-31281	4	19	and	and	CCONJ
fbem-31281	4	20	heavy	heavy	ADJ
fbem-31281	4	21	metal	metal	NOUN
fbem-31281	4	22	elements	element	NOUN
fbem-31281	4	23	,	,	PUNCT
fbem-31281	4	24	hyperspectral	hyperspectral	ADJ
fbem-31281	4	25	data	datum	NOUN
fbem-31281	4	26	acquisition	acquisition	NOUN
fbem-31281	4	27	and	and	CCONJ
fbem-31281	4	28	processing	processing	NOUN
fbem-31281	4	29	,	,	PUNCT
fbem-31281	4	30	as	as	ADV
fbem-31281	4	31	well	well	ADV
fbem-31281	4	32	as	as	ADP
fbem-31281	4	33	spectral	spectral	ADJ
fbem-31281	4	34	feature	feature	NOUN
fbem-31281	4	35	extraction	extraction	NOUN
fbem-31281	4	36	and	and	CCONJ
fbem-31281	4	37	analysis	analysis	NOUN
fbem-31281	4	38	methods	method	NOUN
fbem-31281	4	39	.	.	PUNCT
fbem-31281	5	1	then	then	ADV
fbem-31281	5	2	,	,	PUNCT
fbem-31281	5	3	the	the	DET
fbem-31281	5	4	research	research	NOUN
fbem-31281	5	5	progress	progress	NOUN
fbem-31281	5	6	in	in	ADP
fbem-31281	5	7	agricultural	agricultural	ADJ
fbem-31281	5	8	soil	soil	NOUN
fbem-31281	5	9	heavy	heavy	ADJ
fbem-31281	5	10	metal	metal	NOUN
fbem-31281	5	11	identification	identification	NOUN
fbem-31281	5	12	using	use	VERB
fbem-31281	5	13	hyperspectral	hyperspectral	ADJ
fbem-31281	5	14	technology	technology	NOUN
fbem-31281	5	15	is	be	AUX
fbem-31281	5	16	detailed	detail	VERB
fbem-31281	5	17	from	from	ADP
fbem-31281	5	18	three	three	NUM
fbem-31281	5	19	aspects	aspect	NOUN
fbem-31281	5	20	:	:	PUNCT
fbem-31281	5	21	laboratory	laboratory	NOUN
fbem-31281	5	22	studies	study	NOUN
fbem-31281	5	23	,	,	PUNCT
fbem-31281	5	24	field	field	NOUN
fbem-31281	5	25	applications	application	NOUN
fbem-31281	5	26	,	,	PUNCT
fbem-31281	5	27	and	and	CCONJ
fbem-31281	5	28	integrated	integrated	ADJ
fbem-31281	5	29	applications	application	NOUN
fbem-31281	5	30	with	with	ADP
fbem-31281	5	31	other	other	ADJ
fbem-31281	5	32	technologies	technology	NOUN
fbem-31281	5	33	.	.	PUNCT
fbem-31281	6	1	studies	study	NOUN
fbem-31281	6	2	demonstrate	demonstrate	VERB
fbem-31281	6	3	that	that	SCONJ
fbem-31281	6	4	hyperspectral	hyperspectral	ADJ
fbem-31281	6	5	technology	technology	NOUN
fbem-31281	6	6	can	can	AUX
fbem-31281	6	7	achieve	achieve	VERB
fbem-31281	6	8	high	high	ADJ
fbem-31281	6	9	-	-	PUNCT
fbem-31281	6	10	precision	precision	NOUN
fbem-31281	6	11	prediction	prediction	NOUN
fbem-31281	6	12	of	of	ADP
fbem-31281	6	13	soil	soil	NOUN
fbem-31281	6	14	heavy	heavy	ADJ
fbem-31281	6	15	metal	metal	NOUN
fbem-31281	6	16	content	content	NOUN
fbem-31281	6	17	through	through	ADP
fbem-31281	6	18	interactions	interaction	NOUN
fbem-31281	6	19	between	between	ADP
fbem-31281	6	20	soil	soil	NOUN
fbem-31281	6	21	components	component	NOUN
fbem-31281	6	22	and	and	CCONJ
fbem-31281	6	23	heavy	heavy	ADJ
fbem-31281	6	24	metals	metal	NOUN
fbem-31281	6	25	,	,	PUNCT
fbem-31281	6	26	utilizing	utilize	VERB
fbem-31281	6	27	methods	method	NOUN
fbem-31281	6	28	such	such	ADJ
fbem-31281	6	29	as	as	ADP
fbem-31281	6	30	continuous	continuous	ADJ
fbem-31281	6	31	wavelet	wavelet	NOUN
fbem-31281	6	32	transform	transform	NOUN
fbem-31281	6	33	(	(	PUNCT
fbem-31281	6	34	cwt	cwt	NOUN
fbem-31281	6	35	)	)	PUNCT
fbem-31281	6	36	combined	combine	VERB
fbem-31281	6	37	with	with	ADP
fbem-31281	6	38	radial	radial	ADJ
fbem-31281	6	39	basis	basis	NOUN
fbem-31281	6	40	function	function	NOUN
fbem-31281	6	41	(	(	PUNCT
fbem-31281	6	42	rbf	rbf	PROPN
fbem-31281	6	43	)	)	PUNCT
fbem-31281	6	44	models	model	NOUN
fbem-31281	6	45	.	.	PUNCT
fbem-31281	7	1	however	however	ADV
fbem-31281	7	2	,	,	PUNCT
fbem-31281	7	3	practical	practical	ADJ
fbem-31281	7	4	applications	application	NOUN
fbem-31281	7	5	still	still	ADV
fbem-31281	7	6	face	face	VERB
fbem-31281	7	7	challenges	challenge	NOUN
fbem-31281	7	8	including	include	VERB
fbem-31281	7	9	soil	soil	NOUN
fbem-31281	7	10	background	background	NOUN
fbem-31281	7	11	interference	interference	NOUN
fbem-31281	7	12	,	,	PUNCT
fbem-31281	7	13	data	datum	NOUN
fbem-31281	7	14	complexity	complexity	NOUN
fbem-31281	7	15	,	,	PUNCT
fbem-31281	7	16	and	and	CCONJ
fbem-31281	7	17	high	high	ADJ
fbem-31281	7	18	operational	operational	ADJ
fbem-31281	7	19	costs	cost	NOUN
fbem-31281	7	20	.	.	PUNCT
fbem-31281	8	1	finally	finally	ADV
fbem-31281	8	2	,	,	PUNCT
fbem-31281	8	3	the	the	DET
fbem-31281	8	4	paper	paper	NOUN
fbem-31281	8	5	discusses	discuss	VERB
fbem-31281	8	6	the	the	DET
fbem-31281	8	7	advantages	advantage	NOUN
fbem-31281	8	8	and	and	CCONJ
fbem-31281	8	9	limitations	limitation	NOUN
fbem-31281	8	10	of	of	ADP
fbem-31281	8	11	hyperspectral	hyperspectral	ADJ
fbem-31281	8	12	technology	technology	NOUN
fbem-31281	8	13	in	in	ADP
fbem-31281	8	14	agricultural	agricultural	ADJ
fbem-31281	8	15	soil	soil	NOUN
fbem-31281	8	16	heavy	heavy	ADJ
fbem-31281	8	17	metal	metal	NOUN
fbem-31281	8	18	identification	identification	NOUN
fbem-31281	8	19	,	,	PUNCT
fbem-31281	8	20	and	and	CCONJ
fbem-31281	8	21	prospects	prospect	VERB
fbem-31281	8	22	future	future	ADJ
fbem-31281	8	23	development	development	NOUN
fbem-31281	8	24	directions	direction	NOUN
fbem-31281	8	25	including	include	VERB
fbem-31281	8	26	technological	technological	ADJ
fbem-31281	8	27	improvements	improvement	NOUN
fbem-31281	8	28	and	and	CCONJ
fbem-31281	8	29	innovations	innovation	NOUN
fbem-31281	8	30	,	,	PUNCT
fbem-31281	8	31	expansion	expansion	NOUN
fbem-31281	8	32	of	of	ADP
fbem-31281	8	33	application	application	NOUN
fbem-31281	8	34	scopes	scope	NOUN
fbem-31281	8	35	,	,	PUNCT
fbem-31281	8	36	and	and	CCONJ
fbem-31281	8	37	establishment	establishment	NOUN
fbem-31281	8	38	of	of	ADP
fbem-31281	8	39	standardization	standardization	NOUN
fbem-31281	8	40	and	and	CCONJ
fbem-31281	8	41	normalization	normalization	NOUN
fbem-31281	8	42	.	.	PUNCT
fbem-31281	9	1	future	future	ADJ
fbem-31281	9	2	research	research	NOUN
fbem-31281	9	3	should	should	AUX
fbem-31281	9	4	focus	focus	VERB
fbem-31281	9	5	on	on	ADP
fbem-31281	9	6	enhancing	enhance	VERB
fbem-31281	9	7	sensor	sensor	NOUN
fbem-31281	9	8	resolution	resolution	NOUN
fbem-31281	9	9	,	,	PUNCT
fbem-31281	9	10	optimizing	optimize	VERB
fbem-31281	9	11	algorithms	algorithm	NOUN
fbem-31281	9	12	,	,	PUNCT
fbem-31281	9	13	and	and	CCONJ
fbem-31281	9	14	establishing	establish	VERB
fbem-31281	9	15	unified	unified	ADJ
fbem-31281	9	16	spectral	spectral	ADJ
fbem-31281	9	17	databases	database	NOUN
fbem-31281	9	18	to	to	PART
fbem-31281	9	19	improve	improve	VERB
fbem-31281	9	20	model	model	NOUN
fbem-31281	9	21	generalizability	generalizability	NOUN
fbem-31281	9	22	,	,	PUNCT
fbem-31281	9	23	while	while	SCONJ
fbem-31281	9	24	promoting	promote	VERB
fbem-31281	9	25	widespread	widespread	ADJ
fbem-31281	9	26	application	application	NOUN
fbem-31281	9	27	of	of	ADP
fbem-31281	9	28	hyperspectral	hyperspectral	ADJ
fbem-31281	9	29	technology	technology	NOUN
fbem-31281	9	30	in	in	ADP
fbem-31281	9	31	agricultural	agricultural	ADJ
fbem-31281	9	32	soil	soil	NOUN
fbem-31281	9	33	heavy	heavy	ADJ
fbem-31281	9	34	metal	metal	NOUN
fbem-31281	9	35	monitoring	monitoring	NOUN
fbem-31281	9	36	through	through	ADP
fbem-31281	9	37	multidisciplinary	multidisciplinary	ADJ
fbem-31281	9	38	collaboration	collaboration	NOUN
fbem-31281	9	39	.	.	PUNCT
fbem-31281	10	1	keywords	keyword	NOUN
fbem-31281	10	2	:	:	PUNCT
fbem-31281	10	3	soil	soil	NOUN
fbem-31281	10	4	heavy	heavy	ADJ
fbem-31281	10	5	metal	metal	NOUN
fbem-31281	10	6	pollution	pollution	NOUN
fbem-31281	10	7	;	;	PUNCT
fbem-31281	10	8	hyperspectral	hyperspectral	ADJ
fbem-31281	10	9	technology	technology	NOUN
fbem-31281	10	10	;	;	PUNCT
fbem-31281	10	11	agricultural	agricultural	ADJ
fbem-31281	10	12	soil	soil	NOUN
fbem-31281	10	13	;	;	PUNCT
fbem-31281	10	14	heavy	heavy	ADJ
fbem-31281	10	15	metal	metal	NOUN
fbem-31281	10	16	element	element	NOUN
fbem-31281	10	17	identification	identification	NOUN
fbem-31281	10	18	;	;	PUNCT
fbem-31281	10	19	spectral	spectral	ADJ
fbem-31281	10	20	feature	feature	NOUN
fbem-31281	10	21	extraction	extraction	NOUN
fbem-31281	10	22	.	.	PUNCT
fbem-31281	11	1	1	1	X
fbem-31281	11	2	.	.	X
fbem-31281	11	3	introduction	introduction	NOUN
fbem-31281	11	4	soil	soil	NOUN
fbem-31281	11	5	heavy	heavy	ADJ
fbem-31281	11	6	metal	metal	NOUN
fbem-31281	11	7	pollution	pollution	NOUN
fbem-31281	11	8	has	have	AUX
fbem-31281	11	9	become	become	VERB
fbem-31281	11	10	a	a	DET
fbem-31281	11	11	critical	critical	ADJ
fbem-31281	11	12	global	global	ADJ
fbem-31281	11	13	environmental	environmental	ADJ
fbem-31281	11	14	issue	issue	NOUN
fbem-31281	11	15	,	,	PUNCT
fbem-31281	11	16	posing	pose	VERB
fbem-31281	11	17	severe	severe	ADJ
fbem-31281	11	18	threats	threat	NOUN
fbem-31281	11	19	to	to	ADP
fbem-31281	11	20	agricultural	agricultural	ADJ
fbem-31281	11	21	productivity	productivity	NOUN
fbem-31281	11	22	,	,	PUNCT
fbem-31281	11	23	food	food	NOUN
fbem-31281	11	24	safety	safety	NOUN
fbem-31281	11	25	,	,	PUNCT
fbem-31281	11	26	and	and	CCONJ
fbem-31281	11	27	human	human	ADJ
fbem-31281	11	28	health	health	NOUN
fbem-31281	11	29	.	.	PUNCT
fbem-31281	12	1	heavy	heavy	ADJ
fbem-31281	12	2	metals	metal	NOUN
fbem-31281	12	3	such	such	ADJ
fbem-31281	12	4	as	as	ADP
fbem-31281	12	5	cadmium	cadmium	NOUN
fbem-31281	12	6	(	(	PUNCT
fbem-31281	12	7	cd	cd	PROPN
fbem-31281	12	8	)	)	PUNCT
fbem-31281	12	9	,	,	PUNCT
fbem-31281	12	10	lead	lead	NOUN
fbem-31281	12	11	(	(	PUNCT
fbem-31281	12	12	pb	pb	NOUN
fbem-31281	12	13	)	)	PUNCT
fbem-31281	12	14	,	,	PUNCT
fbem-31281	12	15	and	and	CCONJ
fbem-31281	12	16	nickel	nickel	NOUN
fbem-31281	12	17	(	(	PUNCT
fbem-31281	12	18	ni	ni	NOUN
fbem-31281	12	19	)	)	PUNCT
fbem-31281	12	20	accumulate	accumulate	VERB
fbem-31281	12	21	in	in	ADP
fbem-31281	12	22	soils	soil	NOUN
fbem-31281	12	23	through	through	ADP
fbem-31281	12	24	industrial	industrial	ADJ
fbem-31281	12	25	activities	activity	NOUN
fbem-31281	12	26	,	,	PUNCT
fbem-31281	12	27	mining	mining	NOUN
fbem-31281	12	28	,	,	PUNCT
fbem-31281	12	29	and	and	CCONJ
fbem-31281	12	30	improper	improper	ADJ
fbem-31281	12	31	waste	waste	NOUN
fbem-31281	12	32	disposal	disposal	NOUN
fbem-31281	12	33	,	,	PUNCT
fbem-31281	12	34	leading	lead	VERB
fbem-31281	12	35	to	to	ADP
fbem-31281	12	36	reduced	reduce	VERB
fbem-31281	12	37	crop	crop	NOUN
fbem-31281	12	38	yields	yield	NOUN
fbem-31281	12	39	,	,	PUNCT
fbem-31281	12	40	compromised	compromise	VERB
fbem-31281	12	41	agricultural	agricultural	ADJ
fbem-31281	12	42	product	product	NOUN
fbem-31281	12	43	quality	quality	NOUN
fbem-31281	12	44	,	,	PUNCT
fbem-31281	12	45	and	and	CCONJ
fbem-31281	12	46	long	long	ADJ
fbem-31281	12	47	-	-	PUNCT
fbem-31281	12	48	term	term	NOUN
fbem-31281	12	49	health	health	NOUN
fbem-31281	12	50	risks	risk	NOUN
fbem-31281	12	51	through	through	ADP
fbem-31281	12	52	the	the	DET
fbem-31281	12	53	food	food	NOUN
fbem-31281	12	54	chain	chain	NOUN
fbem-31281	12	55	(	(	PUNCT
fbem-31281	12	56	zhang	zhang	PROPN
fbem-31281	12	57	et	et	PROPN
fbem-31281	12	58	al	al	PROPN
fbem-31281	12	59	.	.	PROPN
fbem-31281	12	60	,	,	PUNCT
fbem-31281	12	61	2015	2015	NUM
fbem-31281	12	62	;	;	PUNCT
fbem-31281	12	63	chen	chen	PROPN
fbem-31281	12	64	et	et	PROPN
fbem-31281	12	65	al	al	PROPN
fbem-31281	12	66	.	.	PROPN
fbem-31281	12	67	,	,	PUNCT
fbem-31281	12	68	2018	2018	NUM
fbem-31281	12	69	)	)	PUNCT
fbem-31281	12	70	.	.	PUNCT
fbem-31281	13	1	in	in	ADP
fbem-31281	13	2	china	china	PROPN
fbem-31281	13	3	,	,	PUNCT
fbem-31281	13	4	approximately	approximately	ADV
fbem-31281	13	5	19.4	19.4	NUM
fbem-31281	13	6	%	%	NOUN
fbem-31281	13	7	of	of	ADP
fbem-31281	13	8	agricultural	agricultural	ADJ
fbem-31281	13	9	soils	soil	NOUN
fbem-31281	13	10	are	be	AUX
fbem-31281	13	11	contaminated	contaminate	VERB
fbem-31281	13	12	by	by	ADP
fbem-31281	13	13	heavy	heavy	ADJ
fbem-31281	13	14	metals	metal	NOUN
fbem-31281	13	15	(	(	PUNCT
fbem-31281	13	16	figure	figure	NOUN
fbem-31281	13	17	1	1	NUM
fbem-31281	13	18	)	)	PUNCT
fbem-31281	13	19	,	,	PUNCT
fbem-31281	13	20	with	with	ADP
fbem-31281	13	21	cd	cd	PROPN
fbem-31281	13	22	being	be	AUX
fbem-31281	13	23	the	the	DET
fbem-31281	13	24	most	most	ADV
fbem-31281	13	25	prevalent	prevalent	ADJ
fbem-31281	13	26	pollutant	pollutant	NOUN
fbem-31281	13	27	,	,	PUNCT
fbem-31281	13	28	highlighting	highlight	VERB
fbem-31281	13	29	the	the	DET
fbem-31281	13	30	urgency	urgency	NOUN
fbem-31281	13	31	for	for	ADP
fbem-31281	13	32	effective	effective	ADJ
fbem-31281	13	33	monitoring	monitoring	NOUN
fbem-31281	13	34	and	and	CCONJ
fbem-31281	13	35	remediation	remediation	NOUN
fbem-31281	13	36	strategies	strategy	NOUN
fbem-31281	13	37	(	(	PUNCT
fbem-31281	13	38	zhang	zhang	X
fbem-31281	13	39	et	et	PROPN
fbem-31281	13	40	al	al	PROPN
fbem-31281	13	41	.	.	PROPN
fbem-31281	13	42	,	,	PUNCT
fbem-31281	13	43	2015	2015	NUM
fbem-31281	13	44	;	;	PUNCT
fbem-31281	14	1	wang	wang	PROPN
fbem-31281	14	2	et	et	PROPN
fbem-31281	14	3	al	al	PROPN
fbem-31281	14	4	.	.	PROPN
fbem-31281	14	5	,	,	PUNCT
fbem-31281	14	6	2018	2018	NUM
fbem-31281	14	7	)	)	PUNCT
fbem-31281	14	8	.	.	PUNCT
fbem-31281	15	1	figure	figure	NOUN
fbem-31281	15	2	1	1	NUM
fbem-31281	15	3	.	.	PUNCT
fbem-31281	16	1	the	the	DET
fbem-31281	16	2	geographical	geographical	ADJ
fbem-31281	16	3	locations	location	NOUN
fbem-31281	16	4	of	of	ADP
fbem-31281	16	5	cd	cd	PROPN
fbem-31281	16	6	in	in	ADP
fbem-31281	16	7	the	the	DET
fbem-31281	16	8	agricultural	agricultural	ADJ
fbem-31281	16	9	soil	soil	NOUN
fbem-31281	16	10	of	of	ADP
fbem-31281	16	11	china	china	PROPN
fbem-31281	16	12	,	,	PUNCT
fbem-31281	16	13	with	with	ADP
fbem-31281	16	14	the	the	DET
fbem-31281	16	15	dot	dot	NOUN
fbem-31281	16	16	size	size	NOUN
fbem-31281	16	17	representing	represent	VERB
fbem-31281	16	18	metal	metal	NOUN
fbem-31281	16	19	concentrations	concentration	NOUN
fbem-31281	16	20	(	(	PUNCT
fbem-31281	16	21	wang	wang	PROPN
fbem-31281	16	22	et	et	PROPN
fbem-31281	16	23	al	al	PROPN
fbem-31281	16	24	.	.	PROPN
fbem-31281	16	25	,	,	PUNCT
fbem-31281	16	26	2023	2023	NUM
fbem-31281	16	27	)	)	PUNCT
fbem-31281	16	28	the	the	DET
fbem-31281	16	29	emergence	emergence	NOUN
fbem-31281	16	30	of	of	ADP
fbem-31281	16	31	hyperspectral	hyperspectral	ADJ
fbem-31281	16	32	technology	technology	NOUN
fbem-31281	16	33	offers	offer	VERB
fbem-31281	16	34	a	a	DET
fbem-31281	16	35	transformative	transformative	ADJ
fbem-31281	16	36	approach	approach	NOUN
fbem-31281	16	37	for	for	ADP
fbem-31281	16	38	rapid	rapid	ADJ
fbem-31281	16	39	and	and	CCONJ
fbem-31281	16	40	non	non	ADJ
fbem-31281	16	41	-	-	ADJ
fbem-31281	16	42	destructive	destructive	ADJ
fbem-31281	16	43	detection	detection	NOUN
fbem-31281	16	44	of	of	ADP
fbem-31281	16	45	soil	soil	NOUN
fbem-31281	16	46	contaminants	contaminant	NOUN
fbem-31281	16	47	.	.	PUNCT
fbem-31281	17	1	hyperspectral	hyperspectral	ADJ
fbem-31281	17	2	imaging	imaging	NOUN
fbem-31281	17	3	captures	capture	VERB
fbem-31281	17	4	detailed	detailed	ADJ
fbem-31281	17	5	spectral	spectral	ADJ
fbem-31281	17	6	signatures	signature	NOUN
fbem-31281	17	7	across	across	ADP
fbem-31281	17	8	a	a	DET
fbem-31281	17	9	wide	wide	ADJ
fbem-31281	17	10	2	2	NUM
fbem-31281	17	11	wavelength	wavelength	NOUN
fbem-31281	17	12	range	range	NOUN
fbem-31281	17	13	(	(	PUNCT
fbem-31281	17	14	350–2500	350–2500	NUM
fbem-31281	17	15	nm	nm	NOUN
fbem-31281	17	16	)	)	PUNCT
fbem-31281	17	17	,	,	PUNCT
fbem-31281	17	18	enabling	enable	VERB
fbem-31281	17	19	the	the	DET
fbem-31281	17	20	identification	identification	NOUN
fbem-31281	17	21	of	of	ADP
fbem-31281	17	22	subtle	subtle	ADJ
fbem-31281	17	23	spectral	spectral	ADJ
fbem-31281	17	24	variations	variation	NOUN
fbem-31281	17	25	caused	cause	VERB
fbem-31281	17	26	by	by	ADP
fbem-31281	17	27	heavy	heavy	ADJ
fbem-31281	17	28	metal	metal	NOUN
fbem-31281	17	29	interactions	interaction	NOUN
fbem-31281	17	30	with	with	ADP
fbem-31281	17	31	soil	soil	NOUN
fbem-31281	17	32	components	component	NOUN
fbem-31281	17	33	(	(	PUNCT
fbem-31281	17	34	wu	wu	PROPN
fbem-31281	17	35	et	et	PROPN
fbem-31281	17	36	al	al	PROPN
fbem-31281	17	37	.	.	PROPN
fbem-31281	17	38	,	,	PUNCT
fbem-31281	17	39	2005a	2005a	NUM
fbem-31281	17	40	;	;	PUNCT
fbem-31281	17	41	xie	xie	PROPN
fbem-31281	17	42	et	et	PROPN
fbem-31281	17	43	al	al	PROPN
fbem-31281	17	44	.	.	PROPN
fbem-31281	17	45	,	,	PUNCT
fbem-31281	17	46	2007	2007	NUM
fbem-31281	17	47	)	)	PUNCT
fbem-31281	17	48	.	.	PUNCT
fbem-31281	18	1	for	for	ADP
fbem-31281	18	2	instance	instance	NOUN
fbem-31281	18	3	,	,	PUNCT
fbem-31281	18	4	studies	study	NOUN
fbem-31281	18	5	have	have	AUX
fbem-31281	18	6	demonstrated	demonstrate	VERB
fbem-31281	18	7	that	that	SCONJ
fbem-31281	18	8	spectral	spectral	ADJ
fbem-31281	18	9	transformations	transformation	NOUN
fbem-31281	18	10	,	,	PUNCT
fbem-31281	18	11	such	such	ADJ
fbem-31281	18	12	as	as	ADP
fbem-31281	18	13	first	first	ADJ
fbem-31281	18	14	and	and	CCONJ
fbem-31281	18	15	second	second	ADJ
fbem-31281	18	16	derivatives	derivative	NOUN
fbem-31281	18	17	,	,	PUNCT
fbem-31281	18	18	enhance	enhance	VERB
fbem-31281	18	19	the	the	DET
fbem-31281	18	20	correlation	correlation	NOUN
fbem-31281	18	21	between	between	ADP
fbem-31281	18	22	spectral	spectral	ADJ
fbem-31281	18	23	data	datum	NOUN
fbem-31281	18	24	and	and	CCONJ
fbem-31281	18	25	heavy	heavy	ADJ
fbem-31281	18	26	metal	metal	NOUN
fbem-31281	18	27	concentrations	concentration	NOUN
fbem-31281	18	28	,	,	PUNCT
fbem-31281	18	29	improving	improve	VERB
fbem-31281	18	30	model	model	NOUN
fbem-31281	18	31	accuracy	accuracy	NOUN
fbem-31281	18	32	for	for	ADP
fbem-31281	18	33	elements	element	NOUN
fbem-31281	18	34	like	like	ADP
fbem-31281	18	35	ni	ni	PROPN
fbem-31281	18	36	and	and	CCONJ
fbem-31281	18	37	cd	cd	PROPN
fbem-31281	18	38	(	(	PUNCT
fbem-31281	18	39	zhang	zhang	PROPN
fbem-31281	18	40	et	et	PROPN
fbem-31281	18	41	al	al	PROPN
fbem-31281	18	42	.	.	PROPN
fbem-31281	18	43	,	,	PUNCT
fbem-31281	18	44	2019	2019	NUM
fbem-31281	18	45	;	;	PUNCT
fbem-31281	18	46	tan	tan	PROPN
fbem-31281	18	47	et	et	PROPN
fbem-31281	18	48	al	al	PROPN
fbem-31281	18	49	.	.	PROPN
fbem-31281	18	50	,	,	PUNCT
fbem-31281	18	51	2021	2021	NUM
fbem-31281	18	52	)	)	PUNCT
fbem-31281	18	53	.	.	PUNCT
fbem-31281	19	1	hyperspectral	hyperspectral	ADJ
fbem-31281	19	2	sensors	sensor	NOUN
fbem-31281	19	3	,	,	PUNCT
fbem-31281	19	4	including	include	VERB
fbem-31281	19	5	ground	ground	NOUN
fbem-31281	19	6	-	-	PUNCT
fbem-31281	19	7	based	base	VERB
fbem-31281	19	8	spectrometers	spectrometer	NOUN
fbem-31281	19	9	(	(	PUNCT
fbem-31281	19	10	e.g.	e.g.	ADV
fbem-31281	19	11	,	,	PUNCT
fbem-31281	19	12	asd	asd	PROPN
fbem-31281	19	13	fieldspec4	fieldspec4	PROPN
fbem-31281	19	14	)	)	PUNCT
fbem-31281	19	15	and	and	CCONJ
fbem-31281	19	16	airborne	airborne	ADJ
fbem-31281	19	17	systems	system	NOUN
fbem-31281	19	18	,	,	PUNCT
fbem-31281	19	19	have	have	AUX
fbem-31281	19	20	been	be	AUX
fbem-31281	19	21	widely	widely	ADV
fbem-31281	19	22	deployed	deploy	VERB
fbem-31281	19	23	to	to	PART
fbem-31281	19	24	collect	collect	VERB
fbem-31281	19	25	soil	soil	NOUN
fbem-31281	19	26	reflectance	reflectance	NOUN
fbem-31281	19	27	data	datum	NOUN
fbem-31281	19	28	,	,	PUNCT
fbem-31281	19	29	which	which	PRON
fbem-31281	19	30	,	,	PUNCT
fbem-31281	19	31	when	when	SCONJ
fbem-31281	19	32	combined	combine	VERB
fbem-31281	19	33	with	with	ADP
fbem-31281	19	34	machine	machine	NOUN
fbem-31281	19	35	learning	learn	VERB
fbem-31281	19	36	algorithms	algorithm	NOUN
fbem-31281	19	37	like	like	ADP
fbem-31281	19	38	partial	partial	ADJ
fbem-31281	19	39	least	least	ADJ
fbem-31281	19	40	squares	square	NOUN
fbem-31281	19	41	regression	regression	NOUN
fbem-31281	19	42	(	(	PUNCT
fbem-31281	19	43	plsr	plsr	PROPN
fbem-31281	19	44	)	)	PUNCT
fbem-31281	19	45	and	and	CCONJ
fbem-31281	19	46	radial	radial	ADJ
fbem-31281	19	47	basis	basis	NOUN
fbem-31281	19	48	function	function	NOUN
fbem-31281	19	49	neural	neural	ADJ
fbem-31281	19	50	networks	network	NOUN
fbem-31281	19	51	(	(	PUNCT
fbem-31281	19	52	rbf	rbf	PROPN
fbem-31281	19	53	)	)	PUNCT
fbem-31281	19	54	,	,	PUNCT
fbem-31281	19	55	enable	enable	VERB
fbem-31281	19	56	quantitative	quantitative	ADJ
fbem-31281	19	57	inversion	inversion	NOUN
fbem-31281	19	58	of	of	ADP
fbem-31281	19	59	heavy	heavy	ADJ
fbem-31281	19	60	metal	metal	NOUN
fbem-31281	19	61	contents	content	NOUN
fbem-31281	19	62	(	(	PUNCT
fbem-31281	19	63	wang	wang	PROPN
fbem-31281	19	64	et	et	PROPN
fbem-31281	19	65	al	al	PROPN
fbem-31281	19	66	.	.	PROPN
fbem-31281	19	67	,	,	PUNCT
fbem-31281	19	68	2018	2018	NUM
fbem-31281	19	69	;	;	PUNCT
fbem-31281	19	70	zhang	zhang	PROPN
fbem-31281	19	71	et	et	PROPN
fbem-31281	19	72	al	al	PROPN
fbem-31281	19	73	.	.	PROPN
fbem-31281	19	74	,	,	PUNCT
fbem-31281	19	75	2022	2022	NUM
fbem-31281	19	76	)	)	PUNCT
fbem-31281	19	77	.	.	PUNCT
fbem-31281	20	1	laboratory	laboratory	NOUN
fbem-31281	20	2	studies	study	NOUN
fbem-31281	20	3	have	have	AUX
fbem-31281	20	4	validated	validate	VERB
fbem-31281	20	5	the	the	DET
fbem-31281	20	6	efficacy	efficacy	NOUN
fbem-31281	20	7	of	of	ADP
fbem-31281	20	8	hyperspectral	hyperspectral	ADJ
fbem-31281	20	9	technology	technology	NOUN
fbem-31281	20	10	in	in	ADP
fbem-31281	20	11	identifying	identify	VERB
fbem-31281	20	12	heavy	heavy	ADJ
fbem-31281	20	13	metals	metal	NOUN
fbem-31281	20	14	under	under	ADP
fbem-31281	20	15	controlled	control	VERB
fbem-31281	20	16	conditions	condition	NOUN
fbem-31281	20	17	.	.	PUNCT
fbem-31281	21	1	for	for	ADP
fbem-31281	21	2	example	example	NOUN
fbem-31281	21	3	,	,	PUNCT
fbem-31281	21	4	zhang	zhang	PROPN
fbem-31281	21	5	et	et	PROPN
fbem-31281	21	6	al	al	PROPN
fbem-31281	21	7	.	.	PROPN
fbem-31281	22	1	(	(	PUNCT
fbem-31281	22	2	2019	2019	NUM
fbem-31281	22	3	)	)	PUNCT
fbem-31281	22	4	achieved	achieve	VERB
fbem-31281	22	5	high	high	ADJ
fbem-31281	22	6	precision	precision	NOUN
fbem-31281	22	7	(	(	PUNCT
fbem-31281	22	8	r²	r²	NOUN
fbem-31281	22	9	=	=	SYM
fbem-31281	22	10	0.83	0.83	NUM
fbem-31281	22	11	)	)	PUNCT
fbem-31281	22	12	in	in	ADP
fbem-31281	22	13	predicting	predict	VERB
fbem-31281	22	14	soil	soil	NOUN
fbem-31281	22	15	cd	cd	NOUN
fbem-31281	22	16	content	content	NOUN
fbem-31281	22	17	using	use	VERB
fbem-31281	22	18	continuous	continuous	ADJ
fbem-31281	22	19	wavelet	wavelet	NOUN
fbem-31281	22	20	transform	transform	NOUN
fbem-31281	22	21	(	(	PUNCT
fbem-31281	22	22	cwt	cwt	NOUN
fbem-31281	22	23	)	)	PUNCT
fbem-31281	22	24	combined	combine	VERB
fbem-31281	22	25	with	with	ADP
fbem-31281	22	26	rbf	rbf	PROPN
fbem-31281	22	27	models	model	NOUN
fbem-31281	22	28	.	.	PUNCT
fbem-31281	23	1	however	however	ADV
fbem-31281	23	2	,	,	PUNCT
fbem-31281	23	3	field	field	NOUN
fbem-31281	23	4	applications	application	NOUN
fbem-31281	23	5	face	face	VERB
fbem-31281	23	6	challenges	challenge	NOUN
fbem-31281	23	7	such	such	ADJ
fbem-31281	23	8	as	as	ADP
fbem-31281	23	9	environmental	environmental	ADJ
fbem-31281	23	10	interference	interference	NOUN
fbem-31281	23	11	(	(	PUNCT
fbem-31281	23	12	e.g.	e.g.	ADV
fbem-31281	23	13	,	,	PUNCT
fbem-31281	23	14	soil	soil	NOUN
fbem-31281	23	15	moisture	moisture	NOUN
fbem-31281	23	16	,	,	PUNCT
fbem-31281	23	17	organic	organic	ADJ
fbem-31281	23	18	matter	matter	NOUN
fbem-31281	23	19	)	)	PUNCT
fbem-31281	23	20	and	and	CCONJ
fbem-31281	23	21	data	datum	NOUN
fbem-31281	23	22	complexity	complexity	NOUN
fbem-31281	23	23	,	,	PUNCT
fbem-31281	23	24	necessitating	necessitate	VERB
fbem-31281	23	25	advanced	advanced	ADJ
fbem-31281	23	26	preprocessing	preprocessing	NOUN
fbem-31281	23	27	and	and	CCONJ
fbem-31281	23	28	modeling	model	VERB
fbem-31281	23	29	techniques	technique	NOUN
fbem-31281	23	30	(	(	PUNCT
fbem-31281	23	31	wang	wang	PROPN
fbem-31281	23	32	et	et	PROPN
fbem-31281	23	33	al	al	PROPN
fbem-31281	23	34	.	.	PROPN
fbem-31281	23	35	,	,	PUNCT
fbem-31281	23	36	2018	2018	NUM
fbem-31281	23	37	;	;	PUNCT
fbem-31281	23	38	fu	fu	PROPN
fbem-31281	23	39	et	et	PROPN
fbem-31281	23	40	al	al	PROPN
fbem-31281	23	41	.	.	PROPN
fbem-31281	23	42	,	,	PUNCT
fbem-31281	23	43	2013	2013	NUM
fbem-31281	23	44	)	)	PUNCT
fbem-31281	23	45	.	.	PUNCT
fbem-31281	24	1	integrating	integrate	VERB
fbem-31281	24	2	hyperspectral	hyperspectral	ADJ
fbem-31281	24	3	data	datum	NOUN
fbem-31281	24	4	with	with	ADP
fbem-31281	24	5	geospatial	geospatial	ADJ
fbem-31281	24	6	technologies	technology	NOUN
fbem-31281	24	7	like	like	ADP
fbem-31281	24	8	gis	gis	PROPN
fbem-31281	24	9	further	far	ADV
fbem-31281	24	10	enhances	enhance	VERB
fbem-31281	24	11	spatialtemporal	spatialtemporal	ADJ
fbem-31281	24	12	monitoring	monitoring	NOUN
fbem-31281	24	13	capabilities	capability	NOUN
fbem-31281	24	14	,	,	PUNCT
fbem-31281	24	15	providing	provide	VERB
fbem-31281	24	16	a	a	DET
fbem-31281	24	17	holistic	holistic	ADJ
fbem-31281	24	18	framework	framework	NOUN
fbem-31281	24	19	for	for	ADP
fbem-31281	24	20	pollution	pollution	NOUN
fbem-31281	24	21	management	management	NOUN
fbem-31281	24	22	(	(	PUNCT
fbem-31281	24	23	zhong	zhong	PROPN
fbem-31281	24	24	et	et	PROPN
fbem-31281	24	25	al	al	PROPN
fbem-31281	24	26	.	.	PROPN
fbem-31281	24	27	,	,	PUNCT
fbem-31281	24	28	2023	2023	NUM
fbem-31281	24	29	;	;	PUNCT
fbem-31281	24	30	guan	guan	PROPN
fbem-31281	24	31	et	et	PROPN
fbem-31281	24	32	al	al	PROPN
fbem-31281	24	33	.	.	PROPN
fbem-31281	24	34	,	,	PUNCT
fbem-31281	24	35	2019	2019	NUM
fbem-31281	24	36	)	)	PUNCT
fbem-31281	24	37	.	.	PUNCT
fbem-31281	25	1	despite	despite	SCONJ
fbem-31281	25	2	its	its	PRON
fbem-31281	25	3	advantages	advantage	NOUN
fbem-31281	25	4	—	—	PUNCT
fbem-31281	25	5	non	non	ADJ
fbem-31281	25	6	-	-	ADJ
fbem-31281	25	7	destructive	destructive	ADJ
fbem-31281	25	8	detection	detection	NOUN
fbem-31281	25	9	,	,	PUNCT
fbem-31281	25	10	rapid	rapid	ADJ
fbem-31281	25	11	large	large	ADJ
fbem-31281	25	12	-	-	PUNCT
fbem-31281	25	13	area	area	NOUN
fbem-31281	25	14	coverage	coverage	NOUN
fbem-31281	25	15	,	,	PUNCT
fbem-31281	25	16	and	and	CCONJ
fbem-31281	25	17	multi	multi	ADJ
fbem-31281	25	18	-	-	ADJ
fbem-31281	25	19	element	element	ADJ
fbem-31281	25	20	monitoring	monitoring	NOUN
fbem-31281	25	21	—	—	PUNCT
fbem-31281	25	22	hyperspectral	hyperspectral	ADJ
fbem-31281	25	23	technology	technology	NOUN
fbem-31281	25	24	remains	remain	VERB
fbem-31281	25	25	constrained	constrain	VERB
fbem-31281	25	26	by	by	ADP
fbem-31281	25	27	high	high	ADJ
fbem-31281	25	28	costs	cost	NOUN
fbem-31281	25	29	,	,	PUNCT
fbem-31281	25	30	technical	technical	ADJ
fbem-31281	25	31	complexity	complexity	NOUN
fbem-31281	25	32	,	,	PUNCT
fbem-31281	25	33	and	and	CCONJ
fbem-31281	25	34	dependence	dependence	NOUN
fbem-31281	25	35	on	on	ADP
fbem-31281	25	36	soil	soil	NOUN
fbem-31281	25	37	background	background	NOUN
fbem-31281	25	38	conditions	condition	NOUN
fbem-31281	25	39	(	(	PUNCT
fbem-31281	25	40	wang	wang	PROPN
fbem-31281	25	41	et	et	PROPN
fbem-31281	25	42	al	al	PROPN
fbem-31281	25	43	.	.	PROPN
fbem-31281	25	44	,	,	PUNCT
fbem-31281	25	45	2018	2018	NUM
fbem-31281	25	46	;	;	PUNCT
fbem-31281	25	47	zhang	zhang	PROPN
fbem-31281	25	48	et	et	PROPN
fbem-31281	25	49	al	al	PROPN
fbem-31281	25	50	.	.	PROPN
fbem-31281	25	51	,	,	PUNCT
fbem-31281	25	52	2022	2022	NUM
fbem-31281	25	53	)	)	PUNCT
fbem-31281	25	54	.	.	PUNCT
fbem-31281	26	1	future	future	ADJ
fbem-31281	26	2	advancements	advancement	NOUN
fbem-31281	26	3	require	require	VERB
fbem-31281	26	4	improved	improved	ADJ
fbem-31281	26	5	sensor	sensor	NOUN
fbem-31281	26	6	resolution	resolution	NOUN
fbem-31281	26	7	,	,	PUNCT
fbem-31281	26	8	optimized	optimize	VERB
fbem-31281	26	9	algorithms	algorithm	NOUN
fbem-31281	26	10	(	(	PUNCT
fbem-31281	26	11	e.g.	e.g.	ADV
fbem-31281	26	12	,	,	PUNCT
fbem-31281	26	13	ensemble	ensemble	ADJ
fbem-31281	26	14	learning	learning	NOUN
fbem-31281	26	15	frameworks	framework	NOUN
fbem-31281	26	16	)	)	PUNCT
fbem-31281	26	17	,	,	PUNCT
fbem-31281	26	18	and	and	CCONJ
fbem-31281	26	19	standardized	standardized	ADJ
fbem-31281	26	20	protocols	protocol	NOUN
fbem-31281	26	21	to	to	PART
fbem-31281	26	22	bridge	bridge	VERB
fbem-31281	26	23	laboratory	laboratory	NOUN
fbem-31281	26	24	research	research	NOUN
fbem-31281	26	25	and	and	CCONJ
fbem-31281	26	26	practical	practical	ADJ
fbem-31281	26	27	field	field	NOUN
fbem-31281	26	28	applications	application	NOUN
fbem-31281	26	29	(	(	PUNCT
fbem-31281	26	30	tan	tan	NOUN
fbem-31281	26	31	et	et	NOUN
fbem-31281	26	32	al	al	PROPN
fbem-31281	26	33	.	.	PROPN
fbem-31281	26	34	,	,	PUNCT
fbem-31281	26	35	2021	2021	NUM
fbem-31281	26	36	;	;	PUNCT
fbem-31281	26	37	tan	tan	PROPN
fbem-31281	26	38	et	et	PROPN
fbem-31281	26	39	al	al	PROPN
fbem-31281	26	40	.	.	PROPN
fbem-31281	26	41	,	,	PUNCT
fbem-31281	26	42	2021	2021	NUM
fbem-31281	26	43	)	)	PUNCT
fbem-31281	26	44	.	.	PUNCT
fbem-31281	27	1	this	this	DET
fbem-31281	27	2	study	study	NOUN
fbem-31281	27	3	emphasizes	emphasize	VERB
fbem-31281	27	4	the	the	DET
fbem-31281	27	5	pivotal	pivotal	ADJ
fbem-31281	27	6	role	role	NOUN
fbem-31281	27	7	of	of	ADP
fbem-31281	27	8	hyperspectral	hyperspectral	ADJ
fbem-31281	27	9	technology	technology	NOUN
fbem-31281	27	10	in	in	ADP
fbem-31281	27	11	agricultural	agricultural	ADJ
fbem-31281	27	12	soil	soil	NOUN
fbem-31281	27	13	monitoring	monitoring	NOUN
fbem-31281	27	14	and	and	CCONJ
fbem-31281	27	15	aims	aim	VERB
fbem-31281	27	16	to	to	PART
fbem-31281	27	17	provide	provide	VERB
fbem-31281	27	18	a	a	DET
fbem-31281	27	19	technical	technical	ADJ
fbem-31281	27	20	foundation	foundation	NOUN
fbem-31281	27	21	for	for	ADP
fbem-31281	27	22	sustainable	sustainable	ADJ
fbem-31281	27	23	soil	soil	NOUN
fbem-31281	27	24	management	management	NOUN
fbem-31281	27	25	.	.	PUNCT
fbem-31281	28	1	2	2	X
fbem-31281	28	2	.	.	X
fbem-31281	28	3	principles	principle	NOUN
fbem-31281	28	4	of	of	ADP
fbem-31281	28	5	hyperspectral	hyperspectral	ADJ
fbem-31281	28	6	technology	technology	NOUN
fbem-31281	28	7	in	in	ADP
fbem-31281	28	8	identifying	identify	VERB
fbem-31281	28	9	heavy	heavy	ADJ
fbem-31281	28	10	metal	metal	NOUN
fbem-31281	28	11	elements	element	NOUN
fbem-31281	28	12	2.1	2.1	NUM
fbem-31281	28	13	.	.	PUNCT
fbem-31281	29	1	relationship	relationship	NOUN
fbem-31281	29	2	between	between	ADP
fbem-31281	29	3	soil	soil	NOUN
fbem-31281	29	4	spectral	spectral	ADJ
fbem-31281	29	5	characteristics	characteristic	NOUN
fbem-31281	29	6	and	and	CCONJ
fbem-31281	29	7	heavy	heavy	ADJ
fbem-31281	29	8	metal	metal	NOUN
fbem-31281	29	9	elements	element	NOUN
fbem-31281	29	10	the	the	DET
fbem-31281	29	11	interaction	interaction	NOUN
fbem-31281	29	12	between	between	ADP
fbem-31281	29	13	heavy	heavy	ADJ
fbem-31281	29	14	metals	metal	NOUN
fbem-31281	29	15	and	and	CCONJ
fbem-31281	29	16	soil	soil	NOUN
fbem-31281	29	17	spectral	spectral	ADJ
fbem-31281	29	18	reflectance	reflectance	NOUN
fbem-31281	29	19	forms	form	VERB
fbem-31281	29	20	the	the	DET
fbem-31281	29	21	theoretical	theoretical	ADJ
fbem-31281	29	22	basis	basis	NOUN
fbem-31281	29	23	for	for	ADP
fbem-31281	29	24	hyperspectral	hyperspectral	ADJ
fbem-31281	29	25	detection	detection	NOUN
fbem-31281	29	26	.	.	PUNCT
fbem-31281	30	1	heavy	heavy	ADJ
fbem-31281	30	2	metals	metal	NOUN
fbem-31281	30	3	indirectly	indirectly	ADV
fbem-31281	30	4	alter	alter	VERB
fbem-31281	30	5	soil	soil	NOUN
fbem-31281	30	6	spectral	spectral	ADJ
fbem-31281	30	7	characteristics	characteristic	NOUN
fbem-31281	30	8	by	by	ADP
fbem-31281	30	9	influencing	influence	VERB
fbem-31281	30	10	soil	soil	NOUN
fbem-31281	30	11	components	component	NOUN
fbem-31281	30	12	such	such	ADJ
fbem-31281	30	13	as	as	ADP
fbem-31281	30	14	organic	organic	ADJ
fbem-31281	30	15	matter	matter	NOUN
fbem-31281	30	16	,	,	PUNCT
fbem-31281	30	17	iron	iron	NOUN
fbem-31281	30	18	oxides	oxide	NOUN
fbem-31281	30	19	,	,	PUNCT
fbem-31281	30	20	and	and	CCONJ
fbem-31281	30	21	clay	clay	NOUN
fbem-31281	30	22	minerals	mineral	NOUN
fbem-31281	30	23	(	(	PUNCT
fbem-31281	30	24	wu	wu	PROPN
fbem-31281	30	25	et	et	PROPN
fbem-31281	30	26	al	al	PROPN
fbem-31281	30	27	.	.	PROPN
fbem-31281	30	28	,	,	PUNCT
fbem-31281	30	29	2007	2007	NUM
fbem-31281	30	30	;	;	PUNCT
fbem-31281	30	31	stenberg	stenberg	PROPN
fbem-31281	30	32	,	,	PUNCT
fbem-31281	30	33	2010	2010	NUM
fbem-31281	30	34	)	)	PUNCT
fbem-31281	30	35	.	.	PUNCT
fbem-31281	31	1	for	for	ADP
fbem-31281	31	2	instance	instance	NOUN
fbem-31281	31	3	,	,	PUNCT
fbem-31281	31	4	cadmium	cadmium	NOUN
fbem-31281	31	5	(	(	PUNCT
fbem-31281	31	6	cd	cd	PROPN
fbem-31281	31	7	)	)	PUNCT
fbem-31281	31	8	and	and	CCONJ
fbem-31281	31	9	lead	lead	NOUN
fbem-31281	31	10	(	(	PUNCT
fbem-31281	31	11	pb	pb	NOUN
fbem-31281	31	12	)	)	PUNCT
fbem-31281	31	13	tend	tend	VERB
fbem-31281	31	14	to	to	PART
fbem-31281	31	15	form	form	VERB
fbem-31281	31	16	complexes	complex	NOUN
fbem-31281	31	17	with	with	ADP
fbem-31281	31	18	organic	organic	ADJ
fbem-31281	31	19	matter	matter	NOUN
fbem-31281	31	20	,	,	PUNCT
fbem-31281	31	21	while	while	SCONJ
fbem-31281	31	22	arsenic	arsenic	NOUN
fbem-31281	31	23	(	(	PUNCT
fbem-31281	31	24	as	as	ADP
fbem-31281	31	25	)	)	PUNCT
fbem-31281	31	26	and	and	CCONJ
fbem-31281	31	27	chromium	chromium	NOUN
fbem-31281	31	28	(	(	PUNCT
fbem-31281	31	29	cr	cr	NOUN
fbem-31281	31	30	)	)	PUNCT
fbem-31281	31	31	are	be	AUX
fbem-31281	31	32	often	often	ADV
fbem-31281	31	33	adsorbed	adsorb	VERB
fbem-31281	31	34	by	by	ADP
fbem-31281	31	35	iron	iron	NOUN
fbem-31281	31	36	oxides	oxide	NOUN
fbem-31281	31	37	,	,	PUNCT
fbem-31281	31	38	modifying	modify	VERB
fbem-31281	31	39	their	their	PRON
fbem-31281	31	40	spectral	spectral	ADJ
fbem-31281	31	41	absorption	absorption	NOUN
fbem-31281	31	42	features	feature	NOUN
fbem-31281	31	43	(	(	PUNCT
fbem-31281	31	44	kooistra	kooistra	PROPN
fbem-31281	31	45	et	et	PROPN
fbem-31281	31	46	al	al	PROPN
fbem-31281	31	47	.	.	PROPN
fbem-31281	31	48	,	,	PUNCT
fbem-31281	31	49	2001	2001	NUM
fbem-31281	31	50	;	;	PUNCT
fbem-31281	32	1	xia	xia	PROPN
fbem-31281	32	2	et	et	PROPN
fbem-31281	32	3	al	al	PROPN
fbem-31281	32	4	.	.	PROPN
fbem-31281	32	5	,	,	PUNCT
fbem-31281	32	6	2015	2015	NUM
fbem-31281	32	7	)	)	PUNCT
fbem-31281	32	8	.	.	PUNCT
fbem-31281	33	1	studies	study	NOUN
fbem-31281	33	2	have	have	AUX
fbem-31281	33	3	shown	show	VERB
fbem-31281	33	4	that	that	SCONJ
fbem-31281	33	5	soil	soil	NOUN
fbem-31281	33	6	spectral	spectral	ADJ
fbem-31281	33	7	reflectance	reflectance	NOUN
fbem-31281	33	8	generally	generally	ADV
fbem-31281	33	9	exhibits	exhibit	VERB
fbem-31281	33	10	a	a	DET
fbem-31281	33	11	negative	negative	ADJ
fbem-31281	33	12	correlation	correlation	NOUN
fbem-31281	33	13	with	with	ADP
fbem-31281	33	14	heavy	heavy	ADJ
fbem-31281	33	15	metal	metal	NOUN
fbem-31281	33	16	concentrations	concentration	NOUN
fbem-31281	33	17	.	.	PUNCT
fbem-31281	34	1	for	for	ADP
fbem-31281	34	2	example	example	NOUN
fbem-31281	34	3	,	,	PUNCT
fbem-31281	34	4	zhang	zhang	PROPN
fbem-31281	34	5	et	et	PROPN
fbem-31281	34	6	al	al	PROPN
fbem-31281	34	7	.	.	PROPN
fbem-31281	35	1	(	(	PUNCT
fbem-31281	35	2	2019	2019	NUM
fbem-31281	35	3	)	)	PUNCT
fbem-31281	35	4	observed	observe	VERB
fbem-31281	35	5	that	that	SCONJ
fbem-31281	35	6	cd	cd	PROPN
fbem-31281	35	7	concentrations	concentration	NOUN
fbem-31281	35	8	were	be	AUX
fbem-31281	35	9	strongly	strongly	ADV
fbem-31281	35	10	negatively	negatively	ADV
fbem-31281	35	11	correlated	correlate	VERB
fbem-31281	35	12	with	with	ADP
fbem-31281	35	13	reflectance	reflectance	NOUN
fbem-31281	35	14	at	at	ADP
fbem-31281	35	15	wavelengths	wavelength	NOUN
fbem-31281	35	16	of	of	ADP
fbem-31281	35	17	968	968	NUM
fbem-31281	35	18	nm	nm	NOUN
fbem-31281	35	19	after	after	ADP
fbem-31281	35	20	continuum	continuum	ADJ
fbem-31281	35	21	removal	removal	NOUN
fbem-31281	35	22	transformation	transformation	NOUN
fbem-31281	35	23	,	,	PUNCT
fbem-31281	35	24	with	with	ADP
fbem-31281	35	25	correlation	correlation	NOUN
fbem-31281	35	26	coefficients	coefficient	NOUN
fbem-31281	35	27	reaching	reach	VERB
fbem-31281	35	28	0.497	0.497	NUM
fbem-31281	35	29	.	.	PUNCT
fbem-31281	36	1	similarly	similarly	ADV
fbem-31281	36	2	,	,	PUNCT
fbem-31281	36	3	spectral	spectral	ADJ
fbem-31281	36	4	second	second	ADJ
fbem-31281	36	5	derivatives	derivative	NOUN
fbem-31281	36	6	significantly	significantly	ADV
fbem-31281	36	7	enhanced	enhance	VERB
fbem-31281	36	8	the	the	DET
fbem-31281	36	9	correlation	correlation	NOUN
fbem-31281	36	10	between	between	ADP
fbem-31281	36	11	ni	ni	PROPN
fbem-31281	36	12	content	content	NOUN
fbem-31281	36	13	and	and	CCONJ
fbem-31281	36	14	reflectance	reflectance	NOUN
fbem-31281	36	15	,	,	PUNCT
fbem-31281	36	16	achieving	achieve	VERB
fbem-31281	36	17	a	a	DET
fbem-31281	36	18	maximum	maximum	ADJ
fbem-31281	36	19	correlation	correlation	NOUN
fbem-31281	36	20	coefficient	coefficient	NOUN
fbem-31281	36	21	of	of	ADP
fbem-31281	36	22	-0.512	-0.512	PROPN
fbem-31281	36	23	(	(	PUNCT
fbem-31281	36	24	zhang	zhang	X
fbem-31281	36	25	et	et	PROPN
fbem-31281	36	26	al	al	PROPN
fbem-31281	36	27	.	.	PROPN
fbem-31281	36	28	,	,	PUNCT
fbem-31281	36	29	2019	2019	NUM
fbem-31281	36	30	)	)	PUNCT
fbem-31281	36	31	.	.	PUNCT
fbem-31281	37	1	the	the	DET
fbem-31281	37	2	spectral	spectral	ADJ
fbem-31281	37	3	response	response	NOUN
fbem-31281	37	4	mechanisms	mechanism	NOUN
fbem-31281	37	5	of	of	ADP
fbem-31281	37	6	heavy	heavy	ADJ
fbem-31281	37	7	metals	metal	NOUN
fbem-31281	37	8	vary	vary	VERB
fbem-31281	37	9	depending	depend	VERB
fbem-31281	37	10	on	on	ADP
fbem-31281	37	11	their	their	PRON
fbem-31281	37	12	chemical	chemical	NOUN
fbem-31281	37	13	properties	property	NOUN
fbem-31281	37	14	and	and	CCONJ
fbem-31281	37	15	binding	bind	VERB
fbem-31281	37	16	states	state	NOUN
fbem-31281	37	17	.	.	PUNCT
fbem-31281	38	1	for	for	ADP
fbem-31281	38	2	example	example	NOUN
fbem-31281	38	3	,	,	PUNCT
fbem-31281	38	4	hg	hg	NOUN
fbem-31281	38	5	exhibits	exhibit	VERB
fbem-31281	38	6	weak	weak	ADJ
fbem-31281	38	7	direct	direct	ADJ
fbem-31281	38	8	spectral	spectral	ADJ
fbem-31281	38	9	absorption	absorption	NOUN
fbem-31281	38	10	but	but	CCONJ
fbem-31281	38	11	shows	show	VERB
fbem-31281	38	12	enhanced	enhance	VERB
fbem-31281	38	13	detectability	detectability	NOUN
fbem-31281	38	14	after	after	ADP
fbem-31281	38	15	mathematical	mathematical	ADJ
fbem-31281	38	16	transformations	transformation	NOUN
fbem-31281	38	17	such	such	ADJ
fbem-31281	38	18	as	as	ADP
fbem-31281	38	19	logarithmic	logarithmic	ADJ
fbem-31281	38	20	reciprocal	reciprocal	ADJ
fbem-31281	38	21	first	first	ADJ
fbem-31281	38	22	derivatives	derivative	NOUN
fbem-31281	38	23	(	(	PUNCT
fbem-31281	38	24	wang	wang	PROPN
fbem-31281	38	25	et	et	PROPN
fbem-31281	38	26	al	al	PROPN
fbem-31281	38	27	.	.	PROPN
fbem-31281	38	28	,	,	PUNCT
fbem-31281	38	29	2018	2018	NUM
fbem-31281	38	30	)	)	PUNCT
fbem-31281	38	31	.	.	PUNCT
fbem-31281	39	1	hyperspectral	hyperspectral	ADJ
fbem-31281	39	2	technology	technology	NOUN
fbem-31281	39	3	captures	capture	VERB
fbem-31281	39	4	subtle	subtle	ADJ
fbem-31281	39	5	changes	change	NOUN
fbem-31281	39	6	in	in	ADP
fbem-31281	39	7	soil	soil	NOUN
fbem-31281	39	8	reflectance	reflectance	NOUN
fbem-31281	39	9	caused	cause	VERB
fbem-31281	39	10	by	by	ADP
fbem-31281	39	11	heavy	heavy	ADJ
fbem-31281	39	12	metal	metal	NOUN
fbem-31281	39	13	accumulation	accumulation	NOUN
fbem-31281	39	14	,	,	PUNCT
fbem-31281	39	15	enabling	enable	VERB
fbem-31281	39	16	qualitative	qualitative	NOUN
fbem-31281	39	17	and	and	CCONJ
fbem-31281	39	18	quantitative	quantitative	ADJ
fbem-31281	39	19	analysis	analysis	NOUN
fbem-31281	39	20	through	through	ADP
fbem-31281	39	21	characteristic	characteristic	ADJ
fbem-31281	39	22	absorption	absorption	NOUN
fbem-31281	39	23	peaks	peak	NOUN
fbem-31281	39	24	and	and	CCONJ
fbem-31281	39	25	spectral	spectral	ADJ
fbem-31281	39	26	curve	curve	NOUN
fbem-31281	39	27	morphology	morphology	NOUN
fbem-31281	39	28	(	(	PUNCT
fbem-31281	39	29	wu	wu	PROPN
fbem-31281	39	30	et	et	PROPN
fbem-31281	39	31	al	al	PROPN
fbem-31281	39	32	.	.	PROPN
fbem-31281	39	33	,	,	PUNCT
fbem-31281	39	34	2005b	2005b	NUM
fbem-31281	39	35	;	;	PUNCT
fbem-31281	39	36	yuan	yuan	NOUN
fbem-31281	39	37	et	et	PROPN
fbem-31281	39	38	al	al	PROPN
fbem-31281	39	39	.	.	PROPN
fbem-31281	39	40	,	,	PUNCT
fbem-31281	39	41	2020	2020	NUM
fbem-31281	39	42	)	)	PUNCT
fbem-31281	39	43	.	.	PUNCT
fbem-31281	40	1	2.2	2.2	NUM
fbem-31281	40	2	.	.	PUNCT
fbem-31281	40	3	acquisition	acquisition	NOUN
fbem-31281	40	4	and	and	CCONJ
fbem-31281	40	5	processing	processing	NOUN
fbem-31281	40	6	of	of	ADP
fbem-31281	40	7	hyperspectral	hyperspectral	ADJ
fbem-31281	40	8	data	datum	NOUN
fbem-31281	40	9	hyperspectral	hyperspectral	ADJ
fbem-31281	40	10	data	datum	NOUN
fbem-31281	40	11	acquisition	acquisition	NOUN
fbem-31281	40	12	relies	rely	VERB
fbem-31281	40	13	on	on	ADP
fbem-31281	40	14	sensors	sensor	NOUN
fbem-31281	40	15	covering	cover	VERB
fbem-31281	40	16	the	the	DET
fbem-31281	40	17	visible	visible	ADJ
fbem-31281	40	18	to	to	ADP
fbem-31281	40	19	near	near	ADV
fbem-31281	40	20	-	-	PUNCT
fbem-31281	40	21	infrared	infrared	ADJ
fbem-31281	40	22	(	(	PUNCT
fbem-31281	40	23	vnir	vnir	NOUN
fbem-31281	40	24	,	,	PUNCT
fbem-31281	40	25	350–1,000	350–1,000	NUM
fbem-31281	40	26	nm	nm	NOUN
fbem-31281	40	27	)	)	PUNCT
fbem-31281	40	28	and	and	CCONJ
fbem-31281	40	29	shortwave	shortwave	NOUN
fbem-31281	40	30	infrared	infrared	NOUN
fbem-31281	40	31	(	(	PUNCT
fbem-31281	40	32	swir	swir	PROPN
fbem-31281	40	33	,	,	PUNCT
fbem-31281	40	34	1,000–2,500	1,000–2,500	NUM
fbem-31281	40	35	nm	nm	NOUN
fbem-31281	40	36	)	)	PUNCT
fbem-31281	40	37	ranges	range	NOUN
fbem-31281	40	38	.	.	PUNCT
fbem-31281	41	1	common	common	ADJ
fbem-31281	41	2	instruments	instrument	NOUN
fbem-31281	41	3	include	include	VERB
fbem-31281	41	4	field	field	NOUN
fbem-31281	41	5	spectrometers	spectrometer	NOUN
fbem-31281	41	6	(	(	PUNCT
fbem-31281	41	7	e.g.	e.g.	ADV
fbem-31281	41	8	,	,	PUNCT
fbem-31281	41	9	asd	asd	PROPN
fbem-31281	41	10	fieldspec	fieldspec	PROPN
fbem-31281	41	11	)	)	PUNCT
fbem-31281	41	12	and	and	CCONJ
fbem-31281	41	13	airborne	airborne	ADJ
fbem-31281	41	14	sensors	sensor	NOUN
fbem-31281	41	15	(	(	PUNCT
fbem-31281	41	16	e.g.	e.g.	ADV
fbem-31281	41	17	,	,	PUNCT
fbem-31281	41	18	hymap	hymap	NOUN
fbem-31281	41	19	)	)	PUNCT
fbem-31281	41	20	(	(	PUNCT
fbem-31281	41	21	figure	figure	NOUN
fbem-31281	41	22	2	2	NUM
fbem-31281	41	23	)	)	PUNCT
fbem-31281	41	24	.	.	PUNCT
fbem-31281	42	1	laboratory	laboratory	NOUN
fbem-31281	42	2	measurements	measurement	NOUN
fbem-31281	42	3	typically	typically	ADV
fbem-31281	42	4	use	use	VERB
fbem-31281	42	5	halogen	halogen	NOUN
fbem-31281	42	6	lamps	lamp	NOUN
fbem-31281	42	7	to	to	PART
fbem-31281	42	8	eliminate	eliminate	VERB
fbem-31281	42	9	ambient	ambient	ADJ
fbem-31281	42	10	light	light	ADJ
fbem-31281	42	11	interference	interference	NOUN
fbem-31281	42	12	,	,	PUNCT
fbem-31281	42	13	with	with	SCONJ
fbem-31281	42	14	each	each	DET
fbem-31281	42	15	sample	sample	NOUN
fbem-31281	42	16	scanned	scan	VERB
fbem-31281	42	17	5–20	5–20	PROPN
fbem-31281	42	18	times	time	NOUN
fbem-31281	42	19	to	to	PART
fbem-31281	42	20	obtain	obtain	VERB
fbem-31281	42	21	averaged	average	VERB
fbem-31281	42	22	reflectance	reflectance	NOUN
fbem-31281	42	23	curves	curve	NOUN
fbem-31281	42	24	(	(	PUNCT
fbem-31281	42	25	zhang	zhang	X
fbem-31281	42	26	et	et	PROPN
fbem-31281	42	27	al	al	PROPN
fbem-31281	42	28	.	.	PROPN
fbem-31281	42	29	,	,	PUNCT
fbem-31281	42	30	2019	2019	NUM
fbem-31281	42	31	;	;	PUNCT
fbem-31281	42	32	tan	tan	PROPN
fbem-31281	42	33	et	et	PROPN
fbem-31281	42	34	al	al	PROPN
fbem-31281	42	35	.	.	PROPN
fbem-31281	42	36	,	,	PUNCT
fbem-31281	42	37	2021	2021	NUM
fbem-31281	42	38	)	)	PUNCT
fbem-31281	42	39	.	.	PUNCT
fbem-31281	43	1	data	datum	NOUN
fbem-31281	43	2	preprocessing	preprocessing	NOUN
fbem-31281	43	3	is	be	AUX
fbem-31281	43	4	critical	critical	ADJ
fbem-31281	43	5	for	for	ADP
fbem-31281	43	6	improving	improve	VERB
fbem-31281	43	7	signal	signal	NOUN
fbem-31281	43	8	-	-	PUNCT
fbem-31281	43	9	to	to	ADP
fbem-31281	43	10	-	-	PUNCT
fbem-31281	43	11	noise	noise	NOUN
fbem-31281	43	12	ratios	ratio	NOUN
fbem-31281	43	13	.	.	PUNCT
fbem-31281	44	1	key	key	ADJ
fbem-31281	44	2	steps	step	NOUN
fbem-31281	44	3	include	include	VERB
fbem-31281	44	4	:	:	PUNCT
fbem-31281	44	5	radiometric	radiometric	ADJ
fbem-31281	44	6	correction	correction	NOUN
fbem-31281	44	7	:	:	PUNCT
fbem-31281	44	8	𝑅	𝑅	PROPN
fbem-31281	44	9	=	=	PROPN
fbem-31281	44	10	𝐼−𝐵	𝐼−𝐵	PROPN
fbem-31281	44	11	𝑊−𝐵	𝑊−𝐵	PROPN
fbem-31281	44	12	where	where	SCONJ
fbem-31281	44	13	r	r	NOUN
fbem-31281	44	14	,	,	PUNCT
fbem-31281	44	15	i	i	PROPN
fbem-31281	44	16	,	,	PUNCT
fbem-31281	44	17	b	b	NOUN
fbem-31281	44	18	,	,	PUNCT
fbem-31281	44	19	and	and	CCONJ
fbem-31281	44	20	w	w	PROPN
fbem-31281	44	21	represent	represent	NOUN
fbem-31281	44	22	corrected	correct	VERB
fbem-31281	44	23	,	,	PUNCT
fbem-31281	44	24	raw	raw	ADJ
fbem-31281	44	25	,	,	PUNCT
fbem-31281	44	26	dark	dark	ADJ
fbem-31281	44	27	current	current	ADJ
fbem-31281	44	28	,	,	PUNCT
fbem-31281	44	29	and	and	CCONJ
fbem-31281	44	30	white	white	ADJ
fbem-31281	44	31	reference	reference	NOUN
fbem-31281	44	32	spectra	spectra	PROPN
fbem-31281	44	33	,	,	PUNCT
fbem-31281	44	34	respectively	respectively	ADV
fbem-31281	44	35	.	.	PUNCT
fbem-31281	45	1	spectral	spectral	ADJ
fbem-31281	45	2	smoothing	smoothing	NOUN
fbem-31281	45	3	:	:	PUNCT
fbem-31281	45	4	techniques	technique	NOUN
fbem-31281	45	5	like	like	ADP
fbem-31281	45	6	savitzky	savitzky	NOUN
fbem-31281	45	7	-	-	PUNCT
fbem-31281	45	8	golay	golay	PROPN
fbem-31281	45	9	(	(	PUNCT
fbem-31281	45	10	sg	sg	PROPN
fbem-31281	45	11	)	)	PUNCT
fbem-31281	45	12	filtering	filtering	NOUN
fbem-31281	45	13	reduce	reduce	VERB
fbem-31281	45	14	high	high	ADJ
fbem-31281	45	15	-	-	PUNCT
fbem-31281	45	16	frequency	frequency	NOUN
fbem-31281	45	17	noise	noise	NOUN
fbem-31281	45	18	(	(	PUNCT
fbem-31281	45	19	fu	fu	NOUN
fbem-31281	45	20	et	et	PROPN
fbem-31281	45	21	al	al	PROPN
fbem-31281	45	22	.	.	PROPN
fbem-31281	45	23	,	,	PUNCT
fbem-31281	45	24	2013	2013	NUM
fbem-31281	45	25	)	)	PUNCT
fbem-31281	45	26	.	.	PUNCT
fbem-31281	46	1	mathematical	mathematical	ADJ
fbem-31281	46	2	transformations	transformation	NOUN
fbem-31281	46	3	:	:	PUNCT
fbem-31281	46	4	first	first	ADJ
fbem-31281	46	5	derivatives	derivative	NOUN
fbem-31281	46	6	(	(	PUNCT
fbem-31281	46	7	fd	fd	PROPN
fbem-31281	46	8	)	)	PUNCT
fbem-31281	46	9	,	,	PUNCT
fbem-31281	46	10	second	second	ADJ
fbem-31281	46	11	derivatives	derivative	NOUN
fbem-31281	46	12	(	(	PUNCT
fbem-31281	46	13	sd	sd	NOUN
fbem-31281	46	14	)	)	PUNCT
fbem-31281	46	15	,	,	PUNCT
fbem-31281	46	16	and	and	CCONJ
fbem-31281	46	17	continuum	continuum	ADJ
fbem-31281	46	18	removal	removal	NOUN
fbem-31281	46	19	(	(	PUNCT
fbem-31281	46	20	cr	cr	NOUN
fbem-31281	46	21	)	)	PUNCT
fbem-31281	46	22	enhance	enhance	VERB
fbem-31281	46	23	spectral	spectral	ADJ
fbem-31281	46	24	features	feature	NOUN
fbem-31281	46	25	and	and	CCONJ
fbem-31281	46	26	mitigate	mitigate	VERB
fbem-31281	46	27	baseline	baseline	NOUN
fbem-31281	46	28	drift	drift	NOUN
fbem-31281	46	29	(	(	PUNCT
fbem-31281	46	30	zhang	zhang	PROPN
fbem-31281	46	31	et	et	PROPN
fbem-31281	46	32	al	al	PROPN
fbem-31281	46	33	.	.	PROPN
fbem-31281	46	34	,	,	PUNCT
fbem-31281	46	35	2019	2019	NUM
fbem-31281	46	36	)	)	PUNCT
fbem-31281	46	37	.	.	PUNCT
fbem-31281	47	1	for	for	ADP
fbem-31281	47	2	example	example	NOUN
fbem-31281	47	3	,	,	PUNCT
fbem-31281	47	4	sd	sd	ADP
fbem-31281	47	5	transformation	transformation	NOUN
fbem-31281	47	6	improved	improve	VERB
fbem-31281	47	7	the	the	DET
fbem-31281	47	8	prediction	prediction	NOUN
fbem-31281	47	9	accuracy	accuracy	NOUN
fbem-31281	47	10	of	of	ADP
fbem-31281	47	11	cd	cd	PROPN
fbem-31281	47	12	by	by	ADP
fbem-31281	47	13	15	15	NUM
fbem-31281	47	14	%	%	NOUN
fbem-31281	47	15	compared	compare	VERB
fbem-31281	47	16	to	to	ADP
fbem-31281	47	17	raw	raw	ADJ
fbem-31281	47	18	spectra	spectra	NOUN
fbem-31281	47	19	in	in	ADP
fbem-31281	47	20	mining	mining	NOUN
fbem-31281	47	21	area	area	NOUN
fbem-31281	47	22	soils	soil	NOUN
fbem-31281	47	23	(	(	PUNCT
fbem-31281	47	24	zhang	zhang	PROPN
fbem-31281	47	25	et	et	PROPN
fbem-31281	47	26	al	al	PROPN
fbem-31281	47	27	.	.	PROPN
fbem-31281	47	28	,	,	PUNCT
fbem-31281	47	29	2019	2019	NUM
fbem-31281	47	30	)	)	PUNCT
fbem-31281	47	31	.	.	PUNCT
fbem-31281	48	1	3	3	NUM
fbem-31281	48	2	figure	figure	NOUN
fbem-31281	48	3	2	2	NUM
fbem-31281	48	4	.	.	PUNCT
fbem-31281	48	5	an	an	DET
fbem-31281	48	6	example	example	NOUN
fbem-31281	48	7	of	of	ADP
fbem-31281	48	8	an	an	DET
fbem-31281	48	9	hs	hs	PROPN
fbem-31281	48	10	image	image	NOUN
fbem-31281	48	11	cube	cube	NOUN
fbem-31281	48	12	for	for	ADP
fbem-31281	48	13	an	an	DET
fbem-31281	48	14	agricultural	agricultural	ADJ
fbem-31281	48	15	area	area	NOUN
fbem-31281	48	16	and	and	CCONJ
fbem-31281	48	17	the	the	DET
fbem-31281	48	18	pixel	pixel	PROPN
fbem-31281	48	19	spectral	spectral	ADJ
fbem-31281	48	20	signatures	signature	NOUN
fbem-31281	48	21	associated	associate	VERB
fbem-31281	48	22	with	with	ADP
fbem-31281	48	23	different	different	ADJ
fbem-31281	48	24	land	land	NOUN
fbem-31281	48	25	-	-	PUNCT
fbem-31281	48	26	cover	cover	NOUN
fbem-31281	48	27	materials	material	NOUN
fbem-31281	48	28	(	(	PUNCT
fbem-31281	48	29	liu	liu	PROPN
fbem-31281	48	30	et	et	PROPN
fbem-31281	48	31	al	al	PROPN
fbem-31281	48	32	.	.	PROPN
fbem-31281	48	33	,	,	PUNCT
fbem-31281	48	34	2019	2019	NUM
fbem-31281	48	35	)	)	PUNCT
fbem-31281	48	36	.	.	PUNCT
fbem-31281	49	1	2.3	2.3	NUM
fbem-31281	49	2	.	.	PUNCT
fbem-31281	49	3	spectral	spectral	ADJ
fbem-31281	49	4	feature	feature	NOUN
fbem-31281	49	5	extraction	extraction	NOUN
fbem-31281	49	6	and	and	CCONJ
fbem-31281	49	7	analysis	analysis	NOUN
fbem-31281	49	8	methods	method	NOUN
fbem-31281	49	9	feature	feature	VERB
fbem-31281	49	10	extraction	extraction	NOUN
fbem-31281	49	11	aims	aim	VERB
fbem-31281	49	12	to	to	PART
fbem-31281	49	13	identify	identify	VERB
fbem-31281	49	14	wavelengths	wavelength	NOUN
fbem-31281	49	15	sensitive	sensitive	ADJ
fbem-31281	49	16	to	to	ADP
fbem-31281	49	17	specific	specific	ADJ
fbem-31281	49	18	heavy	heavy	ADJ
fbem-31281	49	19	metals	metal	NOUN
fbem-31281	49	20	.	.	PUNCT
fbem-31281	50	1	common	common	ADJ
fbem-31281	50	2	methods	method	NOUN
fbem-31281	50	3	include	include	VERB
fbem-31281	50	4	:	:	PUNCT
fbem-31281	50	5	correlation	correlation	NOUN
fbem-31281	50	6	analysis	analysis	NOUN
fbem-31281	50	7	|	|	INTJ
fbem-31281	50	8	r	r	NOUN
fbem-31281	50	9	|>0.6	|>0.6	X
fbem-31281	50	10	(	(	PUNCT
fbem-31281	50	11	zhang	zhang	X
fbem-31281	50	12	et	et	PROPN
fbem-31281	50	13	al	al	PROPN
fbem-31281	50	14	.	.	PROPN
fbem-31281	50	15	,	,	PUNCT
fbem-31281	50	16	2019	2019	NUM
fbem-31281	50	17	)	)	PUNCT
fbem-31281	50	18	.	.	PUNCT
fbem-31281	51	1	successive	successive	ADJ
fbem-31281	51	2	projections	projection	NOUN
fbem-31281	51	3	algorithm	algorithm	NOUN
fbem-31281	51	4	(	(	PUNCT
fbem-31281	51	5	spa	spa	NOUN
fbem-31281	51	6	):	):	PUNCT
fbem-31281	51	7	reduces	reduce	VERB
fbem-31281	51	8	multicollinearity	multicollinearity	NOUN
fbem-31281	51	9	by	by	ADP
fbem-31281	51	10	iteratively	iteratively	ADV
fbem-31281	51	11	selecting	select	VERB
fbem-31281	51	12	minimally	minimally	ADV
fbem-31281	51	13	redundant	redundant	ADJ
fbem-31281	51	14	wavelengths	wavelength	NOUN
fbem-31281	51	15	(	(	PUNCT
fbem-31281	51	16	meng	meng	PROPN
fbem-31281	51	17	et	et	PROPN
fbem-31281	51	18	al	al	PROPN
fbem-31281	51	19	.	.	PROPN
fbem-31281	51	20	,	,	PUNCT
fbem-31281	51	21	2020	2020	NUM
fbem-31281	51	22	)	)	PUNCT
fbem-31281	51	23	.	.	PUNCT
fbem-31281	52	1	wavelet	wavelet	NOUN
fbem-31281	52	2	transform	transform	PROPN
fbem-31281	52	3	:	:	PUNCT
fbem-31281	52	4	extracts	extract	NOUN
fbem-31281	52	5	multiscale	multiscale	ADJ
fbem-31281	52	6	spectral	spectral	ADJ
fbem-31281	52	7	features	feature	NOUN
fbem-31281	52	8	,	,	PUNCT
fbem-31281	52	9	particularly	particularly	ADV
fbem-31281	52	10	effective	effective	ADJ
fbem-31281	52	11	for	for	ADP
fbem-31281	52	12	detecting	detect	VERB
fbem-31281	52	13	weak	weak	ADJ
fbem-31281	52	14	heavy	heavy	ADJ
fbem-31281	52	15	metal	metal	NOUN
fbem-31281	52	16	signals	signal	NOUN
fbem-31281	52	17	(	(	PUNCT
fbem-31281	52	18	zhang	zhang	X
fbem-31281	52	19	et	et	PROPN
fbem-31281	52	20	al	al	PROPN
fbem-31281	52	21	.	.	PROPN
fbem-31281	52	22	,	,	PUNCT
fbem-31281	52	23	2019	2019	NUM
fbem-31281	52	24	)	)	PUNCT
fbem-31281	52	25	.	.	PUNCT
fbem-31281	53	1	quantitative	quantitative	ADJ
fbem-31281	53	2	models	model	NOUN
fbem-31281	53	3	establish	establish	VERB
fbem-31281	53	4	relationships	relationship	NOUN
fbem-31281	53	5	between	between	ADP
fbem-31281	53	6	spectral	spectral	ADJ
fbem-31281	53	7	features	feature	NOUN
fbem-31281	53	8	and	and	CCONJ
fbem-31281	53	9	heavy	heavy	ADJ
fbem-31281	53	10	metal	metal	NOUN
fbem-31281	53	11	concentrations	concentration	NOUN
fbem-31281	53	12	:	:	PUNCT
fbem-31281	53	13	linear	linear	PROPN
fbem-31281	53	14	modelsr2>0.7	modelsr2>0.7	PROPN
fbem-31281	53	15	for	for	ADP
fbem-31281	53	16	cd	cd	PROPN
fbem-31281	53	17	and	and	CCONJ
fbem-31281	53	18	as	as	ADP
fbem-31281	53	19	prediction	prediction	NOUN
fbem-31281	53	20	(	(	PUNCT
fbem-31281	53	21	zhang	zhang	X
fbem-31281	53	22	et	et	PROPN
fbem-31281	53	23	al	al	PROPN
fbem-31281	53	24	.	.	PROPN
fbem-31281	53	25	,	,	PUNCT
fbem-31281	53	26	2019	2019	NUM
fbem-31281	53	27	)	)	PUNCT
fbem-31281	53	28	.	.	PUNCT
fbem-31281	54	1	nonlinear	nonlinear	ADJ
fbem-31281	54	2	machine	machine	NOUN
fbem-31281	54	3	learning	learning	NOUN
fbem-31281	54	4	models	model	NOUN
fbem-31281	54	5	:	:	PUNCT
fbem-31281	54	6	radial	radial	ADJ
fbem-31281	54	7	basis	basis	NOUN
fbem-31281	54	8	function	function	NOUN
fbem-31281	54	9	neural	neural	ADJ
fbem-31281	54	10	networks	network	NOUN
fbem-31281	54	11	(	(	PUNCT
fbem-31281	54	12	rbf	rbf	PROPN
fbem-31281	54	13	)	)	PUNCT
fbem-31281	54	14	outperform	outperform	VERB
fbem-31281	54	15	plsr	plsr	NOUN
fbem-31281	54	16	in	in	ADP
fbem-31281	54	17	complex	complex	ADJ
fbem-31281	54	18	scenarios	scenario	NOUN
fbem-31281	54	19	.	.	PUNCT
fbem-31281	55	1	zhang	zhang	PROPN
fbem-31281	55	2	et	et	PROPN
fbem-31281	55	3	al	al	PROPN
fbem-31281	55	4	.	.	PROPN
fbem-31281	56	1	(	(	PUNCT
fbem-31281	56	2	2019	2019	NUM
fbem-31281	56	3	)	)	PUNCT
fbem-31281	56	4	reported	report	VERB
fbem-31281	56	5	that	that	SCONJ
fbem-31281	56	6	the	the	DET
fbem-31281	56	7	cwt	cwt	PROPN
fbem-31281	56	8	-	-	PUNCT
fbem-31281	56	9	rbf	rbf	PROPN
fbem-31281	56	10	model	model	NOUN
fbem-31281	56	11	reduced	reduce	VERB
fbem-31281	56	12	rmse	rmse	NOUN
fbem-31281	56	13	by	by	ADP
fbem-31281	56	14	30	30	NUM
fbem-31281	56	15	%	%	NOUN
fbem-31281	56	16	compared	compare	VERB
fbem-31281	56	17	to	to	ADP
fbem-31281	56	18	plsr	plsr	PROPN
fbem-31281	56	19	for	for	ADP
fbem-31281	56	20	cd	cd	PROPN
fbem-31281	56	21	prediction	prediction	NOUN
fbem-31281	56	22	.	.	PUNCT
fbem-31281	57	1	hybrid	hybrid	ADJ
fbem-31281	57	2	approaches	approach	NOUN
fbem-31281	57	3	:	:	PUNCT
fbem-31281	57	4	combining	combine	VERB
fbem-31281	57	5	spectral	spectral	ADJ
fbem-31281	57	6	indices	index	NOUN
fbem-31281	57	7	with	with	ADP
fbem-31281	57	8	environmental	environmental	ADJ
fbem-31281	57	9	factors	factor	NOUN
fbem-31281	57	10	(	(	PUNCT
fbem-31281	57	11	e.g.	e.g.	ADV
fbem-31281	57	12	,	,	PUNCT
fbem-31281	57	13	topography	topography	NOUN
fbem-31281	57	14	,	,	PUNCT
fbem-31281	57	15	soil	soil	NOUN
fbem-31281	57	16	moisture	moisture	NOUN
fbem-31281	57	17	)	)	PUNCT
fbem-31281	57	18	improves	improve	VERB
fbem-31281	57	19	prediction	prediction	NOUN
fbem-31281	57	20	accuracy	accuracy	NOUN
fbem-31281	57	21	(	(	PUNCT
fbem-31281	57	22	cai	cai	X
fbem-31281	57	23	et	et	PROPN
fbem-31281	57	24	al	al	PROPN
fbem-31281	57	25	.	.	PROPN
fbem-31281	57	26	,	,	PUNCT
fbem-31281	57	27	2022	2022	NUM
fbem-31281	57	28	;	;	PUNCT
fbem-31281	57	29	song	song	NOUN
fbem-31281	57	30	et	et	PROPN
fbem-31281	57	31	al	al	PROPN
fbem-31281	57	32	.	.	PROPN
fbem-31281	57	33	,	,	PUNCT
fbem-31281	57	34	2019	2019	NUM
fbem-31281	57	35	)	)	PUNCT
fbem-31281	57	36	.	.	PUNCT
fbem-31281	58	1	3	3	X
fbem-31281	58	2	.	.	X
fbem-31281	58	3	application	application	NOUN
fbem-31281	58	4	progress	progress	NOUN
fbem-31281	58	5	of	of	ADP
fbem-31281	58	6	hyperspectral	hyperspectral	ADJ
fbem-31281	58	7	technology	technology	NOUN
fbem-31281	58	8	in	in	ADP
fbem-31281	58	9	agricultural	agricultural	ADJ
fbem-31281	58	10	soil	soil	NOUN
fbem-31281	58	11	heavy	heavy	ADJ
fbem-31281	58	12	metal	metal	NOUN
fbem-31281	58	13	element	element	NOUN
fbem-31281	58	14	identification	identification	NOUN
fbem-31281	58	15	3.1	3.1	NUM
fbem-31281	58	16	.	.	PUNCT
fbem-31281	59	1	laboratory	laboratory	NOUN
fbem-31281	59	2	research	research	NOUN
fbem-31281	59	3	hyperspectral	hyperspectral	ADJ
fbem-31281	59	4	technology	technology	NOUN
fbem-31281	59	5	has	have	AUX
fbem-31281	59	6	demonstrated	demonstrate	VERB
fbem-31281	59	7	significant	significant	ADJ
fbem-31281	59	8	potential	potential	NOUN
fbem-31281	59	9	in	in	ADP
fbem-31281	59	10	laboratory	laboratory	NOUN
fbem-31281	59	11	r2	r2	PROPN
fbem-31281	59	12	>	>	X
fbem-31281	59	13	0.8	0.8	NUM
fbem-31281	59	14	)	)	PUNCT
fbem-31281	59	15	for	for	ADP
fbem-31281	59	16	cd	cd	PROPN
fbem-31281	59	17	and	and	CCONJ
fbem-31281	59	18	pb	pb	X
fbem-31281	59	19	.	.	PUNCT
fbem-31281	60	1	similarly	similarly	ADV
fbem-31281	60	2	,	,	PUNCT
fbem-31281	60	3	guo	guo	PROPN
fbem-31281	60	4	et	et	PROPN
fbem-31281	60	5	al	al	PROPN
fbem-31281	60	6	.	.	PROPN
fbem-31281	60	7	(	(	PUNCT
fbem-31281	60	8	2021	2021	NUM
fbem-31281	60	9	)	)	PUNCT
fbem-31281	60	10	explored	explore	VERB
fbem-31281	60	11	the	the	DET
fbem-31281	60	12	feasibility	feasibility	NOUN
fbem-31281	60	13	of	of	ADP
fbem-31281	60	14	hyperspectral	hyperspectral	ADJ
fbem-31281	60	15	inversion	inversion	NOUN
fbem-31281	60	16	for	for	ADP
fbem-31281	60	17	nickel	nickel	NOUN
fbem-31281	60	18	(	(	PUNCT
fbem-31281	60	19	ni	ni	NOUN
fbem-31281	60	20	)	)	PUNCT
fbem-31281	60	21	content	content	NOUN
fbem-31281	60	22	in	in	ADP
fbem-31281	60	23	iron	iron	NOUN
fbem-31281	60	24	mine	mine	NOUN
fbem-31281	60	25	soils	soil	NOUN
fbem-31281	60	26	,	,	PUNCT
fbem-31281	60	27	finding	find	VERB
fbem-31281	60	28	that	that	SCONJ
fbem-31281	60	29	spectral	spectral	ADJ
fbem-31281	60	30	derivative	derivative	ADJ
fbem-31281	60	31	transformations	transformation	NOUN
fbem-31281	60	32	(	(	PUNCT
fbem-31281	60	33	e.g.	e.g.	ADV
fbem-31281	60	34	,	,	PUNCT
fbem-31281	60	35	second	second	ADJ
fbem-31281	60	36	derivative	derivative	NOUN
fbem-31281	60	37	)	)	PUNCT
fbem-31281	60	38	significantly	significantly	ADV
fbem-31281	60	39	enhanced	enhance	VERB
fbem-31281	60	40	the	the	DET
fbem-31281	60	41	correlation	correlation	NOUN
fbem-31281	60	42	between	between	ADP
fbem-31281	60	43	spectral	spectral	ADJ
fbem-31281	60	44	data	datum	NOUN
fbem-31281	60	45	and	and	CCONJ
fbem-31281	60	46	ni	ni	NOUN
fbem-31281	60	47	concentrations	concentration	NOUN
fbem-31281	60	48	,	,	PUNCT
fbem-31281	60	49	with	with	ADP
fbem-31281	60	50	the	the	DET
fbem-31281	60	51	sdr2	sdr2	NOUN
fbem-31281	60	52	=	=	PUNCT
fbem-31281	60	53	0.842	0.842	NUM
fbem-31281	60	54	and	and	CCONJ
fbem-31281	60	55	rmse	rmse	NOUN
fbem-31281	60	56	=	=	PROPN
fbem-31281	60	57	4.474	4.474	NUM
fbem-31281	60	58	.	.	PUNCT
fbem-31281	61	1	however	however	ADV
fbem-31281	61	2	,	,	PUNCT
fbem-31281	61	3	laboratory	laboratory	NOUN
fbem-31281	61	4	studies	study	NOUN
fbem-31281	61	5	face	face	VERB
fbem-31281	61	6	limitations	limitation	NOUN
fbem-31281	61	7	,	,	PUNCT
fbem-31281	61	8	such	such	ADJ
fbem-31281	61	9	as	as	ADP
fbem-31281	61	10	the	the	DET
fbem-31281	61	11	dependency	dependency	NOUN
fbem-31281	61	12	on	on	ADP
fbem-31281	61	13	homogeneous	homogeneous	ADJ
fbem-31281	61	14	soil	soil	NOUN
fbem-31281	61	15	samples	sample	NOUN
fbem-31281	61	16	and	and	CCONJ
fbem-31281	61	17	the	the	DET
fbem-31281	61	18	exclusion	exclusion	NOUN
fbem-31281	61	19	of	of	ADP
fbem-31281	61	20	environmental	environmental	ADJ
fbem-31281	61	21	variables	variable	NOUN
fbem-31281	61	22	.	.	PUNCT
fbem-31281	62	1	for	for	ADP
fbem-31281	62	2	example	example	NOUN
fbem-31281	62	3	,	,	PUNCT
fbem-31281	62	4	spectral	spectral	ADJ
fbem-31281	62	5	interference	interference	NOUN
fbem-31281	62	6	from	from	ADP
fbem-31281	62	7	soil	soil	NOUN
fbem-31281	62	8	organic	organic	ADJ
fbem-31281	62	9	matter	matter	NOUN
fbem-31281	62	10	(	(	PUNCT
fbem-31281	62	11	som	som	NOUN
fbem-31281	62	12	)	)	PUNCT
fbem-31281	62	13	and	and	CCONJ
fbem-31281	62	14	moisture	moisture	NOUN
fbem-31281	62	15	content	content	NOUN
fbem-31281	62	16	often	often	ADV
fbem-31281	62	17	complicates	complicate	VERB
fbem-31281	62	18	direct	direct	ADJ
fbem-31281	62	19	heavy	heavy	ADJ
fbem-31281	62	20	metal	metal	NOUN
fbem-31281	62	21	detection	detection	NOUN
fbem-31281	62	22	,	,	PUNCT
fbem-31281	62	23	necessitating	necessitate	VERB
fbem-31281	62	24	advanced	advanced	ADJ
fbem-31281	62	25	preprocessing	preprocessing	NOUN
fbem-31281	62	26	techniques	technique	NOUN
fbem-31281	62	27	like	like	ADP
fbem-31281	62	28	multiplicative	multiplicative	ADJ
fbem-31281	62	29	scatter	scatter	NOUN
fbem-31281	62	30	correction	correction	NOUN
fbem-31281	62	31	(	(	PUNCT
fbem-31281	62	32	msc	msc	PROPN
fbem-31281	62	33	)	)	PUNCT
fbem-31281	62	34	and	and	CCONJ
fbem-31281	62	35	savitzky	savitzky	NOUN
fbem-31281	62	36	-	-	PUNCT
fbem-31281	62	37	golay	golay	NOUN
fbem-31281	62	38	smoothing	smooth	VERB
fbem-31281	62	39	to	to	PART
fbem-31281	62	40	mitigate	mitigate	VERB
fbem-31281	62	41	noise	noise	NOUN
fbem-31281	62	42	(	(	PUNCT
fbem-31281	62	43	wang	wang	PROPN
fbem-31281	62	44	et	et	PROPN
fbem-31281	62	45	al	al	PROPN
fbem-31281	62	46	.	.	PROPN
fbem-31281	62	47	,	,	PUNCT
fbem-31281	62	48	2019	2019	NUM
fbem-31281	62	49	)	)	PUNCT
fbem-31281	62	50	.	.	PUNCT
fbem-31281	63	1	3.2	3.2	NUM
fbem-31281	63	2	.	.	PUNCT
fbem-31281	63	3	field	field	NOUN
fbem-31281	63	4	applications	application	NOUN
fbem-31281	63	5	field	field	NOUN
fbem-31281	63	6	applications	application	NOUN
fbem-31281	63	7	of	of	ADP
fbem-31281	63	8	hyperspectral	hyperspectral	ADJ
fbem-31281	63	9	technology	technology	NOUN
fbem-31281	63	10	face	face	VERB
fbem-31281	63	11	challenges	challenge	NOUN
fbem-31281	63	12	due	due	ADJ
fbem-31281	63	13	to	to	ADP
fbem-31281	63	14	environmental	environmental	ADJ
fbem-31281	63	15	variability	variability	NOUN
fbem-31281	63	16	but	but	CCONJ
fbem-31281	63	17	have	have	AUX
fbem-31281	63	18	shown	show	VERB
fbem-31281	63	19	promising	promising	ADJ
fbem-31281	63	20	results	result	NOUN
fbem-31281	63	21	in	in	ADP
fbem-31281	63	22	large	large	ADJ
fbem-31281	63	23	r2	r2	NOUN
fbem-31281	63	24	=	=	NOUN
fbem-31281	63	25	0.73	0.73	NUM
fbem-31281	63	26	)	)	PUNCT
fbem-31281	63	27	despite	despite	SCONJ
fbem-31281	63	28	field	field	NOUN
fbem-31281	63	29	noise	noise	NOUN
fbem-31281	63	30	.	.	PUNCT
fbem-31281	64	1	challenges	challenge	NOUN
fbem-31281	64	2	persist	persist	VERB
fbem-31281	64	3	,	,	PUNCT
fbem-31281	64	4	including	include	VERB
fbem-31281	64	5	spectral	spectral	ADJ
fbem-31281	64	6	interference	interference	NOUN
fbem-31281	64	7	from	from	ADP
fbem-31281	64	8	vegetation	vegetation	NOUN
fbem-31281	64	9	cover	cover	NOUN
fbem-31281	64	10	,	,	PUNCT
fbem-31281	64	11	soil	soil	NOUN
fbem-31281	64	12	moisture	moisture	NOUN
fbem-31281	64	13	fluctuations	fluctuation	NOUN
fbem-31281	64	14	,	,	PUNCT
fbem-31281	64	15	and	and	CCONJ
fbem-31281	64	16	heterogeneous	heterogeneous	ADJ
fbem-31281	64	17	soil	soil	NOUN
fbem-31281	64	18	textures	texture	NOUN
fbem-31281	64	19	.	.	PUNCT
fbem-31281	65	1	zhou	zhou	PROPN
fbem-31281	65	2	et	et	PROPN
fbem-31281	65	3	al	al	PROPN
fbem-31281	65	4	.	.	PROPN
fbem-31281	66	1	(	(	PUNCT
fbem-31281	66	2	2015	2015	NUM
fbem-31281	66	3	)	)	PUNCT
fbem-31281	66	4	highlighted	highlight	VERB
fbem-31281	66	5	that	that	SCONJ
fbem-31281	66	6	environmental	environmental	ADJ
fbem-31281	66	7	factors	factor	NOUN
fbem-31281	66	8	could	could	AUX
fbem-31281	66	9	reduce	reduce	VERB
fbem-31281	66	10	model	model	NOUN
fbem-31281	66	11	accuracy	accuracy	NOUN
fbem-31281	66	12	by	by	ADP
fbem-31281	66	13	15–20	15–20	NUM
fbem-31281	66	14	%	%	NOUN
fbem-31281	66	15	in	in	ADP
fbem-31281	66	16	field	field	NOUN
fbem-31281	66	17	settings	setting	NOUN
fbem-31281	66	18	compared	compare	VERB
fbem-31281	66	19	to	to	ADP
fbem-31281	66	20	laboratory	laboratory	NOUN
fbem-31281	66	21	conditions	condition	NOUN
fbem-31281	66	22	.	.	PUNCT
fbem-31281	67	1	to	to	PART
fbem-31281	67	2	address	address	VERB
fbem-31281	67	3	this	this	PRON
fbem-31281	67	4	,	,	PUNCT
fbem-31281	67	5	studies	study	NOUN
fbem-31281	67	6	have	have	AUX
fbem-31281	67	7	employed	employ	VERB
fbem-31281	67	8	spatial	spatial	ADJ
fbem-31281	67	9	-	-	PUNCT
fbem-31281	67	10	spectral	spectral	ADJ
fbem-31281	67	11	feature	feature	NOUN
fbem-31281	67	12	fusion	fusion	NOUN
fbem-31281	67	13	and	and	CCONJ
fbem-31281	67	14	machine	machine	NOUN
fbem-31281	67	15	learning	learn	VERB
fbem-31281	67	16	algorithms	algorithm	NOUN
fbem-31281	67	17	like	like	ADP
fbem-31281	67	18	random	random	ADJ
fbem-31281	67	19	forest	forest	NOUN
fbem-31281	67	20	(	(	PUNCT
fbem-31281	67	21	rf	rf	NOUN
fbem-31281	67	22	)	)	PUNCT
fbem-31281	67	23	to	to	PART
fbem-31281	67	24	improve	improve	VERB
fbem-31281	67	25	robustness	robustness	NOUN
fbem-31281	67	26	.	.	PUNCT
fbem-31281	68	1	3.3	3.3	NUM
fbem-31281	68	2	.	.	PUNCT
fbem-31281	68	3	integrated	integrate	VERB
fbem-31281	68	4	applications	application	NOUN
fbem-31281	68	5	with	with	ADP
fbem-31281	68	6	other	other	ADJ
fbem-31281	68	7	technologies	technology	NOUN
fbem-31281	68	8	the	the	DET
fbem-31281	68	9	integration	integration	NOUN
fbem-31281	68	10	of	of	ADP
fbem-31281	68	11	hyperspectral	hyperspectral	ADJ
fbem-31281	68	12	technology	technology	NOUN
fbem-31281	68	13	with	with	ADP
fbem-31281	68	14	complementary	complementary	ADJ
fbem-31281	68	15	methods	method	NOUN
fbem-31281	68	16	enhances	enhance	VERB
fbem-31281	68	17	its	its	PRON
fbem-31281	68	18	practicality	practicality	NOUN
fbem-31281	68	19	in	in	ADP
fbem-31281	68	20	agricultural	agricultural	ADJ
fbem-31281	68	21	soil	soil	NOUN
fbem-31281	68	22	monitoring	monitoring	NOUN
fbem-31281	68	23	.	.	PUNCT
fbem-31281	69	1	for	for	ADP
fbem-31281	69	2	example	example	NOUN
fbem-31281	69	3	,	,	PUNCT
fbem-31281	69	4	zhang	zhang	PROPN
fbem-31281	69	5	et	et	PROPN
fbem-31281	69	6	al	al	PROPN
fbem-31281	69	7	.	.	PROPN
fbem-31281	70	1	(	(	PUNCT
fbem-31281	70	2	2019	2019	NUM
fbem-31281	70	3	)	)	PUNCT
fbem-31281	70	4	combined	combine	VERB
fbem-31281	70	5	hyperspectral	hyperspectral	ADJ
fbem-31281	70	6	imaging	imaging	NOUN
fbem-31281	70	7	with	with	ADP
fbem-31281	70	8	xrf	xrf	PROPN
fbem-31281	70	9	to	to	PART
fbem-31281	70	10	achieve	achieve	VERB
fbem-31281	70	11	rapid	rapid	ADJ
fbem-31281	70	12	,	,	PUNCT
fbem-31281	70	13	multi	multi	ADJ
fbem-31281	70	14	-	-	ADJ
fbem-31281	70	15	element	element	ADJ
fbem-31281	70	16	detection	detection	NOUN
fbem-31281	70	17	,	,	PUNCT
fbem-31281	70	18	leveraging	leverage	VERB
fbem-31281	70	19	xrf	xrf	PROPN
fbem-31281	70	20	’s	’s	PART
fbem-31281	70	21	high	high	ADJ
fbem-31281	70	22	precision	precision	NOUN
fbem-31281	70	23	for	for	ADP
fbem-31281	70	24	calibration	calibration	NOUN
fbem-31281	70	25	.	.	PUNCT
fbem-31281	71	1	similarly	similarly	ADV
fbem-31281	71	2	,	,	PUNCT
fbem-31281	71	3	chen	chen	PROPN
fbem-31281	71	4	et	et	PROPN
fbem-31281	71	5	al	al	PROPN
fbem-31281	71	6	.	.	PROPN
fbem-31281	71	7	(	(	PUNCT
fbem-31281	71	8	2022	2022	NUM
fbem-31281	71	9	)	)	PUNCT
fbem-31281	71	10	integrated	integrate	VERB
fbem-31281	71	11	hyperspectral	hyperspectral	ADJ
fbem-31281	71	12	data	datum	NOUN
fbem-31281	71	13	with	with	ADP
fbem-31281	71	14	geographic	geographic	ADJ
fbem-31281	71	15	information	information	NOUN
fbem-31281	71	16	systems	system	NOUN
fbem-31281	71	17	(	(	PUNCT
fbem-31281	71	18	gis	gis	NOUN
fbem-31281	71	19	)	)	PUNCT
fbem-31281	71	20	to	to	PART
fbem-31281	71	21	map	map	VERB
fbem-31281	71	22	spatial	spatial	ADJ
fbem-31281	71	23	distributions	distribution	NOUN
fbem-31281	71	24	of	of	ADP
fbem-31281	71	25	heavy	heavy	ADJ
fbem-31281	71	26	metals	metal	NOUN
fbem-31281	71	27	,	,	PUNCT
fbem-31281	71	28	enabling	enable	VERB
fbem-31281	71	29	targeted	target	VERB
fbem-31281	71	30	remediation	remediation	NOUN
fbem-31281	71	31	strategies	strategy	NOUN
fbem-31281	71	32	.	.	PUNCT
fbem-31281	72	1	emerging	emerge	VERB
fbem-31281	72	2	trends	trend	NOUN
fbem-31281	72	3	include	include	VERB
fbem-31281	72	4	coupling	couple	VERB
fbem-31281	72	5	hyperspectral	hyperspectral	ADJ
fbem-31281	72	6	sensors	sensor	NOUN
fbem-31281	72	7	with	with	ADP
fbem-31281	72	8	unmanned	unmanned	ADJ
fbem-31281	72	9	aerial	aerial	ADJ
fbem-31281	72	10	vehicles	vehicle	NOUN
fbem-31281	72	11	(	(	PUNCT
fbem-31281	72	12	uavs	uavs	PROPN
fbem-31281	72	13	)	)	PUNCT
fbem-31281	72	14	for	for	ADP
fbem-31281	72	15	high	high	ADJ
fbem-31281	72	16	-	-	PUNCT
fbem-31281	72	17	resolution	resolution	NOUN
fbem-31281	72	18	spatial	spatial	ADJ
fbem-31281	72	19	mapping	mapping	NOUN
fbem-31281	72	20	.	.	PUNCT
fbem-31281	73	1	wang	wang	PROPN
fbem-31281	73	2	et	et	PROPN
fbem-31281	73	3	al	al	PROPN
fbem-31281	73	4	.	.	PROPN
fbem-31281	74	1	(	(	PUNCT
fbem-31281	74	2	2019	2019	NUM
fbem-31281	74	3	)	)	PUNCT
fbem-31281	74	4	reviewed	review	VERB
fbem-31281	74	5	uav	uav	PROPN
fbem-31281	74	6	-	-	PUNCT
fbem-31281	74	7	based	base	VERB
fbem-31281	74	8	4	4	NUM
fbem-31281	74	9	hyperspectral	hyperspectral	ADJ
fbem-31281	74	10	systems	system	NOUN
fbem-31281	74	11	for	for	ADP
fbem-31281	74	12	crop	crop	NOUN
fbem-31281	74	13	health	health	NOUN
fbem-31281	74	14	and	and	CCONJ
fbem-31281	74	15	soil	soil	NOUN
fbem-31281	74	16	contamination	contamination	NOUN
fbem-31281	74	17	monitoring	monitoring	NOUN
fbem-31281	74	18	,	,	PUNCT
fbem-31281	74	19	noting	note	VERB
fbem-31281	74	20	their	their	PRON
fbem-31281	74	21	efficiency	efficiency	NOUN
fbem-31281	74	22	in	in	ADP
fbem-31281	74	23	covering	cover	VERB
fbem-31281	74	24	large	large	ADJ
fbem-31281	74	25	agricultural	agricultural	ADJ
fbem-31281	74	26	areas	area	NOUN
fbem-31281	74	27	.	.	PUNCT
fbem-31281	75	1	additionally	additionally	ADV
fbem-31281	75	2	,	,	PUNCT
fbem-31281	75	3	machine	machine	NOUN
fbem-31281	75	4	learning	learn	VERB
fbem-31281	75	5	frameworks	framework	NOUN
fbem-31281	75	6	like	like	ADP
fbem-31281	75	7	deep	deep	ADJ
fbem-31281	75	8	forest	forest	NOUN
fbem-31281	75	9	(	(	PUNCT
fbem-31281	75	10	df21	df21	PROPN
fbem-31281	75	11	)	)	PUNCT
fbem-31281	75	12	have	have	AUX
fbem-31281	75	13	been	be	AUX
fbem-31281	75	14	applied	apply	VERB
fbem-31281	75	15	to	to	ADP
fbem-31281	75	16	hyperspectral	hyperspectral	ADJ
fbem-31281	75	17	data	datum	NOUN
fbem-31281	75	18	,	,	PUNCT
fbem-31281	75	19	with	with	ADP
fbem-31281	75	20	zhang	zhang	PROPN
fbem-31281	75	21	et	et	PROPN
fbem-31281	75	22	al	al	PROPN
fbem-31281	75	23	.	.	PROPN
fbem-31281	76	1	(	(	PUNCT
fbem-31281	76	2	2023	2023	NUM
fbem-31281	76	3	)	)	PUNCT
fbem-31281	76	4	reporting	report	VERB
fbem-31281	76	5	a	a	DET
fbem-31281	76	6	12	12	NUM
fbem-31281	76	7	%	%	NOUN
fbem-31281	76	8	improvement	improvement	NOUN
fbem-31281	76	9	in	in	ADP
fbem-31281	76	10	cd	cd	PROPN
fbem-31281	76	11	prediction	prediction	NOUN
fbem-31281	76	12	accuracy	accuracy	NOUN
fbem-31281	76	13	compared	compare	VERB
fbem-31281	76	14	to	to	ADP
fbem-31281	76	15	traditional	traditional	ADJ
fbem-31281	76	16	plsr	plsr	NOUN
fbem-31281	76	17	models	model	NOUN
fbem-31281	76	18	.	.	PUNCT
fbem-31281	77	1	despite	despite	SCONJ
fbem-31281	77	2	these	these	DET
fbem-31281	77	3	advancements	advancement	NOUN
fbem-31281	77	4	,	,	PUNCT
fbem-31281	77	5	challenges	challenge	NOUN
fbem-31281	77	6	remain	remain	VERB
fbem-31281	77	7	in	in	ADP
fbem-31281	77	8	standardizing	standardize	VERB
fbem-31281	77	9	data	datum	NOUN
fbem-31281	77	10	acquisition	acquisition	NOUN
fbem-31281	77	11	protocols	protocol	NOUN
fbem-31281	77	12	and	and	CCONJ
fbem-31281	77	13	reducing	reduce	VERB
fbem-31281	77	14	computational	computational	ADJ
fbem-31281	77	15	complexity	complexity	NOUN
fbem-31281	77	16	.	.	PUNCT
fbem-31281	78	1	future	future	ADJ
fbem-31281	78	2	integration	integration	NOUN
fbem-31281	78	3	with	with	ADP
fbem-31281	78	4	artificial	artificial	ADJ
fbem-31281	78	5	intelligence	intelligence	NOUN
fbem-31281	78	6	(	(	PUNCT
fbem-31281	78	7	ai	ai	NOUN
fbem-31281	78	8	)	)	PUNCT
fbem-31281	78	9	and	and	CCONJ
fbem-31281	78	10	iot	iot	PROPN
fbem-31281	78	11	platforms	platform	NOUN
fbem-31281	78	12	may	may	AUX
fbem-31281	78	13	further	far	ADV
fbem-31281	78	14	streamline	streamline	VERB
fbem-31281	78	15	data	datum	NOUN
fbem-31281	78	16	processing	processing	NOUN
fbem-31281	78	17	and	and	CCONJ
fbem-31281	78	18	real	real	ADJ
fbem-31281	78	19	-	-	PUNCT
fbem-31281	78	20	time	time	NOUN
fbem-31281	78	21	monitoring	monitoring	NOUN
fbem-31281	78	22	(	(	PUNCT
fbem-31281	78	23	gao	gao	PROPN
fbem-31281	78	24	et	et	PROPN
fbem-31281	78	25	al	al	PROPN
fbem-31281	78	26	.	.	PROPN
fbem-31281	78	27	,	,	PUNCT
fbem-31281	78	28	2023	2023	NUM
fbem-31281	78	29	)	)	PUNCT
fbem-31281	78	30	.	.	PUNCT
fbem-31281	79	1	4	4	X
fbem-31281	79	2	.	.	NOUN
fbem-31281	79	3	advantages	advantage	NOUN
fbem-31281	79	4	and	and	CCONJ
fbem-31281	79	5	limitations	limitation	NOUN
fbem-31281	79	6	of	of	ADP
fbem-31281	79	7	hyperspectral	hyperspectral	ADJ
fbem-31281	79	8	technology	technology	NOUN
fbem-31281	79	9	in	in	ADP
fbem-31281	79	10	agricultural	agricultural	ADJ
fbem-31281	79	11	soil	soil	NOUN
fbem-31281	79	12	heavy	heavy	ADJ
fbem-31281	79	13	metal	metal	NOUN
fbem-31281	79	14	identification	identification	NOUN
fbem-31281	79	15	4.1	4.1	NUM
fbem-31281	79	16	.	.	PUNCT
fbem-31281	80	1	advantages	advantage	NOUN
fbem-31281	80	2	hyperspectral	hyperspectral	ADJ
fbem-31281	80	3	technology	technology	NOUN
fbem-31281	80	4	has	have	AUX
fbem-31281	80	5	emerged	emerge	VERB
fbem-31281	80	6	as	as	ADP
fbem-31281	80	7	a	a	DET
fbem-31281	80	8	transformative	transformative	ADJ
fbem-31281	80	9	tool	tool	NOUN
fbem-31281	80	10	for	for	ADP
fbem-31281	80	11	agricultural	agricultural	ADJ
fbem-31281	80	12	soil	soil	NOUN
fbem-31281	80	13	heavy	heavy	ADJ
fbem-31281	80	14	metal	metal	NOUN
fbem-31281	80	15	identification	identification	NOUN
fbem-31281	80	16	due	due	ADP
fbem-31281	80	17	to	to	ADP
fbem-31281	80	18	its	its	PRON
fbem-31281	80	19	non	non	ADJ
fbem-31281	80	20	-	-	ADJ
fbem-31281	80	21	destructive	destructive	ADJ
fbem-31281	80	22	nature	nature	NOUN
fbem-31281	80	23	,	,	PUNCT
fbem-31281	80	24	rapid	rapid	ADJ
fbem-31281	80	25	detection	detection	NOUN
fbem-31281	80	26	capabilities	capability	NOUN
fbem-31281	80	27	,	,	PUNCT
fbem-31281	80	28	and	and	CCONJ
fbem-31281	80	29	multi	multi	ADJ
fbem-31281	80	30	-	-	ADJ
fbem-31281	80	31	element	element	ADJ
fbem-31281	80	32	monitoring	monitoring	NOUN
fbem-31281	80	33	potential	potential	NOUN
fbem-31281	80	34	.	.	PUNCT
fbem-31281	81	1	unlike	unlike	ADP
fbem-31281	81	2	traditional	traditional	ADJ
fbem-31281	81	3	chemical	chemical	NOUN
fbem-31281	81	4	analysis	analysis	NOUN
fbem-31281	81	5	methods	method	NOUN
fbem-31281	81	6	that	that	PRON
fbem-31281	81	7	require	require	VERB
fbem-31281	81	8	extensive	extensive	ADJ
fbem-31281	81	9	laboratory	laboratory	NOUN
fbem-31281	81	10	processing	processing	NOUN
fbem-31281	81	11	and	and	CCONJ
fbem-31281	81	12	destructive	destructive	ADJ
fbem-31281	81	13	sampling	sampling	NOUN
fbem-31281	81	14	(	(	PUNCT
fbem-31281	81	15	kemper	kemper	PROPN
fbem-31281	81	16	&	&	CCONJ
fbem-31281	81	17	sommer	sommer	NOUN
fbem-31281	81	18	,	,	PUNCT
fbem-31281	81	19	2002	2002	NUM
fbem-31281	81	20	)	)	PUNCT
fbem-31281	81	21	,	,	PUNCT
fbem-31281	81	22	hyperspectral	hyperspectral	ADJ
fbem-31281	81	23	imaging	imaging	NOUN
fbem-31281	81	24	enables	enable	VERB
fbem-31281	81	25	in	in	ADP
fbem-31281	81	26	-	-	PUNCT
fbem-31281	81	27	situ	situ	ADJ
fbem-31281	81	28	,	,	PUNCT
fbem-31281	81	29	non	non	ADJ
fbem-31281	81	30	-	-	ADJ
fbem-31281	81	31	invasive	invasive	ADJ
fbem-31281	81	32	detection	detection	NOUN
fbem-31281	81	33	of	of	ADP
fbem-31281	81	34	soil	soil	NOUN
fbem-31281	81	35	properties	property	NOUN
fbem-31281	81	36	,	,	PUNCT
fbem-31281	81	37	preserving	preserve	VERB
fbem-31281	81	38	soil	soil	NOUN
fbem-31281	81	39	integrity	integrity	NOUN
fbem-31281	81	40	and	and	CCONJ
fbem-31281	81	41	minimizing	minimize	VERB
fbem-31281	81	42	environmental	environmental	ADJ
fbem-31281	81	43	disturbance	disturbance	NOUN
fbem-31281	81	44	(	(	PUNCT
fbem-31281	81	45	wang	wang	PROPN
fbem-31281	81	46	et	et	PROPN
fbem-31281	81	47	al	al	PROPN
fbem-31281	81	48	.	.	PROPN
fbem-31281	81	49	,	,	PUNCT
fbem-31281	81	50	2018	2018	NUM
fbem-31281	81	51	)	)	PUNCT
fbem-31281	81	52	.	.	PUNCT
fbem-31281	82	1	this	this	DET
fbem-31281	82	2	feature	feature	NOUN
fbem-31281	82	3	is	be	AUX
fbem-31281	82	4	particularly	particularly	ADV
fbem-31281	82	5	advantageous	advantageous	ADJ
fbem-31281	82	6	for	for	ADP
fbem-31281	82	7	long	long	ADJ
fbem-31281	82	8	-	-	PUNCT
fbem-31281	82	9	term	term	NOUN
fbem-31281	82	10	monitoring	monitoring	NOUN
fbem-31281	82	11	of	of	ADP
fbem-31281	82	12	agricultural	agricultural	ADJ
fbem-31281	82	13	soils	soil	NOUN
fbem-31281	82	14	,	,	PUNCT
fbem-31281	82	15	as	as	SCONJ
fbem-31281	82	16	repeated	repeat	VERB
fbem-31281	82	17	sampling	sampling	NOUN
fbem-31281	82	18	can	can	AUX
fbem-31281	82	19	be	be	AUX
fbem-31281	82	20	conducted	conduct	VERB
fbem-31281	82	21	without	without	ADP
fbem-31281	82	22	degrading	degrade	VERB
fbem-31281	82	23	soil	soil	NOUN
fbem-31281	82	24	quality	quality	NOUN
fbem-31281	82	25	.	.	PUNCT
fbem-31281	83	1	the	the	DET
fbem-31281	83	2	high	high	ADJ
fbem-31281	83	3	efficiency	efficiency	NOUN
fbem-31281	83	4	of	of	ADP
fbem-31281	83	5	hyperspectral	hyperspectral	ADJ
fbem-31281	83	6	technology	technology	NOUN
fbem-31281	83	7	allows	allow	VERB
fbem-31281	83	8	for	for	ADP
fbem-31281	83	9	rapid	rapid	ADJ
fbem-31281	83	10	acquisition	acquisition	NOUN
fbem-31281	83	11	of	of	ADP
fbem-31281	83	12	large	large	ADJ
fbem-31281	83	13	-	-	PUNCT
fbem-31281	83	14	scale	scale	NOUN
fbem-31281	83	15	soil	soil	NOUN
fbem-31281	83	16	data	datum	NOUN
fbem-31281	83	17	.	.	PUNCT
fbem-31281	84	1	for	for	ADP
fbem-31281	84	2	instance	instance	NOUN
fbem-31281	84	3	,	,	PUNCT
fbem-31281	84	4	shi	shi	PROPN
fbem-31281	84	5	et	et	PROPN
fbem-31281	84	6	al	al	PROPN
fbem-31281	84	7	.	.	PROPN
fbem-31281	85	1	(	(	PUNCT
fbem-31281	85	2	2014	2014	NUM
fbem-31281	85	3	)	)	PUNCT
fbem-31281	85	4	demonstrated	demonstrate	VERB
fbem-31281	85	5	that	that	SCONJ
fbem-31281	85	6	hyperspectral	hyperspectral	ADJ
fbem-31281	85	7	models	model	NOUN
fbem-31281	85	8	could	could	AUX
fbem-31281	85	9	delineate	delineate	VERB
fbem-31281	85	10	heavy	heavy	ADJ
fbem-31281	85	11	metal	metal	NOUN
fbem-31281	85	12	contamination	contamination	NOUN
fbem-31281	85	13	risk	risk	NOUN
fbem-31281	85	14	zones	zone	NOUN
fbem-31281	85	15	in	in	ADP
fbem-31281	85	16	agricultural	agricultural	ADJ
fbem-31281	85	17	fields	field	NOUN
fbem-31281	85	18	within	within	ADP
fbem-31281	85	19	hours	hour	NOUN
fbem-31281	85	20	,	,	PUNCT
fbem-31281	85	21	compared	compare	VERB
fbem-31281	85	22	to	to	ADP
fbem-31281	85	23	weeks	week	NOUN
fbem-31281	85	24	required	require	VERB
fbem-31281	85	25	for	for	ADP
fbem-31281	85	26	conventional	conventional	ADJ
fbem-31281	85	27	geochemical	geochemical	ADJ
fbem-31281	85	28	analysis	analysis	NOUN
fbem-31281	85	29	.	.	PUNCT
fbem-31281	86	1	this	this	DET
fbem-31281	86	2	efficiency	efficiency	NOUN
fbem-31281	86	3	is	be	AUX
fbem-31281	86	4	further	far	ADV
fbem-31281	86	5	enhanced	enhance	VERB
fbem-31281	86	6	by	by	ADP
fbem-31281	86	7	the	the	DET
fbem-31281	86	8	ability	ability	NOUN
fbem-31281	86	9	to	to	PART
fbem-31281	86	10	simultaneously	simultaneously	ADV
fbem-31281	86	11	monitor	monitor	VERB
fbem-31281	86	12	multiple	multiple	ADJ
fbem-31281	86	13	heavy	heavy	ADJ
fbem-31281	86	14	metals	metal	NOUN
fbem-31281	86	15	(	(	PUNCT
fbem-31281	86	16	e.g.	e.g.	ADV
fbem-31281	86	17	,	,	PUNCT
fbem-31281	86	18	cd	cd	PROPN
fbem-31281	86	19	,	,	PUNCT
fbem-31281	86	20	hg	hg	NOUN
fbem-31281	86	21	,	,	PUNCT
fbem-31281	86	22	as	as	ADP
fbem-31281	86	23	)	)	PUNCT
fbem-31281	86	24	using	use	VERB
fbem-31281	86	25	a	a	DET
fbem-31281	86	26	single	single	ADJ
fbem-31281	86	27	dataset	dataset	NOUN
fbem-31281	86	28	(	(	PUNCT
fbem-31281	86	29	zhao	zhao	PROPN
fbem-31281	86	30	et	et	PROPN
fbem-31281	86	31	al	al	PROPN
fbem-31281	86	32	.	.	PROPN
fbem-31281	86	33	,	,	PUNCT
fbem-31281	86	34	2018	2018	NUM
fbem-31281	86	35	;	;	PUNCT
fbem-31281	86	36	zhang	zhang	PROPN
fbem-31281	86	37	et	et	PROPN
fbem-31281	86	38	al	al	PROPN
fbem-31281	86	39	.	.	PROPN
fbem-31281	86	40	,	,	PUNCT
fbem-31281	86	41	2019	2019	NUM
fbem-31281	86	42	)	)	PUNCT
fbem-31281	86	43	.	.	PUNCT
fbem-31281	87	1	by	by	ADP
fbem-31281	87	2	leveraging	leverage	VERB
fbem-31281	87	3	spectral	spectral	ADJ
fbem-31281	87	4	signatures	signature	NOUN
fbem-31281	87	5	unique	unique	ADJ
fbem-31281	87	6	to	to	ADP
fbem-31281	87	7	different	different	ADJ
fbem-31281	87	8	elements	element	NOUN
fbem-31281	87	9	,	,	PUNCT
fbem-31281	87	10	hyperspectral	hyperspectral	ADJ
fbem-31281	87	11	systems	system	NOUN
fbem-31281	87	12	reduce	reduce	VERB
fbem-31281	87	13	the	the	DET
fbem-31281	87	14	need	need	NOUN
fbem-31281	87	15	for	for	ADP
fbem-31281	87	16	separate	separate	ADJ
fbem-31281	87	17	analytical	analytical	ADJ
fbem-31281	87	18	procedures	procedure	NOUN
fbem-31281	87	19	,	,	PUNCT
fbem-31281	87	20	streamlining	streamline	VERB
fbem-31281	87	21	pollution	pollution	NOUN
fbem-31281	87	22	assessment	assessment	NOUN
fbem-31281	87	23	workflows	workflow	NOUN
fbem-31281	87	24	.	.	PUNCT
fbem-31281	88	1	recent	recent	ADJ
fbem-31281	88	2	advancements	advancement	NOUN
fbem-31281	88	3	in	in	ADP
fbem-31281	88	4	spectral	spectral	ADJ
fbem-31281	88	5	transformation	transformation	NOUN
fbem-31281	88	6	and	and	CCONJ
fbem-31281	88	7	machine	machine	NOUN
fbem-31281	88	8	learning	learning	NOUN
fbem-31281	88	9	integration	integration	NOUN
fbem-31281	88	10	have	have	AUX
fbem-31281	88	11	significantly	significantly	ADV
fbem-31281	88	12	improved	improve	VERB
fbem-31281	88	13	prediction	prediction	NOUN
fbem-31281	88	14	accuracy	accuracy	NOUN
fbem-31281	88	15	.	.	PUNCT
fbem-31281	89	1	for	for	ADP
fbem-31281	89	2	example	example	NOUN
fbem-31281	89	3	,	,	PUNCT
fbem-31281	89	4	zhang	zhang	PROPN
fbem-31281	89	5	et	et	PROPN
fbem-31281	89	6	al	al	PROPN
fbem-31281	89	7	.	.	PROPN
fbem-31281	90	1	(	(	PUNCT
fbem-31281	90	2	2019	2019	NUM
fbem-31281	90	3	)	)	PUNCT
fbem-31281	90	4	reported	report	VERB
fbem-31281	90	5	that	that	SCONJ
fbem-31281	90	6	combining	combine	VERB
fbem-31281	90	7	continuous	continuous	ADJ
fbem-31281	90	8	wavelet	wavelet	NOUN
fbem-31281	90	9	transform	transform	NOUN
fbem-31281	90	10	(	(	PUNCT
fbem-31281	90	11	cwt	cwt	NOUN
fbem-31281	90	12	)	)	PUNCT
fbem-31281	90	13	with	with	ADP
fbem-31281	90	14	radial	radial	ADJ
fbem-31281	90	15	basis	basis	NOUN
fbem-31281	90	16	function	function	NOUN
fbem-31281	90	17	neural	neural	ADJ
fbem-31281	90	18	networks	network	NOUN
fbem-31281	90	19	(	(	PUNCT
fbem-31281	90	20	rbf	rbf	PROPN
fbem-31281	90	21	)	)	PUNCT
fbem-31281	90	22	achieved	achieve	VERB
fbem-31281	90	23	an	an	DET
fbem-31281	90	24	r2	r2	NOUN
fbem-31281	90	25	of	of	ADP
fbem-31281	90	26	0.91	0.91	NUM
fbem-31281	90	27	for	for	ADP
fbem-31281	90	28	as	as	ADP
fbem-31281	90	29	content	content	NOUN
fbem-31281	90	30	prediction	prediction	NOUN
fbem-31281	90	31	in	in	ADP
fbem-31281	90	32	reclaimed	reclaim	VERB
fbem-31281	90	33	soils	soil	NOUN
fbem-31281	90	34	.	.	PUNCT
fbem-31281	91	1	similarly	similarly	ADV
fbem-31281	91	2	,	,	PUNCT
fbem-31281	91	3	zhao	zhao	PROPN
fbem-31281	91	4	et	et	PROPN
fbem-31281	91	5	al	al	PROPN
fbem-31281	91	6	.	.	PROPN
fbem-31281	92	1	(	(	PUNCT
fbem-31281	92	2	2018	2018	NUM
fbem-31281	92	3	)	)	PUNCT
fbem-31281	92	4	highlighted	highlight	VERB
fbem-31281	92	5	that	that	SCONJ
fbem-31281	92	6	integrating	integrate	VERB
fbem-31281	92	7	hyperspectral	hyperspectral	ADJ
fbem-31281	92	8	data	datum	NOUN
fbem-31281	92	9	with	with	ADP
fbem-31281	92	10	geostatistical	geostatistical	ADJ
fbem-31281	92	11	methods	method	NOUN
fbem-31281	92	12	enhanced	enhance	VERB
fbem-31281	92	13	the	the	DET
fbem-31281	92	14	precision	precision	NOUN
fbem-31281	92	15	of	of	ADP
fbem-31281	92	16	hg	hg	NOUN
fbem-31281	92	17	quantification	quantification	NOUN
fbem-31281	92	18	,	,	PUNCT
fbem-31281	92	19	with	with	ADP
fbem-31281	92	20	rmse	rmse	ADJ
fbem-31281	92	21	reductions	reduction	NOUN
fbem-31281	92	22	of	of	ADP
fbem-31281	92	23	36	36	NUM
fbem-31281	92	24	%	%	NOUN
fbem-31281	92	25	.	.	PUNCT
fbem-31281	93	1	these	these	DET
fbem-31281	93	2	innovations	innovation	NOUN
fbem-31281	93	3	underscore	underscore	VERB
fbem-31281	93	4	hyperspectral	hyperspectral	ADJ
fbem-31281	93	5	technology	technology	NOUN
fbem-31281	93	6	’s	’s	PART
fbem-31281	93	7	adaptability	adaptability	NOUN
fbem-31281	93	8	to	to	PART
fbem-31281	93	9	diverse	diverse	VERB
fbem-31281	93	10	agricultural	agricultural	ADJ
fbem-31281	93	11	environments	environment	NOUN
fbem-31281	93	12	.	.	PUNCT
fbem-31281	94	1	4.2	4.2	NUM
fbem-31281	94	2	.	.	PUNCT
fbem-31281	94	3	limitations	limitation	NOUN
fbem-31281	94	4	despite	despite	SCONJ
fbem-31281	94	5	its	its	PRON
fbem-31281	94	6	advantages	advantage	NOUN
fbem-31281	94	7	,	,	PUNCT
fbem-31281	94	8	hyperspectral	hyperspectral	ADJ
fbem-31281	94	9	technology	technology	NOUN
fbem-31281	94	10	faces	face	VERB
fbem-31281	94	11	challenges	challenge	NOUN
fbem-31281	94	12	related	relate	VERB
fbem-31281	94	13	to	to	PART
fbem-31281	94	14	soil	soil	NOUN
fbem-31281	94	15	background	background	NOUN
fbem-31281	94	16	interference	interference	NOUN
fbem-31281	94	17	,	,	PUNCT
fbem-31281	94	18	data	datum	NOUN
fbem-31281	94	19	complexity	complexity	NOUN
fbem-31281	94	20	,	,	PUNCT
fbem-31281	94	21	and	and	CCONJ
fbem-31281	94	22	operational	operational	ADJ
fbem-31281	94	23	costs	cost	NOUN
fbem-31281	94	24	.	.	PUNCT
fbem-31281	95	1	soil	soil	NOUN
fbem-31281	95	2	properties	property	NOUN
fbem-31281	95	3	such	such	ADJ
fbem-31281	95	4	as	as	ADP
fbem-31281	95	5	organic	organic	ADJ
fbem-31281	95	6	matter	matter	NOUN
fbem-31281	95	7	content	content	NOUN
fbem-31281	95	8	,	,	PUNCT
fbem-31281	95	9	moisture	moisture	NOUN
fbem-31281	95	10	,	,	PUNCT
fbem-31281	95	11	and	and	CCONJ
fbem-31281	95	12	texture	texture	NOUN
fbem-31281	95	13	significantly	significantly	ADV
fbem-31281	95	14	influence	influence	VERB
fbem-31281	95	15	spectral	spectral	ADJ
fbem-31281	95	16	reflectance	reflectance	NOUN
fbem-31281	95	17	,	,	PUNCT
fbem-31281	95	18	often	often	ADV
fbem-31281	95	19	masking	mask	VERB
fbem-31281	95	20	subtle	subtle	ADJ
fbem-31281	95	21	heavy	heavy	ADJ
fbem-31281	95	22	metal	metal	NOUN
fbem-31281	95	23	signals	signal	NOUN
fbem-31281	95	24	(	(	PUNCT
fbem-31281	95	25	wang	wang	PROPN
fbem-31281	95	26	et	et	PROPN
fbem-31281	95	27	al	al	PROPN
fbem-31281	95	28	.	.	PROPN
fbem-31281	95	29	,	,	PUNCT
fbem-31281	95	30	2018	2018	NUM
fbem-31281	95	31	;	;	PUNCT
fbem-31281	95	32	zhang	zhang	PROPN
fbem-31281	95	33	et	et	PROPN
fbem-31281	95	34	al	al	PROPN
fbem-31281	95	35	.	.	PROPN
fbem-31281	95	36	,	,	PUNCT
fbem-31281	95	37	2019	2019	NUM
fbem-31281	95	38	)	)	PUNCT
fbem-31281	95	39	.	.	PUNCT
fbem-31281	96	1	for	for	ADP
fbem-31281	96	2	instance	instance	NOUN
fbem-31281	96	3	,	,	PUNCT
fbem-31281	96	4	shi	shi	PROPN
fbem-31281	96	5	et	et	PROPN
fbem-31281	96	6	al	al	PROPN
fbem-31281	96	7	.	.	PROPN
fbem-31281	97	1	(	(	PUNCT
fbem-31281	97	2	2014	2014	NUM
fbem-31281	97	3	)	)	PUNCT
fbem-31281	97	4	noted	note	VERB
fbem-31281	97	5	that	that	SCONJ
fbem-31281	97	6	high	high	ADJ
fbem-31281	97	7	clay	clay	NOUN
fbem-31281	97	8	content	content	NOUN
fbem-31281	97	9	in	in	ADP
fbem-31281	97	10	soils	soil	NOUN
fbem-31281	97	11	attenuated	attenuate	VERB
fbem-31281	97	12	spectral	spectral	ADJ
fbem-31281	97	13	absorption	absorption	NOUN
fbem-31281	97	14	features	feature	NOUN
fbem-31281	97	15	of	of	ADP
fbem-31281	97	16	cd	cd	PROPN
fbem-31281	97	17	,	,	PUNCT
fbem-31281	97	18	leading	lead	VERB
fbem-31281	97	19	to	to	ADP
fbem-31281	97	20	model	model	NOUN
fbem-31281	97	21	inaccuracies	inaccuracy	NOUN
fbem-31281	97	22	.	.	PUNCT
fbem-31281	98	1	such	such	ADJ
fbem-31281	98	2	dependencies	dependency	NOUN
fbem-31281	98	3	necessitate	necessitate	ADJ
fbem-31281	98	4	regionspecific	regionspecific	NOUN
fbem-31281	98	5	calibration	calibration	NOUN
fbem-31281	98	6	,	,	PUNCT
fbem-31281	98	7	limiting	limit	VERB
fbem-31281	98	8	the	the	DET
fbem-31281	98	9	generalizability	generalizability	NOUN
fbem-31281	98	10	of	of	ADP
fbem-31281	98	11	hyperspectral	hyperspectral	ADJ
fbem-31281	98	12	models	model	NOUN
fbem-31281	98	13	across	across	ADP
fbem-31281	98	14	heterogeneous	heterogeneous	ADJ
fbem-31281	98	15	agricultural	agricultural	ADJ
fbem-31281	98	16	landscapes	landscape	NOUN
fbem-31281	98	17	.	.	PUNCT
fbem-31281	99	1	the	the	DET
fbem-31281	99	2	complexity	complexity	NOUN
fbem-31281	99	3	of	of	ADP
fbem-31281	99	4	hyperspectral	hyperspectral	ADJ
fbem-31281	99	5	data	datum	NOUN
fbem-31281	99	6	poses	pose	VERB
fbem-31281	99	7	another	another	DET
fbem-31281	99	8	barrier	barrier	NOUN
fbem-31281	99	9	.	.	PUNCT
fbem-31281	100	1	with	with	ADP
fbem-31281	100	2	hundreds	hundred	NOUN
fbem-31281	100	3	of	of	ADP
fbem-31281	100	4	narrow	narrow	ADJ
fbem-31281	100	5	spectral	spectral	ADJ
fbem-31281	100	6	bands	band	NOUN
fbem-31281	100	7	,	,	PUNCT
fbem-31281	100	8	preprocessing	preprocesse	VERB
fbem-31281	100	9	steps	step	NOUN
fbem-31281	100	10	(	(	PUNCT
fbem-31281	100	11	e.g.	e.g.	ADV
fbem-31281	100	12	,	,	PUNCT
fbem-31281	100	13	noise	noise	NOUN
fbem-31281	100	14	reduction	reduction	NOUN
fbem-31281	100	15	,	,	PUNCT
fbem-31281	100	16	spectral	spectral	ADJ
fbem-31281	100	17	smoothing	smoothing	NOUN
fbem-31281	100	18	,	,	PUNCT
fbem-31281	100	19	and	and	CCONJ
fbem-31281	100	20	feature	feature	NOUN
fbem-31281	100	21	selection	selection	NOUN
fbem-31281	100	22	)	)	PUNCT
fbem-31281	100	23	are	be	AUX
fbem-31281	100	24	computationally	computationally	ADV
fbem-31281	100	25	intensive	intensive	ADJ
fbem-31281	100	26	.	.	PUNCT
fbem-31281	101	1	while	while	SCONJ
fbem-31281	101	2	algorithms	algorithm	NOUN
fbem-31281	101	3	like	like	ADP
fbem-31281	101	4	continuous	continuous	ADJ
fbem-31281	101	5	wavelet	wavelet	NOUN
fbem-31281	101	6	transform	transform	NOUN
fbem-31281	101	7	(	(	PUNCT
fbem-31281	101	8	cwt	cwt	NOUN
fbem-31281	101	9	)	)	PUNCT
fbem-31281	101	10	and	and	CCONJ
fbem-31281	101	11	boruta	boruta	NOUN
fbem-31281	101	12	feature	feature	NOUN
fbem-31281	101	13	selection	selection	NOUN
fbem-31281	101	14	have	have	AUX
fbem-31281	101	15	improved	improve	VERB
fbem-31281	101	16	feature	feature	NOUN
fbem-31281	101	17	extraction	extraction	NOUN
fbem-31281	101	18	(	(	PUNCT
fbem-31281	101	19	zhang	zhang	X
fbem-31281	101	20	et	et	PROPN
fbem-31281	101	21	al	al	PROPN
fbem-31281	101	22	.	.	PROPN
fbem-31281	101	23	,	,	PUNCT
fbem-31281	101	24	2019	2019	NUM
fbem-31281	101	25	;	;	PUNCT
fbem-31281	101	26	zhao	zhao	PROPN
fbem-31281	101	27	et	et	PROPN
fbem-31281	101	28	al	al	PROPN
fbem-31281	101	29	.	.	PROPN
fbem-31281	101	30	,	,	PUNCT
fbem-31281	101	31	2018	2018	NUM
fbem-31281	101	32	)	)	PUNCT
fbem-31281	101	33	,	,	PUNCT
fbem-31281	101	34	their	their	PRON
fbem-31281	101	35	implementation	implementation	NOUN
fbem-31281	101	36	requires	require	VERB
fbem-31281	101	37	specialized	specialized	ADJ
fbem-31281	101	38	expertise	expertise	NOUN
fbem-31281	101	39	,	,	PUNCT
fbem-31281	101	40	raising	raise	VERB
fbem-31281	101	41	the	the	DET
fbem-31281	101	42	technical	technical	ADJ
fbem-31281	101	43	threshold	threshold	NOUN
fbem-31281	101	44	for	for	ADP
fbem-31281	101	45	agricultural	agricultural	ADJ
fbem-31281	101	46	practitioners	practitioner	NOUN
fbem-31281	101	47	(	(	PUNCT
fbem-31281	101	48	wang	wang	PROPN
fbem-31281	101	49	et	et	PROPN
fbem-31281	101	50	al	al	PROPN
fbem-31281	101	51	.	.	PROPN
fbem-31281	101	52	,	,	PUNCT
fbem-31281	101	53	2018	2018	NUM
fbem-31281	101	54	)	)	PUNCT
fbem-31281	101	55	.	.	PUNCT
fbem-31281	102	1	furthermore	furthermore	ADV
fbem-31281	102	2	,	,	PUNCT
fbem-31281	102	3	the	the	DET
fbem-31281	102	4	high	high	ADJ
fbem-31281	102	5	cost	cost	NOUN
fbem-31281	102	6	of	of	ADP
fbem-31281	102	7	hyperspectral	hyperspectral	ADJ
fbem-31281	102	8	sensors	sensor	NOUN
fbem-31281	102	9	and	and	CCONJ
fbem-31281	102	10	data	datum	NOUN
fbem-31281	102	11	processing	processing	NOUN
fbem-31281	102	12	infrastructure	infrastructure	NOUN
fbem-31281	102	13	restricts	restrict	VERB
fbem-31281	102	14	widespread	widespread	ADJ
fbem-31281	102	15	adoption	adoption	NOUN
fbem-31281	102	16	,	,	PUNCT
fbem-31281	102	17	particularly	particularly	ADV
fbem-31281	102	18	in	in	ADP
fbem-31281	102	19	resource	resource	NOUN
fbem-31281	102	20	-	-	PUNCT
fbem-31281	102	21	limited	limit	VERB
fbem-31281	102	22	regions	region	NOUN
fbem-31281	102	23	(	(	PUNCT
fbem-31281	102	24	zhang	zhang	X
fbem-31281	102	25	et	et	PROPN
fbem-31281	102	26	al	al	PROPN
fbem-31281	102	27	.	.	PROPN
fbem-31281	102	28	,	,	PUNCT
fbem-31281	102	29	2019	2019	NUM
fbem-31281	102	30	)	)	PUNCT
fbem-31281	102	31	.	.	PUNCT
fbem-31281	103	1	4.3	4.3	NUM
fbem-31281	103	2	.	.	PUNCT
fbem-31281	104	1	future	future	ADJ
fbem-31281	104	2	directions	direction	NOUN
fbem-31281	104	3	addressing	address	VERB
fbem-31281	104	4	these	these	DET
fbem-31281	104	5	limitations	limitation	NOUN
fbem-31281	104	6	requires	require	VERB
fbem-31281	104	7	algorithm	algorithm	NOUN
fbem-31281	104	8	optimization	optimization	NOUN
fbem-31281	104	9	and	and	CCONJ
fbem-31281	104	10	cross	cross	ADJ
fbem-31281	104	11	-	-	ADJ
fbem-31281	104	12	disciplinary	disciplinary	ADJ
fbem-31281	104	13	collaboration	collaboration	NOUN
fbem-31281	104	14	.	.	PUNCT
fbem-31281	105	1	developing	develop	VERB
fbem-31281	105	2	hybrid	hybrid	ADJ
fbem-31281	105	3	models	model	NOUN
fbem-31281	105	4	that	that	PRON
fbem-31281	105	5	integrate	integrate	VERB
fbem-31281	105	6	hyperspectral	hyperspectral	ADJ
fbem-31281	105	7	data	datum	NOUN
fbem-31281	105	8	with	with	ADP
fbem-31281	105	9	soil	soil	NOUN
fbem-31281	105	10	physicochemical	physicochemical	ADJ
fbem-31281	105	11	parameters	parameter	NOUN
fbem-31281	105	12	(	(	PUNCT
fbem-31281	105	13	e.g.	e.g.	ADV
fbem-31281	105	14	,	,	PUNCT
fbem-31281	105	15	ph	ph	ADJ
fbem-31281	105	16	,	,	PUNCT
fbem-31281	105	17	organic	organic	ADJ
fbem-31281	105	18	carbon	carbon	NOUN
fbem-31281	105	19	)	)	PUNCT
fbem-31281	105	20	could	could	AUX
fbem-31281	105	21	mitigate	mitigate	VERB
fbem-31281	105	22	background	background	NOUN
fbem-31281	105	23	interference	interference	NOUN
fbem-31281	105	24	.	.	PUNCT
fbem-31281	106	1	additionally	additionally	ADV
fbem-31281	106	2	,	,	PUNCT
fbem-31281	106	3	advancements	advancement	NOUN
fbem-31281	106	4	in	in	ADP
fbem-31281	106	5	portable	portable	ADJ
fbem-31281	106	6	hyperspectral	hyperspectral	ADJ
fbem-31281	106	7	devices	device	NOUN
fbem-31281	106	8	and	and	CCONJ
fbem-31281	106	9	cloudbased	cloudbased	ADJ
fbem-31281	106	10	processing	processing	NOUN
fbem-31281	106	11	platforms	platform	NOUN
fbem-31281	106	12	may	may	AUX
fbem-31281	106	13	reduce	reduce	VERB
fbem-31281	106	14	costs	cost	NOUN
fbem-31281	106	15	and	and	CCONJ
fbem-31281	106	16	democratize	democratize	VERB
fbem-31281	106	17	access	access	NOUN
fbem-31281	106	18	(	(	PUNCT
fbem-31281	106	19	wang	wang	PROPN
fbem-31281	106	20	et	et	PROPN
fbem-31281	106	21	al	al	PROPN
fbem-31281	106	22	.	.	PROPN
fbem-31281	106	23	,	,	PUNCT
fbem-31281	106	24	2018	2018	NUM
fbem-31281	106	25	)	)	PUNCT
fbem-31281	106	26	.	.	PUNCT
fbem-31281	107	1	5	5	X
fbem-31281	107	2	.	.	X
fbem-31281	107	3	future	future	ADJ
fbem-31281	107	4	development	development	NOUN
fbem-31281	107	5	directions	direction	NOUN
fbem-31281	107	6	of	of	ADP
fbem-31281	107	7	hyperspectral	hyperspectral	ADJ
fbem-31281	107	8	technology	technology	NOUN
fbem-31281	107	9	in	in	ADP
fbem-31281	107	10	agricultural	agricultural	ADJ
fbem-31281	107	11	soil	soil	NOUN
fbem-31281	107	12	heavy	heavy	ADJ
fbem-31281	107	13	metal	metal	NOUN
fbem-31281	107	14	element	element	NOUN
fbem-31281	107	15	identification	identification	NOUN
fbem-31281	107	16	5.1	5.1	NUM
fbem-31281	107	17	.	.	PUNCT
fbem-31281	108	1	technological	technological	ADJ
fbem-31281	108	2	improvements	improvement	NOUN
fbem-31281	108	3	and	and	CCONJ
fbem-31281	108	4	innovations	innovation	NOUN
fbem-31281	108	5	the	the	DET
fbem-31281	108	6	advancement	advancement	NOUN
fbem-31281	108	7	of	of	ADP
fbem-31281	108	8	hyperspectral	hyperspectral	ADJ
fbem-31281	108	9	sensors	sensor	NOUN
fbem-31281	108	10	is	be	AUX
fbem-31281	108	11	critical	critical	ADJ
fbem-31281	108	12	for	for	ADP
fbem-31281	108	13	enhancing	enhance	VERB
fbem-31281	108	14	detection	detection	NOUN
fbem-31281	108	15	accuracy	accuracy	NOUN
fbem-31281	108	16	.	.	PUNCT
fbem-31281	109	1	current	current	ADJ
fbem-31281	109	2	hyperspectral	hyperspectral	ADJ
fbem-31281	109	3	sensors	sensor	NOUN
fbem-31281	109	4	face	face	VERB
fbem-31281	109	5	limitations	limitation	NOUN
fbem-31281	109	6	in	in	ADP
fbem-31281	109	7	spectral	spectral	ADJ
fbem-31281	109	8	resolution	resolution	NOUN
fbem-31281	109	9	and	and	CCONJ
fbem-31281	109	10	signal	signal	NOUN
fbem-31281	109	11	-	-	PUNCT
fbem-31281	109	12	to	to	ADP
fbem-31281	109	13	-	-	PUNCT
fbem-31281	109	14	noise	noise	NOUN
fbem-31281	109	15	ratio	ratio	NOUN
fbem-31281	109	16	when	when	SCONJ
fbem-31281	109	17	identifying	identify	VERB
fbem-31281	109	18	trace	trace	NOUN
fbem-31281	109	19	heavy	heavy	ADJ
fbem-31281	109	20	metals	metal	NOUN
fbem-31281	109	21	in	in	ADP
fbem-31281	109	22	complex	complex	ADJ
fbem-31281	109	23	soil	soil	NOUN
fbem-31281	109	24	matrices	matrix	NOUN
fbem-31281	109	25	(	(	PUNCT
fbem-31281	109	26	chen	chen	PROPN
fbem-31281	109	27	et	et	PROPN
fbem-31281	109	28	al	al	PROPN
fbem-31281	109	29	.	.	PROPN
fbem-31281	109	30	,	,	PUNCT
fbem-31281	109	31	2022	2022	NUM
fbem-31281	109	32	)	)	PUNCT
fbem-31281	109	33	.	.	PUNCT
fbem-31281	110	1	future	future	ADJ
fbem-31281	110	2	sensors	sensor	NOUN
fbem-31281	110	3	should	should	AUX
fbem-31281	110	4	expand	expand	VERB
fbem-31281	110	5	spectral	spectral	ADJ
fbem-31281	110	6	coverage	coverage	NOUN
fbem-31281	110	7	to	to	PART
fbem-31281	110	8	include	include	VERB
fbem-31281	110	9	the	the	DET
fbem-31281	110	10	ultraviolet	ultraviolet	NOUN
fbem-31281	110	11	and	and	CCONJ
fbem-31281	110	12	thermal	thermal	ADJ
fbem-31281	110	13	infrared	infrared	NOUN
fbem-31281	110	14	ranges	range	NOUN
fbem-31281	110	15	while	while	SCONJ
fbem-31281	110	16	improving	improve	VERB
fbem-31281	110	17	spectral	spectral	ADJ
fbem-31281	110	18	resolution	resolution	NOUN
fbem-31281	110	19	to	to	PART
fbem-31281	110	20	capture	capture	VERB
fbem-31281	110	21	subtle	subtle	ADJ
fbem-31281	110	22	absorption	absorption	NOUN
fbem-31281	110	23	features	feature	NOUN
fbem-31281	110	24	of	of	ADP
fbem-31281	110	25	heavy	heavy	ADJ
fbem-31281	110	26	metals	metal	NOUN
fbem-31281	110	27	like	like	ADP
fbem-31281	110	28	cd	cd	NOUN
fbem-31281	110	29	and	and	CCONJ
fbem-31281	110	30	as	as	ADP
fbem-31281	110	31	(	(	PUNCT
fbem-31281	110	32	zhang	zhang	X
fbem-31281	110	33	et	et	PROPN
fbem-31281	110	34	al	al	PROPN
fbem-31281	110	35	.	.	PROPN
fbem-31281	110	36	,	,	PUNCT
fbem-31281	110	37	2019	2019	NUM
fbem-31281	110	38	)	)	PUNCT
fbem-31281	110	39	.	.	PUNCT
fbem-31281	111	1	additionally	additionally	ADV
fbem-31281	111	2	,	,	PUNCT
fbem-31281	111	3	optimizing	optimize	VERB
fbem-31281	111	4	data	datum	NOUN
fbem-31281	111	5	processing	processing	NOUN
fbem-31281	111	6	algorithms	algorithm	NOUN
fbem-31281	111	7	is	be	AUX
fbem-31281	111	8	essential	essential	ADJ
fbem-31281	111	9	.	.	PUNCT
fbem-31281	112	1	machine	machine	NOUN
fbem-31281	112	2	learning	learning	NOUN
fbem-31281	112	3	models	model	NOUN
fbem-31281	112	4	such	such	ADJ
fbem-31281	112	5	as	as	ADP
fbem-31281	112	6	stacked	stack	VERB
fbem-31281	112	7	generalization	generalization	NOUN
fbem-31281	112	8	frameworks	framework	NOUN
fbem-31281	112	9	(	(	PUNCT
fbem-31281	112	10	liu	liu	PROPN
fbem-31281	112	11	et	et	PROPN
fbem-31281	112	12	al	al	PROPN
fbem-31281	112	13	.	.	PROPN
fbem-31281	112	14	,	,	PUNCT
fbem-31281	112	15	2019	2019	NUM
fbem-31281	112	16	)	)	PUNCT
fbem-31281	112	17	and	and	CCONJ
fbem-31281	112	18	deep	deep	ADJ
fbem-31281	112	19	forest	forest	NOUN
fbem-31281	112	20	architectures	architecture	NOUN
fbem-31281	112	21	(	(	PUNCT
fbem-31281	112	22	zhang	zhang	X
fbem-31281	112	23	et	et	PROPN
fbem-31281	112	24	al	al	PROPN
fbem-31281	112	25	.	.	PROPN
fbem-31281	112	26	,	,	PUNCT
fbem-31281	112	27	2022	2022	NUM
fbem-31281	112	28	)	)	PUNCT
fbem-31281	112	29	have	have	AUX
fbem-31281	112	30	demonstrated	demonstrate	VERB
fbem-31281	112	31	superior	superior	ADJ
fbem-31281	112	32	performance	performance	NOUN
fbem-31281	112	33	over	over	ADP
fbem-31281	112	34	traditional	traditional	ADJ
fbem-31281	112	35	methods	method	NOUN
fbem-31281	112	36	like	like	ADP
fbem-31281	112	37	partial	partial	ADJ
fbem-31281	112	38	least	least	ADJ
fbem-31281	112	39	squares	square	NOUN
fbem-31281	112	40	regression	regression	NOUN
fbem-31281	112	41	(	(	PUNCT
fbem-31281	112	42	plsr	plsr	PROPN
fbem-31281	112	43	)	)	PUNCT
fbem-31281	112	44	,	,	PUNCT
fbem-31281	112	45	but	but	CCONJ
fbem-31281	112	46	require	require	VERB
fbem-31281	112	47	further	further	ADJ
fbem-31281	112	48	refinement	refinement	NOUN
fbem-31281	112	49	to	to	PART
fbem-31281	112	50	handle	handle	VERB
fbem-31281	112	51	hyperspectral	hyperspectral	ADJ
fbem-31281	112	52	data	datum	NOUN
fbem-31281	112	53	redundancy	redundancy	NOUN
fbem-31281	112	54	and	and	CCONJ
fbem-31281	112	55	nonlinear	nonlinear	ADJ
fbem-31281	112	56	relationships	relationship	NOUN
fbem-31281	112	57	.	.	PUNCT
fbem-31281	113	1	integrating	integrate	VERB
fbem-31281	113	2	wavelet	wavelet	NOUN
fbem-31281	113	3	transforms	transform	VERB
fbem-31281	113	4	with	with	ADP
fbem-31281	113	5	radial	radial	ADJ
fbem-31281	113	6	basis	basis	NOUN
fbem-31281	113	7	function	function	NOUN
fbem-31281	113	8	neural	neural	ADJ
fbem-31281	113	9	networks	network	NOUN
fbem-31281	113	10	(	(	PUNCT
fbem-31281	113	11	cwt	cwt	NOUN
fbem-31281	113	12	-	-	PUNCT
fbem-31281	113	13	rbf	rbf	PROPN
fbem-31281	113	14	)	)	PUNCT
fbem-31281	113	15	has	have	AUX
fbem-31281	113	16	shown	show	VERB
fbem-31281	113	17	promise	promise	NOUN
fbem-31281	113	18	in	in	ADP
fbem-31281	113	19	improving	improve	VERB
fbem-31281	113	20	prediction	prediction	NOUN
fbem-31281	113	21	accuracy	accuracy	NOUN
fbem-31281	113	22	for	for	ADP
fbem-31281	113	23	mining	mining	NOUN
fbem-31281	113	24	wasteland	wasteland	NOUN
fbem-31281	113	25	soils	soil	NOUN
fbem-31281	113	26	(	(	PUNCT
fbem-31281	113	27	zhang	zhang	PROPN
fbem-31281	113	28	et	et	PROPN
fbem-31281	113	29	al	al	PROPN
fbem-31281	113	30	.	.	PROPN
fbem-31281	113	31	,	,	PUNCT
fbem-31281	113	32	2019	2019	NUM
fbem-31281	113	33	)	)	PUNCT
fbem-31281	113	34	,	,	PUNCT
fbem-31281	113	35	suggesting	suggest	VERB
fbem-31281	113	36	similar	similar	ADJ
fbem-31281	113	37	potential	potential	NOUN
fbem-31281	113	38	for	for	ADP
fbem-31281	113	39	agricultural	agricultural	ADJ
fbem-31281	113	40	systems	system	NOUN
fbem-31281	113	41	.	.	PUNCT
fbem-31281	114	1	5.2	5.2	NUM
fbem-31281	114	2	.	.	PUNCT
fbem-31281	115	1	application	application	NOUN
fbem-31281	115	2	expansion	expansion	NOUN
fbem-31281	115	3	hyperspectral	hyperspectral	ADJ
fbem-31281	115	4	technology	technology	NOUN
fbem-31281	115	5	must	must	AUX
fbem-31281	115	6	adapt	adapt	VERB
fbem-31281	115	7	to	to	PART
fbem-31281	115	8	diverse	diverse	VERB
fbem-31281	115	9	agricultural	agricultural	ADJ
fbem-31281	115	10	ecosystems	ecosystem	NOUN
fbem-31281	115	11	.	.	PUNCT
fbem-31281	116	1	current	current	ADJ
fbem-31281	116	2	studies	study	NOUN
fbem-31281	116	3	predominantly	predominantly	ADV
fbem-31281	116	4	focus	focus	VERB
fbem-31281	116	5	on	on	ADP
fbem-31281	116	6	specific	specific	ADJ
fbem-31281	116	7	regions	region	NOUN
fbem-31281	116	8	,	,	PUNCT
fbem-31281	116	9	such	such	ADJ
fbem-31281	116	10	as	as	ADP
fbem-31281	116	11	iron	iron	NOUN
fbem-31281	116	12	mining	mining	NOUN
fbem-31281	116	13	areas	area	NOUN
fbem-31281	116	14	(	(	PUNCT
fbem-31281	116	15	shen	shen	PROPN
fbem-31281	116	16	et	et	PROPN
fbem-31281	116	17	al	al	PROPN
fbem-31281	116	18	.	.	PROPN
fbem-31281	116	19	,	,	PUNCT
fbem-31281	116	20	2019	2019	NUM
fbem-31281	116	21	)	)	PUNCT
fbem-31281	116	22	or	or	CCONJ
fbem-31281	116	23	wastewater	wastewater	NOUN
fbem-31281	116	24	-	-	PUNCT
fbem-31281	116	25	irrigated	irrigate	VERB
fbem-31281	116	26	farmlands	farmland	NOUN
fbem-31281	116	27	(	(	PUNCT
fbem-31281	116	28	chen	chen	PROPN
fbem-31281	116	29	et	et	PROPN
fbem-31281	116	30	al	al	PROPN
fbem-31281	116	31	.	.	PROPN
fbem-31281	116	32	,	,	PUNCT
fbem-31281	116	33	2015	2015	NUM
fbem-31281	116	34	)	)	PUNCT
fbem-31281	116	35	,	,	PUNCT
fbem-31281	116	36	limiting	limit	VERB
fbem-31281	116	37	model	model	NOUN
fbem-31281	116	38	generalizability	generalizability	NOUN
fbem-31281	116	39	.	.	PUNCT
fbem-31281	117	1	future	future	ADJ
fbem-31281	117	2	applications	application	NOUN
fbem-31281	117	3	should	should	AUX
fbem-31281	117	4	address	address	VERB
fbem-31281	117	5	variability	variability	NOUN
fbem-31281	117	6	in	in	ADP
fbem-31281	117	7	soil	soil	NOUN
fbem-31281	117	8	types	type	NOUN
fbem-31281	117	9	,	,	PUNCT
fbem-31281	117	10	moisture	moisture	NOUN
fbem-31281	117	11	levels	level	NOUN
fbem-31281	117	12	,	,	PUNCT
fbem-31281	117	13	and	and	CCONJ
fbem-31281	117	14	organic	organic	ADJ
fbem-31281	117	15	5	5	NUM
fbem-31281	117	16	matter	matter	NOUN
fbem-31281	117	17	content	content	NOUN
fbem-31281	117	18	across	across	ADP
fbem-31281	117	19	agroecosystems	agroecosystem	NOUN
fbem-31281	117	20	.	.	PUNCT
fbem-31281	118	1	for	for	ADP
fbem-31281	118	2	instance	instance	NOUN
fbem-31281	118	3	,	,	PUNCT
fbem-31281	118	4	combining	combine	VERB
fbem-31281	118	5	hyperspectral	hyperspectral	ADJ
fbem-31281	118	6	data	datum	NOUN
fbem-31281	118	7	with	with	ADP
fbem-31281	118	8	geographic	geographic	ADJ
fbem-31281	118	9	information	information	NOUN
fbem-31281	118	10	systems	system	NOUN
fbem-31281	118	11	(	(	PUNCT
fbem-31281	118	12	gis	gis	NOUN
fbem-31281	118	13	)	)	PUNCT
fbem-31281	118	14	and	and	CCONJ
fbem-31281	118	15	x	x	X
fbem-31281	118	16	-	-	NOUN
fbem-31281	118	17	ray	ray	NOUN
fbem-31281	118	18	fluorescence	fluorescence	NOUN
fbem-31281	118	19	(	(	PUNCT
fbem-31281	118	20	xrf	xrf	PROPN
fbem-31281	118	21	)	)	PUNCT
fbem-31281	118	22	could	could	AUX
fbem-31281	118	23	enhance	enhance	VERB
fbem-31281	118	24	spatial	spatial	ADJ
fbem-31281	118	25	mapping	mapping	NOUN
fbem-31281	118	26	precision	precision	NOUN
fbem-31281	118	27	in	in	ADP
fbem-31281	118	28	paddy	paddy	NOUN
fbem-31281	118	29	fields	field	NOUN
fbem-31281	118	30	and	and	CCONJ
fbem-31281	118	31	dryland	dryland	NOUN
fbem-31281	118	32	farms	farm	NOUN
fbem-31281	118	33	(	(	PUNCT
fbem-31281	118	34	chen	chen	PROPN
fbem-31281	118	35	et	et	PROPN
fbem-31281	118	36	al	al	PROPN
fbem-31281	118	37	.	.	PROPN
fbem-31281	118	38	,	,	PUNCT
fbem-31281	118	39	2021	2021	NUM
fbem-31281	118	40	)	)	PUNCT
fbem-31281	118	41	.	.	PUNCT
fbem-31281	119	1	furthermore	furthermore	ADV
fbem-31281	119	2	,	,	PUNCT
fbem-31281	119	3	integrating	integrate	VERB
fbem-31281	119	4	hyperspectral	hyperspectral	ADJ
fbem-31281	119	5	systems	system	NOUN
fbem-31281	119	6	with	with	ADP
fbem-31281	119	7	iot	iot	NOUN
fbem-31281	119	8	-	-	PUNCT
fbem-31281	119	9	enabled	enable	VERB
fbem-31281	119	10	unmanned	unmanned	ADJ
fbem-31281	119	11	aerial	aerial	ADJ
fbem-31281	119	12	vehicles	vehicle	NOUN
fbem-31281	119	13	(	(	PUNCT
fbem-31281	119	14	uavs	uavs	NOUN
fbem-31281	119	15	)	)	PUNCT
fbem-31281	119	16	and	and	CCONJ
fbem-31281	119	17	edge	edge	NOUN
fbem-31281	119	18	computing	computing	NOUN
fbem-31281	119	19	devices	device	NOUN
fbem-31281	119	20	will	will	AUX
fbem-31281	119	21	enable	enable	VERB
fbem-31281	119	22	real	real	ADJ
fbem-31281	119	23	-	-	PUNCT
fbem-31281	119	24	time	time	NOUN
fbem-31281	119	25	,	,	PUNCT
fbem-31281	119	26	large	large	ADJ
fbem-31281	119	27	-	-	PUNCT
fbem-31281	119	28	scale	scale	NOUN
fbem-31281	119	29	monitoring	monitoring	NOUN
fbem-31281	119	30	(	(	PUNCT
fbem-31281	119	31	chen	chen	PROPN
fbem-31281	119	32	et	et	PROPN
fbem-31281	119	33	al	al	PROPN
fbem-31281	119	34	.	.	PROPN
fbem-31281	119	35	,	,	PUNCT
fbem-31281	119	36	2022	2022	NUM
fbem-31281	119	37	)	)	PUNCT
fbem-31281	119	38	.	.	PUNCT
fbem-31281	120	1	such	such	ADJ
fbem-31281	120	2	integration	integration	NOUN
fbem-31281	120	3	aligns	align	VERB
fbem-31281	120	4	with	with	ADP
fbem-31281	120	5	precision	precision	NOUN
fbem-31281	120	6	agriculture	agriculture	NOUN
fbem-31281	120	7	needs	need	NOUN
fbem-31281	120	8	,	,	PUNCT
fbem-31281	120	9	providing	provide	VERB
fbem-31281	120	10	actionable	actionable	ADJ
fbem-31281	120	11	insights	insight	NOUN
fbem-31281	120	12	for	for	ADP
fbem-31281	120	13	site	site	NOUN
fbem-31281	120	14	-	-	PUNCT
fbem-31281	120	15	specific	specific	ADJ
fbem-31281	120	16	soil	soil	NOUN
fbem-31281	120	17	remediation	remediation	NOUN
fbem-31281	120	18	.	.	PUNCT
fbem-31281	121	1	5.3	5.3	NUM
fbem-31281	121	2	.	.	PUNCT
fbem-31281	121	3	standardization	standardization	NOUN
fbem-31281	121	4	and	and	CCONJ
fbem-31281	121	5	regulation	regulation	NOUN
fbem-31281	121	6	establishing	establish	VERB
fbem-31281	121	7	standardized	standardized	ADJ
fbem-31281	121	8	protocols	protocol	NOUN
fbem-31281	121	9	is	be	AUX
fbem-31281	121	10	imperative	imperative	ADJ
fbem-31281	121	11	to	to	PART
fbem-31281	121	12	address	address	VERB
fbem-31281	121	13	inconsistencies	inconsistency	NOUN
fbem-31281	121	14	in	in	ADP
fbem-31281	121	15	soil	soil	NOUN
fbem-31281	121	16	spectral	spectral	PROPN
fbem-31281	121	17	data	datum	NOUN
fbem-31281	121	18	acquisition	acquisition	NOUN
fbem-31281	121	19	.	.	PUNCT
fbem-31281	122	1	variations	variation	NOUN
fbem-31281	122	2	in	in	ADP
fbem-31281	122	3	preprocessing	preprocesse	VERB
fbem-31281	122	4	methods	method	NOUN
fbem-31281	122	5	(	(	PUNCT
fbem-31281	122	6	e.g.	e.g.	ADV
fbem-31281	122	7	,	,	PUNCT
fbem-31281	122	8	drying	dry	VERB
fbem-31281	122	9	,	,	PUNCT
fbem-31281	122	10	grinding	grinding	NOUN
fbem-31281	122	11	)	)	PUNCT
fbem-31281	122	12	and	and	CCONJ
fbem-31281	122	13	environmental	environmental	ADJ
fbem-31281	122	14	conditions	condition	NOUN
fbem-31281	122	15	(	(	PUNCT
fbem-31281	122	16	e.g.	e.g.	ADV
fbem-31281	122	17	,	,	PUNCT
fbem-31281	122	18	illumination	illumination	NOUN
fbem-31281	122	19	,	,	PUNCT
fbem-31281	122	20	humidity	humidity	NOUN
fbem-31281	122	21	)	)	PUNCT
fbem-31281	122	22	significantly	significantly	ADV
fbem-31281	122	23	impact	impact	VERB
fbem-31281	122	24	spectral	spectral	ADJ
fbem-31281	122	25	reproducibility	reproducibility	NOUN
fbem-31281	122	26	(	(	PUNCT
fbem-31281	122	27	shi	shi	PROPN
fbem-31281	122	28	et	et	PROPN
fbem-31281	122	29	al	al	PROPN
fbem-31281	122	30	.	.	PROPN
fbem-31281	122	31	,	,	PUNCT
fbem-31281	122	32	2016	2016	NUM
fbem-31281	122	33	)	)	PUNCT
fbem-31281	122	34	.	.	PUNCT
fbem-31281	123	1	a	a	DET
fbem-31281	123	2	unified	unify	VERB
fbem-31281	123	3	framework	framework	NOUN
fbem-31281	123	4	for	for	ADP
fbem-31281	123	5	soil	soil	NOUN
fbem-31281	123	6	sample	sample	NOUN
fbem-31281	123	7	preparation	preparation	NOUN
fbem-31281	123	8	,	,	PUNCT
fbem-31281	123	9	spectral	spectral	ADJ
fbem-31281	123	10	measurement	measurement	NOUN
fbem-31281	123	11	,	,	PUNCT
fbem-31281	123	12	and	and	CCONJ
fbem-31281	123	13	data	datum	NOUN
fbem-31281	123	14	calibration	calibration	NOUN
fbem-31281	123	15	must	must	AUX
fbem-31281	123	16	be	be	AUX
fbem-31281	123	17	developed	develop	VERB
fbem-31281	123	18	,	,	PUNCT
fbem-31281	123	19	drawing	draw	VERB
fbem-31281	123	20	from	from	ADP
fbem-31281	123	21	existing	exist	VERB
fbem-31281	123	22	laboratory	laboratory	NOUN
fbem-31281	123	23	protocols	protocol	NOUN
fbem-31281	123	24	(	(	PUNCT
fbem-31281	123	25	zhang	zhang	X
fbem-31281	123	26	et	et	PROPN
fbem-31281	123	27	al	al	PROPN
fbem-31281	123	28	.	.	PROPN
fbem-31281	123	29	,	,	PUNCT
fbem-31281	123	30	2019	2019	NUM
fbem-31281	123	31	)	)	PUNCT
fbem-31281	123	32	.	.	PUNCT
fbem-31281	124	1	concurrently	concurrently	ADV
fbem-31281	124	2	,	,	PUNCT
fbem-31281	124	3	building	build	VERB
fbem-31281	124	4	open	open	ADJ
fbem-31281	124	5	-	-	PUNCT
fbem-31281	124	6	access	access	NOUN
fbem-31281	124	7	hyperspectral	hyperspectral	ADJ
fbem-31281	124	8	databases	database	NOUN
fbem-31281	124	9	for	for	ADP
fbem-31281	124	10	agricultural	agricultural	ADJ
fbem-31281	124	11	soils	soil	NOUN
fbem-31281	124	12	will	will	AUX
fbem-31281	124	13	facilitate	facilitate	VERB
fbem-31281	124	14	model	model	NOUN
fbem-31281	124	15	validation	validation	NOUN
fbem-31281	124	16	and	and	CCONJ
fbem-31281	124	17	knowledge	knowledge	NOUN
fbem-31281	124	18	sharing	sharing	NOUN
fbem-31281	124	19	.	.	PUNCT
fbem-31281	125	1	initiatives	initiative	NOUN
fbem-31281	125	2	like	like	ADP
fbem-31281	125	3	the	the	DET
fbem-31281	125	4	soil	soil	NOUN
fbem-31281	125	5	spectral	spectral	PROPN
fbem-31281	125	6	library	library	NOUN
fbem-31281	125	7	for	for	ADP
fbem-31281	125	8	china	china	PROPN
fbem-31281	125	9	’s	’s	PART
fbem-31281	125	10	reclaimed	reclaim	VERB
fbem-31281	125	11	mining	mining	NOUN
fbem-31281	125	12	areas	area	NOUN
fbem-31281	125	13	(	(	PUNCT
fbem-31281	125	14	zhang	zhang	X
fbem-31281	125	15	et	et	PROPN
fbem-31281	125	16	al	al	PROPN
fbem-31281	125	17	.	.	PROPN
fbem-31281	125	18	,	,	PUNCT
fbem-31281	125	19	2019	2019	NUM
fbem-31281	125	20	)	)	PUNCT
fbem-31281	125	21	exemplify	exemplify	VERB
fbem-31281	125	22	this	this	DET
fbem-31281	125	23	approach	approach	NOUN
fbem-31281	125	24	.	.	PUNCT
fbem-31281	126	1	regulatory	regulatory	ADJ
fbem-31281	126	2	guidelines	guideline	NOUN
fbem-31281	126	3	should	should	AUX
fbem-31281	126	4	also	also	ADV
fbem-31281	126	5	be	be	AUX
fbem-31281	126	6	formulated	formulate	VERB
fbem-31281	126	7	to	to	PART
fbem-31281	126	8	govern	govern	VERB
fbem-31281	126	9	technology	technology	NOUN
fbem-31281	126	10	deployment	deployment	NOUN
fbem-31281	126	11	,	,	PUNCT
fbem-31281	126	12	ensuring	ensure	VERB
fbem-31281	126	13	data	datum	NOUN
fbem-31281	126	14	quality	quality	NOUN
fbem-31281	126	15	and	and	CCONJ
fbem-31281	126	16	interoperability	interoperability	NOUN
fbem-31281	126	17	across	across	ADP
fbem-31281	126	18	platforms	platform	NOUN
fbem-31281	126	19	.	.	PUNCT
fbem-31281	127	1	6	6	X
fbem-31281	127	2	.	.	X
fbem-31281	127	3	conclusion	conclusion	NOUN
fbem-31281	127	4	hyperspectral	hyperspectral	ADJ
fbem-31281	127	5	technology	technology	NOUN
fbem-31281	127	6	has	have	AUX
fbem-31281	127	7	demonstrated	demonstrate	VERB
fbem-31281	127	8	significant	significant	ADJ
fbem-31281	127	9	potential	potential	NOUN
fbem-31281	127	10	in	in	ADP
fbem-31281	127	11	identifying	identify	VERB
fbem-31281	127	12	heavy	heavy	ADJ
fbem-31281	127	13	metal	metal	NOUN
fbem-31281	127	14	elements	element	NOUN
fbem-31281	127	15	in	in	ADP
fbem-31281	127	16	agricultural	agricultural	ADJ
fbem-31281	127	17	soils	soil	NOUN
fbem-31281	127	18	,	,	PUNCT
fbem-31281	127	19	offering	offer	VERB
fbem-31281	127	20	a	a	DET
fbem-31281	127	21	transformative	transformative	ADJ
fbem-31281	127	22	approach	approach	NOUN
fbem-31281	127	23	to	to	AUX
fbem-31281	127	24	soil	soil	NOUN
fbem-31281	127	25	pollution	pollution	NOUN
fbem-31281	127	26	monitoring	monitoring	NOUN
fbem-31281	127	27	and	and	CCONJ
fbem-31281	127	28	management	management	NOUN
fbem-31281	127	29	.	.	PUNCT
fbem-31281	128	1	current	current	ADJ
fbem-31281	128	2	research	research	NOUN
fbem-31281	128	3	highlights	highlight	VERB
fbem-31281	128	4	the	the	DET
fbem-31281	128	5	capability	capability	NOUN
fbem-31281	128	6	of	of	ADP
fbem-31281	128	7	hyperspectral	hyperspectral	ADJ
fbem-31281	128	8	data	datum	NOUN
fbem-31281	128	9	to	to	PART
fbem-31281	128	10	establish	establish	VERB
fbem-31281	128	11	quantitative	quantitative	ADJ
fbem-31281	128	12	relationships	relationship	NOUN
fbem-31281	128	13	between	between	ADP
fbem-31281	128	14	spectral	spectral	ADJ
fbem-31281	128	15	features	feature	NOUN
fbem-31281	128	16	and	and	CCONJ
fbem-31281	128	17	heavy	heavy	ADJ
fbem-31281	128	18	metal	metal	NOUN
fbem-31281	128	19	concentrations	concentration	NOUN
fbem-31281	128	20	through	through	ADP
fbem-31281	128	21	advanced	advanced	ADJ
fbem-31281	128	22	mathematical	mathematical	ADJ
fbem-31281	128	23	transformations	transformation	NOUN
fbem-31281	128	24	and	and	CCONJ
fbem-31281	128	25	modeling	modeling	NOUN
fbem-31281	128	26	methods	method	NOUN
fbem-31281	128	27	.	.	PUNCT
fbem-31281	129	1	for	for	ADP
fbem-31281	129	2	instance	instance	NOUN
fbem-31281	129	3	,	,	PUNCT
fbem-31281	129	4	guo	guo	PROPN
fbem-31281	129	5	et	et	PROPN
fbem-31281	129	6	al	al	PROPN
fbem-31281	129	7	.	.	PROPN
fbem-31281	129	8	(	(	PUNCT
fbem-31281	129	9	2021	2021	NUM
fbem-31281	129	10	)	)	PUNCT
fbem-31281	129	11	confirmed	confirm	VERB
fbem-31281	129	12	that	that	SCONJ
fbem-31281	129	13	spectral	spectral	ADJ
fbem-31281	129	14	second	second	ADJ
fbem-31281	129	15	-	-	PUNCT
fbem-31281	129	16	derivative	derivative	NOUN
fbem-31281	129	17	transformation	transformation	NOUN
fbem-31281	129	18	combined	combine	VERB
fbem-31281	129	19	with	with	ADP
fbem-31281	129	20	multivariate	multivariate	NOUN
fbem-31281	129	21	linear	linear	ADJ
fbem-31281	129	22	regression	regression	NOUN
fbem-31281	129	23	(	(	PUNCT
fbem-31281	129	24	sd	sd	NOUN
fbem-31281	129	25	-	-	PUNCT
fbem-31281	129	26	mlr	mlr	NOUN
fbem-31281	129	27	)	)	PUNCT
fbem-31281	129	28	achieved	achieve	VERB
fbem-31281	129	29	high	high	ADJ
fbem-31281	129	30	stability	stability	NOUN
fbem-31281	129	31	and	and	CCONJ
fbem-31281	129	32	accuracy	accuracy	NOUN
fbem-31281	129	33	(	(	PUNCT
fbem-31281	129	34	r²	r²	NOUN
fbem-31281	129	35	=	=	NOUN
fbem-31281	129	36	0.842	0.842	NUM
fbem-31281	129	37	)	)	PUNCT
fbem-31281	129	38	in	in	ADP
fbem-31281	129	39	predicting	predict	VERB
fbem-31281	129	40	nickel	nickel	NOUN
fbem-31281	129	41	content	content	NOUN
fbem-31281	129	42	in	in	ADP
fbem-31281	129	43	iron	iron	NOUN
fbem-31281	129	44	-	-	PUNCT
fbem-31281	129	45	mining	mining	NOUN
fbem-31281	129	46	areas	area	NOUN
fbem-31281	129	47	,	,	PUNCT
fbem-31281	129	48	underscoring	underscore	VERB
fbem-31281	129	49	the	the	DET
fbem-31281	129	50	effectiveness	effectiveness	NOUN
fbem-31281	129	51	of	of	ADP
fbem-31281	129	52	spectral	spectral	ADJ
fbem-31281	129	53	preprocessing	preprocessing	NOUN
fbem-31281	129	54	in	in	ADP
fbem-31281	129	55	enhancing	enhance	VERB
fbem-31281	129	56	correlations	correlation	NOUN
fbem-31281	129	57	between	between	ADP
fbem-31281	129	58	soil	soil	NOUN
fbem-31281	129	59	properties	property	NOUN
fbem-31281	129	60	and	and	CCONJ
fbem-31281	129	61	heavy	heavy	ADJ
fbem-31281	129	62	metals	metal	NOUN
fbem-31281	129	63	.	.	PUNCT
fbem-31281	130	1	similarly	similarly	ADV
fbem-31281	130	2	,	,	PUNCT
fbem-31281	130	3	chen	chen	PROPN
fbem-31281	130	4	et	et	PROPN
fbem-31281	130	5	al	al	PROPN
fbem-31281	130	6	.	.	PROPN
fbem-31281	130	7	(	(	PUNCT
fbem-31281	130	8	2022	2022	NUM
fbem-31281	130	9	)	)	PUNCT
fbem-31281	130	10	validated	validate	VERB
fbem-31281	130	11	the	the	DET
fbem-31281	130	12	superiority	superiority	NOUN
fbem-31281	130	13	of	of	ADP
fbem-31281	130	14	machine	machine	NOUN
fbem-31281	130	15	learning	learning	NOUN
fbem-31281	130	16	models	model	NOUN
fbem-31281	130	17	like	like	ADP
fbem-31281	130	18	partial	partial	ADJ
fbem-31281	130	19	least	least	ADJ
fbem-31281	130	20	squares	square	NOUN
fbem-31281	130	21	regression	regression	NOUN
fbem-31281	130	22	(	(	PUNCT
fbem-31281	130	23	plsr	plsr	PROPN
fbem-31281	130	24	)	)	PUNCT
fbem-31281	130	25	and	and	CCONJ
fbem-31281	130	26	support	support	VERB
fbem-31281	130	27	vector	vector	NOUN
fbem-31281	130	28	machines	machine	NOUN
fbem-31281	130	29	(	(	PUNCT
fbem-31281	130	30	svm	svm	PROPN
fbem-31281	130	31	)	)	PUNCT
fbem-31281	130	32	in	in	ADP
fbem-31281	130	33	mapping	map	VERB
fbem-31281	130	34	multi	multi	ADJ
fbem-31281	130	35	-	-	ADJ
fbem-31281	130	36	element	element	ADJ
fbem-31281	130	37	contamination	contamination	NOUN
fbem-31281	130	38	,	,	PUNCT
fbem-31281	130	39	which	which	PRON
fbem-31281	130	40	aligns	align	VERB
fbem-31281	130	41	with	with	ADP
fbem-31281	130	42	findings	finding	NOUN
fbem-31281	130	43	from	from	ADP
fbem-31281	130	44	kooistra	kooistra	PROPN
fbem-31281	130	45	et	et	PROPN
fbem-31281	130	46	al	al	PROPN
fbem-31281	130	47	.	.	PROPN
fbem-31281	131	1	(	(	PUNCT
fbem-31281	131	2	2001	2001	NUM
fbem-31281	131	3	)	)	PUNCT
fbem-31281	131	4	on	on	ADP
fbem-31281	131	5	the	the	DET
fbem-31281	131	6	feasibility	feasibility	NOUN
fbem-31281	131	7	of	of	ADP
fbem-31281	131	8	reflectance	reflectance	NOUN
fbem-31281	131	9	spectroscopy	spectroscopy	NOUN
fbem-31281	131	10	for	for	ADP
fbem-31281	131	11	cd	cd	PROPN
fbem-31281	131	12	and	and	CCONJ
fbem-31281	131	13	zn	zn	PROPN
fbem-31281	131	14	detection	detection	NOUN
fbem-31281	131	15	.	.	PUNCT
fbem-31281	132	1	the	the	DET
fbem-31281	132	2	non	non	ADJ
fbem-31281	132	3	-	-	ADJ
fbem-31281	132	4	destructive	destructive	ADJ
fbem-31281	132	5	,	,	PUNCT
fbem-31281	132	6	rapid	rapid	ADJ
fbem-31281	132	7	,	,	PUNCT
fbem-31281	132	8	and	and	CCONJ
fbem-31281	132	9	large	large	ADJ
fbem-31281	132	10	-	-	PUNCT
fbem-31281	132	11	scale	scale	NOUN
fbem-31281	132	12	monitoring	monitoring	NOUN
fbem-31281	132	13	advantages	advantage	NOUN
fbem-31281	132	14	of	of	ADP
fbem-31281	132	15	hyperspectral	hyperspectral	ADJ
fbem-31281	132	16	technology	technology	NOUN
fbem-31281	132	17	make	make	VERB
fbem-31281	132	18	it	it	PRON
fbem-31281	132	19	indispensable	indispensable	ADJ
fbem-31281	132	20	for	for	ADP
fbem-31281	132	21	agricultural	agricultural	ADJ
fbem-31281	132	22	soil	soil	NOUN
fbem-31281	132	23	health	health	NOUN
fbem-31281	132	24	assessment	assessment	NOUN
fbem-31281	132	25	(	(	PUNCT
fbem-31281	132	26	gao	gao	PROPN
fbem-31281	132	27	et	et	PROPN
fbem-31281	132	28	al	al	PROPN
fbem-31281	132	29	.	.	PROPN
fbem-31281	132	30	,	,	PUNCT
fbem-31281	132	31	2025	2025	NUM
fbem-31281	132	32	)	)	PUNCT
fbem-31281	132	33	.	.	PUNCT
fbem-31281	133	1	laboratory	laboratory	NOUN
fbem-31281	133	2	studies	study	NOUN
fbem-31281	133	3	have	have	AUX
fbem-31281	133	4	established	establish	VERB
fbem-31281	133	5	robust	robust	ADJ
fbem-31281	133	6	spectral	spectral	ADJ
fbem-31281	133	7	libraries	library	NOUN
fbem-31281	133	8	and	and	CCONJ
fbem-31281	133	9	inversion	inversion	NOUN
fbem-31281	133	10	models	model	NOUN
fbem-31281	133	11	for	for	ADP
fbem-31281	133	12	specific	specific	ADJ
fbem-31281	133	13	heavy	heavy	ADJ
fbem-31281	133	14	metals	metal	NOUN
fbem-31281	133	15	,	,	PUNCT
fbem-31281	133	16	such	such	ADJ
fbem-31281	133	17	as	as	ADP
fbem-31281	133	18	cd	cd	PROPN
fbem-31281	133	19	and	and	CCONJ
fbem-31281	133	20	as	as	ADP
fbem-31281	133	21	,	,	PUNCT
fbem-31281	133	22	by	by	ADP
fbem-31281	133	23	leveraging	leverage	VERB
fbem-31281	133	24	their	their	PRON
fbem-31281	133	25	indirect	indirect	ADJ
fbem-31281	133	26	correlations	correlation	NOUN
fbem-31281	133	27	with	with	ADP
fbem-31281	133	28	organic	organic	ADJ
fbem-31281	133	29	matter	matter	NOUN
fbem-31281	133	30	and	and	CCONJ
fbem-31281	133	31	iron	iron	NOUN
fbem-31281	133	32	oxides	oxide	NOUN
fbem-31281	133	33	(	(	PUNCT
fbem-31281	133	34	xu	xu	INTJ
fbem-31281	133	35	et	et	PROPN
fbem-31281	133	36	al	al	PROPN
fbem-31281	133	37	.	.	PROPN
fbem-31281	133	38	,	,	PUNCT
fbem-31281	133	39	2011	2011	NUM
fbem-31281	133	40	;	;	PUNCT
fbem-31281	133	41	chen	chen	PROPN
fbem-31281	133	42	et	et	PROPN
fbem-31281	133	43	al	al	PROPN
fbem-31281	133	44	.	.	PROPN
fbem-31281	133	45	,	,	PUNCT
fbem-31281	133	46	2015	2015	NUM
fbem-31281	133	47	)	)	PUNCT
fbem-31281	133	48	.	.	PUNCT
fbem-31281	134	1	however	however	ADV
fbem-31281	134	2	,	,	PUNCT
fbem-31281	134	3	challenges	challenge	NOUN
fbem-31281	134	4	persist	persist	VERB
fbem-31281	134	5	in	in	ADP
fbem-31281	134	6	field	field	NOUN
fbem-31281	134	7	applications	application	NOUN
fbem-31281	134	8	due	due	ADP
fbem-31281	134	9	to	to	ADP
fbem-31281	134	10	environmental	environmental	ADJ
fbem-31281	134	11	variability	variability	NOUN
fbem-31281	134	12	,	,	PUNCT
fbem-31281	134	13	soil	soil	NOUN
fbem-31281	134	14	heterogeneity	heterogeneity	NOUN
fbem-31281	134	15	,	,	PUNCT
fbem-31281	134	16	and	and	CCONJ
fbem-31281	134	17	the	the	DET
fbem-31281	134	18	complexity	complexity	NOUN
fbem-31281	134	19	of	of	ADP
fbem-31281	134	20	hyperspectral	hyperspectral	ADJ
fbem-31281	134	21	data	datum	NOUN
fbem-31281	134	22	processing	processing	NOUN
fbem-31281	134	23	(	(	PUNCT
fbem-31281	134	24	shen	shen	PROPN
fbem-31281	134	25	et	et	PROPN
fbem-31281	134	26	al	al	PROPN
fbem-31281	134	27	.	.	PROPN
fbem-31281	134	28	,	,	PUNCT
fbem-31281	134	29	2019	2019	NUM
fbem-31281	134	30	;	;	PUNCT
fbem-31281	134	31	wang	wang	PROPN
fbem-31281	134	32	et	et	PROPN
fbem-31281	134	33	al	al	PROPN
fbem-31281	134	34	.	.	PROPN
fbem-31281	134	35	,	,	PUNCT
fbem-31281	134	36	2019	2019	NUM
fbem-31281	134	37	)	)	PUNCT
fbem-31281	134	38	.	.	PUNCT
fbem-31281	135	1	integration	integration	NOUN
fbem-31281	135	2	with	with	ADP
fbem-31281	135	3	gis	gis	PROPN
fbem-31281	135	4	and	and	CCONJ
fbem-31281	135	5	iot	iot	PROPN
fbem-31281	135	6	technologies	technology	NOUN
fbem-31281	135	7	has	have	AUX
fbem-31281	135	8	improved	improve	VERB
fbem-31281	135	9	spatial	spatial	ADJ
fbem-31281	135	10	analysis	analysis	NOUN
fbem-31281	135	11	and	and	CCONJ
fbem-31281	135	12	real	real	ADJ
fbem-31281	135	13	-	-	PUNCT
fbem-31281	135	14	time	time	NOUN
fbem-31281	135	15	monitoring	monitoring	NOUN
fbem-31281	135	16	capabilities	capability	NOUN
fbem-31281	135	17	,	,	PUNCT
fbem-31281	135	18	yet	yet	CCONJ
fbem-31281	135	19	standardization	standardization	NOUN
fbem-31281	135	20	of	of	ADP
fbem-31281	135	21	protocols	protocol	NOUN
fbem-31281	135	22	and	and	CCONJ
fbem-31281	135	23	cost	cost	NOUN
fbem-31281	135	24	reduction	reduction	NOUN
fbem-31281	135	25	remain	remain	VERB
fbem-31281	135	26	critical	critical	ADJ
fbem-31281	135	27	for	for	ADP
fbem-31281	135	28	widespread	widespread	ADJ
fbem-31281	135	29	adoption	adoption	NOUN
fbem-31281	135	30	(	(	PUNCT
fbem-31281	135	31	lei	lei	X
fbem-31281	135	32	et	et	PROPN
fbem-31281	135	33	al	al	PROPN
fbem-31281	135	34	.	.	PROPN
fbem-31281	135	35	,	,	PUNCT
fbem-31281	135	36	2018	2018	NUM
fbem-31281	135	37	;	;	PUNCT
fbem-31281	135	38	liu	liu	PROPN
fbem-31281	135	39	et	et	PROPN
fbem-31281	135	40	al	al	PROPN
fbem-31281	135	41	.	.	PROPN
fbem-31281	135	42	,	,	PUNCT
fbem-31281	135	43	2019	2019	NUM
fbem-31281	135	44	)	)	PUNCT
fbem-31281	135	45	.	.	PUNCT
fbem-31281	136	1	future	future	ADJ
fbem-31281	136	2	advancements	advancement	NOUN
fbem-31281	136	3	should	should	AUX
fbem-31281	136	4	focus	focus	VERB
fbem-31281	136	5	on	on	ADP
fbem-31281	136	6	enhancing	enhance	VERB
fbem-31281	136	7	sensor	sensor	NOUN
fbem-31281	136	8	resolution	resolution	NOUN
fbem-31281	136	9	,	,	PUNCT
fbem-31281	136	10	optimizing	optimize	VERB
fbem-31281	136	11	algorithms	algorithm	NOUN
fbem-31281	136	12	(	(	PUNCT
fbem-31281	136	13	e.g.	e.g.	ADV
fbem-31281	136	14	,	,	PUNCT
fbem-31281	136	15	deep	deep	ADJ
fbem-31281	136	16	learning	learning	NOUN
fbem-31281	136	17	and	and	CCONJ
fbem-31281	136	18	random	random	ADJ
fbem-31281	136	19	forest	forest	NOUN
fbem-31281	136	20	models	model	NOUN
fbem-31281	136	21	)	)	PUNCT
fbem-31281	136	22	,	,	PUNCT
fbem-31281	136	23	and	and	CCONJ
fbem-31281	136	24	establishing	establish	VERB
fbem-31281	136	25	unified	unified	ADJ
fbem-31281	136	26	spectral	spectral	ADJ
fbem-31281	136	27	databases	database	NOUN
fbem-31281	136	28	to	to	PART
fbem-31281	136	29	improve	improve	VERB
fbem-31281	136	30	model	model	NOUN
fbem-31281	136	31	generalizability	generalizability	NOUN
fbem-31281	136	32	(	(	PUNCT
fbem-31281	136	33	zhou	zhou	PROPN
fbem-31281	136	34	et	et	PROPN
fbem-31281	136	35	al	al	PROPN
fbem-31281	136	36	.	.	PROPN
fbem-31281	136	37	,	,	PUNCT
fbem-31281	136	38	2021	2021	NUM
fbem-31281	136	39	;	;	PUNCT
fbem-31281	136	40	liu	liu	PROPN
fbem-31281	136	41	et	et	PROPN
fbem-31281	136	42	al	al	PROPN
fbem-31281	136	43	.	.	PROPN
fbem-31281	136	44	,	,	PUNCT
fbem-31281	136	45	2023	2023	NUM
fbem-31281	136	46	)	)	PUNCT
fbem-31281	136	47	.	.	PUNCT
fbem-31281	137	1	collaborative	collaborative	ADJ
fbem-31281	137	2	efforts	effort	NOUN
fbem-31281	137	3	to	to	PART
fbem-31281	137	4	standardize	standardize	VERB
fbem-31281	137	5	hyperspectral	hyperspectral	ADJ
fbem-31281	137	6	workflows	workflow	NOUN
fbem-31281	137	7	and	and	CCONJ
fbem-31281	137	8	reduce	reduce	VERB
fbem-31281	137	9	technical	technical	ADJ
fbem-31281	137	10	barriers	barrier	NOUN
fbem-31281	137	11	will	will	AUX
fbem-31281	137	12	further	far	ADV
fbem-31281	137	13	solidify	solidify	VERB
fbem-31281	137	14	its	its	PRON
fbem-31281	137	15	role	role	NOUN
fbem-31281	137	16	in	in	ADP
fbem-31281	137	17	sustainable	sustainable	ADJ
fbem-31281	137	18	acknowledgments	acknowledgment	NOUN
fbem-31281	137	19	this	this	DET
fbem-31281	137	20	work	work	NOUN
fbem-31281	137	21	was	be	AUX
fbem-31281	137	22	funded	fund	VERB
fbem-31281	137	23	by	by	ADP
fbem-31281	137	24	the	the	DET
fbem-31281	137	25	project	project	NOUN
fbem-31281	137	26	of	of	ADP
fbem-31281	137	27	shaanxi	shaanxi	PROPN
fbem-31281	137	28	province	province	PROPN
fbem-31281	137	29	land	land	PROPN
fbem-31281	137	30	engineering	engineering	NOUN
fbem-31281	137	31	construction	construction	NOUN
fbem-31281	137	32	group	group	NOUN
fbem-31281	137	33	(	(	PUNCT
fbem-31281	137	34	grants	grant	NOUN
fbem-31281	137	35	no	no	INTJ
fbem-31281	137	36	.	.	PUNCT
fbem-31281	138	1	djny2024	djny2024	PROPN
fbem-31281	138	2	-	-	PUNCT
fbem-31281	138	3	56	56	NUM
fbem-31281	138	4	)	)	PUNCT
fbem-31281	138	5	and	and	CCONJ
fbem-31281	138	6	the	the	DET
fbem-31281	138	7	national	national	PROPN
fbem-31281	138	8	science	science	PROPN
fbem-31281	138	9	foundation	foundation	PROPN
fbem-31281	138	10	of	of	ADP
fbem-31281	138	11	shaanxi	shaanxi	PROPN
fbem-31281	138	12	provence	provence	NOUN
fbem-31281	138	13	of	of	ADP
fbem-31281	138	14	china	china	PROPN
fbem-31281	138	15	(	(	PUNCT
fbem-31281	138	16	grants	grant	VERB
fbem-31281	138	17	no	no	PRON
fbem-31281	138	18	.	.	NOUN
fbem-31281	139	1	2024	2024	NUM
fbem-31281	139	2	-	-	PUNCT
fbem-31281	139	3	jc	jc	PROPN
fbem-31281	139	4	-	-	PUNCT
fbem-31281	139	5	ybqn0360	ybqn0360	PROPN
fbem-31281	139	6	)	)	PUNCT
fbem-31281	139	7	.	.	PUNCT
fbem-31281	140	1	references	reference	NOUN
fbem-31281	140	2	[	[	X
fbem-31281	140	3	1	1	NUM
fbem-31281	140	4	]	]	X
fbem-31281	140	5	chen	chen	PROPN
fbem-31281	140	6	,	,	PUNCT
fbem-31281	140	7	h.	h.	PROPN
fbem-31281	140	8	et	et	PROPN
fbem-31281	140	9	al	al	PROPN
fbem-31281	140	10	.	.	PROPN
fbem-31281	141	1	(	(	PUNCT
fbem-31281	141	2	2018	2018	NUM
fbem-31281	141	3	)	)	PUNCT
fbem-31281	141	4	.	.	PUNCT
fbem-31281	142	1	contamination	contamination	NOUN
fbem-31281	142	2	features	feature	NOUN
fbem-31281	142	3	and	and	CCONJ
fbem-31281	142	4	health	health	NOUN
fbem-31281	142	5	risk	risk	NOUN
fbem-31281	142	6	of	of	ADP
fbem-31281	142	7	soil	soil	NOUN
fbem-31281	142	8	heavy	heavy	ADJ
fbem-31281	142	9	metals	metal	NOUN
fbem-31281	142	10	in	in	ADP
fbem-31281	142	11	china	china	PROPN
fbem-31281	142	12	.	.	PUNCT
fbem-31281	143	1	science	science	NOUN
fbem-31281	143	2	of	of	ADP
fbem-31281	143	3	the	the	DET
fbem-31281	143	4	total	total	ADJ
fbem-31281	143	5	environment	environment	NOUN
fbem-31281	143	6	,	,	PUNCT
fbem-31281	143	7	512–513	512–513	NUM
fbem-31281	143	8	,	,	PUNCT
fbem-31281	143	9	143–153	143–153	NUM
fbem-31281	143	10	.	.	PUNCT
fbem-31281	144	1	[	[	X
fbem-31281	144	2	2	2	NUM
fbem-31281	144	3	]	]	X
fbem-31281	144	4	chen	chen	PROPN
fbem-31281	144	5	,	,	PUNCT
fbem-31281	144	6	h.	h.	PROPN
fbem-31281	144	7	et	et	PROPN
fbem-31281	144	8	al	al	PROPN
fbem-31281	144	9	.	.	PROPN
fbem-31281	144	10	(	(	PUNCT
fbem-31281	144	11	2022	2022	NUM
fbem-31281	144	12	)	)	PUNCT
fbem-31281	144	13	.	.	PUNCT
fbem-31281	145	1	hyperspectral	hyperspectral	ADJ
fbem-31281	145	2	sensing	sensing	NOUN
fbem-31281	145	3	of	of	ADP
fbem-31281	145	4	heavy	heavy	ADJ
fbem-31281	145	5	metals	metal	NOUN
fbem-31281	145	6	in	in	ADP
fbem-31281	145	7	soil	soil	NOUN
fbem-31281	145	8	by	by	ADP
fbem-31281	145	9	integrating	integrate	VERB
fbem-31281	145	10	ai	ai	VERB
fbem-31281	145	11	and	and	CCONJ
fbem-31281	145	12	uav	uav	PROPN
fbem-31281	145	13	technology	technology	NOUN
fbem-31281	145	14	.	.	PUNCT
fbem-31281	146	1	environmental	environmental	ADJ
fbem-31281	146	2	monitoring	monitoring	NOUN
fbem-31281	146	3	and	and	CCONJ
fbem-31281	146	4	assessment	assessment	NOUN
fbem-31281	146	5	,	,	PUNCT
fbem-31281	146	6	194(7	194(7	NUM
fbem-31281	146	7	):	):	PUNCT
fbem-31281	146	8	1	1	NUM
fbem-31281	146	9	-	-	SYM
fbem-31281	146	10	19	19	NUM
fbem-31281	146	11	.	.	PUNCT
fbem-31281	147	1	[	[	X
fbem-31281	147	2	3	3	NUM
fbem-31281	147	3	]	]	X
fbem-31281	147	4	chen	chen	PROPN
fbem-31281	147	5	,	,	PUNCT
fbem-31281	147	6	h.	h.	PROPN
fbem-31281	147	7	et	et	PROPN
fbem-31281	147	8	al	al	PROPN
fbem-31281	147	9	.	.	PROPN
fbem-31281	147	10	(	(	PUNCT
fbem-31281	147	11	2022	2022	NUM
fbem-31281	147	12	)	)	PUNCT
fbem-31281	147	13	.	.	PUNCT
fbem-31281	148	1	study	study	NOUN
fbem-31281	148	2	on	on	ADP
fbem-31281	148	3	rapid	rapid	ADJ
fbem-31281	148	4	investigation	investigation	NOUN
fbem-31281	148	5	of	of	ADP
fbem-31281	148	6	heavy	heavy	ADJ
fbem-31281	148	7	metal	metal	NOUN
fbem-31281	148	8	pollution	pollution	NOUN
fbem-31281	148	9	in	in	ADP
fbem-31281	148	10	site	site	NOUN
fbem-31281	148	11	soil	soil	NOUN
fbem-31281	148	12	based	base	VERB
fbem-31281	148	13	on	on	ADP
fbem-31281	148	14	hyperspectral	hyperspectral	ADJ
fbem-31281	148	15	technology	technology	NOUN
fbem-31281	148	16	.	.	PUNCT
fbem-31281	149	1	journal	journal	PROPN
fbem-31281	149	2	of	of	ADP
fbem-31281	149	3	environmental	environmental	ADJ
fbem-31281	149	4	science	science	NOUN
fbem-31281	149	5	,	,	PUNCT
fbem-31281	149	6	45(6	45(6	NOUN
fbem-31281	149	7	)	)	PUNCT
fbem-31281	149	8	,	,	PUNCT
fbem-31281	149	9	pp	pp	ADP
fbem-31281	149	10	.	.	PUNCT
fbem-31281	150	1	206–213	206–213	NUM
fbem-31281	150	2	.	.	PUNCT
fbem-31281	151	1	(	(	PUNCT
fbem-31281	151	2	in	in	ADP
fbem-31281	151	3	chinese	chinese	PROPN
fbem-31281	151	4	)	)	PUNCT
fbem-31281	152	1	[	[	X
fbem-31281	152	2	4	4	NUM
fbem-31281	152	3	]	]	X
fbem-31281	152	4	chen	chen	PROPN
fbem-31281	152	5	,	,	PUNCT
fbem-31281	152	6	t.	t.	PROPN
fbem-31281	152	7	et	et	PROPN
fbem-31281	152	8	al	al	PROPN
fbem-31281	152	9	.	.	PROPN
fbem-31281	153	1	(	(	PUNCT
fbem-31281	153	2	2015	2015	NUM
fbem-31281	153	3	)	)	PUNCT
fbem-31281	153	4	.	.	PUNCT
fbem-31281	154	1	rapid	rapid	ADJ
fbem-31281	154	2	identification	identification	NOUN
fbem-31281	154	3	of	of	ADP
fbem-31281	154	4	soil	soil	NOUN
fbem-31281	154	5	cadmium	cadmium	NOUN
fbem-31281	154	6	pollution	pollution	NOUN
fbem-31281	154	7	risk	risk	NOUN
fbem-31281	154	8	at	at	ADP
fbem-31281	154	9	regional	regional	ADJ
fbem-31281	154	10	scale	scale	NOUN
fbem-31281	154	11	based	base	VERB
fbem-31281	154	12	on	on	ADP
fbem-31281	154	13	visible	visible	ADJ
fbem-31281	154	14	and	and	CCONJ
fbem-31281	154	15	nearinfrared	nearinfrared	ADJ
fbem-31281	154	16	spectroscopy	spectroscopy	NOUN
fbem-31281	154	17	.	.	PUNCT
fbem-31281	155	1	environmental	environmental	ADJ
fbem-31281	155	2	pollution	pollution	NOUN
fbem-31281	155	3	,	,	PUNCT
fbem-31281	155	4	206	206	NUM
fbem-31281	155	5	:	:	PUNCT
fbem-31281	155	6	217	217	NUM
fbem-31281	155	7	-	-	SYM
fbem-31281	155	8	226	226	NUM
fbem-31281	155	9	.	.	PUNCT
fbem-31281	156	1	[	[	X
fbem-31281	156	2	5	5	NUM
fbem-31281	156	3	]	]	X
fbem-31281	156	4	chen	chen	PROPN
fbem-31281	156	5	,	,	PUNCT
fbem-31281	156	6	z.	z.	PROPN
fbem-31281	156	7	et	et	PROPN
fbem-31281	156	8	al	al	PROPN
fbem-31281	156	9	.	.	PROPN
fbem-31281	156	10	(	(	PUNCT
fbem-31281	156	11	2021	2021	NUM
fbem-31281	156	12	)	)	PUNCT
fbem-31281	156	13	.	.	PUNCT
fbem-31281	157	1	a	a	DET
fbem-31281	157	2	general	general	ADJ
fbem-31281	157	3	framework	framework	NOUN
fbem-31281	157	4	and	and	CCONJ
fbem-31281	157	5	practical	practical	ADJ
fbem-31281	157	6	procedure	procedure	NOUN
fbem-31281	157	7	for	for	ADP
fbem-31281	157	8	improving	improve	VERB
fbem-31281	157	9	pxrf	pxrf	ADJ
fbem-31281	157	10	measurement	measurement	NOUN
fbem-31281	157	11	accuracy	accuracy	NOUN
fbem-31281	157	12	with	with	ADP
fbem-31281	157	13	integrating	integrate	VERB
fbem-31281	157	14	moisture	moisture	NOUN
fbem-31281	157	15	content	content	NOUN
fbem-31281	157	16	and	and	CCONJ
fbem-31281	157	17	organic	organic	ADJ
fbem-31281	157	18	matter	matter	NOUN
fbem-31281	157	19	content	content	NOUN
fbem-31281	157	20	parameters	parameter	NOUN
fbem-31281	157	21	.	.	PUNCT
fbem-31281	158	1	scientific	scientific	ADJ
fbem-31281	158	2	reports	report	NOUN
fbem-31281	158	3	,	,	PUNCT
fbem-31281	158	4	11(1	11(1	NUM
fbem-31281	158	5	):	):	PUNCT
fbem-31281	158	6	5843	5843	NUM
fbem-31281	158	7	.	.	PUNCT
fbem-31281	159	1	[	[	X
fbem-31281	159	2	6	6	NUM
fbem-31281	159	3	]	]	X
fbem-31281	159	4	guo	guo	PROPN
fbem-31281	159	5	,	,	PUNCT
fbem-31281	159	6	x.	x.	NOUN
fbem-31281	159	7	et	et	PROPN
fbem-31281	159	8	al	al	PROPN
fbem-31281	159	9	.	.	PROPN
fbem-31281	159	10	(	(	PUNCT
fbem-31281	159	11	2021	2021	NUM
fbem-31281	159	12	)	)	PUNCT
fbem-31281	159	13	.	.	PUNCT
fbem-31281	160	1	an	an	DET
fbem-31281	160	2	inversion	inversion	NOUN
fbem-31281	160	3	of	of	ADP
fbem-31281	160	4	soil	soil	NOUN
fbem-31281	160	5	nickel	nickel	NOUN
fbem-31281	160	6	contents	content	NOUN
fbem-31281	160	7	with	with	ADP
fbem-31281	160	8	hyperspectral	hyperspectral	NOUN
fbem-31281	160	9	in	in	ADP
fbem-31281	160	10	iron	iron	NOUN
fbem-31281	160	11	mine	mine	NOUN
fbem-31281	160	12	area	area	NOUN
fbem-31281	160	13	of	of	ADP
fbem-31281	160	14	beijing	beijing	PROPN
fbem-31281	160	15	.	.	PUNCT
fbem-31281	161	1	chinese	chinese	ADJ
fbem-31281	161	2	journal	journal	PROPN
fbem-31281	161	3	of	of	ADP
fbem-31281	161	4	soil	soil	NOUN
fbem-31281	161	5	science	science	NOUN
fbem-31281	161	6	,	,	PUNCT
fbem-31281	161	7	52(4	52(4	NUM
fbem-31281	161	8	)	)	PUNCT
fbem-31281	161	9	,	,	PUNCT
fbem-31281	161	10	pp	pp	ADP
fbem-31281	161	11	.	.	PUNCT
fbem-31281	162	1	960–967	960–967	NUM
fbem-31281	162	2	.	.	PUNCT
fbem-31281	163	1	(	(	PUNCT
fbem-31281	163	2	in	in	ADP
fbem-31281	163	3	chinese	chinese	PROPN
fbem-31281	163	4	)	)	PUNCT
fbem-31281	164	1	[	[	X
fbem-31281	164	2	7	7	NUM
fbem-31281	164	3	]	]	X
fbem-31281	164	4	kemper	kemper	PROPN
fbem-31281	164	5	,	,	PUNCT
fbem-31281	164	6	t.	t.	PROPN
fbem-31281	164	7	,	,	PUNCT
fbem-31281	164	8	&	&	CCONJ
fbem-31281	164	9	sommer	sommer	NOUN
fbem-31281	164	10	,	,	PUNCT
fbem-31281	164	11	s.	s.	PROPN
fbem-31281	164	12	(	(	PUNCT
fbem-31281	164	13	2002	2002	NUM
fbem-31281	164	14	)	)	PUNCT
fbem-31281	164	15	.	.	PUNCT
fbem-31281	165	1	estimate	estimate	NOUN
fbem-31281	165	2	of	of	ADP
fbem-31281	165	3	heavy	heavy	ADJ
fbem-31281	165	4	metal	metal	NOUN
fbem-31281	165	5	contamination	contamination	NOUN
fbem-31281	165	6	in	in	ADP
fbem-31281	165	7	soils	soil	NOUN
fbem-31281	165	8	after	after	ADP
fbem-31281	165	9	a	a	DET
fbem-31281	165	10	mining	mining	NOUN
fbem-31281	165	11	accident	accident	NOUN
fbem-31281	165	12	using	use	VERB
fbem-31281	165	13	reflectance	reflectance	NOUN
fbem-31281	165	14	spectroscopy	spectroscopy	NOUN
fbem-31281	165	15	.	.	PUNCT
fbem-31281	166	1	environmental	environmental	ADJ
fbem-31281	166	2	science	science	PROPN
fbem-31281	166	3	&	&	CCONJ
fbem-31281	166	4	technology	technology	PROPN
fbem-31281	166	5	,	,	PUNCT
fbem-31281	166	6	36(12	36(12	NUM
fbem-31281	166	7	)	)	PUNCT
fbem-31281	166	8	,	,	PUNCT
fbem-31281	166	9	2742–2747	2742–2747	NUM
fbem-31281	166	10	.	.	PUNCT
fbem-31281	167	1	[	[	X
fbem-31281	167	2	8	8	NUM
fbem-31281	167	3	]	]	X
fbem-31281	167	4	kooistra	kooistra	PROPN
fbem-31281	167	5	,	,	PUNCT
fbem-31281	167	6	l.	l.	PROPN
fbem-31281	167	7	et	et	PROPN
fbem-31281	167	8	al	al	PROPN
fbem-31281	167	9	.	.	PROPN
fbem-31281	167	10	(	(	PUNCT
fbem-31281	167	11	2001	2001	NUM
fbem-31281	167	12	)	)	PUNCT
fbem-31281	167	13	.	.	PUNCT
fbem-31281	168	1	possibilities	possibility	NOUN
fbem-31281	168	2	of	of	ADP
fbem-31281	168	3	visible	visible	ADJ
fbem-31281	168	4	and	and	CCONJ
fbem-31281	168	5	nearinfrared	nearinfrared	ADJ
fbem-31281	168	6	spectroscopy	spectroscopy	NOUN
fbem-31281	168	7	for	for	ADP
fbem-31281	168	8	assessing	assess	VERB
fbem-31281	168	9	soil	soil	NOUN
fbem-31281	168	10	contamination	contamination	NOUN
fbem-31281	168	11	in	in	ADP
fbem-31281	168	12	river	river	NOUN
fbem-31281	168	13	floodplains	floodplain	NOUN
fbem-31281	168	14	.	.	PUNCT
fbem-31281	169	1	analytica	analytica	PROPN
fbem-31281	169	2	chimica	chimica	PROPN
fbem-31281	169	3	acta	acta	PROPN
fbem-31281	169	4	,	,	PUNCT
fbem-31281	169	5	446(1–2	446(1–2	NUM
fbem-31281	169	6	)	)	PUNCT
fbem-31281	169	7	,	,	PUNCT
fbem-31281	169	8	pp	pp	ADP
fbem-31281	169	9	.	.	PUNCT
fbem-31281	170	1	97–105	97–105	NUM
fbem-31281	170	2	.	.	PUNCT
fbem-31281	171	1	[	[	X
fbem-31281	171	2	9	9	NUM
fbem-31281	171	3	]	]	X
fbem-31281	171	4	lei	lei	PROPN
fbem-31281	171	5	,	,	PUNCT
fbem-31281	171	6	r.	r.	PROPN
fbem-31281	171	7	et	et	PROPN
fbem-31281	171	8	al	al	PROPN
fbem-31281	171	9	.	.	PROPN
fbem-31281	171	10	(	(	PUNCT
fbem-31281	171	11	2018	2018	NUM
fbem-31281	171	12	)	)	PUNCT
fbem-31281	171	13	.	.	PUNCT
fbem-31281	172	1	advances	advance	NOUN
fbem-31281	172	2	in	in	ADP
fbem-31281	172	3	rapid	rapid	ADJ
fbem-31281	172	4	detection	detection	NOUN
fbem-31281	172	5	technologies	technology	NOUN
fbem-31281	172	6	for	for	ADP
fbem-31281	172	7	soil	soil	NOUN
fbem-31281	172	8	heavy	heavy	ADJ
fbem-31281	172	9	metals	metal	NOUN
fbem-31281	172	10	.	.	PUNCT
fbem-31281	173	1	environmental	environmental	ADJ
fbem-31281	173	2	monitoring	monitoring	NOUN
fbem-31281	173	3	in	in	ADP
fbem-31281	173	4	china	china	PROPN
fbem-31281	173	5	,	,	PUNCT
fbem-31281	173	6	34(5	34(5	PROPN
fbem-31281	173	7	)	)	PUNCT
fbem-31281	173	8	,	,	PUNCT
fbem-31281	173	9	pp	pp	ADP
fbem-31281	173	10	.	.	PUNCT
fbem-31281	174	1	12–21	12–21	NUM
fbem-31281	174	2	.	.	PUNCT
fbem-31281	175	1	(	(	PUNCT
fbem-31281	175	2	in	in	ADP
fbem-31281	175	3	chinese	chinese	PROPN
fbem-31281	175	4	)	)	PUNCT
fbem-31281	176	1	[	[	X
fbem-31281	176	2	10	10	NUM
fbem-31281	176	3	]	]	X
fbem-31281	176	4	liu	liu	PROPN
fbem-31281	176	5	,	,	PUNCT
fbem-31281	176	6	p.	p.	PROPN
fbem-31281	176	7	,	,	PUNCT
fbem-31281	176	8	liu	liu	PROPN
fbem-31281	176	9	,	,	PUNCT
fbem-31281	176	10	z.h	z.h	PROPN
fbem-31281	176	11	.	.	PROPN
fbem-31281	176	12	,	,	PUNCT
fbem-31281	176	13	hu	hu	PROPN
fbem-31281	176	14	,	,	PUNCT
fbem-31281	176	15	y.m	y.m	PROPN
fbem-31281	176	16	.	.	PROPN
fbem-31281	176	17	,	,	PUNCT
fbem-31281	176	18	et	et	PROPN
fbem-31281	176	19	al	al	PROPN
fbem-31281	176	20	.	.	PROPN
fbem-31281	176	21	(	(	PUNCT
fbem-31281	176	22	2019	2019	NUM
fbem-31281	176	23	)	)	PUNCT
fbem-31281	176	24	.	.	PUNCT
fbem-31281	177	1	integrating	integrate	VERB
fbem-31281	177	2	a	a	DET
fbem-31281	177	3	hybrid	hybrid	ADJ
fbem-31281	177	4	back	back	NOUN
fbem-31281	177	5	propagation	propagation	NOUN
fbem-31281	177	6	neural	neural	ADJ
fbem-31281	177	7	network	network	NOUN
fbem-31281	177	8	and	and	CCONJ
fbem-31281	177	9	particle	particle	NOUN
fbem-31281	177	10	swarm	swarm	NOUN
fbem-31281	177	11	optimization	optimization	NOUN
fbem-31281	177	12	for	for	ADP
fbem-31281	177	13	estimating	estimate	VERB
fbem-31281	177	14	soil	soil	NOUN
fbem-31281	177	15	heavy	heavy	ADJ
fbem-31281	177	16	metal	metal	NOUN
fbem-31281	177	17	contents	content	NOUN
fbem-31281	177	18	using	use	VERB
fbem-31281	177	19	hyperspectral	hyperspectral	ADJ
fbem-31281	177	20	data	datum	NOUN
fbem-31281	177	21	.	.	PUNCT
fbem-31281	178	1	sustainability	sustainability	NOUN
fbem-31281	178	2	,	,	PUNCT
fbem-31281	178	3	11	11	NUM
fbem-31281	178	4	,	,	PUNCT
fbem-31281	178	5	419	419	NUM
fbem-31281	178	6	.	.	PUNCT
fbem-31281	179	1	[	[	X
fbem-31281	179	2	11	11	NUM
fbem-31281	179	3	]	]	X
fbem-31281	179	4	liu	liu	PROPN
fbem-31281	179	5	,	,	PUNCT
fbem-31281	179	6	s.	s.	PROPN
fbem-31281	179	7	,	,	PUNCT
fbem-31281	179	8	marinelli	marinelli	PROPN
fbem-31281	179	9	,	,	PUNCT
fbem-31281	179	10	d.	d.	PROPN
fbem-31281	179	11	,	,	PUNCT
fbem-31281	179	12	bruzzone	bruzzone	NOUN
fbem-31281	179	13	,	,	PUNCT
fbem-31281	179	14	l.	l.	PROPN
fbem-31281	179	15	,	,	PUNCT
fbem-31281	179	16	&	&	CCONJ
fbem-31281	179	17	bovolo	bovolo	PROPN
fbem-31281	179	18	,	,	PUNCT
fbem-31281	179	19	f.	f.	PROPN
fbem-31281	179	20	(	(	PUNCT
fbem-31281	179	21	2019	2019	NUM
fbem-31281	179	22	)	)	PUNCT
fbem-31281	179	23	.	.	PUNCT
fbem-31281	180	1	a	a	DET
fbem-31281	180	2	review	review	NOUN
fbem-31281	180	3	of	of	ADP
fbem-31281	180	4	change	change	NOUN
fbem-31281	180	5	detection	detection	NOUN
fbem-31281	180	6	in	in	ADP
fbem-31281	180	7	multitemporal	multitemporal	ADJ
fbem-31281	180	8	hyperspectral	hyperspectral	ADJ
fbem-31281	180	9	images	image	NOUN
fbem-31281	180	10	:	:	PUNCT
fbem-31281	180	11	current	current	ADJ
fbem-31281	180	12	techniques	technique	NOUN
fbem-31281	180	13	,	,	PUNCT
fbem-31281	180	14	applications	application	NOUN
fbem-31281	180	15	,	,	PUNCT
fbem-31281	180	16	and	and	CCONJ
fbem-31281	180	17	challenges	challenge	NOUN
fbem-31281	180	18	.	.	PUNCT
fbem-31281	181	1	ieee	ieee	NOUN
fbem-31281	181	2	geoscience	geoscience	PROPN
fbem-31281	181	3	and	and	CCONJ
fbem-31281	181	4	remote	remote	ADJ
fbem-31281	181	5	sensing	sense	VERB
fbem-31281	181	6	magazine	magazine	NOUN
fbem-31281	181	7	,	,	PUNCT
fbem-31281	181	8	7(2	7(2	NUM
fbem-31281	181	9	)	)	PUNCT
fbem-31281	181	10	,	,	PUNCT
fbem-31281	181	11	140158	140158	NUM
fbem-31281	181	12	.	.	PUNCT
fbem-31281	182	1	[	[	X
fbem-31281	182	2	12	12	NUM
fbem-31281	182	3	]	]	X
fbem-31281	182	4	liu	liu	PROPN
fbem-31281	182	5	,	,	PUNCT
fbem-31281	182	6	z.	z.	PROPN
fbem-31281	182	7	et	et	PROPN
fbem-31281	182	8	al	al	PROPN
fbem-31281	182	9	.	.	PROPN
fbem-31281	182	10	(	(	PUNCT
fbem-31281	182	11	2019	2019	NUM
fbem-31281	182	12	)	)	PUNCT
fbem-31281	182	13	.	.	PUNCT
fbem-31281	183	1	estimation	estimation	NOUN
fbem-31281	183	2	of	of	ADP
fbem-31281	183	3	soil	soil	NOUN
fbem-31281	183	4	heavy	heavy	ADJ
fbem-31281	183	5	metal	metal	NOUN
fbem-31281	183	6	content	content	NOUN
fbem-31281	183	7	using	use	VERB
fbem-31281	183	8	hyperspectral	hyperspectral	ADJ
fbem-31281	183	9	data	datum	NOUN
fbem-31281	183	10	.	.	PUNCT
fbem-31281	184	1	remote	remote	ADJ
fbem-31281	184	2	sensing	sensing	NOUN
fbem-31281	184	3	,	,	PUNCT
fbem-31281	184	4	11(7	11(7	NUM
fbem-31281	184	5	):	):	PUNCT
fbem-31281	184	6	1464	1464	NUM
fbem-31281	184	7	.	.	PUNCT
fbem-31281	185	1	[	[	X
fbem-31281	185	2	13	13	NUM
fbem-31281	185	3	]	]	PUNCT
fbem-31281	185	4	shen	shen	NOUN
fbem-31281	185	5	,	,	PUNCT
fbem-31281	185	6	q.	q.	PROPN
fbem-31281	185	7	et	et	PROPN
fbem-31281	185	8	al	al	PROPN
fbem-31281	185	9	.	.	PROPN
fbem-31281	186	1	(	(	PUNCT
fbem-31281	186	2	2019	2019	NUM
fbem-31281	186	3	)	)	PUNCT
fbem-31281	186	4	.	.	PUNCT
fbem-31281	187	1	hyperspectral	hyperspectral	ADJ
fbem-31281	187	2	inversion	inversion	NOUN
fbem-31281	187	3	of	of	ADP
fbem-31281	187	4	heavy	heavy	ADJ
fbem-31281	187	5	metals	metal	NOUN
fbem-31281	187	6	in	in	ADP
fbem-31281	187	7	reclaimed	reclaim	VERB
fbem-31281	187	8	soil	soil	NOUN
fbem-31281	187	9	based	base	VERB
fbem-31281	187	10	on	on	ADP
fbem-31281	187	11	spectral	spectral	ADJ
fbem-31281	187	12	transformation	transformation	NOUN
fbem-31281	187	13	.	.	PUNCT
fbem-31281	188	1	spectrochimica	spectrochimica	PROPN
fbem-31281	188	2	acta	acta	PROPN
fbem-31281	188	3	part	part	PROPN
fbem-31281	188	4	a	a	DET
fbem-31281	188	5	:	:	PUNCT
fbem-31281	188	6	molecular	molecular	ADJ
fbem-31281	188	7	and	and	CCONJ
fbem-31281	188	8	biomolecular	biomolecular	ADJ
fbem-31281	188	9	spectroscopy	spectroscopy	NOUN
fbem-31281	188	10	,	,	PUNCT
fbem-31281	188	11	222	222	NUM
fbem-31281	188	12	,	,	PUNCT
fbem-31281	188	13	pp	pp	ADJ
fbem-31281	188	14	.	.	PUNCT
fbem-31281	189	1	117191	117191	NUM
fbem-31281	189	2	.	.	PUNCT
fbem-31281	190	1	6	6	NUM
fbem-31281	191	1	[	[	SYM
fbem-31281	191	2	14	14	NUM
fbem-31281	191	3	]	]	X
fbem-31281	191	4	shi	shi	PROPN
fbem-31281	191	5	,	,	PUNCT
fbem-31281	191	6	t.	t.	PROPN
fbem-31281	191	7	,	,	PUNCT
fbem-31281	191	8	wang	wang	PROPN
fbem-31281	191	9	,	,	PUNCT
fbem-31281	191	10	j.	j.	PROPN
fbem-31281	191	11	,	,	PUNCT
fbem-31281	191	12	chen	chen	PROPN
fbem-31281	191	13	,	,	PUNCT
fbem-31281	191	14	y.	y.	PROPN
fbem-31281	191	15	,	,	PUNCT
fbem-31281	191	16	&	&	CCONJ
fbem-31281	191	17	wu	wu	PROPN
fbem-31281	191	18	,	,	PUNCT
fbem-31281	191	19	g.	g.	PROPN
fbem-31281	191	20	(	(	PUNCT
fbem-31281	191	21	2016	2016	NUM
fbem-31281	191	22	)	)	PUNCT
fbem-31281	191	23	.	.	PUNCT
fbem-31281	192	1	improving	improve	VERB
fbem-31281	192	2	the	the	DET
fbem-31281	192	3	prediction	prediction	NOUN
fbem-31281	192	4	of	of	ADP
fbem-31281	192	5	arsenic	arsenic	ADJ
fbem-31281	192	6	contents	content	NOUN
fbem-31281	192	7	in	in	ADP
fbem-31281	192	8	agricultural	agricultural	ADJ
fbem-31281	192	9	soils	soil	NOUN
fbem-31281	192	10	by	by	ADP
fbem-31281	192	11	combining	combine	VERB
fbem-31281	192	12	the	the	DET
fbem-31281	192	13	reflectance	reflectance	NOUN
fbem-31281	192	14	spectroscopy	spectroscopy	NOUN
fbem-31281	192	15	of	of	ADP
fbem-31281	192	16	soils	soil	NOUN
fbem-31281	192	17	and	and	CCONJ
fbem-31281	192	18	rice	rice	NOUN
fbem-31281	192	19	plants	plant	NOUN
fbem-31281	192	20	.	.	PUNCT
fbem-31281	193	1	international	international	ADJ
fbem-31281	193	2	journal	journal	PROPN
fbem-31281	193	3	of	of	ADP
fbem-31281	193	4	applied	apply	VERB
fbem-31281	193	5	earth	earth	NOUN
fbem-31281	193	6	observation	observation	NOUN
fbem-31281	193	7	and	and	CCONJ
fbem-31281	193	8	geoinformation	geoinformation	NOUN
fbem-31281	193	9	,	,	PUNCT
fbem-31281	193	10	52	52	NUM
fbem-31281	193	11	,	,	PUNCT
fbem-31281	193	12	95	95	NUM
fbem-31281	193	13	-	-	SYM
fbem-31281	193	14	103	103	NUM
fbem-31281	193	15	.	.	PUNCT
fbem-31281	194	1	[	[	X
fbem-31281	194	2	15	15	NUM
fbem-31281	194	3	]	]	X
fbem-31281	194	4	tan	tan	PROPN
fbem-31281	194	5	,	,	PUNCT
fbem-31281	194	6	k.	k.	PROPN
fbem-31281	194	7	,	,	PUNCT
fbem-31281	194	8	ma	ma	PROPN
fbem-31281	194	9	,	,	PUNCT
fbem-31281	194	10	w.b	w.b	PROPN
fbem-31281	194	11	.	.	PROPN
fbem-31281	194	12	,	,	PUNCT
fbem-31281	194	13	chen	chen	PROPN
fbem-31281	194	14	,	,	PUNCT
fbem-31281	194	15	l.h	l.h	PROPN
fbem-31281	194	16	.	.	PROPN
fbem-31281	194	17	,	,	PUNCT
fbem-31281	194	18	et	et	PROPN
fbem-31281	194	19	al	al	PROPN
fbem-31281	194	20	.	.	PROPN
fbem-31281	194	21	(	(	PUNCT
fbem-31281	194	22	2021	2021	NUM
fbem-31281	194	23	)	)	PUNCT
fbem-31281	194	24	.	.	PUNCT
fbem-31281	195	1	estimating	estimate	VERB
fbem-31281	195	2	the	the	DET
fbem-31281	195	3	distribution	distribution	NOUN
fbem-31281	195	4	trend	trend	NOUN
fbem-31281	195	5	of	of	ADP
fbem-31281	195	6	soil	soil	NOUN
fbem-31281	195	7	heavy	heavy	ADJ
fbem-31281	195	8	metals	metal	NOUN
fbem-31281	195	9	in	in	ADP
fbem-31281	195	10	mining	mining	NOUN
fbem-31281	195	11	area	area	NOUN
fbem-31281	195	12	from	from	ADP
fbem-31281	195	13	hymap	hymap	CCONJ
fbem-31281	195	14	airborne	airborne	ADJ
fbem-31281	195	15	hyperspectral	hyperspectral	ADJ
fbem-31281	195	16	imagery	imagery	NOUN
fbem-31281	195	17	based	base	VERB
fbem-31281	195	18	on	on	ADP
fbem-31281	195	19	ensemble	ensemble	ADJ
fbem-31281	195	20	learning	learning	NOUN
fbem-31281	195	21	.	.	PUNCT
fbem-31281	196	1	ieee	ieee	PROPN
fbem-31281	196	2	journal	journal	PROPN
fbem-31281	196	3	of	of	ADP
fbem-31281	196	4	selected	select	VERB
fbem-31281	196	5	topics	topic	NOUN
fbem-31281	196	6	in	in	ADP
fbem-31281	196	7	applied	apply	VERB
fbem-31281	196	8	earth	earth	NOUN
fbem-31281	196	9	observations	observation	NOUN
fbem-31281	196	10	and	and	CCONJ
fbem-31281	196	11	remote	remote	ADJ
fbem-31281	196	12	sensing	sensing	NOUN
fbem-31281	196	13	,	,	PUNCT
fbem-31281	196	14	14	14	NUM
fbem-31281	196	15	,	,	PUNCT
fbem-31281	196	16	5767	5767	NUM
fbem-31281	196	17	-	-	SYM
fbem-31281	196	18	5772	5772	NUM
fbem-31281	196	19	.	.	PUNCT
fbem-31281	197	1	[	[	X
fbem-31281	197	2	16	16	NUM
fbem-31281	197	3	]	]	X
fbem-31281	197	4	wang	wang	PROPN
fbem-31281	197	5	,	,	PUNCT
fbem-31281	197	6	c.-c	c.-c	PROPN
fbem-31281	197	7	.	.	PUNCT
fbem-31281	197	8	,	,	PUNCT
fbem-31281	197	9	zhang	zhang	PROPN
fbem-31281	197	10	,	,	PUNCT
fbem-31281	197	11	q.-c	q.-c	PROPN
fbem-31281	197	12	.	.	PROPN
fbem-31281	197	13	,	,	PUNCT
fbem-31281	197	14	yan	yan	PROPN
fbem-31281	197	15	,	,	PUNCT
fbem-31281	197	16	c.-a	c.-a	PROPN
fbem-31281	197	17	.	.	PROPN
fbem-31281	197	18	,	,	PUNCT
fbem-31281	197	19	tang	tang	PROPN
fbem-31281	197	20	,	,	PUNCT
fbem-31281	197	21	g.-y	g.-y	PROPN
fbem-31281	197	22	.	.	PUNCT
fbem-31281	197	23	,	,	PUNCT
fbem-31281	197	24	zhang	zhang	PROPN
fbem-31281	197	25	,	,	PUNCT
fbem-31281	197	26	m.-y	m.-y	PROPN
fbem-31281	197	27	.	.	PUNCT
fbem-31281	197	28	,	,	PUNCT
fbem-31281	197	29	&	&	CCONJ
fbem-31281	197	30	ma	ma	PROPN
fbem-31281	197	31	,	,	PUNCT
fbem-31281	197	32	l.-q	l.-q	PROPN
fbem-31281	197	33	.	.	PUNCT
fbem-31281	198	1	(	(	PUNCT
fbem-31281	198	2	2023	2023	NUM
fbem-31281	198	3	)	)	PUNCT
fbem-31281	198	4	.	.	PUNCT
fbem-31281	199	1	heavy	heavy	ADJ
fbem-31281	199	2	metal(loid)s	metal(loid)s	NOUN
fbem-31281	199	3	in	in	ADP
fbem-31281	199	4	agriculture	agriculture	NOUN
fbem-31281	199	5	soils	soil	NOUN
fbem-31281	199	6	,	,	PUNCT
fbem-31281	199	7	rice	rice	NOUN
fbem-31281	199	8	,	,	PUNCT
fbem-31281	199	9	and	and	CCONJ
fbem-31281	199	10	wheat	wheat	NOUN
fbem-31281	199	11	across	across	ADP
fbem-31281	199	12	china	china	PROPN
fbem-31281	199	13	:	:	PUNCT
fbem-31281	199	14	status	status	NOUN
fbem-31281	199	15	assessment	assessment	NOUN
fbem-31281	199	16	and	and	CCONJ
fbem-31281	199	17	spatiotemporal	spatiotemporal	ADJ
fbem-31281	199	18	analysis	analysis	NOUN
fbem-31281	199	19	.	.	PUNCT
fbem-31281	200	1	science	science	NOUN
fbem-31281	200	2	of	of	ADP
fbem-31281	200	3	the	the	DET
fbem-31281	200	4	total	total	ADJ
fbem-31281	200	5	environment	environment	NOUN
fbem-31281	200	6	,	,	PUNCT
fbem-31281	200	7	882	882	NUM
fbem-31281	200	8	,	,	PUNCT
fbem-31281	200	9	163361	163361	NUM
fbem-31281	200	10	.	.	PUNCT
fbem-31281	201	1	[	[	X
fbem-31281	201	2	17	17	NUM
fbem-31281	201	3	]	]	X
fbem-31281	201	4	wang	wang	PROPN
fbem-31281	201	5	,	,	PUNCT
fbem-31281	201	6	f.	f.	PROPN
fbem-31281	201	7	et	et	PROPN
fbem-31281	201	8	al	al	PROPN
fbem-31281	201	9	.	.	PROPN
fbem-31281	201	10	(	(	PUNCT
fbem-31281	201	11	2018	2018	NUM
fbem-31281	201	12	)	)	PUNCT
fbem-31281	201	13	.	.	PUNCT
fbem-31281	202	1	hyperspectral	hyperspectral	ADJ
fbem-31281	202	2	sensing	sensing	NOUN
fbem-31281	202	3	of	of	ADP
fbem-31281	202	4	heavy	heavy	ADJ
fbem-31281	202	5	metals	metal	NOUN
fbem-31281	202	6	in	in	ADP
fbem-31281	202	7	soil	soil	NOUN
fbem-31281	202	8	and	and	CCONJ
fbem-31281	202	9	vegetation	vegetation	NOUN
fbem-31281	202	10	:	:	PUNCT
fbem-31281	202	11	feasibility	feasibility	NOUN
fbem-31281	202	12	and	and	CCONJ
fbem-31281	202	13	challenges	challenge	NOUN
fbem-31281	202	14	.	.	PUNCT
fbem-31281	203	1	isprs	isprs	NOUN
fbem-31281	203	2	journal	journal	PROPN
fbem-31281	203	3	of	of	ADP
fbem-31281	203	4	photogrammetry	photogrammetry	NOUN
fbem-31281	203	5	and	and	CCONJ
fbem-31281	203	6	remote	remote	ADJ
fbem-31281	203	7	sensing	sensing	NOUN
fbem-31281	203	8	,	,	PUNCT
fbem-31281	203	9	136	136	NUM
fbem-31281	203	10	,	,	PUNCT
fbem-31281	203	11	73–84	73–84	NOUN
fbem-31281	203	12	.	.	PUNCT
fbem-31281	204	1	[	[	X
fbem-31281	204	2	18	18	NUM
fbem-31281	204	3	]	]	SYM
fbem-31281	204	4	wu	wu	PROPN
fbem-31281	204	5	,	,	PUNCT
fbem-31281	204	6	y.z	y.z	PROPN
fbem-31281	204	7	.	.	PROPN
fbem-31281	204	8	,	,	PUNCT
fbem-31281	204	9	chen	chen	PROPN
fbem-31281	204	10	,	,	PUNCT
fbem-31281	204	11	j.	j.	PROPN
fbem-31281	204	12	,	,	PUNCT
fbem-31281	204	13	ji	ji	PROPN
fbem-31281	204	14	,	,	PUNCT
fbem-31281	204	15	j.f	j.f	PROPN
fbem-31281	204	16	.	.	PROPN
fbem-31281	204	17	,	,	PUNCT
fbem-31281	204	18	tian	tian	PROPN
fbem-31281	204	19	,	,	PUNCT
fbem-31281	204	20	q.j	q.j	PROPN
fbem-31281	204	21	.	.	PROPN
fbem-31281	204	22	,	,	PUNCT
fbem-31281	204	23	&	&	CCONJ
fbem-31281	204	24	wu	wu	PROPN
fbem-31281	204	25	,	,	PUNCT
fbem-31281	204	26	x.m	x.m	PROPN
fbem-31281	204	27	.	.	PROPN
fbem-31281	204	28	(	(	PUNCT
fbem-31281	204	29	2005	2005	NUM
fbem-31281	204	30	)	)	PUNCT
fbem-31281	204	31	.	.	PUNCT
fbem-31281	205	1	feasibility	feasibility	NOUN
fbem-31281	205	2	of	of	ADP
fbem-31281	205	3	reflectance	reflectance	NOUN
fbem-31281	205	4	spectroscopy	spectroscopy	VERB
fbem-31281	205	5	for	for	ADP
fbem-31281	205	6	the	the	DET
fbem-31281	205	7	assessment	assessment	NOUN
fbem-31281	205	8	of	of	ADP
fbem-31281	205	9	soil	soil	NOUN
fbem-31281	205	10	mercury	mercury	NOUN
fbem-31281	205	11	contamination	contamination	NOUN
fbem-31281	205	12	.	.	PUNCT
fbem-31281	206	1	environmental	environmental	ADJ
fbem-31281	206	2	science	science	PROPN
fbem-31281	206	3	&	&	CCONJ
fbem-31281	206	4	technology	technology	PROPN
fbem-31281	206	5	,	,	PUNCT
fbem-31281	206	6	39(16	39(16	NUM
fbem-31281	206	7	)	)	PUNCT
fbem-31281	206	8	,	,	PUNCT
fbem-31281	206	9	873	873	NUM
fbem-31281	206	10	-	-	SYM
fbem-31281	206	11	878	878	NUM
fbem-31281	206	12	.	.	PUNCT
fbem-31281	207	1	[	[	X
fbem-31281	207	2	19	19	NUM
fbem-31281	207	3	]	]	SYM
fbem-31281	207	4	xu	xu	PROPN
fbem-31281	207	5	,	,	PUNCT
fbem-31281	207	6	m.	m.	NOUN
fbem-31281	207	7	et	et	PROPN
fbem-31281	207	8	al	al	PROPN
fbem-31281	207	9	.	.	PUNCT
fbem-31281	208	1	(	(	PUNCT
fbem-31281	208	2	2011	2011	NUM
fbem-31281	208	3	)	)	PUNCT
fbem-31281	208	4	.	.	PUNCT
fbem-31281	209	1	hyperspectral	hyperspectral	ADJ
fbem-31281	209	2	inversion	inversion	NOUN
fbem-31281	209	3	of	of	ADP
fbem-31281	209	4	heavy	heavy	ADJ
fbem-31281	209	5	metal	metal	NOUN
fbem-31281	209	6	content	content	NOUN
fbem-31281	209	7	in	in	ADP
fbem-31281	209	8	archaeological	archaeological	ADJ
fbem-31281	209	9	soils	soil	NOUN
fbem-31281	209	10	.	.	PUNCT
fbem-31281	210	1	journal	journal	PROPN
fbem-31281	210	2	of	of	ADP
fbem-31281	210	3	infrared	infrared	ADJ
fbem-31281	210	4	and	and	CCONJ
fbem-31281	210	5	millimeter	millimeter	NOUN
fbem-31281	210	6	waves	wave	NOUN
fbem-31281	210	7	,	,	PUNCT
fbem-31281	210	8	30(2	30(2	NUM
fbem-31281	210	9	)	)	PUNCT
fbem-31281	210	10	,	,	PUNCT
fbem-31281	210	11	pp	pp	ADP
fbem-31281	210	12	.	.	PUNCT
fbem-31281	211	1	109–114	109–114	NUM
fbem-31281	211	2	.	.	PUNCT
fbem-31281	212	1	(	(	PUNCT
fbem-31281	212	2	in	in	ADP
fbem-31281	212	3	chinese	chinese	PROPN
fbem-31281	212	4	)	)	PUNCT
fbem-31281	213	1	[	[	X
fbem-31281	213	2	20	20	NUM
fbem-31281	213	3	]	]	SYM
fbem-31281	213	4	zhang	zhang	PROPN
fbem-31281	213	5	,	,	PUNCT
fbem-31281	213	6	b.	b.	PROPN
fbem-31281	213	7	et	et	PROPN
fbem-31281	213	8	al	al	PROPN
fbem-31281	213	9	.	.	PROPN
fbem-31281	213	10	(	(	PUNCT
fbem-31281	213	11	2022	2022	NUM
fbem-31281	213	12	)	)	PUNCT
fbem-31281	213	13	.	.	PUNCT
fbem-31281	213	14	retrieving	retrieve	VERB
fbem-31281	213	15	soil	soil	NOUN
fbem-31281	213	16	heavy	heavy	ADJ
fbem-31281	213	17	metals	metal	NOUN
fbem-31281	213	18	concentrations	concentration	NOUN
fbem-31281	213	19	based	base	VERB
fbem-31281	213	20	on	on	ADP
fbem-31281	213	21	gaofen-5	gaofen-5	PROPN
fbem-31281	213	22	hyperspectral	hyperspectral	ADJ
fbem-31281	213	23	satellite	satellite	NOUN
fbem-31281	213	24	image	image	NOUN
fbem-31281	213	25	at	at	ADP
fbem-31281	213	26	an	an	DET
fbem-31281	213	27	opencast	opencast	ADJ
fbem-31281	213	28	coal	coal	NOUN
fbem-31281	213	29	mine	mine	NOUN
fbem-31281	213	30	,	,	PUNCT
fbem-31281	213	31	inner	inner	PROPN
fbem-31281	213	32	mongolia	mongolia	PROPN
fbem-31281	213	33	,	,	PUNCT
fbem-31281	213	34	china	china	PROPN
fbem-31281	213	35	.	.	PUNCT
fbem-31281	214	1	environmental	environmental	ADJ
fbem-31281	214	2	pollution	pollution	NOUN
fbem-31281	214	3	,	,	PUNCT
fbem-31281	214	4	300	300	NUM
fbem-31281	214	5	:	:	SYM
fbem-31281	214	6	118982	118982	NUM
fbem-31281	214	7	.	.	PUNCT
fbem-31281	215	1	[	[	X
fbem-31281	215	2	21	21	NUM
fbem-31281	215	3	]	]	X
fbem-31281	215	4	zhang	zhang	PROPN
fbem-31281	215	5	,	,	PUNCT
fbem-31281	215	6	s.	s.	PROPN
fbem-31281	215	7	et	et	PROPN
fbem-31281	215	8	al	al	PROPN
fbem-31281	215	9	.	.	PROPN
fbem-31281	215	10	(	(	PUNCT
fbem-31281	215	11	2019	2019	NUM
fbem-31281	215	12	)	)	PUNCT
fbem-31281	215	13	.	.	PUNCT
fbem-31281	216	1	hyperspectral	hyperspectral	ADJ
fbem-31281	216	2	inversion	inversion	NOUN
fbem-31281	216	3	of	of	ADP
fbem-31281	216	4	heavy	heavy	ADJ
fbem-31281	216	5	metal	metal	NOUN
fbem-31281	216	6	content	content	NOUN
fbem-31281	216	7	in	in	ADP
fbem-31281	216	8	reclaimed	reclaim	VERB
fbem-31281	216	9	soil	soil	NOUN
fbem-31281	216	10	from	from	ADP
fbem-31281	216	11	a	a	DET
fbem-31281	216	12	mining	mining	NOUN
fbem-31281	216	13	wasteland	wasteland	NOUN
fbem-31281	216	14	based	base	VERB
fbem-31281	216	15	on	on	ADP
fbem-31281	216	16	different	different	ADJ
fbem-31281	216	17	spectral	spectral	ADJ
fbem-31281	216	18	transformation	transformation	NOUN
fbem-31281	216	19	and	and	CCONJ
fbem-31281	216	20	modeling	modeling	NOUN
fbem-31281	216	21	methods	method	NOUN
fbem-31281	216	22	.	.	PUNCT
fbem-31281	217	1	spectrochimica	spectrochimica	PROPN
fbem-31281	217	2	acta	acta	PROPN
fbem-31281	217	3	part	part	PROPN
fbem-31281	217	4	a	a	DET
fbem-31281	217	5	:	:	PUNCT
fbem-31281	217	6	molecular	molecular	ADJ
fbem-31281	217	7	and	and	CCONJ
fbem-31281	217	8	biomolecular	biomolecular	ADJ
fbem-31281	217	9	spectroscopy	spectroscopy	NOUN
fbem-31281	217	10	,	,	PUNCT
fbem-31281	217	11	211	211	NUM
fbem-31281	217	12	,	,	PUNCT
fbem-31281	217	13	393–400	393–400	NUM
fbem-31281	217	14	.	.	PUNCT
fbem-31281	218	1	[	[	X
fbem-31281	218	2	22	22	NUM
fbem-31281	218	3	]	]	X
fbem-31281	218	4	zhang	zhang	PROPN
fbem-31281	218	5	,	,	PUNCT
fbem-31281	218	6	x.	x.	PROPN
fbem-31281	218	7	et	et	PROPN
fbem-31281	218	8	al	al	PROPN
fbem-31281	218	9	.	.	PROPN
fbem-31281	218	10	(	(	PUNCT
fbem-31281	218	11	2015	2015	NUM
fbem-31281	218	12	)	)	PUNCT
fbem-31281	218	13	.	.	PUNCT
fbem-31281	218	14	impact	impact	NOUN
fbem-31281	218	15	of	of	ADP
fbem-31281	218	16	soil	soil	NOUN
fbem-31281	218	17	heavy	heavy	ADJ
fbem-31281	218	18	metal	metal	NOUN
fbem-31281	218	19	pollution	pollution	NOUN
fbem-31281	218	20	on	on	ADP
fbem-31281	218	21	food	food	NOUN
fbem-31281	218	22	safety	safety	NOUN
fbem-31281	218	23	in	in	ADP
fbem-31281	218	24	china	china	PROPN
fbem-31281	218	25	.	.	PUNCT
fbem-31281	219	1	plos	plos	PROPN
fbem-31281	219	2	one	one	NUM
fbem-31281	219	3	,	,	PUNCT
fbem-31281	219	4	10(8	10(8	NUM
fbem-31281	219	5	)	)	PUNCT
fbem-31281	219	6	,	,	PUNCT
fbem-31281	219	7	e0135182	e0135182	PROPN
fbem-31281	219	8	.	.	PUNCT
fbem-31281	220	1	[	[	X
fbem-31281	220	2	23	23	NUM
fbem-31281	220	3	]	]	X
fbem-31281	220	4	zhang	zhang	PROPN
fbem-31281	220	5	,	,	PUNCT
fbem-31281	220	6	x.	x.	PROPN
fbem-31281	220	7	et	et	PROPN
fbem-31281	220	8	al	al	PROPN
fbem-31281	220	9	.	.	PROPN
fbem-31281	220	10	(	(	PUNCT
fbem-31281	220	11	2019	2019	NUM
fbem-31281	220	12	)	)	PUNCT
fbem-31281	220	13	.	.	PUNCT
fbem-31281	221	1	predicting	predict	VERB
fbem-31281	221	2	cadmium	cadmium	NOUN
fbem-31281	221	3	concentration	concentration	NOUN
fbem-31281	221	4	in	in	ADP
fbem-31281	221	5	soils	soil	NOUN
fbem-31281	221	6	using	use	VERB
fbem-31281	221	7	laboratory	laboratory	NOUN
fbem-31281	221	8	and	and	CCONJ
fbem-31281	221	9	field	field	NOUN
fbem-31281	221	10	reflectance	reflectance	NOUN
fbem-31281	221	11	spectroscopy	spectroscopy	NOUN
fbem-31281	221	12	.	.	PUNCT
fbem-31281	222	1	science	science	NOUN
fbem-31281	222	2	of	of	ADP
fbem-31281	222	3	the	the	DET
fbem-31281	222	4	total	total	ADJ
fbem-31281	222	5	environment	environment	NOUN
fbem-31281	222	6	,	,	PUNCT
fbem-31281	222	7	650	650	NUM
fbem-31281	222	8	,	,	PUNCT
fbem-31281	222	9	pp	pp	ADJ
fbem-31281	222	10	.	.	PUNCT
fbem-31281	223	1	321–334	321–334	NUM
fbem-31281	223	2	.	.	PUNCT
fbem-31281	224	1	[	[	X
fbem-31281	224	2	24	24	NUM
fbem-31281	224	3	]	]	X
fbem-31281	224	4	zhao	zhao	PROPN
fbem-31281	224	5	,	,	PUNCT
fbem-31281	224	6	l.	l.	PROPN
fbem-31281	224	7	et	et	PROPN
fbem-31281	224	8	al	al	PROPN
fbem-31281	224	9	.	.	PROPN
fbem-31281	225	1	(	(	PUNCT
fbem-31281	225	2	2018	2018	NUM
fbem-31281	225	3	)	)	PUNCT
fbem-31281	225	4	.	.	PUNCT
fbem-31281	226	1	estimation	estimation	NOUN
fbem-31281	226	2	methods	method	NOUN
fbem-31281	226	3	for	for	ADP
fbem-31281	226	4	soil	soil	NOUN
fbem-31281	226	5	mercury	mercury	NOUN
fbem-31281	226	6	content	content	NOUN
fbem-31281	226	7	using	use	VERB
fbem-31281	226	8	hyperspectral	hyperspectral	ADJ
fbem-31281	226	9	remote	remote	ADJ
fbem-31281	226	10	sensing	sensing	NOUN
fbem-31281	226	11	.	.	PUNCT
fbem-31281	227	1	sustainability	sustainability	NOUN
fbem-31281	227	2	,	,	PUNCT
fbem-31281	227	3	10(7	10(7	NUM
fbem-31281	227	4	)	)	PUNCT
fbem-31281	227	5	,	,	PUNCT
fbem-31281	227	6	2474	2474	NUM
fbem-31281	227	7	.	.	PUNCT
fbem-31281	228	1	[	[	X
fbem-31281	228	2	25	25	NUM
fbem-31281	228	3	]	]	X
fbem-31281	228	4	zhou	zhou	PROPN
fbem-31281	228	5	,	,	PUNCT
fbem-31281	228	6	w.	w.	PROPN
fbem-31281	228	7	,	,	PUNCT
fbem-31281	228	8	yang	yang	PROPN
fbem-31281	228	9	,	,	PUNCT
fbem-31281	228	10	h.	h.	PROPN
fbem-31281	228	11	,	,	PUNCT
fbem-31281	228	12	xie	xie	PROPN
fbem-31281	228	13	,	,	PUNCT
fbem-31281	228	14	l.	l.	PROPN
fbem-31281	228	15	,	,	PUNCT
fbem-31281	228	16	et	et	PROPN
fbem-31281	228	17	al	al	PROPN
fbem-31281	228	18	.	.	PROPN
fbem-31281	228	19	(	(	PUNCT
fbem-31281	228	20	2021	2021	NUM
fbem-31281	228	21	)	)	PUNCT
fbem-31281	228	22	.	.	PUNCT
fbem-31281	229	1	hyperspectral	hyperspectral	ADJ
fbem-31281	229	2	inversion	inversion	NOUN
fbem-31281	229	3	of	of	ADP
fbem-31281	229	4	soil	soil	NOUN
fbem-31281	229	5	heavy	heavy	ADJ
fbem-31281	229	6	metals	metal	NOUN
fbem-31281	229	7	in	in	ADP
fbem-31281	229	8	three	three	NUM
fbem-31281	229	9	-	-	PUNCT
fbem-31281	229	10	river	river	NOUN
fbem-31281	229	11	source	source	NOUN
fbem-31281	229	12	region	region	NOUN
fbem-31281	229	13	based	base	VERB
fbem-31281	229	14	on	on	ADP
fbem-31281	229	15	random	random	ADJ
fbem-31281	229	16	forest	forest	NOUN
fbem-31281	229	17	model	model	NOUN
fbem-31281	229	18	.	.	PUNCT
fbem-31281	230	1	catena	catena	PROPN
fbem-31281	230	2	,	,	PUNCT
fbem-31281	230	3	202(12	202(12	NUM
fbem-31281	230	4	)	)	PUNCT
fbem-31281	230	5	,	,	PUNCT
fbem-31281	230	6	105222	105222	NUM
fbem-31281	230	7	.	.	PUNCT