id	sid	tid	token	lemma	pos
ap-1646	1	1	acta	acta	PROPN
ap-1646	1	2	polytechnica	polytechnica	PROPN
ap-1646	1	3	vol	vol	NOUN
ap-1646	1	4	.	.	PROPN
ap-1646	2	1	52	52	NUM
ap-1646	2	2	no	no	NOUN
ap-1646	2	3	.	.	PUNCT
ap-1646	3	1	5/2012	5/2012	NUM
ap-1646	3	2	accelerometer	accelerometer	NOUN
ap-1646	3	3	-	-	PUNCT
ap-1646	3	4	assisted	assist	VERB
ap-1646	3	5	ppg	ppg	NOUN
ap-1646	3	6	measurement	measurement	NOUN
ap-1646	3	7	during	during	ADP
ap-1646	3	8	physical	physical	ADJ
ap-1646	3	9	exercise	exercise	NOUN
ap-1646	3	10	using	use	VERB
ap-1646	3	11	the	the	DET
ap-1646	3	12	lavimo	lavimo	NOUN
ap-1646	3	13	sensor	sensor	NOUN
ap-1646	3	14	system	system	NOUN
ap-1646	3	15	susana	susana	PROPN
ap-1646	3	16	aguiar	aguiar	PROPN
ap-1646	3	17	santos	santos	PROPN
ap-1646	3	18	,	,	PUNCT
ap-1646	3	19	boudewijn	boudewijn	NOUN
ap-1646	3	20	venema	venema	NOUN
ap-1646	3	21	,	,	PUNCT
ap-1646	3	22	steffen	steffen	PROPN
ap-1646	3	23	leonhardt	leonhardt	PROPN
ap-1646	3	24	philips	philips	PROPN
ap-1646	3	25	chair	chair	PROPN
ap-1646	3	26	for	for	ADP
ap-1646	3	27	medical	medical	ADJ
ap-1646	3	28	information	information	NOUN
ap-1646	3	29	technology	technology	NOUN
ap-1646	3	30	,	,	PUNCT
ap-1646	3	31	helmholtz	helmholtz	NOUN
ap-1646	3	32	-	-	PUNCT
ap-1646	3	33	institute	institute	NOUN
ap-1646	3	34	for	for	ADP
ap-1646	3	35	biomedical	biomedical	ADJ
ap-1646	3	36	engineering	engineering	NOUN
ap-1646	3	37	,	,	PUNCT
ap-1646	3	38	rwth	rwth	PROPN
ap-1646	3	39	aachen	aachen	PROPN
ap-1646	3	40	university	university	PROPN
ap-1646	3	41	,	,	PUNCT
ap-1646	3	42	pauwelsstrasse	pauwelsstrasse	NOUN
ap-1646	3	43	20	20	NUM
ap-1646	3	44	,	,	PUNCT
ap-1646	3	45	52074	52074	NUM
ap-1646	3	46	aachen	aachen	PROPN
ap-1646	3	47	,	,	PUNCT
ap-1646	3	48	germany	germany	PROPN
ap-1646	3	49	corresponding	corresponding	ADJ
ap-1646	3	50	author	author	NOUN
ap-1646	3	51	:	:	PUNCT
ap-1646	3	52	santos@hia.rwth-aachen.de	santos@hia.rwth-aachen.de	VERB
ap-1646	3	53	abstract	abstract	ADJ
ap-1646	3	54	a	a	DET
ap-1646	3	55	method	method	NOUN
ap-1646	3	56	is	be	AUX
ap-1646	3	57	presented	present	VERB
ap-1646	3	58	for	for	ADP
ap-1646	3	59	long	long	ADJ
ap-1646	3	60	-	-	PUNCT
ap-1646	3	61	term	term	NOUN
ap-1646	3	62	monitoring	monitoring	NOUN
ap-1646	3	63	of	of	ADP
ap-1646	3	64	vital	vital	ADJ
ap-1646	3	65	signs	sign	NOUN
ap-1646	3	66	tested	test	VERB
ap-1646	3	67	during	during	ADP
ap-1646	3	68	physical	physical	ADJ
ap-1646	3	69	exercise	exercise	NOUN
ap-1646	3	70	.	.	PUNCT
ap-1646	4	1	the	the	DET
ap-1646	4	2	system	system	NOUN
ap-1646	4	3	is	be	AUX
ap-1646	4	4	based	base	VERB
ap-1646	4	5	on	on	ADP
ap-1646	4	6	reflective	reflective	ADJ
ap-1646	4	7	photoplethysmography	photoplethysmography	NOUN
ap-1646	4	8	(	(	PUNCT
ap-1646	4	9	ppg	ppg	PROPN
ap-1646	4	10	)	)	PUNCT
ap-1646	4	11	,	,	PUNCT
ap-1646	4	12	whose	whose	DET
ap-1646	4	13	main	main	ADJ
ap-1646	4	14	component	component	NOUN
ap-1646	4	15	is	be	AUX
ap-1646	4	16	a	a	DET
ap-1646	4	17	micro	micro	ADJ
ap-1646	4	18	-	-	ADJ
ap-1646	4	19	optoelectronic	optoelectronic	ADJ
ap-1646	4	20	sensor	sensor	NOUN
ap-1646	4	21	.	.	PUNCT
ap-1646	5	1	the	the	DET
ap-1646	5	2	sensor	sensor	NOUN
ap-1646	5	3	is	be	AUX
ap-1646	5	4	sealed	seal	VERB
ap-1646	5	5	within	within	ADP
ap-1646	5	6	a	a	DET
ap-1646	5	7	biocompatible	biocompatible	ADJ
ap-1646	5	8	otoplastic	otoplastic	ADJ
ap-1646	5	9	housing	housing	NOUN
ap-1646	5	10	so	so	SCONJ
ap-1646	5	11	that	that	SCONJ
ap-1646	5	12	it	it	PRON
ap-1646	5	13	can	can	AUX
ap-1646	5	14	be	be	AUX
ap-1646	5	15	placed	place	VERB
ap-1646	5	16	in	in	ADP
ap-1646	5	17	the	the	DET
ap-1646	5	18	external	external	ADJ
ap-1646	5	19	auditory	auditory	ADJ
ap-1646	5	20	canal	canal	NOUN
ap-1646	5	21	.	.	PUNCT
ap-1646	6	1	the	the	DET
ap-1646	6	2	electronic	electronic	ADJ
ap-1646	6	3	device	device	NOUN
ap-1646	6	4	has	have	VERB
ap-1646	6	5	a	a	DET
ap-1646	6	6	bluetooth	bluetooth	NOUN
ap-1646	6	7	connection	connection	NOUN
ap-1646	6	8	which	which	PRON
ap-1646	6	9	enables	enable	VERB
ap-1646	6	10	to	to	PART
ap-1646	6	11	record	record	VERB
ap-1646	6	12	/	/	SYM
ap-1646	6	13	visualize	visualize	VERB
ap-1646	6	14	the	the	DET
ap-1646	6	15	ppg	ppg	NOUN
ap-1646	6	16	signal	signal	NOUN
ap-1646	6	17	on	on	ADP
ap-1646	6	18	a	a	DET
ap-1646	6	19	personal	personal	ADJ
ap-1646	6	20	computer	computer	NOUN
ap-1646	6	21	or	or	CCONJ
ap-1646	6	22	smartphone	smartphone	NOUN
ap-1646	6	23	.	.	PUNCT
ap-1646	7	1	this	this	DET
ap-1646	7	2	technology	technology	NOUN
ap-1646	7	3	was	be	AUX
ap-1646	7	4	tested	test	VERB
ap-1646	7	5	indoors	indoor	NOUN
ap-1646	7	6	with	with	ADP
ap-1646	7	7	a	a	DET
ap-1646	7	8	subject	subject	NOUN
ap-1646	7	9	running	run	VERB
ap-1646	7	10	on	on	ADP
ap-1646	7	11	a	a	DET
ap-1646	7	12	treadmill	treadmill	NOUN
ap-1646	7	13	at	at	ADP
ap-1646	7	14	different	different	ADJ
ap-1646	7	15	speeds	speed	NOUN
ap-1646	7	16	.	.	PUNCT
ap-1646	8	1	the	the	DET
ap-1646	8	2	ppg	ppg	PROPN
ap-1646	8	3	signal	signal	NOUN
ap-1646	8	4	was	be	AUX
ap-1646	8	5	recorded	record	VERB
ap-1646	8	6	together	together	ADV
ap-1646	8	7	with	with	ADP
ap-1646	8	8	an	an	DET
ap-1646	8	9	ecg	ecg	PROPN
ap-1646	8	10	used	use	VERB
ap-1646	8	11	as	as	ADP
ap-1646	8	12	a	a	DET
ap-1646	8	13	reference	reference	NOUN
ap-1646	8	14	,	,	PUNCT
ap-1646	8	15	and	and	CCONJ
ap-1646	8	16	with	with	ADP
ap-1646	8	17	an	an	DET
ap-1646	8	18	accelerometer	accelerometer	NOUN
ap-1646	8	19	to	to	PART
ap-1646	8	20	monitor	monitor	VERB
ap-1646	8	21	and	and	CCONJ
ap-1646	8	22	record	record	NOUN
ap-1646	8	23	motor	motor	NOUN
ap-1646	8	24	activity	activity	NOUN
ap-1646	8	25	.	.	PUNCT
ap-1646	9	1	the	the	DET
ap-1646	9	2	accelerometer	accelerometer	NOUN
ap-1646	9	3	data	datum	NOUN
ap-1646	9	4	were	be	AUX
ap-1646	9	5	later	later	ADV
ap-1646	9	6	used	use	VERB
ap-1646	9	7	to	to	PART
ap-1646	9	8	reduce	reduce	VERB
ap-1646	9	9	motion	motion	NOUN
ap-1646	9	10	artifacts	artifact	NOUN
ap-1646	9	11	in	in	ADP
ap-1646	9	12	the	the	DET
ap-1646	9	13	ppg	ppg	NOUN
ap-1646	9	14	signal	signal	NOUN
ap-1646	9	15	.	.	PUNCT
ap-1646	10	1	the	the	DET
ap-1646	10	2	results	result	NOUN
ap-1646	10	3	show	show	VERB
ap-1646	10	4	that	that	SCONJ
ap-1646	10	5	the	the	DET
ap-1646	10	6	system	system	NOUN
ap-1646	10	7	has	have	VERB
ap-1646	10	8	potential	potential	NOUN
ap-1646	10	9	to	to	PART
ap-1646	10	10	monitor	monitor	VERB
ap-1646	10	11	cardiac	cardiac	ADJ
ap-1646	10	12	activity	activity	NOUN
ap-1646	10	13	at	at	ADP
ap-1646	10	14	moderate	moderate	ADJ
ap-1646	10	15	speed	speed	NOUN
ap-1646	10	16	(	(	PUNCT
ap-1646	10	17	up	up	ADP
ap-1646	10	18	to	to	PART
ap-1646	10	19	4	4	NUM
ap-1646	10	20	km	km	NOUN
ap-1646	10	21	/	/	SYM
ap-1646	10	22	h	h	NOUN
ap-1646	10	23	)	)	PUNCT
ap-1646	10	24	,	,	PUNCT
ap-1646	10	25	but	but	CCONJ
ap-1646	10	26	with	with	ADP
ap-1646	10	27	increasing	increase	VERB
ap-1646	10	28	speed	speed	NOUN
ap-1646	10	29	(	(	PUNCT
ap-1646	10	30	i.e.	i.e.	X
ap-1646	10	31	running	running	NOUN
ap-1646	10	32	)	)	PUNCT
ap-1646	10	33	the	the	DET
ap-1646	10	34	motion	motion	NOUN
ap-1646	10	35	artifacts	artifact	NOUN
ap-1646	10	36	dominate	dominate	VERB
ap-1646	10	37	the	the	DET
ap-1646	10	38	ppg	ppg	NOUN
ap-1646	10	39	.	.	PUNCT
ap-1646	11	1	therefore	therefore	ADV
ap-1646	11	2	,	,	PUNCT
ap-1646	11	3	additional	additional	ADJ
ap-1646	11	4	studies	study	NOUN
ap-1646	11	5	on	on	ADP
ap-1646	11	6	signal	signal	ADJ
ap-1646	11	7	processing	processing	NOUN
ap-1646	11	8	are	be	AUX
ap-1646	11	9	needed	need	VERB
ap-1646	11	10	to	to	PART
ap-1646	11	11	actively	actively	ADV
ap-1646	11	12	reduce	reduce	VERB
ap-1646	11	13	motion	motion	NOUN
ap-1646	11	14	artifacts	artifact	NOUN
ap-1646	11	15	,	,	PUNCT
ap-1646	11	16	including	include	VERB
ap-1646	11	17	the	the	DET
ap-1646	11	18	accelerometer	accelerometer	ADJ
ap-1646	11	19	data	datum	NOUN
ap-1646	11	20	.	.	PUNCT
ap-1646	12	1	keywords	keyword	NOUN
ap-1646	12	2	:	:	PUNCT
ap-1646	12	3	photoplethysmography	photoplethysmography	NOUN
ap-1646	12	4	(	(	PUNCT
ap-1646	12	5	ppg	ppg	PROPN
ap-1646	12	6	)	)	PUNCT
ap-1646	12	7	,	,	PUNCT
ap-1646	12	8	heart	heart	NOUN
ap-1646	12	9	activity	activity	NOUN
ap-1646	12	10	,	,	PUNCT
ap-1646	12	11	long	long	ADJ
ap-1646	12	12	-	-	PUNCT
ap-1646	12	13	term	term	NOUN
ap-1646	12	14	monitoring	monitoring	NOUN
ap-1646	12	15	,	,	PUNCT
ap-1646	12	16	health	health	NOUN
ap-1646	12	17	care	care	NOUN
ap-1646	12	18	,	,	PUNCT
ap-1646	12	19	sports	sport	NOUN
ap-1646	12	20	,	,	PUNCT
ap-1646	12	21	physical	physical	ADJ
ap-1646	12	22	activity	activity	NOUN
ap-1646	12	23	.	.	PUNCT
ap-1646	13	1	1	1	NUM
ap-1646	13	2	introduction	introduction	NOUN
ap-1646	13	3	in	in	ADP
ap-1646	13	4	view	view	NOUN
ap-1646	13	5	of	of	ADP
ap-1646	13	6	the	the	DET
ap-1646	13	7	health	health	NOUN
ap-1646	13	8	benefits	benefit	NOUN
ap-1646	13	9	associated	associate	VERB
ap-1646	13	10	with	with	ADP
ap-1646	13	11	physical	physical	ADJ
ap-1646	13	12	exercise	exercise	NOUN
ap-1646	13	13	(	(	PUNCT
ap-1646	13	14	especially	especially	ADV
ap-1646	13	15	for	for	ADP
ap-1646	13	16	the	the	DET
ap-1646	13	17	cardiovascular	cardiovascular	ADJ
ap-1646	13	18	system	system	NOUN
ap-1646	13	19	)	)	PUNCT
ap-1646	13	20	,	,	PUNCT
ap-1646	13	21	sports	sport	NOUN
ap-1646	13	22	are	be	AUX
ap-1646	13	23	increasingly	increasingly	ADV
ap-1646	13	24	popular	popular	ADJ
ap-1646	13	25	and	and	CCONJ
ap-1646	13	26	are	be	AUX
ap-1646	13	27	becoming	become	VERB
ap-1646	13	28	part	part	NOUN
ap-1646	13	29	of	of	ADP
ap-1646	13	30	the	the	DET
ap-1646	13	31	daily	daily	ADJ
ap-1646	13	32	routine	routine	NOUN
ap-1646	13	33	of	of	ADP
ap-1646	13	34	patients	patient	NOUN
ap-1646	13	35	.	.	PUNCT
ap-1646	14	1	nevertheless	nevertheless	ADV
ap-1646	14	2	,	,	PUNCT
ap-1646	14	3	sports	sport	NOUN
ap-1646	14	4	are	be	AUX
ap-1646	14	5	not	not	PART
ap-1646	14	6	practiced	practice	VERB
ap-1646	14	7	only	only	ADV
ap-1646	14	8	for	for	ADP
ap-1646	14	9	personal	personal	ADJ
ap-1646	14	10	healthcare	healthcare	NOUN
ap-1646	14	11	but	but	CCONJ
ap-1646	14	12	also	also	ADV
ap-1646	14	13	for	for	ADP
ap-1646	14	14	competitions	competition	NOUN
ap-1646	14	15	,	,	PUNCT
ap-1646	14	16	to	to	PART
ap-1646	14	17	achieve	achieve	VERB
ap-1646	14	18	physical	physical	ADJ
ap-1646	14	19	goals	goal	NOUN
ap-1646	14	20	,	,	PUNCT
ap-1646	14	21	or	or	CCONJ
ap-1646	14	22	even	even	ADV
ap-1646	14	23	due	due	ADJ
ap-1646	14	24	to	to	ADP
ap-1646	14	25	pressure	pressure	NOUN
ap-1646	14	26	from	from	ADP
ap-1646	14	27	e.g.	e.g.	ADV
ap-1646	14	28	parents	parent	NOUN
ap-1646	14	29	and	and	CCONJ
ap-1646	14	30	trainers	trainer	NOUN
ap-1646	14	31	.	.	PUNCT
ap-1646	15	1	in	in	ADP
ap-1646	15	2	some	some	DET
ap-1646	15	3	cases	case	NOUN
ap-1646	15	4	excessive	excessive	ADJ
ap-1646	15	5	sports	sport	NOUN
ap-1646	15	6	activity	activity	NOUN
ap-1646	15	7	without	without	ADP
ap-1646	15	8	appropriate	appropriate	ADJ
ap-1646	15	9	control	control	NOUN
ap-1646	15	10	can	can	AUX
ap-1646	15	11	be	be	AUX
ap-1646	15	12	hazardous	hazardous	ADJ
ap-1646	15	13	,	,	PUNCT
ap-1646	15	14	leading	lead	VERB
ap-1646	15	15	to	to	ADP
ap-1646	15	16	overtraining	overtraining	NOUN
ap-1646	15	17	,	,	PUNCT
ap-1646	15	18	breakdown	breakdown	NOUN
ap-1646	15	19	and	and	CCONJ
ap-1646	15	20	stress	stress	NOUN
ap-1646	15	21	[	[	X
ap-1646	15	22	2	2	NUM
ap-1646	15	23	]	]	PUNCT
ap-1646	15	24	or	or	CCONJ
ap-1646	15	25	,	,	PUNCT
ap-1646	15	26	in	in	ADP
ap-1646	15	27	the	the	DET
ap-1646	15	28	most	most	ADV
ap-1646	15	29	serious	serious	ADJ
ap-1646	15	30	cases	case	NOUN
ap-1646	15	31	,	,	PUNCT
ap-1646	15	32	even	even	ADV
ap-1646	15	33	to	to	ADP
ap-1646	15	34	sudden	sudden	ADJ
ap-1646	15	35	death	death	NOUN
ap-1646	16	1	[	[	X
ap-1646	16	2	7	7	NUM
ap-1646	16	3	]	]	PUNCT
ap-1646	16	4	.	.	PUNCT
ap-1646	17	1	therefore	therefore	ADV
ap-1646	17	2	,	,	PUNCT
ap-1646	17	3	monitoring	monitoring	NOUN
ap-1646	17	4	of	of	ADP
ap-1646	17	5	vital	vital	ADJ
ap-1646	17	6	signs	sign	NOUN
ap-1646	17	7	(	(	PUNCT
ap-1646	17	8	such	such	ADJ
ap-1646	17	9	as	as	ADP
ap-1646	17	10	cardiac	cardiac	ADJ
ap-1646	17	11	and	and	CCONJ
ap-1646	17	12	respiratory	respiratory	ADJ
ap-1646	17	13	activity	activity	NOUN
ap-1646	17	14	)	)	PUNCT
ap-1646	17	15	during	during	ADP
ap-1646	17	16	sports	sport	NOUN
ap-1646	17	17	is	be	AUX
ap-1646	17	18	important	important	ADJ
ap-1646	17	19	.	.	PUNCT
ap-1646	18	1	we	we	PRON
ap-1646	18	2	present	present	VERB
ap-1646	18	3	a	a	DET
ap-1646	18	4	monitoring	monitoring	NOUN
ap-1646	18	5	system	system	NOUN
ap-1646	18	6	that	that	PRON
ap-1646	18	7	can	can	AUX
ap-1646	18	8	be	be	AUX
ap-1646	18	9	used	use	VERB
ap-1646	18	10	by	by	ADP
ap-1646	18	11	patients	patient	NOUN
ap-1646	18	12	in	in	ADP
ap-1646	18	13	their	their	PRON
ap-1646	18	14	daily	daily	ADJ
ap-1646	18	15	routine	routine	NOUN
ap-1646	18	16	,	,	PUNCT
ap-1646	18	17	including	include	VERB
ap-1646	18	18	their	their	PRON
ap-1646	18	19	sports	sport	NOUN
ap-1646	18	20	or	or	CCONJ
ap-1646	18	21	leisure	leisure	NOUN
ap-1646	18	22	activities	activity	NOUN
ap-1646	18	23	.	.	PUNCT
ap-1646	19	1	the	the	DET
ap-1646	19	2	system	system	NOUN
ap-1646	19	3	is	be	AUX
ap-1646	19	4	based	base	VERB
ap-1646	19	5	on	on	ADP
ap-1646	19	6	long	long	ADJ
ap-1646	19	7	-	-	PUNCT
ap-1646	19	8	term	term	NOUN
ap-1646	19	9	monitoring	monitoring	NOUN
ap-1646	19	10	of	of	ADP
ap-1646	19	11	vital	vital	ADJ
ap-1646	19	12	signs	sign	NOUN
ap-1646	19	13	by	by	ADP
ap-1646	19	14	means	mean	NOUN
ap-1646	19	15	of	of	ADP
ap-1646	19	16	an	an	DET
ap-1646	19	17	ear	ear	NOUN
ap-1646	19	18	sensor	sensor	NOUN
ap-1646	19	19	(	(	PUNCT
ap-1646	19	20	the	the	DET
ap-1646	19	21	‘	'	PUNCT
ap-1646	19	22	lavimo	lavimo	NOUN
ap-1646	19	23	’	'	PUNCT
ap-1646	19	24	system	system	NOUN
ap-1646	19	25	)	)	PUNCT
ap-1646	19	26	presented	present	VERB
ap-1646	19	27	in	in	ADP
ap-1646	19	28	[	[	X
ap-1646	19	29	13	13	NUM
ap-1646	19	30	,	,	PUNCT
ap-1646	19	31	14	14	NUM
ap-1646	19	32	,	,	PUNCT
ap-1646	19	33	15	15	NUM
ap-1646	19	34	]	]	PUNCT
ap-1646	19	35	which	which	PRON
ap-1646	19	36	was	be	AUX
ap-1646	19	37	developed	develop	VERB
ap-1646	19	38	in	in	ADP
ap-1646	19	39	the	the	DET
ap-1646	19	40	projects	project	NOUN
ap-1646	19	41	‘	'	PUNCT
ap-1646	19	42	in	in	ADP
ap-1646	19	43	-	-	PUNCT
ap-1646	19	44	ear	ear	NOUN
ap-1646	19	45	24/7	24/7	NOUN
ap-1646	19	46	monitoring	monitoring	NOUN
ap-1646	19	47	system	system	NOUN
ap-1646	19	48	for	for	ADP
ap-1646	19	49	vital	vital	ADJ
ap-1646	19	50	signs	sign	NOUN
ap-1646	19	51	’	'	PUNCT
ap-1646	19	52	(	(	PUNCT
ap-1646	19	53	in	in	ADP
ap-1646	19	54	-	-	PUNCT
ap-1646	19	55	monit	monit	NOUN
ap-1646	19	56	)	)	PUNCT
ap-1646	19	57	and	and	CCONJ
ap-1646	19	58	‘	'	PUNCT
ap-1646	19	59	lavimo	lavimo	NOUN
ap-1646	19	60	’	'	PUNCT
ap-1646	19	61	.	.	PUNCT
ap-1646	20	1	the	the	DET
ap-1646	20	2	aim	aim	NOUN
ap-1646	20	3	is	be	AUX
ap-1646	20	4	to	to	PART
ap-1646	20	5	provide	provide	VERB
ap-1646	20	6	long	long	ADJ
ap-1646	20	7	-	-	PUNCT
ap-1646	20	8	term	term	NOUN
ap-1646	20	9	monitoring	monitoring	NOUN
ap-1646	20	10	of	of	ADP
ap-1646	20	11	vital	vital	ADJ
ap-1646	20	12	signs	sign	NOUN
ap-1646	20	13	,	,	PUNCT
ap-1646	20	14	such	such	ADJ
ap-1646	20	15	as	as	ADP
ap-1646	20	16	heart	heart	NOUN
ap-1646	20	17	rate	rate	NOUN
ap-1646	20	18	or	or	CCONJ
ap-1646	20	19	respiratory	respiratory	ADJ
ap-1646	20	20	activity	activity	NOUN
ap-1646	20	21	.	.	PUNCT
ap-1646	21	1	in	in	ADP
ap-1646	21	2	this	this	DET
ap-1646	21	3	paper	paper	NOUN
ap-1646	21	4	only	only	ADV
ap-1646	21	5	cardiac	cardiac	ADJ
ap-1646	21	6	activity	activity	NOUN
ap-1646	21	7	is	be	AUX
ap-1646	21	8	analyzed	analyze	VERB
ap-1646	21	9	.	.	PUNCT
ap-1646	22	1	all	all	DET
ap-1646	22	2	sport	sport	NOUN
ap-1646	22	3	activities	activity	NOUN
ap-1646	22	4	and	and	CCONJ
ap-1646	22	5	daily	daily	ADJ
ap-1646	22	6	tasks	task	NOUN
ap-1646	22	7	imply	imply	VERB
ap-1646	22	8	some	some	DET
ap-1646	22	9	movement	movement	NOUN
ap-1646	22	10	.	.	PUNCT
ap-1646	23	1	therefore	therefore	ADV
ap-1646	23	2	,	,	PUNCT
ap-1646	23	3	the	the	DET
ap-1646	23	4	monitoring	monitoring	NOUN
ap-1646	23	5	device	device	NOUN
ap-1646	23	6	needs	need	VERB
ap-1646	23	7	to	to	PART
ap-1646	23	8	be	be	AUX
ap-1646	23	9	robust	robust	ADJ
ap-1646	23	10	,	,	PUNCT
ap-1646	23	11	mobile	mobile	ADJ
ap-1646	23	12	,	,	PUNCT
ap-1646	23	13	inconspicuous	inconspicuous	ADJ
ap-1646	23	14	,	,	PUNCT
ap-1646	23	15	and	and	CCONJ
ap-1646	23	16	of	of	ADP
ap-1646	23	17	suitable	suitable	ADJ
ap-1646	23	18	size	size	NOUN
ap-1646	23	19	and	and	CCONJ
ap-1646	23	20	weight	weight	NOUN
ap-1646	23	21	.	.	PUNCT
ap-1646	24	1	in	in	ADP
ap-1646	24	2	a	a	DET
ap-1646	24	3	ppg	ppg	NOUN
ap-1646	24	4	system	system	NOUN
ap-1646	24	5	,	,	PUNCT
ap-1646	24	6	motion	motion	NOUN
ap-1646	24	7	artifacts	artifact	NOUN
ap-1646	24	8	induced	induce	VERB
ap-1646	24	9	by	by	ADP
ap-1646	24	10	acceleration	acceleration	NOUN
ap-1646	24	11	are	be	AUX
ap-1646	24	12	a	a	DET
ap-1646	24	13	limiting	limit	VERB
ap-1646	24	14	factor	factor	NOUN
ap-1646	24	15	.	.	PUNCT
ap-1646	25	1	however	however	ADV
ap-1646	25	2	,	,	PUNCT
ap-1646	25	3	the	the	DET
ap-1646	25	4	use	use	NOUN
ap-1646	25	5	of	of	ADP
ap-1646	25	6	an	an	DET
ap-1646	25	7	accelerometer	accelerometer	NOUN
ap-1646	25	8	to	to	PART
ap-1646	25	9	track	track	VERB
ap-1646	25	10	external	external	ADJ
ap-1646	25	11	disturbances	disturbance	NOUN
ap-1646	25	12	together	together	ADV
ap-1646	25	13	with	with	ADP
ap-1646	25	14	advanced	advanced	ADJ
ap-1646	25	15	signal	signal	NOUN
ap-1646	25	16	processing	processing	NOUN
ap-1646	25	17	techniques	technique	NOUN
ap-1646	25	18	can	can	AUX
ap-1646	25	19	help	help	VERB
ap-1646	25	20	to	to	PART
ap-1646	25	21	circumvent	circumvent	VERB
ap-1646	25	22	this	this	DET
ap-1646	25	23	problem	problem	NOUN
ap-1646	25	24	.	.	PUNCT
ap-1646	26	1	2	2	NUM
ap-1646	26	2	materials	material	NOUN
ap-1646	26	3	and	and	CCONJ
ap-1646	26	4	methods	method	NOUN
ap-1646	26	5	2.1	2.1	NUM
ap-1646	26	6	ppg	ppg	NOUN
ap-1646	26	7	fundamentals	fundamental	NOUN
ap-1646	26	8	photoplethysmography	photoplethysmography	NOUN
ap-1646	26	9	(	(	PUNCT
ap-1646	26	10	ppg	ppg	PROPN
ap-1646	26	11	)	)	PUNCT
ap-1646	26	12	is	be	AUX
ap-1646	26	13	a	a	DET
ap-1646	26	14	non	non	ADJ
ap-1646	26	15	-	-	ADJ
ap-1646	26	16	invasive	invasive	ADJ
ap-1646	26	17	optical	optical	ADJ
ap-1646	26	18	technique	technique	NOUN
ap-1646	26	19	used	use	VERB
ap-1646	26	20	to	to	PART
ap-1646	26	21	investigate	investigate	VERB
ap-1646	26	22	subdermal	subdermal	ADJ
ap-1646	26	23	perfusion	perfusion	NOUN
ap-1646	26	24	.	.	PUNCT
ap-1646	27	1	measurements	measurement	NOUN
ap-1646	27	2	performed	perform	VERB
ap-1646	27	3	at	at	ADP
ap-1646	27	4	the	the	DET
ap-1646	27	5	skin	skin	NOUN
ap-1646	27	6	surface	surface	NOUN
ap-1646	27	7	detect	detect	NOUN
ap-1646	27	8	changes	change	NOUN
ap-1646	27	9	in	in	ADP
ap-1646	27	10	blood	blood	NOUN
ap-1646	27	11	volume	volume	NOUN
ap-1646	27	12	in	in	ADP
ap-1646	27	13	the	the	DET
ap-1646	27	14	microvascular	microvascular	ADJ
ap-1646	27	15	bed	bed	NOUN
ap-1646	28	1	[	[	X
ap-1646	28	2	1	1	NUM
ap-1646	28	3	]	]	PUNCT
ap-1646	28	4	.	.	PUNCT
ap-1646	29	1	ppg	ppg	PROPN
ap-1646	29	2	is	be	AUX
ap-1646	29	3	used	use	VERB
ap-1646	29	4	to	to	PART
ap-1646	29	5	monitor	monitor	VERB
ap-1646	29	6	vital	vital	ADJ
ap-1646	29	7	parameters	parameter	NOUN
ap-1646	29	8	such	such	ADJ
ap-1646	29	9	as	as	ADP
ap-1646	29	10	pulse	pulse	NOUN
ap-1646	29	11	rate	rate	NOUN
ap-1646	29	12	,	,	PUNCT
ap-1646	29	13	arterial	arterial	ADJ
ap-1646	29	14	blood	blood	NOUN
ap-1646	29	15	oxygen	oxygen	NOUN
ap-1646	29	16	saturation	saturation	NOUN
ap-1646	29	17	(	(	PUNCT
ap-1646	29	18	spo2	spo2	PROPN
ap-1646	29	19	)	)	PUNCT
ap-1646	29	20	and/or	and/or	CCONJ
ap-1646	29	21	respiratory	respiratory	ADJ
ap-1646	29	22	rate	rate	NOUN
ap-1646	29	23	.	.	PUNCT
ap-1646	30	1	most	most	ADJ
ap-1646	30	2	conventional	conventional	ADJ
ap-1646	30	3	systems	system	NOUN
ap-1646	30	4	work	work	VERB
ap-1646	30	5	in	in	ADP
ap-1646	30	6	a	a	DET
ap-1646	30	7	transmission	transmission	NOUN
ap-1646	30	8	mode	mode	NOUN
ap-1646	30	9	.	.	PUNCT
ap-1646	31	1	because	because	SCONJ
ap-1646	31	2	they	they	PRON
ap-1646	31	3	detect	detect	VERB
ap-1646	31	4	the	the	DET
ap-1646	31	5	number	number	NOUN
ap-1646	31	6	of	of	ADP
ap-1646	31	7	photons	photon	NOUN
ap-1646	31	8	which	which	PRON
ap-1646	31	9	pass	pass	VERB
ap-1646	31	10	through	through	ADP
ap-1646	31	11	tissue	tissue	NOUN
ap-1646	31	12	,	,	PUNCT
ap-1646	31	13	these	these	DET
ap-1646	31	14	systems	system	NOUN
ap-1646	31	15	can	can	AUX
ap-1646	31	16	only	only	ADV
ap-1646	31	17	be	be	AUX
ap-1646	31	18	applied	apply	VERB
ap-1646	31	19	to	to	ADP
ap-1646	31	20	the	the	DET
ap-1646	31	21	thinner	thin	ADJ
ap-1646	31	22	parts	part	NOUN
ap-1646	31	23	of	of	ADP
ap-1646	31	24	the	the	DET
ap-1646	31	25	body	body	NOUN
ap-1646	31	26	(	(	PUNCT
ap-1646	31	27	e.g.	e.g.	ADV
ap-1646	31	28	finger	finger	NOUN
ap-1646	31	29	,	,	PUNCT
ap-1646	31	30	earlobe	earlobe	PROPN
ap-1646	31	31	)	)	PUNCT
ap-1646	31	32	.	.	PUNCT
ap-1646	32	1	moreover	moreover	ADV
ap-1646	32	2	,	,	PUNCT
ap-1646	32	3	this	this	DET
ap-1646	32	4	method	method	NOUN
ap-1646	32	5	has	have	VERB
ap-1646	32	6	some	some	DET
ap-1646	32	7	drawbacks	drawback	NOUN
ap-1646	32	8	:	:	PUNCT
ap-1646	32	9	for	for	ADP
ap-1646	32	10	example	example	NOUN
ap-1646	32	11	,	,	PUNCT
ap-1646	32	12	no	no	DET
ap-1646	32	13	valid	valid	ADJ
ap-1646	32	14	measurement	measurement	NOUN
ap-1646	32	15	can	can	AUX
ap-1646	32	16	be	be	AUX
ap-1646	32	17	made	make	VERB
ap-1646	32	18	on	on	ADP
ap-1646	32	19	the	the	DET
ap-1646	32	20	finger	finger	NOUN
ap-1646	32	21	in	in	ADP
ap-1646	32	22	case	case	NOUN
ap-1646	32	23	of	of	ADP
ap-1646	32	24	shock	shock	NOUN
ap-1646	32	25	-	-	PUNCT
ap-1646	32	26	induced	induce	VERB
ap-1646	32	27	stress	stress	NOUN
ap-1646	32	28	(	(	PUNCT
ap-1646	32	29	centralization	centralization	NOUN
ap-1646	32	30	)	)	PUNCT
ap-1646	32	31	,	,	PUNCT
ap-1646	32	32	since	since	SCONJ
ap-1646	32	33	the	the	DET
ap-1646	32	34	endogenous	endogenous	ADJ
ap-1646	32	35	control	control	NOUN
ap-1646	32	36	of	of	ADP
ap-1646	32	37	the	the	DET
ap-1646	32	38	human	human	ADJ
ap-1646	32	39	body	body	NOUN
ap-1646	32	40	leads	lead	VERB
ap-1646	32	41	to	to	ADP
ap-1646	32	42	(	(	PUNCT
ap-1646	32	43	primary	primary	ADJ
ap-1646	32	44	)	)	PUNCT
ap-1646	32	45	perfusion	perfusion	NOUN
ap-1646	32	46	of	of	ADP
ap-1646	32	47	vital	vital	ADJ
ap-1646	32	48	organs	organ	NOUN
ap-1646	32	49	.	.	PUNCT
ap-1646	33	1	another	another	DET
ap-1646	33	2	disadvantage	disadvantage	NOUN
ap-1646	33	3	of	of	ADP
ap-1646	33	4	the	the	DET
ap-1646	33	5	conventional	conventional	ADJ
ap-1646	33	6	systems	system	NOUN
ap-1646	33	7	is	be	AUX
ap-1646	33	8	that	that	SCONJ
ap-1646	33	9	they	they	PRON
ap-1646	33	10	are	be	AUX
ap-1646	33	11	not	not	PART
ap-1646	33	12	suitable	suitable	ADJ
ap-1646	33	13	for	for	ADP
ap-1646	33	14	healthcare	healthcare	NOUN
ap-1646	33	15	applications	application	NOUN
ap-1646	33	16	since	since	SCONJ
ap-1646	33	17	daily	daily	ADJ
ap-1646	33	18	activities	activity	NOUN
ap-1646	33	19	cause	cause	VERB
ap-1646	33	20	considerable	considerable	ADJ
ap-1646	33	21	motion	motion	NOUN
ap-1646	33	22	artifacts	artifact	NOUN
ap-1646	33	23	.	.	PUNCT
ap-1646	34	1	therefore	therefore	ADV
ap-1646	34	2	,	,	PUNCT
ap-1646	34	3	we	we	PRON
ap-1646	34	4	investigated	investigate	VERB
ap-1646	34	5	a	a	DET
ap-1646	34	6	reflective	reflective	ADJ
ap-1646	34	7	,	,	PUNCT
ap-1646	34	8	multi	multi	ADJ
ap-1646	34	9	-	-	ADJ
ap-1646	34	10	wavelength	wavelength	ADJ
ap-1646	34	11	ppg	ppg	NOUN
ap-1646	34	12	sensor	sensor	NOUN
ap-1646	34	13	that	that	PRON
ap-1646	34	14	allows	allow	VERB
ap-1646	34	15	ppg	ppg	PROPN
ap-1646	34	16	measurement	measurement	NOUN
ap-1646	34	17	in	in	ADP
ap-1646	34	18	the	the	DET
ap-1646	34	19	outer	outer	ADJ
ap-1646	34	20	ear	ear	NOUN
ap-1646	34	21	canal	canal	NOUN
ap-1646	34	22	(	(	PUNCT
ap-1646	34	23	the	the	DET
ap-1646	34	24	tragus	tragus	NOUN
ap-1646	34	25	)	)	PUNCT
ap-1646	34	26	.	.	PUNCT
ap-1646	35	1	since	since	SCONJ
ap-1646	35	2	the	the	DET
ap-1646	35	3	ear	ear	NOUN
ap-1646	35	4	is	be	AUX
ap-1646	35	5	very	very	ADV
ap-1646	35	6	close	close	ADJ
ap-1646	35	7	to	to	ADP
ap-1646	35	8	the	the	DET
ap-1646	35	9	trunk	trunk	NOUN
ap-1646	35	10	,	,	PUNCT
ap-1646	35	11	a	a	DET
ap-1646	35	12	valid	valid	ADJ
ap-1646	35	13	measurement	measurement	NOUN
ap-1646	35	14	is	be	AUX
ap-1646	35	15	expected	expect	VERB
ap-1646	35	16	even	even	ADV
ap-1646	35	17	in	in	ADP
ap-1646	35	18	case	case	NOUN
ap-1646	35	19	of	of	ADP
ap-1646	35	20	centralization	centralization	NOUN
ap-1646	35	21	.	.	PUNCT
ap-1646	36	1	in	in	ADP
ap-1646	36	2	addition	addition	NOUN
ap-1646	36	3	,	,	PUNCT
ap-1646	36	4	because	because	SCONJ
ap-1646	36	5	80	80	NUM
ap-1646	36	6	acta	acta	PROPN
ap-1646	36	7	polytechnica	polytechnica	PROPN
ap-1646	36	8	vol	vol	NOUN
ap-1646	36	9	.	.	PUNCT
ap-1646	37	1	52	52	NUM
ap-1646	37	2	no	no	NOUN
ap-1646	37	3	.	.	PUNCT
ap-1646	38	1	5/2012	5/2012	NUM
ap-1646	38	2	figure	figure	NOUN
ap-1646	38	3	1	1	NUM
ap-1646	38	4	:	:	PUNCT
ap-1646	38	5	left	leave	VERB
ap-1646	38	6	:	:	PUNCT
ap-1646	38	7	customized	customize	VERB
ap-1646	38	8	in	in	ADP
ap-1646	38	9	-	-	PUNCT
ap-1646	38	10	ear	ear	NOUN
ap-1646	38	11	ppg	ppg	PROPN
ap-1646	38	12	sensor	sensor	NOUN
ap-1646	38	13	.	.	PUNCT
ap-1646	39	1	right	right	ADJ
ap-1646	39	2	:	:	PUNCT
ap-1646	39	3	sensor	sensor	NOUN
ap-1646	39	4	interface	interface	NOUN
ap-1646	39	5	device	device	NOUN
ap-1646	39	6	:	:	PUNCT
ap-1646	39	7	the	the	DET
ap-1646	39	8	lavimo	lavimo	PROPN
ap-1646	39	9	bluetooth	bluetooth	PROPN
ap-1646	39	10	system	system	NOUN
ap-1646	39	11	,	,	PUNCT
ap-1646	39	12	showing	show	VERB
ap-1646	39	13	where	where	SCONJ
ap-1646	39	14	the	the	DET
ap-1646	39	15	bluetooth	bluetooth	NOUN
ap-1646	39	16	and	and	CCONJ
ap-1646	39	17	3	3	NUM
ap-1646	39	18	-	-	PUNCT
ap-1646	39	19	axis	axis	NOUN
ap-1646	39	20	accelerometer	accelerometer	NOUN
ap-1646	39	21	are	be	AUX
ap-1646	39	22	placed	place	VERB
ap-1646	39	23	.	.	PUNCT
ap-1646	40	1	the	the	DET
ap-1646	40	2	medit	medit	NOUN
ap-1646	40	3	in	in	ADP
ap-1646	40	4	-	-	PUNCT
ap-1646	40	5	ear	ear	NOUN
ap-1646	40	6	system	system	NOUN
ap-1646	40	7	is	be	AUX
ap-1646	40	8	very	very	ADV
ap-1646	40	9	comfortable	comfortable	ADJ
ap-1646	40	10	to	to	PART
ap-1646	40	11	wear	wear	VERB
ap-1646	40	12	it	it	PRON
ap-1646	40	13	can	can	AUX
ap-1646	40	14	be	be	AUX
ap-1646	40	15	adapted	adapt	VERB
ap-1646	40	16	for	for	ADP
ap-1646	40	17	various	various	ADJ
ap-1646	40	18	disciplines	discipline	NOUN
ap-1646	40	19	,	,	PUNCT
ap-1646	40	20	including	include	VERB
ap-1646	40	21	health	health	NOUN
ap-1646	40	22	care	care	NOUN
ap-1646	40	23	and	and	CCONJ
ap-1646	40	24	sports	sport	NOUN
ap-1646	40	25	.	.	PUNCT
ap-1646	41	1	our	our	PRON
ap-1646	41	2	ppg	ppg	PROPN
ap-1646	41	3	sensor	sensor	NOUN
ap-1646	41	4	consists	consist	VERB
ap-1646	41	5	of	of	ADP
ap-1646	41	6	a	a	DET
ap-1646	41	7	micro	micro	ADJ
ap-1646	41	8	-	-	ADJ
ap-1646	41	9	optoelectronic	optoelectronic	ADJ
ap-1646	41	10	remission	remission	NOUN
ap-1646	41	11	sensor	sensor	NOUN
ap-1646	41	12	chip	chip	NOUN
ap-1646	41	13	,	,	PUNCT
ap-1646	41	14	comprised	comprise	VERB
ap-1646	41	15	of	of	ADP
ap-1646	41	16	two	two	NUM
ap-1646	41	17	light	light	ADJ
ap-1646	41	18	emitting	emit	VERB
ap-1646	41	19	diodes	diode	NOUN
ap-1646	41	20	(	(	PUNCT
ap-1646	41	21	led	lead	VERB
ap-1646	41	22	)	)	PUNCT
ap-1646	41	23	,	,	PUNCT
ap-1646	41	24	one	one	NUM
ap-1646	41	25	red	red	ADJ
ap-1646	41	26	and	and	CCONJ
ap-1646	41	27	one	one	NUM
ap-1646	41	28	near	near	ADV
ap-1646	41	29	-	-	PUNCT
ap-1646	41	30	infrared	infrared	ADJ
ap-1646	41	31	(	(	PUNCT
ap-1646	41	32	wavelengths	wavelength	NOUN
ap-1646	41	33	of	of	ADP
ap-1646	41	34	760	760	NUM
ap-1646	41	35	nm	nm	NOUN
ap-1646	41	36	and	and	CCONJ
ap-1646	41	37	900	900	NUM
ap-1646	41	38	nm	nm	NOUN
ap-1646	41	39	,	,	PUNCT
ap-1646	41	40	respectively	respectively	ADV
ap-1646	41	41	)	)	PUNCT
ap-1646	41	42	and	and	CCONJ
ap-1646	41	43	a	a	DET
ap-1646	41	44	silicon	silicon	NOUN
ap-1646	41	45	photodiode	photodiode	NOUN
ap-1646	41	46	.	.	PUNCT
ap-1646	42	1	the	the	DET
ap-1646	42	2	light	light	NOUN
ap-1646	42	3	emitted	emit	VERB
ap-1646	42	4	by	by	ADP
ap-1646	42	5	these	these	DET
ap-1646	42	6	two	two	NUM
ap-1646	42	7	leds	led	NOUN
ap-1646	42	8	is	be	AUX
ap-1646	42	9	absorbed	absorb	VERB
ap-1646	42	10	,	,	PUNCT
ap-1646	42	11	transmitted	transmit	VERB
ap-1646	42	12	,	,	PUNCT
ap-1646	42	13	reflected	reflect	VERB
ap-1646	42	14	and	and	CCONJ
ap-1646	42	15	scattered	scatter	VERB
ap-1646	42	16	by	by	ADP
ap-1646	42	17	skin	skin	NOUN
ap-1646	42	18	,	,	PUNCT
ap-1646	42	19	tissue	tissue	NOUN
ap-1646	42	20	and	and	CCONJ
ap-1646	42	21	blood	blood	NOUN
ap-1646	42	22	[	[	X
ap-1646	42	23	3	3	NUM
ap-1646	42	24	,	,	PUNCT
ap-1646	42	25	11	11	NUM
ap-1646	42	26	]	]	PUNCT
ap-1646	42	27	.	.	PUNCT
ap-1646	43	1	the	the	DET
ap-1646	43	2	photodiode	photodiode	NOUN
ap-1646	43	3	receives	receive	VERB
ap-1646	43	4	this	this	DET
ap-1646	43	5	reflected	reflect	VERB
ap-1646	43	6	light	light	NOUN
ap-1646	43	7	.	.	PUNCT
ap-1646	44	1	since	since	SCONJ
ap-1646	44	2	reflectance	reflectance	NOUN
ap-1646	44	3	mode	mode	NOUN
ap-1646	44	4	ppg	ppg	NOUN
ap-1646	44	5	has	have	VERB
ap-1646	44	6	different	different	ADJ
ap-1646	44	7	signal	signal	NOUN
ap-1646	44	8	characteristics	characteristic	NOUN
ap-1646	44	9	compared	compare	VERB
ap-1646	44	10	with	with	ADP
ap-1646	44	11	transmission	transmission	NOUN
ap-1646	44	12	mode	mode	NOUN
ap-1646	44	13	ppg	ppg	NOUN
ap-1646	44	14	(	(	PUNCT
ap-1646	44	15	i.e.	i.e.	X
ap-1646	44	16	different	different	ADJ
ap-1646	44	17	ac	ac	PROPN
ap-1646	44	18	-	-	PUNCT
ap-1646	44	19	to	to	ADP
ap-1646	44	20	-	-	PUNCT
ap-1646	44	21	dc	dc	NOUN
ap-1646	44	22	ratio	ratio	NOUN
ap-1646	44	23	)	)	PUNCT
ap-1646	44	24	,	,	PUNCT
ap-1646	44	25	no	no	DET
ap-1646	44	26	suitable	suitable	ADJ
ap-1646	44	27	commercial	commercial	ADJ
ap-1646	44	28	electronic	electronic	ADJ
ap-1646	44	29	interface	interface	NOUN
ap-1646	44	30	was	be	AUX
ap-1646	44	31	available	available	ADJ
ap-1646	44	32	.	.	PUNCT
ap-1646	45	1	therefore	therefore	ADV
ap-1646	45	2	,	,	PUNCT
ap-1646	45	3	we	we	PRON
ap-1646	45	4	developed	develop	VERB
ap-1646	45	5	a	a	DET
ap-1646	45	6	high	high	ADJ
ap-1646	45	7	-	-	PUNCT
ap-1646	45	8	performance	performance	NOUN
ap-1646	45	9	measurement	measurement	NOUN
ap-1646	45	10	device	device	NOUN
ap-1646	45	11	,	,	PUNCT
ap-1646	45	12	providing	provide	VERB
ap-1646	45	13	24	24	NUM
ap-1646	45	14	bit	bit	NOUN
ap-1646	45	15	analog	analog	NOUN
ap-1646	45	16	-	-	PUNCT
ap-1646	45	17	to	to	ADP
ap-1646	45	18	-	-	PUNCT
ap-1646	45	19	digital	digital	ADJ
ap-1646	45	20	converter	converter	NOUN
ap-1646	45	21	,	,	PUNCT
ap-1646	45	22	sampling	sample	VERB
ap-1646	45	23	rates	rate	NOUN
ap-1646	45	24	up	up	ADP
ap-1646	45	25	to	to	ADP
ap-1646	45	26	200hz	200hz	PROPN
ap-1646	45	27	,	,	PUNCT
ap-1646	45	28	intelligent	intelligent	ADJ
ap-1646	45	29	led	lead	VERB
ap-1646	45	30	current	current	ADJ
ap-1646	45	31	control	control	NOUN
ap-1646	45	32	and	and	CCONJ
ap-1646	45	33	ambient	ambient	ADJ
ap-1646	45	34	light	light	NOUN
ap-1646	45	35	compensation	compensation	NOUN
ap-1646	45	36	(	(	PUNCT
ap-1646	45	37	fig	fig	NOUN
ap-1646	45	38	.	.	PUNCT
ap-1646	46	1	1	1	NUM
ap-1646	46	2	;	;	PUNCT
ap-1646	46	3	right	right	ADJ
ap-1646	46	4	)	)	PUNCT
ap-1646	46	5	.	.	PUNCT
ap-1646	47	1	ppg	ppg	PROPN
ap-1646	47	2	is	be	AUX
ap-1646	47	3	based	base	VERB
ap-1646	47	4	on	on	ADP
ap-1646	47	5	the	the	DET
ap-1646	47	6	fact	fact	NOUN
ap-1646	47	7	that	that	SCONJ
ap-1646	47	8	the	the	DET
ap-1646	47	9	measured	measure	VERB
ap-1646	47	10	light	light	ADJ
ap-1646	47	11	intensity	intensity	NOUN
ap-1646	47	12	(	(	PUNCT
ap-1646	47	13	i	i	NOUN
ap-1646	47	14	)	)	PUNCT
ap-1646	47	15	decreases	decrease	VERB
ap-1646	47	16	exponentially	exponentially	ADV
ap-1646	47	17	from	from	ADP
ap-1646	47	18	the	the	DET
ap-1646	47	19	initial	initial	ADJ
ap-1646	47	20	light	light	ADJ
ap-1646	47	21	intensity	intensity	NOUN
ap-1646	47	22	(	(	PUNCT
ap-1646	47	23	i0	i0	PROPN
ap-1646	47	24	)	)	PUNCT
ap-1646	47	25	with	with	ADP
ap-1646	47	26	the	the	DET
ap-1646	47	27	distance	distance	NOUN
ap-1646	47	28	(	(	PUNCT
ap-1646	47	29	x−	x−	PROPN
ap-1646	47	30	a	a	PRON
ap-1646	47	31	)	)	PUNCT
ap-1646	47	32	passed	pass	VERB
ap-1646	47	33	through	through	ADP
ap-1646	47	34	the	the	DET
ap-1646	47	35	absorbing	absorb	VERB
ap-1646	47	36	medium	medium	NOUN
ap-1646	47	37	.	.	PUNCT
ap-1646	48	1	this	this	PRON
ap-1646	48	2	is	be	AUX
ap-1646	48	3	described	describe	VERB
ap-1646	48	4	by	by	ADP
ap-1646	48	5	beer	beer	NOUN
ap-1646	48	6	-	-	PUNCT
ap-1646	48	7	lambert	lambert	PROPN
ap-1646	48	8	’s	’s	PART
ap-1646	48	9	law	law	NOUN
ap-1646	48	10	:	:	PUNCT
ap-1646	48	11	i(x	i(x	NOUN
ap-1646	48	12	)	)	PUNCT
ap-1646	49	1	=	=	NOUN
ap-1646	49	2	i0e	i0e	PROPN
ap-1646	49	3	−ε(λ)c(x−a	−ε(λ)c(x−a	NOUN
ap-1646	49	4	)	)	PUNCT
ap-1646	49	5	(	(	PUNCT
ap-1646	49	6	1	1	X
ap-1646	49	7	)	)	PUNCT
ap-1646	49	8	where	where	SCONJ
ap-1646	49	9	ε	ε	PROPN
ap-1646	49	10	is	be	AUX
ap-1646	49	11	the	the	DET
ap-1646	49	12	extinction	extinction	NOUN
ap-1646	49	13	coefficient	coefficient	NOUN
ap-1646	49	14	,	,	PUNCT
ap-1646	49	15	c	c	PROPN
ap-1646	49	16	is	be	AUX
ap-1646	49	17	the	the	DET
ap-1646	49	18	concentration	concentration	NOUN
ap-1646	49	19	of	of	ADP
ap-1646	49	20	the	the	DET
ap-1646	49	21	absorbing	absorbing	ADJ
ap-1646	49	22	substance	substance	NOUN
ap-1646	49	23	,	,	PUNCT
ap-1646	49	24	and	and	CCONJ
ap-1646	49	25	λ	λ	PROPN
ap-1646	49	26	is	be	AUX
ap-1646	49	27	the	the	DET
ap-1646	49	28	wavelength	wavelength	NOUN
ap-1646	49	29	.	.	PUNCT
ap-1646	50	1	at	at	ADP
ap-1646	50	2	every	every	DET
ap-1646	50	3	cardiac	cardiac	ADJ
ap-1646	50	4	systole	systole	NOUN
ap-1646	50	5	,	,	PUNCT
ap-1646	50	6	the	the	DET
ap-1646	50	7	pulse	pulse	NOUN
ap-1646	50	8	waves	wave	NOUN
ap-1646	50	9	propagating	propagate	VERB
ap-1646	50	10	through	through	ADP
ap-1646	50	11	the	the	DET
ap-1646	50	12	arteries	artery	NOUN
ap-1646	50	13	lead	lead	VERB
ap-1646	50	14	to	to	ADP
ap-1646	50	15	shifts	shift	NOUN
ap-1646	50	16	in	in	ADP
ap-1646	50	17	local	local	ADJ
ap-1646	50	18	blood	blood	NOUN
ap-1646	50	19	volume	volume	NOUN
ap-1646	50	20	.	.	PUNCT
ap-1646	51	1	the	the	DET
ap-1646	51	2	magnitude	magnitude	NOUN
ap-1646	51	3	of	of	ADP
ap-1646	51	4	the	the	DET
ap-1646	51	5	ppg	ppg	NOUN
ap-1646	51	6	signal	signal	NOUN
ap-1646	51	7	depends	depend	VERB
ap-1646	51	8	on	on	ADP
ap-1646	51	9	the	the	DET
ap-1646	51	10	blood	blood	NOUN
ap-1646	51	11	volume	volume	NOUN
ap-1646	51	12	in	in	ADP
ap-1646	51	13	the	the	DET
ap-1646	51	14	capillary	capillary	NOUN
ap-1646	51	15	,	,	PUNCT
ap-1646	51	16	which	which	PRON
ap-1646	51	17	increases	increase	VERB
ap-1646	51	18	during	during	ADP
ap-1646	51	19	systole	systole	NOUN
ap-1646	51	20	and	and	CCONJ
ap-1646	51	21	decreases	decrease	NOUN
ap-1646	51	22	during	during	ADP
ap-1646	51	23	diastole	diastole	NOUN
ap-1646	51	24	.	.	PUNCT
ap-1646	52	1	poorly	poorly	ADV
ap-1646	52	2	perfused	perfuse	VERB
ap-1646	52	3	tissue	tissue	NOUN
ap-1646	52	4	scatters	scatter	VERB
ap-1646	52	5	more	more	ADJ
ap-1646	52	6	photons	photon	NOUN
ap-1646	52	7	back	back	ADV
ap-1646	52	8	than	than	SCONJ
ap-1646	52	9	does	do	VERB
ap-1646	52	10	well	well	ADV
ap-1646	52	11	-	-	PUNCT
ap-1646	52	12	perfused	perfuse	VERB
ap-1646	52	13	tissue	tissue	NOUN
ap-1646	52	14	.	.	PUNCT
ap-1646	53	1	although	although	SCONJ
ap-1646	53	2	ppg	ppg	NOUN
ap-1646	53	3	signals	signal	NOUN
ap-1646	53	4	are	be	AUX
ap-1646	53	5	usually	usually	ADV
ap-1646	53	6	measured	measure	VERB
ap-1646	53	7	at	at	ADP
ap-1646	53	8	peripheral	peripheral	ADJ
ap-1646	53	9	areas	area	NOUN
ap-1646	53	10	(	(	PUNCT
ap-1646	53	11	such	such	ADJ
ap-1646	53	12	as	as	ADP
ap-1646	53	13	fingertips	fingertip	NOUN
ap-1646	53	14	,	,	PUNCT
ap-1646	53	15	toes	toe	NOUN
ap-1646	53	16	and	and	CCONJ
ap-1646	53	17	earlobes	earlobe	NOUN
ap-1646	53	18	)	)	PUNCT
ap-1646	53	19	where	where	SCONJ
ap-1646	53	20	the	the	DET
ap-1646	53	21	pulses	pulse	NOUN
ap-1646	53	22	can	can	AUX
ap-1646	53	23	be	be	AUX
ap-1646	53	24	easily	easily	ADV
ap-1646	53	25	detected	detect	VERB
ap-1646	53	26	,	,	PUNCT
ap-1646	53	27	measurement	measurement	NOUN
ap-1646	53	28	on	on	ADP
ap-1646	53	29	the	the	DET
ap-1646	53	30	forehead	forehead	NOUN
ap-1646	53	31	is	be	AUX
ap-1646	53	32	also	also	ADV
ap-1646	53	33	possible	possible	ADJ
ap-1646	53	34	[	[	X
ap-1646	53	35	1	1	NUM
ap-1646	53	36	]	]	PUNCT
ap-1646	53	37	.	.	PUNCT
ap-1646	54	1	the	the	DET
ap-1646	54	2	ppg	ppg	NOUN
ap-1646	54	3	waveform	waveform	NOUN
ap-1646	54	4	is	be	AUX
ap-1646	54	5	composed	compose	VERB
ap-1646	54	6	of	of	ADP
ap-1646	54	7	‘	'	PUNCT
ap-1646	54	8	ac	ac	ADJ
ap-1646	54	9	’	'	PUNCT
ap-1646	54	10	and	and	CCONJ
ap-1646	54	11	‘	'	PUNCT
ap-1646	54	12	dc	dc	PROPN
ap-1646	54	13	’	'	PUNCT
ap-1646	54	14	components	component	NOUN
ap-1646	54	15	.	.	PUNCT
ap-1646	55	1	the	the	DET
ap-1646	55	2	‘	'	PUNCT
ap-1646	55	3	ac	ac	ADJ
ap-1646	55	4	’	'	PUNCT
ap-1646	55	5	pulsatile	pulsatile	NOUN
ap-1646	55	6	waveform	waveform	NOUN
ap-1646	55	7	is	be	AUX
ap-1646	55	8	attributed	attribute	VERB
ap-1646	55	9	to	to	ADP
ap-1646	55	10	synchronous	synchronous	ADJ
ap-1646	55	11	cardiac	cardiac	ADJ
ap-1646	55	12	changes	change	NOUN
ap-1646	55	13	in	in	ADP
ap-1646	55	14	blood	blood	NOUN
ap-1646	55	15	volume	volume	NOUN
ap-1646	55	16	with	with	ADP
ap-1646	55	17	each	each	DET
ap-1646	55	18	heart	heart	NOUN
ap-1646	55	19	beat	beat	VERB
ap-1646	55	20	[	[	X
ap-1646	55	21	1	1	NUM
ap-1646	55	22	]	]	PUNCT
ap-1646	55	23	,	,	PUNCT
ap-1646	55	24	while	while	SCONJ
ap-1646	55	25	the	the	DET
ap-1646	55	26	‘	'	PUNCT
ap-1646	55	27	dc	dc	X
ap-1646	55	28	’	'	PUNCT
ap-1646	55	29	is	be	AUX
ap-1646	55	30	the	the	DET
ap-1646	55	31	figure	figure	NOUN
ap-1646	55	32	2	2	NUM
ap-1646	55	33	:	:	PUNCT
ap-1646	55	34	types	type	NOUN
ap-1646	55	35	of	of	ADP
ap-1646	55	36	ppg	ppg	NOUN
ap-1646	55	37	sensors	sensor	NOUN
ap-1646	55	38	.	.	PUNCT
ap-1646	56	1	left	leave	VERB
ap-1646	56	2	:	:	PUNCT
ap-1646	56	3	the	the	DET
ap-1646	56	4	transmission	transmission	NOUN
ap-1646	56	5	mode	mode	NOUN
ap-1646	56	6	(	(	PUNCT
ap-1646	56	7	used	use	VERB
ap-1646	56	8	,	,	PUNCT
ap-1646	56	9	e.g.	e.g.	ADV
ap-1646	56	10	,	,	PUNCT
ap-1646	56	11	in	in	ADP
ap-1646	56	12	a	a	DET
ap-1646	56	13	pulse	pulse	NOUN
ap-1646	56	14	oximeter	oximeter	NOUN
ap-1646	56	15	)	)	PUNCT
ap-1646	56	16	;	;	PUNCT
ap-1646	56	17	right	right	ADP
ap-1646	56	18	the	the	DET
ap-1646	56	19	reflectance	reflectance	NOUN
ap-1646	56	20	mode	mode	NOUN
ap-1646	56	21	(	(	PUNCT
ap-1646	56	22	used	use	VERB
ap-1646	56	23	in	in	ADP
ap-1646	56	24	our	our	PRON
ap-1646	56	25	in	in	ADP
ap-1646	56	26	-	-	PUNCT
ap-1646	56	27	ear	ear	NOUN
ap-1646	56	28	ppg	ppg	PROPN
ap-1646	56	29	sensor	sensor	NOUN
ap-1646	56	30	)	)	PUNCT
ap-1646	56	31	.	.	PUNCT
ap-1646	57	1	static	static	ADJ
ap-1646	57	2	component	component	NOUN
ap-1646	57	3	of	of	ADP
ap-1646	57	4	the	the	DET
ap-1646	57	5	signal	signal	NOUN
ap-1646	57	6	,	,	PUNCT
ap-1646	57	7	also	also	ADV
ap-1646	57	8	containing	contain	VERB
ap-1646	57	9	slow	slow	ADJ
ap-1646	57	10	frequencies	frequency	NOUN
ap-1646	57	11	due	due	ADJ
ap-1646	57	12	to	to	ADP
ap-1646	57	13	respiration	respiration	NOUN
ap-1646	57	14	,	,	PUNCT
ap-1646	57	15	sympathetic	sympathetic	ADJ
ap-1646	57	16	nervous	nervous	ADJ
ap-1646	57	17	system	system	NOUN
ap-1646	57	18	activity	activity	NOUN
ap-1646	57	19	and	and	CCONJ
ap-1646	57	20	thermoregulation	thermoregulation	NOUN
ap-1646	58	1	[	[	X
ap-1646	58	2	3	3	NUM
ap-1646	58	3	,	,	PUNCT
ap-1646	58	4	9	9	NUM
ap-1646	58	5	]	]	PUNCT
ap-1646	58	6	.	.	PUNCT
ap-1646	59	1	although	although	SCONJ
ap-1646	59	2	some	some	DET
ap-1646	59	3	components	component	NOUN
ap-1646	59	4	of	of	ADP
ap-1646	59	5	a	a	DET
ap-1646	59	6	ppg	ppg	NOUN
ap-1646	59	7	signal	signal	NOUN
ap-1646	59	8	are	be	AUX
ap-1646	59	9	still	still	ADV
ap-1646	59	10	not	not	PART
ap-1646	59	11	fully	fully	ADV
ap-1646	59	12	understood	understand	VERB
ap-1646	59	13	,	,	PUNCT
ap-1646	59	14	it	it	PRON
ap-1646	59	15	is	be	AUX
ap-1646	59	16	generally	generally	ADV
ap-1646	59	17	accepted	accept	VERB
ap-1646	59	18	that	that	SCONJ
ap-1646	59	19	the	the	DET
ap-1646	59	20	signals	signal	NOUN
ap-1646	59	21	provide	provide	VERB
ap-1646	59	22	important	important	ADJ
ap-1646	59	23	information	information	NOUN
ap-1646	59	24	on	on	ADP
ap-1646	59	25	the	the	DET
ap-1646	59	26	cardiovascular	cardiovascular	ADJ
ap-1646	59	27	system	system	NOUN
ap-1646	59	28	[	[	X
ap-1646	59	29	5	5	NUM
ap-1646	59	30	]	]	PUNCT
ap-1646	59	31	.	.	PUNCT
ap-1646	60	1	2.2	2.2	NUM
ap-1646	60	2	in	in	ADP
ap-1646	60	3	-	-	PUNCT
ap-1646	60	4	ear	ear	NOUN
ap-1646	60	5	ppg	ppg	NOUN
ap-1646	60	6	measuring	measure	VERB
ap-1646	60	7	strategy	strategy	NOUN
ap-1646	60	8	due	due	ADP
ap-1646	60	9	to	to	ADP
ap-1646	60	10	the	the	DET
ap-1646	60	11	different	different	ADJ
ap-1646	60	12	physiological	physiological	ADJ
ap-1646	60	13	characteristics	characteristic	NOUN
ap-1646	60	14	of	of	ADP
ap-1646	60	15	finger	finger	NOUN
ap-1646	60	16	and	and	CCONJ
ap-1646	60	17	ear	ear	NOUN
ap-1646	60	18	,	,	PUNCT
ap-1646	60	19	commercial	commercial	ADJ
ap-1646	60	20	transmitting	transmit	VERB
ap-1646	60	21	sensors	sensor	NOUN
ap-1646	60	22	can	can	AUX
ap-1646	60	23	not	not	PART
ap-1646	60	24	be	be	AUX
ap-1646	60	25	used	use	VERB
ap-1646	60	26	for	for	ADP
ap-1646	60	27	in	in	ADP
ap-1646	60	28	-	-	PUNCT
ap-1646	60	29	ear	ear	NOUN
ap-1646	60	30	application	application	NOUN
ap-1646	60	31	.	.	PUNCT
ap-1646	61	1	therefore	therefore	ADV
ap-1646	61	2	,	,	PUNCT
ap-1646	61	3	together	together	ADV
ap-1646	61	4	with	with	ADP
ap-1646	61	5	our	our	PRON
ap-1646	61	6	partner	partner	NOUN
ap-1646	61	7	from	from	ADP
ap-1646	61	8	cis	cis	NOUN
ap-1646	61	9	erfurt	erfurt	PROPN
ap-1646	61	10	gmbh	gmbh	NOUN
ap-1646	61	11	,	,	PUNCT
ap-1646	61	12	we	we	PRON
ap-1646	61	13	developed	develop	VERB
ap-1646	61	14	a	a	DET
ap-1646	61	15	micro	micro	ADJ
ap-1646	61	16	-	-	ADJ
ap-1646	61	17	optoelectronic	optoelectronic	ADJ
ap-1646	61	18	remission	remission	NOUN
ap-1646	61	19	sensor	sensor	NOUN
ap-1646	61	20	chip	chip	NOUN
ap-1646	61	21	,	,	PUNCT
ap-1646	61	22	which	which	PRON
ap-1646	61	23	is	be	AUX
ap-1646	61	24	sealed	seal	VERB
ap-1646	61	25	into	into	ADP
ap-1646	61	26	an	an	DET
ap-1646	61	27	otoplastic	otoplastic	ADJ
ap-1646	61	28	housing	housing	NOUN
ap-1646	61	29	.	.	PUNCT
ap-1646	62	1	whereas	whereas	SCONJ
ap-1646	62	2	classic	classic	ADJ
ap-1646	62	3	systems	system	NOUN
ap-1646	62	4	(	(	PUNCT
ap-1646	62	5	e.g.	e.g.	ADV
ap-1646	62	6	pulse	pulse	NOUN
ap-1646	62	7	oximeters	oximeter	NOUN
ap-1646	62	8	)	)	PUNCT
ap-1646	62	9	use	use	VERB
ap-1646	62	10	a	a	DET
ap-1646	62	11	transmission	transmission	NOUN
ap-1646	62	12	mode	mode	NOUN
ap-1646	62	13	sensor	sensor	NOUN
ap-1646	62	14	,	,	PUNCT
ap-1646	62	15	our	our	PRON
ap-1646	62	16	system	system	NOUN
ap-1646	62	17	works	work	VERB
ap-1646	62	18	in	in	ADP
ap-1646	62	19	a	a	DET
ap-1646	62	20	reflectance	reflectance	NOUN
ap-1646	62	21	mode	mode	NOUN
ap-1646	62	22	(	(	PUNCT
ap-1646	62	23	fig	fig	NOUN
ap-1646	62	24	.	.	PUNCT
ap-1646	63	1	2	2	NUM
ap-1646	63	2	)	)	PUNCT
ap-1646	63	3	.	.	PUNCT
ap-1646	64	1	the	the	DET
ap-1646	64	2	anatomy	anatomy	NOUN
ap-1646	64	3	of	of	ADP
ap-1646	64	4	the	the	DET
ap-1646	64	5	ear	ear	NOUN
ap-1646	64	6	differs	differ	VERB
ap-1646	64	7	from	from	ADP
ap-1646	64	8	person	person	NOUN
ap-1646	64	9	to	to	ADP
ap-1646	64	10	person	person	NOUN
ap-1646	64	11	.	.	PUNCT
ap-1646	65	1	to	to	PART
ap-1646	65	2	decrease	decrease	VERB
ap-1646	65	3	motion	motion	NOUN
ap-1646	65	4	artifacts	artifact	NOUN
ap-1646	65	5	the	the	DET
ap-1646	65	6	in	in	ADP
ap-1646	65	7	-	-	PUNCT
ap-1646	65	8	ear	ear	NOUN
ap-1646	65	9	sensor	sensor	NOUN
ap-1646	65	10	must	must	AUX
ap-1646	65	11	fit	fit	VERB
ap-1646	65	12	into	into	ADP
ap-1646	65	13	the	the	DET
ap-1646	65	14	ear	ear	NOUN
ap-1646	65	15	as	as	ADV
ap-1646	65	16	closely	closely	ADV
ap-1646	65	17	as	as	ADP
ap-1646	65	18	possible	possible	ADJ
ap-1646	65	19	.	.	PUNCT
ap-1646	66	1	therefore	therefore	ADV
ap-1646	66	2	,	,	PUNCT
ap-1646	66	3	for	for	ADP
ap-1646	66	4	this	this	DET
ap-1646	66	5	project	project	NOUN
ap-1646	66	6	,	,	PUNCT
ap-1646	66	7	a	a	DET
ap-1646	66	8	customized	customize	VERB
ap-1646	66	9	ppg	ppg	NOUN
ap-1646	66	10	sensor	sensor	NOUN
ap-1646	66	11	was	be	AUX
ap-1646	66	12	made	make	VERB
ap-1646	66	13	to	to	PART
ap-1646	66	14	perfectly	perfectly	ADV
ap-1646	66	15	fit	fit	VERB
ap-1646	66	16	the	the	DET
ap-1646	66	17	person	person	NOUN
ap-1646	66	18	involved	involve	VERB
ap-1646	66	19	in	in	ADP
ap-1646	66	20	the	the	DET
ap-1646	66	21	experiment	experiment	NOUN
ap-1646	66	22	(	(	PUNCT
ap-1646	66	23	fig	fig	NOUN
ap-1646	66	24	.	.	PUNCT
ap-1646	67	1	1	1	NUM
ap-1646	67	2	;	;	PUNCT
ap-1646	67	3	left	leave	VERB
ap-1646	67	4	)	)	PUNCT
ap-1646	67	5	.	.	PUNCT
ap-1646	68	1	2.3	2.3	NUM
ap-1646	68	2	data	datum	NOUN
ap-1646	68	3	acquisition	acquisition	NOUN
ap-1646	68	4	technology	technology	NOUN
ap-1646	68	5	the	the	DET
ap-1646	68	6	long	long	ADJ
ap-1646	68	7	-	-	PUNCT
ap-1646	68	8	term	term	NOUN
ap-1646	68	9	monitoring	monitoring	NOUN
ap-1646	68	10	system	system	NOUN
ap-1646	68	11	used	use	VERB
ap-1646	68	12	in	in	ADP
ap-1646	68	13	the	the	DET
ap-1646	68	14	present	present	ADJ
ap-1646	68	15	study	study	NOUN
ap-1646	68	16	is	be	AUX
ap-1646	68	17	the	the	DET
ap-1646	68	18	lavimo	lavimo	PROPN
ap-1646	68	19	bluetooth	bluetooth	PROPN
ap-1646	68	20	version	version	PROPN
ap-1646	68	21	(	(	PUNCT
ap-1646	68	22	fig	fig	NOUN
ap-1646	68	23	.	.	PUNCT
ap-1646	69	1	1	1	NUM
ap-1646	69	2	;	;	PUNCT
ap-1646	69	3	right	right	ADJ
ap-1646	69	4	)	)	PUNCT
ap-1646	69	5	.	.	PUNCT
ap-1646	70	1	the	the	DET
ap-1646	70	2	bluetooth	bluetooth	PROPN
ap-1646	70	3	chip	chip	NOUN
ap-1646	70	4	(	(	PUNCT
ap-1646	70	5	paranitm	paranitm	PROPN
ap-1646	70	6	esd200	esd200	PROPN
ap-1646	70	7	)	)	PUNCT
ap-1646	70	8	provides	provide	VERB
ap-1646	70	9	a	a	DET
ap-1646	70	10	bluetooth	bluetooth	NOUN
ap-1646	70	11	connection	connection	NOUN
ap-1646	70	12	within	within	ADP
ap-1646	70	13	a	a	DET
ap-1646	70	14	range	range	NOUN
ap-1646	70	15	of	of	ADP
ap-1646	70	16	30	30	NUM
ap-1646	70	17	meters	meter	NOUN
ap-1646	70	18	,	,	PUNCT
ap-1646	70	19	which	which	PRON
ap-1646	70	20	allows	allow	VERB
ap-1646	70	21	easy	easy	ADJ
ap-1646	70	22	connection	connection	NOUN
ap-1646	70	23	to	to	ADP
ap-1646	70	24	a	a	DET
ap-1646	70	25	personal	personal	ADJ
ap-1646	70	26	computer	computer	NOUN
ap-1646	70	27	for	for	ADP
ap-1646	70	28	,	,	PUNCT
ap-1646	70	29	e.g.	e.g.	ADV
ap-1646	70	30	indoor	indoor	ADJ
ap-1646	70	31	sports	sport	NOUN
ap-1646	70	32	,	,	PUNCT
ap-1646	70	33	etc	etc	X
ap-1646	70	34	.	.	X
ap-1646	70	35	for	for	ADP
ap-1646	70	36	an	an	DET
ap-1646	70	37	outdoor	outdoor	ADJ
ap-1646	70	38	environment	environment	NOUN
ap-1646	70	39	,	,	PUNCT
ap-1646	70	40	the	the	DET
ap-1646	70	41	system	system	NOUN
ap-1646	70	42	can	can	AUX
ap-1646	70	43	be	be	AUX
ap-1646	70	44	connected	connect	VERB
ap-1646	70	45	,	,	PUNCT
ap-1646	70	46	for	for	ADP
ap-1646	70	47	instance	instance	NOUN
ap-1646	70	48	,	,	PUNCT
ap-1646	70	49	to	to	ADP
ap-1646	70	50	a	a	DET
ap-1646	70	51	smartphone	smartphone	NOUN
ap-1646	70	52	for	for	ADP
ap-1646	70	53	signal	signal	NOUN
ap-1646	70	54	processing	processing	NOUN
ap-1646	70	55	and	and	CCONJ
ap-1646	70	56	long	long	ADJ
ap-1646	70	57	-	-	PUNCT
ap-1646	70	58	term	term	NOUN
ap-1646	70	59	recording	recording	NOUN
ap-1646	70	60	.	.	PUNCT
ap-1646	71	1	the	the	DET
ap-1646	71	2	lavimo	lavimo	NOUN
ap-1646	71	3	system	system	NOUN
ap-1646	71	4	also	also	ADV
ap-1646	71	5	incorporates	incorporate	VERB
ap-1646	71	6	a	a	DET
ap-1646	71	7	3	3	NUM
ap-1646	71	8	-	-	PUNCT
ap-1646	71	9	axis	axis	NOUN
ap-1646	71	10	accelerometer	accelerometer	NOUN
ap-1646	71	11	(	(	PUNCT
ap-1646	71	12	lis3lv02dl	lis3lv02dl	PROPN
ap-1646	71	13	,	,	PUNCT
ap-1646	71	14	stmicroelectronics	stmicroelectronic	NOUN
ap-1646	71	15	)	)	PUNCT
ap-1646	71	16	based	base	VERB
ap-1646	71	17	on	on	ADP
ap-1646	71	18	a	a	DET
ap-1646	71	19	micro	micro	ADJ
ap-1646	71	20	-	-	ADJ
ap-1646	71	21	electromechanical	electromechanical	ADJ
ap-1646	71	22	system	system	NOUN
ap-1646	71	23	.	.	PUNCT
ap-1646	72	1	the	the	DET
ap-1646	72	2	accelerometer	accelerometer	NOUN
ap-1646	72	3	data	datum	NOUN
ap-1646	72	4	can	can	AUX
ap-1646	72	5	be	be	AUX
ap-1646	72	6	used	use	VERB
ap-1646	72	7	in	in	ADP
ap-1646	72	8	the	the	DET
ap-1646	72	9	signal	signal	ADJ
ap-1646	72	10	processing	processing	NOUN
ap-1646	72	11	of	of	ADP
ap-1646	72	12	the	the	DET
ap-1646	72	13	ppg	ppg	NOUN
ap-1646	72	14	signal	signal	NOUN
ap-1646	72	15	,	,	PUNCT
ap-1646	72	16	with	with	ADP
ap-1646	72	17	the	the	DET
ap-1646	72	18	aim	aim	NOUN
ap-1646	72	19	to	to	PART
ap-1646	72	20	detect	detect	VERB
ap-1646	72	21	and	and	CCONJ
ap-1646	72	22	reduce	reduce	VERB
ap-1646	72	23	movement	movement	NOUN
ap-1646	72	24	artifacts	artifact	NOUN
ap-1646	72	25	.	.	PUNCT
ap-1646	73	1	81	81	NUM
ap-1646	73	2	acta	acta	PROPN
ap-1646	73	3	polytechnica	polytechnica	PROPN
ap-1646	73	4	vol	vol	NOUN
ap-1646	73	5	.	.	PUNCT
ap-1646	74	1	52	52	NUM
ap-1646	74	2	no	no	NOUN
ap-1646	74	3	.	.	PUNCT
ap-1646	75	1	5/2012	5/2012	NUM
ap-1646	75	2	figure	figure	NOUN
ap-1646	75	3	3	3	NUM
ap-1646	75	4	:	:	PUNCT
ap-1646	75	5	obtained	obtain	VERB
ap-1646	75	6	ecg	ecg	PROPN
ap-1646	75	7	and	and	CCONJ
ap-1646	75	8	ppg	ppg	ADJ
ap-1646	75	9	signals	signal	NOUN
ap-1646	75	10	of	of	ADP
ap-1646	75	11	a	a	DET
ap-1646	75	12	healthy	healthy	ADJ
ap-1646	75	13	subject	subject	NOUN
ap-1646	75	14	at	at	ADP
ap-1646	75	15	0	0	NUM
ap-1646	75	16	km	km	PROPN
ap-1646	75	17	/	/	SYM
ap-1646	75	18	h.	h.	NOUN
ap-1646	75	19	2.4	2.4	NUM
ap-1646	75	20	strategies	strategy	NOUN
ap-1646	75	21	for	for	ADP
ap-1646	75	22	reduction	reduction	NOUN
ap-1646	75	23	of	of	ADP
ap-1646	75	24	movement	movement	NOUN
ap-1646	75	25	artifacts	artifact	VERB
ap-1646	75	26	the	the	DET
ap-1646	75	27	corruption	corruption	NOUN
ap-1646	75	28	of	of	ADP
ap-1646	75	29	a	a	DET
ap-1646	75	30	ppg	ppg	NOUN
ap-1646	75	31	signal	signal	NOUN
ap-1646	75	32	through	through	ADP
ap-1646	75	33	light	light	NOUN
ap-1646	75	34	or	or	CCONJ
ap-1646	75	35	movement	movement	NOUN
ap-1646	75	36	of	of	ADP
ap-1646	75	37	the	the	DET
ap-1646	75	38	subject	subject	NOUN
ap-1646	75	39	is	be	AUX
ap-1646	75	40	a	a	DET
ap-1646	75	41	limiting	limit	VERB
ap-1646	75	42	factor	factor	NOUN
ap-1646	75	43	in	in	ADP
ap-1646	75	44	a	a	DET
ap-1646	75	45	ppg	ppg	NOUN
ap-1646	75	46	system	system	NOUN
ap-1646	75	47	.	.	PUNCT
ap-1646	76	1	these	these	DET
ap-1646	76	2	artifacts	artifact	NOUN
ap-1646	76	3	mask	mask	VERB
ap-1646	76	4	the	the	DET
ap-1646	76	5	ppg	ppg	NOUN
ap-1646	76	6	signal	signal	NOUN
ap-1646	76	7	,	,	PUNCT
ap-1646	76	8	potentially	potentially	ADV
ap-1646	76	9	leading	lead	VERB
ap-1646	76	10	to	to	ADP
ap-1646	76	11	faulty	faulty	ADJ
ap-1646	76	12	interpretation	interpretation	NOUN
ap-1646	76	13	of	of	ADP
ap-1646	76	14	the	the	DET
ap-1646	76	15	ppg	ppg	NOUN
ap-1646	76	16	signals	signal	NOUN
ap-1646	76	17	and	and	CCONJ
ap-1646	76	18	erroneous	erroneous	ADJ
ap-1646	76	19	estimation	estimation	NOUN
ap-1646	76	20	of	of	ADP
ap-1646	76	21	the	the	DET
ap-1646	76	22	physiological	physiological	ADJ
ap-1646	76	23	parameters	parameter	NOUN
ap-1646	76	24	.	.	PUNCT
ap-1646	77	1	various	various	ADJ
ap-1646	77	2	attempts	attempt	NOUN
ap-1646	77	3	have	have	AUX
ap-1646	77	4	been	be	AUX
ap-1646	77	5	made	make	VERB
ap-1646	77	6	to	to	PART
ap-1646	77	7	find	find	VERB
ap-1646	77	8	strategies	strategy	NOUN
ap-1646	77	9	to	to	PART
ap-1646	77	10	circumvent	circumvent	VERB
ap-1646	77	11	these	these	DET
ap-1646	77	12	artifacts	artifact	NOUN
ap-1646	77	13	,	,	PUNCT
ap-1646	77	14	ranging	range	VERB
ap-1646	77	15	from	from	ADP
ap-1646	77	16	the	the	DET
ap-1646	77	17	use	use	NOUN
ap-1646	77	18	of	of	ADP
ap-1646	77	19	extra	extra	ADJ
ap-1646	77	20	hardware	hardware	NOUN
ap-1646	77	21	,	,	PUNCT
ap-1646	77	22	e.g.	e.g.	ADV
ap-1646	77	23	accelerometers	accelerometer	NOUN
ap-1646	77	24	[	[	X
ap-1646	77	25	16	16	NUM
ap-1646	77	26	,	,	PUNCT
ap-1646	77	27	4	4	NUM
ap-1646	77	28	,	,	PUNCT
ap-1646	77	29	6	6	NUM
ap-1646	77	30	,	,	PUNCT
ap-1646	77	31	12	12	NUM
ap-1646	77	32	]	]	PUNCT
ap-1646	77	33	to	to	ADP
ap-1646	77	34	several	several	ADJ
ap-1646	77	35	methods	method	NOUN
ap-1646	77	36	of	of	ADP
ap-1646	77	37	signal	signal	NOUN
ap-1646	77	38	processing	processing	NOUN
ap-1646	77	39	[	[	X
ap-1646	77	40	11	11	NUM
ap-1646	77	41	,	,	PUNCT
ap-1646	77	42	8	8	NUM
ap-1646	77	43	,	,	PUNCT
ap-1646	77	44	10	10	NUM
ap-1646	77	45	]	]	PUNCT
ap-1646	77	46	.	.	PUNCT
ap-1646	78	1	kim	kim	PROPN
ap-1646	78	2	et	et	PROPN
ap-1646	78	3	al	al	PROPN
ap-1646	78	4	.	.	PROPN
ap-1646	78	5	(	(	PUNCT
ap-1646	78	6	2007	2007	NUM
ap-1646	78	7	)	)	PUNCT
ap-1646	78	8	tried	try	VERB
ap-1646	78	9	to	to	PART
ap-1646	78	10	find	find	VERB
ap-1646	78	11	a	a	DET
ap-1646	78	12	relation	relation	NOUN
ap-1646	78	13	between	between	ADP
ap-1646	78	14	the	the	DET
ap-1646	78	15	distorted	distort	VERB
ap-1646	78	16	ppg	ppg	NOUN
ap-1646	78	17	signal	signal	NOUN
ap-1646	78	18	and	and	CCONJ
ap-1646	78	19	the	the	DET
ap-1646	78	20	acceleration	acceleration	NOUN
ap-1646	78	21	data	datum	NOUN
ap-1646	78	22	[	[	X
ap-1646	78	23	6	6	NUM
ap-1646	78	24	]	]	PUNCT
ap-1646	78	25	.	.	PUNCT
ap-1646	79	1	they	they	PRON
ap-1646	79	2	placed	place	VERB
ap-1646	79	3	the	the	DET
ap-1646	79	4	ppg	ppg	NOUN
ap-1646	79	5	sensor	sensor	NOUN
ap-1646	79	6	and	and	CCONJ
ap-1646	79	7	the	the	DET
ap-1646	79	8	accelerometer	accelerometer	NOUN
ap-1646	79	9	on	on	ADP
ap-1646	79	10	the	the	DET
ap-1646	79	11	forehead	forehead	NOUN
ap-1646	79	12	.	.	PUNCT
ap-1646	80	1	to	to	PART
ap-1646	80	2	have	have	VERB
ap-1646	80	3	a	a	DET
ap-1646	80	4	comparable	comparable	ADJ
ap-1646	80	5	signal	signal	NOUN
ap-1646	80	6	for	for	ADP
ap-1646	80	7	reference	reference	NOUN
ap-1646	80	8	they	they	PRON
ap-1646	80	9	placed	place	VERB
ap-1646	80	10	another	another	DET
ap-1646	80	11	ppg	ppg	NOUN
ap-1646	80	12	sensor	sensor	NOUN
ap-1646	80	13	on	on	ADP
ap-1646	80	14	the	the	DET
ap-1646	80	15	finger	finger	NOUN
ap-1646	80	16	(	(	PUNCT
ap-1646	80	17	the	the	DET
ap-1646	80	18	hand	hand	NOUN
ap-1646	80	19	was	be	AUX
ap-1646	80	20	constrained	constrain	VERB
ap-1646	80	21	to	to	PART
ap-1646	80	22	avoid	avoid	VERB
ap-1646	80	23	all	all	DET
ap-1646	80	24	movement	movement	NOUN
ap-1646	80	25	)	)	PUNCT
ap-1646	80	26	.	.	PUNCT
ap-1646	81	1	the	the	DET
ap-1646	81	2	subject	subject	NOUN
ap-1646	81	3	is	be	AUX
ap-1646	81	4	then	then	ADV
ap-1646	81	5	asked	ask	VERB
ap-1646	81	6	to	to	PART
ap-1646	81	7	shake	shake	VERB
ap-1646	81	8	his	his	PRON
ap-1646	81	9	head	head	NOUN
ap-1646	81	10	in	in	ADP
ap-1646	81	11	each	each	PRON
ap-1646	81	12	of	of	ADP
ap-1646	81	13	the	the	DET
ap-1646	81	14	axes	axis	NOUN
ap-1646	81	15	of	of	ADP
ap-1646	81	16	the	the	DET
ap-1646	81	17	accelerometer	accelerometer	NOUN
ap-1646	81	18	,	,	PUNCT
ap-1646	81	19	thereby	thereby	ADV
ap-1646	81	20	finding	find	VERB
ap-1646	81	21	the	the	DET
ap-1646	81	22	corresponding	correspond	VERB
ap-1646	81	23	correlation	correlation	NOUN
ap-1646	81	24	for	for	ADP
ap-1646	81	25	all	all	DET
ap-1646	81	26	axes	axis	NOUN
ap-1646	81	27	.	.	PUNCT
ap-1646	82	1	the	the	DET
ap-1646	82	2	detected	detect	VERB
ap-1646	82	3	ppg	ppg	NOUN
ap-1646	82	4	signal	signal	NOUN
ap-1646	82	5	is	be	AUX
ap-1646	82	6	also	also	ADV
ap-1646	82	7	thought	think	VERB
ap-1646	82	8	to	to	PART
ap-1646	82	9	be	be	AUX
ap-1646	82	10	additively	additively	ADV
ap-1646	82	11	corrupted	corrupt	VERB
ap-1646	82	12	by	by	ADP
ap-1646	82	13	the	the	DET
ap-1646	82	14	motion	motion	NOUN
ap-1646	82	15	detected	detect	VERB
ap-1646	82	16	with	with	ADP
ap-1646	82	17	the	the	DET
ap-1646	82	18	noise	noise	NOUN
ap-1646	82	19	reference	reference	NOUN
ap-1646	82	20	(	(	PUNCT
ap-1646	82	21	accelerometer	accelerometer	NOUN
ap-1646	82	22	)	)	PUNCT
ap-1646	83	1	[	[	X
ap-1646	83	2	12	12	NUM
ap-1646	83	3	]	]	PUNCT
ap-1646	83	4	.	.	PUNCT
ap-1646	84	1	nevertheless	nevertheless	ADV
ap-1646	84	2	,	,	PUNCT
ap-1646	84	3	cancellation	cancellation	NOUN
ap-1646	84	4	of	of	ADP
ap-1646	84	5	these	these	DET
ap-1646	84	6	movement	movement	NOUN
ap-1646	84	7	artifacts	artifact	NOUN
ap-1646	84	8	by	by	ADP
ap-1646	84	9	means	mean	NOUN
ap-1646	84	10	of	of	ADP
ap-1646	84	11	the	the	DET
ap-1646	84	12	acceleration	acceleration	NOUN
ap-1646	84	13	data	datum	NOUN
ap-1646	84	14	is	be	AUX
ap-1646	84	15	a	a	DET
ap-1646	84	16	complex	complex	ADJ
ap-1646	84	17	process	process	NOUN
ap-1646	84	18	that	that	PRON
ap-1646	84	19	requires	require	VERB
ap-1646	84	20	extensive	extensive	ADJ
ap-1646	84	21	knowledge	knowledge	NOUN
ap-1646	84	22	of	of	ADP
ap-1646	84	23	how	how	SCONJ
ap-1646	84	24	body	body	NOUN
ap-1646	84	25	acceleration	acceleration	NOUN
ap-1646	84	26	affects	affect	VERB
ap-1646	84	27	the	the	DET
ap-1646	84	28	measured	measured	ADJ
ap-1646	84	29	ppg	ppg	NOUN
ap-1646	84	30	signal	signal	NOUN
ap-1646	84	31	.	.	PUNCT
ap-1646	85	1	for	for	ADP
ap-1646	85	2	example	example	NOUN
ap-1646	85	3	,	,	PUNCT
ap-1646	85	4	knowledge	knowledge	NOUN
ap-1646	85	5	on	on	ADP
ap-1646	85	6	parameters	parameter	NOUN
ap-1646	85	7	such	such	ADJ
ap-1646	85	8	as	as	ADP
ap-1646	85	9	the	the	DET
ap-1646	85	10	delay	delay	NOUN
ap-1646	85	11	between	between	ADP
ap-1646	85	12	the	the	DET
ap-1646	85	13	two	two	NUM
ap-1646	85	14	signals	signal	NOUN
ap-1646	85	15	,	,	PUNCT
ap-1646	85	16	the	the	DET
ap-1646	85	17	weight	weight	NOUN
ap-1646	85	18	the	the	DET
ap-1646	85	19	motion	motion	NOUN
ap-1646	85	20	has	have	VERB
ap-1646	85	21	on	on	ADP
ap-1646	85	22	the	the	DET
ap-1646	85	23	ppg	ppg	NOUN
ap-1646	85	24	signal	signal	NOUN
ap-1646	85	25	,	,	PUNCT
ap-1646	85	26	as	as	ADV
ap-1646	85	27	well	well	ADV
ap-1646	85	28	as	as	ADP
ap-1646	85	29	the	the	DET
ap-1646	85	30	weight	weight	NOUN
ap-1646	85	31	of	of	ADP
ap-1646	85	32	each	each	DET
ap-1646	85	33	accelerometer	accelerometer	NOUN
ap-1646	85	34	axis	axis	NOUN
ap-1646	85	35	individually	individually	ADV
ap-1646	85	36	,	,	PUNCT
ap-1646	85	37	is	be	AUX
ap-1646	85	38	essential	essential	ADJ
ap-1646	85	39	.	.	PUNCT
ap-1646	86	1	during	during	ADP
ap-1646	86	2	ppg	ppg	PROPN
ap-1646	86	3	measurement	measurement	NOUN
ap-1646	86	4	,	,	PUNCT
ap-1646	86	5	the	the	DET
ap-1646	86	6	influence	influence	NOUN
ap-1646	86	7	of	of	ADP
ap-1646	86	8	the	the	DET
ap-1646	86	9	movement	movement	NOUN
ap-1646	86	10	condition	condition	NOUN
ap-1646	86	11	in	in	ADP
ap-1646	86	12	a	a	DET
ap-1646	86	13	walking	walking	NOUN
ap-1646	86	14	/	/	SYM
ap-1646	86	15	running	run	VERB
ap-1646	86	16	exercise	exercise	NOUN
ap-1646	86	17	is	be	AUX
ap-1646	86	18	particularly	particularly	ADV
ap-1646	86	19	strong	strong	ADJ
ap-1646	86	20	.	.	PUNCT
ap-1646	87	1	nevertheless	nevertheless	ADV
ap-1646	87	2	,	,	PUNCT
ap-1646	87	3	using	use	VERB
ap-1646	87	4	the	the	DET
ap-1646	87	5	3	3	NUM
ap-1646	87	6	-	-	PUNCT
ap-1646	87	7	axis	axis	NOUN
ap-1646	87	8	accelerometer	accelerometer	NOUN
ap-1646	87	9	data	datum	NOUN
ap-1646	87	10	recorded	record	VERB
ap-1646	87	11	together	together	ADV
ap-1646	87	12	with	with	ADP
ap-1646	87	13	the	the	DET
ap-1646	87	14	ppg	ppg	NOUN
ap-1646	87	15	measurements	measurement	NOUN
ap-1646	87	16	,	,	PUNCT
ap-1646	87	17	it	it	PRON
ap-1646	87	18	should	should	AUX
ap-1646	87	19	be	be	AUX
ap-1646	87	20	possible	possible	ADJ
ap-1646	87	21	to	to	PART
ap-1646	87	22	extract	extract	VERB
ap-1646	87	23	a	a	DET
ap-1646	87	24	‘	'	PUNCT
ap-1646	87	25	clean	clean	ADJ
ap-1646	87	26	’	'	PUNCT
ap-1646	87	27	figure	figure	NOUN
ap-1646	87	28	4	4	NUM
ap-1646	87	29	:	:	PUNCT
ap-1646	87	30	obtained	obtain	VERB
ap-1646	87	31	ecg	ecg	PROPN
ap-1646	87	32	and	and	CCONJ
ap-1646	87	33	ppg	ppg	ADJ
ap-1646	87	34	signals	signal	NOUN
ap-1646	87	35	of	of	ADP
ap-1646	87	36	a	a	DET
ap-1646	87	37	healthy	healthy	ADJ
ap-1646	87	38	subject	subject	NOUN
ap-1646	87	39	walking	walk	VERB
ap-1646	87	40	at	at	ADP
ap-1646	87	41	2	2	NUM
ap-1646	87	42	km	km	NOUN
ap-1646	87	43	/	/	SYM
ap-1646	87	44	h.	h.	PROPN
ap-1646	87	45	ppg	ppg	NOUN
ap-1646	87	46	from	from	ADP
ap-1646	87	47	a	a	DET
ap-1646	87	48	ppg	ppg	NOUN
ap-1646	87	49	with	with	ADP
ap-1646	87	50	artifacts	artifact	NOUN
ap-1646	87	51	.	.	PUNCT
ap-1646	88	1	studies	study	NOUN
ap-1646	88	2	on	on	ADP
ap-1646	88	3	reduction	reduction	NOUN
ap-1646	88	4	of	of	ADP
ap-1646	88	5	motion	motion	NOUN
ap-1646	88	6	artifacts	artifact	NOUN
ap-1646	88	7	without	without	ADP
ap-1646	88	8	using	use	VERB
ap-1646	88	9	extra	extra	ADJ
ap-1646	88	10	hardware	hardware	NOUN
ap-1646	88	11	(	(	PUNCT
ap-1646	88	12	e.g.	e.g.	ADV
ap-1646	88	13	accelerometers	accelerometer	NOUN
ap-1646	88	14	)	)	PUNCT
ap-1646	88	15	have	have	AUX
ap-1646	88	16	been	be	AUX
ap-1646	88	17	performed	perform	VERB
ap-1646	88	18	.	.	PUNCT
ap-1646	89	1	however	however	ADV
ap-1646	89	2	,	,	PUNCT
ap-1646	89	3	in	in	ADP
ap-1646	89	4	those	those	DET
ap-1646	89	5	studies	study	NOUN
ap-1646	89	6	only	only	ADV
ap-1646	89	7	a	a	DET
ap-1646	89	8	single	single	ADJ
ap-1646	89	9	motion	motion	NOUN
ap-1646	89	10	(	(	PUNCT
ap-1646	89	11	e.g.	e.g.	ADV
ap-1646	89	12	a	a	DET
ap-1646	89	13	single	single	ADJ
ap-1646	89	14	movement	movement	NOUN
ap-1646	89	15	of	of	ADP
ap-1646	89	16	a	a	DET
ap-1646	89	17	finger	finger	NOUN
ap-1646	89	18	)	)	PUNCT
ap-1646	89	19	is	be	AUX
ap-1646	89	20	provoked	provoke	VERB
ap-1646	89	21	,	,	PUNCT
ap-1646	89	22	allowing	allow	VERB
ap-1646	89	23	to	to	PART
ap-1646	89	24	use	use	VERB
ap-1646	89	25	another	another	DET
ap-1646	89	26	part	part	NOUN
ap-1646	89	27	of	of	ADP
ap-1646	89	28	the	the	DET
ap-1646	89	29	body	body	NOUN
ap-1646	89	30	as	as	ADP
ap-1646	89	31	a	a	DET
ap-1646	89	32	ppg	ppg	NOUN
ap-1646	89	33	reference	reference	NOUN
ap-1646	89	34	,	,	PUNCT
ap-1646	89	35	or	or	CCONJ
ap-1646	89	36	the	the	DET
ap-1646	89	37	rest	rest	NOUN
ap-1646	89	38	of	of	ADP
ap-1646	89	39	the	the	DET
ap-1646	89	40	signal	signal	NOUN
ap-1646	89	41	for	for	ADP
ap-1646	89	42	adaptive	adaptive	ADJ
ap-1646	89	43	filters	filter	NOUN
ap-1646	89	44	.	.	PUNCT
ap-1646	90	1	naraharisetti	naraharisetti	PROPN
ap-1646	90	2	et	et	PROPN
ap-1646	90	3	al	al	PROPN
ap-1646	90	4	.	.	PROPN
ap-1646	91	1	(	(	PUNCT
ap-1646	91	2	2011	2011	NUM
ap-1646	91	3	)	)	PUNCT
ap-1646	91	4	compared	compare	VERB
ap-1646	91	5	five	five	NUM
ap-1646	91	6	signal	signal	ADJ
ap-1646	91	7	processing	processing	NOUN
ap-1646	91	8	methods	method	NOUN
ap-1646	91	9	to	to	PART
ap-1646	91	10	reduce	reduce	VERB
ap-1646	91	11	artifacts	artifact	NOUN
ap-1646	91	12	on	on	ADP
ap-1646	91	13	a	a	DET
ap-1646	91	14	ppg	ppg	NOUN
ap-1646	91	15	signal	signal	NOUN
ap-1646	91	16	,	,	PUNCT
ap-1646	91	17	and	and	CCONJ
ap-1646	91	18	concluded	conclude	VERB
ap-1646	91	19	that	that	SCONJ
ap-1646	91	20	the	the	DET
ap-1646	91	21	singular	singular	ADJ
ap-1646	91	22	value	value	NOUN
ap-1646	91	23	decomposition	decomposition	NOUN
ap-1646	91	24	(	(	PUNCT
ap-1646	91	25	svd	svd	PROPN
ap-1646	91	26	)	)	PUNCT
ap-1646	91	27	and	and	CCONJ
ap-1646	91	28	cycle	cycle	NOUN
ap-1646	91	29	-	-	PUNCT
ap-1646	91	30	bycycle	bycycle	NOUN
ap-1646	91	31	fourier	fourier	PROPN
ap-1646	91	32	series	series	PROPN
ap-1646	91	33	analysis	analysis	NOUN
ap-1646	91	34	provided	provide	VERB
ap-1646	91	35	better	well	ADJ
ap-1646	91	36	results	result	NOUN
ap-1646	91	37	[	[	X
ap-1646	91	38	8	8	NUM
ap-1646	91	39	]	]	PUNCT
ap-1646	91	40	.	.	PUNCT
ap-1646	92	1	other	other	ADJ
ap-1646	92	2	studies	study	NOUN
ap-1646	92	3	used	use	VERB
ap-1646	92	4	synthetic	synthetic	ADJ
ap-1646	92	5	reference	reference	NOUN
ap-1646	92	6	signals	signal	NOUN
ap-1646	92	7	,	,	PUNCT
ap-1646	92	8	instead	instead	ADV
ap-1646	92	9	of	of	ADP
ap-1646	92	10	accelerometers	accelerometer	NOUN
ap-1646	92	11	,	,	PUNCT
ap-1646	92	12	for	for	ADP
ap-1646	92	13	the	the	DET
ap-1646	92	14	adaptive	adaptive	ADJ
ap-1646	92	15	filtering	filtering	NOUN
ap-1646	92	16	technique	technique	NOUN
ap-1646	92	17	[	[	X
ap-1646	92	18	11	11	NUM
ap-1646	92	19	,	,	PUNCT
ap-1646	92	20	10	10	NUM
ap-1646	92	21	]	]	PUNCT
ap-1646	92	22	.	.	PUNCT
ap-1646	93	1	to	to	ADP
ap-1646	93	2	our	our	PRON
ap-1646	93	3	knowledge	knowledge	NOUN
ap-1646	93	4	,	,	PUNCT
ap-1646	93	5	no	no	DET
ap-1646	93	6	studies	study	NOUN
ap-1646	93	7	on	on	ADP
ap-1646	93	8	a	a	DET
ap-1646	93	9	running	run	VERB
ap-1646	93	10	person	person	NOUN
ap-1646	93	11	or	or	CCONJ
ap-1646	93	12	in	in	ADP
ap-1646	93	13	a	a	DET
ap-1646	93	14	constant	constant	ADJ
ap-1646	93	15	motion	motion	NOUN
ap-1646	93	16	condition	condition	NOUN
ap-1646	93	17	have	have	AUX
ap-1646	93	18	been	be	AUX
ap-1646	93	19	performed	perform	VERB
ap-1646	93	20	in	in	ADP
ap-1646	93	21	the	the	DET
ap-1646	93	22	way	way	NOUN
ap-1646	93	23	presented	present	VERB
ap-1646	93	24	here	here	ADV
ap-1646	93	25	.	.	PUNCT
ap-1646	94	1	2.5	2.5	NUM
ap-1646	94	2	measurement	measurement	NOUN
ap-1646	94	3	scenario	scenario	NOUN
ap-1646	94	4	the	the	DET
ap-1646	94	5	present	present	ADJ
ap-1646	94	6	study	study	NOUN
ap-1646	94	7	was	be	AUX
ap-1646	94	8	performed	perform	VERB
ap-1646	94	9	indoors	indoor	NOUN
ap-1646	94	10	using	use	VERB
ap-1646	94	11	a	a	DET
ap-1646	94	12	treadmill	treadmill	NOUN
ap-1646	94	13	.	.	PUNCT
ap-1646	95	1	measurements	measurement	NOUN
ap-1646	95	2	were	be	AUX
ap-1646	95	3	recorded	record	VERB
ap-1646	95	4	of	of	ADP
ap-1646	95	5	a	a	DET
ap-1646	95	6	healthy	healthy	ADJ
ap-1646	95	7	28	28	NUM
ap-1646	95	8	-	-	PUNCT
ap-1646	95	9	year	year	NOUN
ap-1646	95	10	-	-	PUNCT
ap-1646	95	11	old	old	ADJ
ap-1646	95	12	male	male	ADJ
ap-1646	95	13	volunteer	volunteer	NOUN
ap-1646	95	14	running	run	VERB
ap-1646	95	15	continuously	continuously	ADV
ap-1646	95	16	at	at	ADP
ap-1646	95	17	speeds	speed	NOUN
ap-1646	95	18	of	of	ADP
ap-1646	95	19	0	0	NUM
ap-1646	95	20	,	,	PUNCT
ap-1646	95	21	2	2	NUM
ap-1646	95	22	,	,	PUNCT
ap-1646	95	23	4	4	NUM
ap-1646	95	24	,	,	PUNCT
ap-1646	95	25	9	9	NUM
ap-1646	95	26	,	,	PUNCT
ap-1646	95	27	4	4	NUM
ap-1646	95	28	,	,	PUNCT
ap-1646	95	29	11	11	NUM
ap-1646	95	30	and	and	CCONJ
ap-1646	95	31	0	0	NUM
ap-1646	95	32	km	km	PROPN
ap-1646	95	33	/	/	SYM
ap-1646	95	34	h	h	NOUN
ap-1646	95	35	with	with	ADP
ap-1646	95	36	a	a	DET
ap-1646	95	37	duration	duration	NOUN
ap-1646	95	38	of	of	ADP
ap-1646	95	39	about	about	ADV
ap-1646	95	40	2	2	NUM
ap-1646	95	41	min	min	NOUN
ap-1646	95	42	each	each	PRON
ap-1646	95	43	.	.	PUNCT
ap-1646	96	1	the	the	DET
ap-1646	96	2	measurements	measurement	NOUN
ap-1646	96	3	were	be	AUX
ap-1646	96	4	performed	perform	VERB
ap-1646	96	5	together	together	ADV
ap-1646	96	6	with	with	ADP
ap-1646	96	7	an	an	DET
ap-1646	96	8	ecg	ecg	PROPN
ap-1646	96	9	(	(	PUNCT
ap-1646	96	10	somnolab2	somnolab2	PROPN
ap-1646	96	11	,	,	PUNCT
ap-1646	96	12	weinmann	weinmann	PROPN
ap-1646	96	13	geräte	geräte	PROPN
ap-1646	96	14	für	für	PROPN
ap-1646	96	15	medizin	medizin	PROPN
ap-1646	96	16	gmbh	gmbh	PROPN
ap-1646	96	17	+	+	CCONJ
ap-1646	96	18	co.	co.	PROPN
ap-1646	96	19	kg	kg	PROPN
ap-1646	96	20	,	,	PUNCT
ap-1646	96	21	hamburg	hamburg	PROPN
ap-1646	96	22	,	,	PUNCT
ap-1646	96	23	germany	germany	PROPN
ap-1646	96	24	)	)	PUNCT
ap-1646	96	25	used	use	VERB
ap-1646	96	26	as	as	ADP
ap-1646	96	27	reference	reference	NOUN
ap-1646	96	28	measurement	measurement	NOUN
ap-1646	96	29	.	.	PUNCT
ap-1646	97	1	the	the	DET
ap-1646	97	2	device	device	NOUN
ap-1646	97	3	used	use	VERB
ap-1646	97	4	was	be	AUX
ap-1646	97	5	a	a	DET
ap-1646	97	6	customized	customized	ADJ
ap-1646	97	7	in	in	ADP
ap-1646	97	8	-	-	PUNCT
ap-1646	97	9	ear	ear	NOUN
ap-1646	97	10	ppg	ppg	NOUN
ap-1646	97	11	sensor	sensor	NOUN
ap-1646	97	12	(	(	PUNCT
ap-1646	97	13	as	as	SCONJ
ap-1646	97	14	described	describe	VERB
ap-1646	97	15	above	above	ADP
ap-1646	97	16	)	)	PUNCT
ap-1646	97	17	.	.	PUNCT
ap-1646	98	1	in	in	ADP
ap-1646	98	2	addition	addition	NOUN
ap-1646	98	3	,	,	PUNCT
ap-1646	98	4	movements	movement	NOUN
ap-1646	98	5	were	be	AUX
ap-1646	98	6	also	also	ADV
ap-1646	98	7	detected	detect	VERB
ap-1646	98	8	and	and	CCONJ
ap-1646	98	9	recorded	record	VERB
ap-1646	98	10	with	with	ADP
ap-1646	98	11	an	an	DET
ap-1646	98	12	accelerometer	accelerometer	NOUN
ap-1646	98	13	.	.	PUNCT
ap-1646	99	1	the	the	DET
ap-1646	99	2	ppg	ppg	PROPN
ap-1646	99	3	sensor	sensor	NOUN
ap-1646	99	4	was	be	AUX
ap-1646	99	5	fitted	fit	VERB
ap-1646	99	6	in	in	ADP
ap-1646	99	7	the	the	DET
ap-1646	99	8	left	left	ADJ
ap-1646	99	9	ear	ear	NOUN
ap-1646	99	10	and	and	CCONJ
ap-1646	99	11	the	the	DET
ap-1646	99	12	sensor	sensor	NOUN
ap-1646	99	13	interface	interface	NOUN
ap-1646	99	14	was	be	AUX
ap-1646	99	15	attached	attach	VERB
ap-1646	99	16	to	to	ADP
ap-1646	99	17	the	the	DET
ap-1646	99	18	trunk	trunk	NOUN
ap-1646	99	19	of	of	ADP
ap-1646	99	20	the	the	DET
ap-1646	99	21	volunteer	volunteer	NOUN
ap-1646	99	22	.	.	PUNCT
ap-1646	100	1	3	3	NUM
ap-1646	100	2	results	result	NOUN
ap-1646	100	3	and	and	CCONJ
ap-1646	100	4	discussion	discussion	NOUN
ap-1646	100	5	to	to	PART
ap-1646	100	6	analyze	analyze	VERB
ap-1646	100	7	the	the	DET
ap-1646	100	8	pulse	pulse	NOUN
ap-1646	100	9	waves	wave	NOUN
ap-1646	100	10	of	of	ADP
ap-1646	100	11	a	a	DET
ap-1646	100	12	ppg	ppg	NOUN
ap-1646	100	13	signal	signal	NOUN
ap-1646	100	14	,	,	PUNCT
ap-1646	100	15	the	the	DET
ap-1646	100	16	dc	dc	PROPN
ap-1646	100	17	component	component	NOUN
ap-1646	100	18	of	of	ADP
ap-1646	100	19	the	the	DET
ap-1646	100	20	signal	signal	NOUN
ap-1646	100	21	has	have	VERB
ap-1646	100	22	to	to	PART
ap-1646	100	23	be	be	AUX
ap-1646	100	24	removed	remove	VERB
ap-1646	100	25	.	.	PUNCT
ap-1646	101	1	therefore	therefore	ADV
ap-1646	101	2	,	,	PUNCT
ap-1646	101	3	to	to	PART
ap-1646	101	4	get	get	VERB
ap-1646	101	5	the	the	DET
ap-1646	101	6	heart	heart	NOUN
ap-1646	101	7	frequency	frequency	NOUN
ap-1646	101	8	range	range	NOUN
ap-1646	101	9	from	from	ADP
ap-1646	101	10	the	the	DET
ap-1646	101	11	ppg	ppg	NOUN
ap-1646	101	12	signal	signal	NOUN
ap-1646	101	13	,	,	PUNCT
ap-1646	101	14	82	82	NUM
ap-1646	101	15	acta	acta	PROPN
ap-1646	101	16	polytechnica	polytechnica	PROPN
ap-1646	101	17	vol	vol	NOUN
ap-1646	101	18	.	.	PROPN
ap-1646	102	1	52	52	NUM
ap-1646	102	2	no	no	NOUN
ap-1646	102	3	.	.	PUNCT
ap-1646	103	1	5/2012	5/2012	NUM
ap-1646	103	2	figure	figure	NOUN
ap-1646	103	3	5	5	NUM
ap-1646	103	4	:	:	PUNCT
ap-1646	103	5	spectrograms	spectrogram	NOUN
ap-1646	103	6	of	of	ADP
ap-1646	103	7	the	the	DET
ap-1646	103	8	ppg	ppg	NOUN
ap-1646	103	9	,	,	PUNCT
ap-1646	103	10	the	the	DET
ap-1646	103	11	ppg	ppg	NOUN
ap-1646	103	12	after	after	ADP
ap-1646	103	13	removal	removal	NOUN
ap-1646	103	14	of	of	ADP
ap-1646	103	15	motion	motion	NOUN
ap-1646	103	16	artifacts	artifact	NOUN
ap-1646	103	17	,	,	PUNCT
ap-1646	103	18	and	and	CCONJ
ap-1646	103	19	the	the	DET
ap-1646	103	20	reference	reference	NOUN
ap-1646	103	21	ecg	ecg	PROPN
ap-1646	103	22	signals	signal	NOUN
ap-1646	103	23	of	of	ADP
ap-1646	103	24	a	a	DET
ap-1646	103	25	healthy	healthy	ADJ
ap-1646	103	26	subject	subject	NOUN
ap-1646	103	27	during	during	ADP
ap-1646	103	28	the	the	DET
ap-1646	103	29	complete	complete	ADJ
ap-1646	103	30	measurement	measurement	NOUN
ap-1646	103	31	.	.	PUNCT
ap-1646	104	1	a	a	DET
ap-1646	104	2	3rd	3rd	ADJ
ap-1646	104	3	order	order	NOUN
ap-1646	104	4	band	band	NOUN
ap-1646	104	5	-	-	PUNCT
ap-1646	104	6	pass	pass	VERB
ap-1646	104	7	butterworth	butterworth	NOUN
ap-1646	104	8	filter	filter	NOUN
ap-1646	104	9	with	with	ADP
ap-1646	104	10	a	a	DET
ap-1646	104	11	cutoff	cutoff	NOUN
ap-1646	104	12	frequency	frequency	NOUN
ap-1646	104	13	of	of	ADP
ap-1646	104	14	0.1hz	0.1hz	NUM
ap-1646	104	15	to	to	ADP
ap-1646	104	16	10hz	10hz	NOUN
ap-1646	104	17	was	be	AUX
ap-1646	104	18	applied	apply	VERB
ap-1646	104	19	to	to	ADP
ap-1646	104	20	our	our	PRON
ap-1646	104	21	signals	signal	NOUN
ap-1646	104	22	.	.	PUNCT
ap-1646	105	1	to	to	PART
ap-1646	105	2	illustrate	illustrate	VERB
ap-1646	105	3	the	the	DET
ap-1646	105	4	performance	performance	NOUN
ap-1646	105	5	of	of	ADP
ap-1646	105	6	the	the	DET
ap-1646	105	7	system	system	NOUN
ap-1646	105	8	in	in	ADP
ap-1646	105	9	a	a	DET
ap-1646	105	10	non	non	ADJ
ap-1646	105	11	-	-	ADJ
ap-1646	105	12	active	active	ADJ
ap-1646	105	13	condition	condition	NOUN
ap-1646	105	14	,	,	PUNCT
ap-1646	105	15	figure	figure	NOUN
ap-1646	105	16	3	3	NUM
ap-1646	105	17	shows	show	VERB
ap-1646	105	18	a	a	DET
ap-1646	105	19	comparison	comparison	NOUN
ap-1646	105	20	of	of	ADP
ap-1646	105	21	the	the	DET
ap-1646	105	22	reference	reference	NOUN
ap-1646	105	23	signal	signal	NOUN
ap-1646	105	24	(	(	PUNCT
ap-1646	105	25	ecg	ecg	PROPN
ap-1646	105	26	)	)	PUNCT
ap-1646	105	27	and	and	CCONJ
ap-1646	105	28	the	the	DET
ap-1646	105	29	ppg	ppg	NOUN
ap-1646	105	30	signal	signal	NOUN
ap-1646	105	31	of	of	ADP
ap-1646	105	32	the	the	DET
ap-1646	105	33	subject	subject	NOUN
ap-1646	105	34	at	at	ADP
ap-1646	105	35	0	0	NUM
ap-1646	105	36	km	km	PROPN
ap-1646	105	37	/	/	SYM
ap-1646	105	38	h	h	PROPN
ap-1646	105	39	(	(	PUNCT
ap-1646	105	40	standing	standing	NOUN
ap-1646	105	41	)	)	PUNCT
ap-1646	105	42	.	.	PUNCT
ap-1646	106	1	figure	figure	NOUN
ap-1646	106	2	4	4	NUM
ap-1646	106	3	shows	show	VERB
ap-1646	106	4	a	a	DET
ap-1646	106	5	comparison	comparison	NOUN
ap-1646	106	6	between	between	ADP
ap-1646	106	7	the	the	DET
ap-1646	106	8	reference	reference	NOUN
ap-1646	106	9	signal	signal	NOUN
ap-1646	106	10	(	(	PUNCT
ap-1646	106	11	ecg	ecg	PROPN
ap-1646	106	12	)	)	PUNCT
ap-1646	106	13	and	and	CCONJ
ap-1646	106	14	the	the	DET
ap-1646	106	15	ppg	ppg	NOUN
ap-1646	106	16	signal	signal	NOUN
ap-1646	106	17	of	of	ADP
ap-1646	106	18	the	the	DET
ap-1646	106	19	subject	subject	NOUN
ap-1646	106	20	at	at	ADP
ap-1646	106	21	2	2	NUM
ap-1646	106	22	km	km	NOUN
ap-1646	106	23	/	/	SYM
ap-1646	106	24	h	h	NOUN
ap-1646	106	25	(	(	PUNCT
ap-1646	106	26	walking	walk	VERB
ap-1646	106	27	)	)	PUNCT
ap-1646	106	28	.	.	PUNCT
ap-1646	107	1	relative	relative	ADJ
ap-1646	107	2	to	to	ADP
ap-1646	107	3	the	the	DET
ap-1646	107	4	0	0	NUM
ap-1646	107	5	km	km	PROPN
ap-1646	107	6	/	/	SYM
ap-1646	107	7	h	h	PROPN
ap-1646	107	8	(	(	PUNCT
ap-1646	107	9	standing	standing	NOUN
ap-1646	107	10	)	)	PUNCT
ap-1646	107	11	and	and	CCONJ
ap-1646	107	12	2	2	NUM
ap-1646	107	13	km	km	NOUN
ap-1646	107	14	/	/	SYM
ap-1646	107	15	h	h	NOUN
ap-1646	107	16	(	(	PUNCT
ap-1646	107	17	walking	walk	VERB
ap-1646	107	18	)	)	PUNCT
ap-1646	107	19	,	,	PUNCT
ap-1646	107	20	no	no	DET
ap-1646	107	21	further	further	ADJ
ap-1646	107	22	filter	filter	NOUN
ap-1646	107	23	is	be	AUX
ap-1646	107	24	necessary	necessary	ADJ
ap-1646	107	25	to	to	PART
ap-1646	107	26	correctly	correctly	ADV
ap-1646	107	27	detect	detect	VERB
ap-1646	107	28	heart	heart	NOUN
ap-1646	107	29	activity	activity	NOUN
ap-1646	107	30	once	once	SCONJ
ap-1646	107	31	the	the	DET
ap-1646	107	32	obtained	obtain	VERB
ap-1646	107	33	signal	signal	NOUN
ap-1646	107	34	is	be	AUX
ap-1646	107	35	clear	clear	ADJ
ap-1646	107	36	and	and	CCONJ
ap-1646	107	37	stable	stable	ADJ
ap-1646	107	38	.	.	PUNCT
ap-1646	108	1	figure	figure	NOUN
ap-1646	108	2	5	5	NUM
ap-1646	108	3	presents	present	VERB
ap-1646	108	4	the	the	DET
ap-1646	108	5	time	time	NOUN
ap-1646	108	6	-	-	PUNCT
ap-1646	108	7	varying	vary	VERB
ap-1646	108	8	spectrum	spectrum	NOUN
ap-1646	108	9	of	of	ADP
ap-1646	108	10	the	the	DET
ap-1646	108	11	ppg	ppg	NOUN
ap-1646	108	12	,	,	PUNCT
ap-1646	108	13	the	the	DET
ap-1646	108	14	filtered	filter	VERB
ap-1646	108	15	ppg	ppg	NOUN
ap-1646	108	16	and	and	CCONJ
ap-1646	108	17	ecg	ecg	PROPN
ap-1646	108	18	signals	signal	NOUN
ap-1646	108	19	.	.	PUNCT
ap-1646	109	1	on	on	ADP
ap-1646	109	2	the	the	DET
ap-1646	109	3	ecg	ecg	PROPN
ap-1646	109	4	spectrogram	spectrogram	NOUN
ap-1646	109	5	,	,	PUNCT
ap-1646	109	6	the	the	DET
ap-1646	109	7	lines	line	NOUN
ap-1646	109	8	are	be	AUX
ap-1646	109	9	clear	clear	ADJ
ap-1646	109	10	and	and	CCONJ
ap-1646	109	11	correspond	correspond	VERB
ap-1646	109	12	to	to	ADP
ap-1646	109	13	the	the	DET
ap-1646	109	14	subject	subject	NOUN
ap-1646	109	15	’s	’s	PART
ap-1646	109	16	heart	heart	NOUN
ap-1646	109	17	rate	rate	NOUN
ap-1646	109	18	and	and	CCONJ
ap-1646	109	19	its	its	PRON
ap-1646	109	20	harmonics	harmonic	NOUN
ap-1646	109	21	.	.	PUNCT
ap-1646	110	1	note	note	VERB
ap-1646	110	2	that	that	SCONJ
ap-1646	110	3	although	although	SCONJ
ap-1646	110	4	the	the	DET
ap-1646	110	5	frequencies	frequency	NOUN
ap-1646	110	6	in	in	ADP
ap-1646	110	7	the	the	DET
ap-1646	110	8	ppg	ppg	NOUN
ap-1646	110	9	signal	signal	NOUN
ap-1646	110	10	measured	measure	VERB
ap-1646	110	11	with	with	ADP
ap-1646	110	12	our	our	PRON
ap-1646	110	13	system	system	NOUN
ap-1646	110	14	are	be	AUX
ap-1646	110	15	not	not	PART
ap-1646	110	16	particularly	particularly	ADV
ap-1646	110	17	sharp	sharp	ADJ
ap-1646	110	18	,	,	PUNCT
ap-1646	110	19	the	the	DET
ap-1646	110	20	behavior	behavior	NOUN
ap-1646	110	21	is	be	AUX
ap-1646	110	22	similar	similar	ADJ
ap-1646	110	23	to	to	ADP
ap-1646	110	24	the	the	DET
ap-1646	110	25	ecg	ecg	PROPN
ap-1646	110	26	measured	measure	VERB
ap-1646	110	27	with	with	ADP
ap-1646	110	28	a	a	DET
ap-1646	110	29	commercial	commercial	ADJ
ap-1646	110	30	device	device	NOUN
ap-1646	110	31	(	(	PUNCT
ap-1646	110	32	except	except	SCONJ
ap-1646	110	33	at	at	ADP
ap-1646	110	34	9	9	NUM
ap-1646	110	35	and	and	CCONJ
ap-1646	110	36	11	11	NUM
ap-1646	110	37	km	km	NOUN
ap-1646	110	38	/	/	SYM
ap-1646	110	39	h	h	NOUN
ap-1646	110	40	)	)	PUNCT
ap-1646	110	41	.	.	PUNCT
ap-1646	111	1	to	to	PART
ap-1646	111	2	separate	separate	VERB
ap-1646	111	3	cardiac	cardiac	ADJ
ap-1646	111	4	and	and	CCONJ
ap-1646	111	5	motion	motion	NOUN
ap-1646	111	6	activity	activity	NOUN
ap-1646	111	7	,	,	PUNCT
ap-1646	111	8	an	an	DET
ap-1646	111	9	intelligent	intelligent	ADJ
ap-1646	111	10	filter	filter	NOUN
ap-1646	111	11	has	have	AUX
ap-1646	111	12	been	be	AUX
ap-1646	111	13	implemented	implement	VERB
ap-1646	111	14	that	that	PRON
ap-1646	111	15	uses	use	VERB
ap-1646	111	16	the	the	DET
ap-1646	111	17	accelerometer	accelerometer	NOUN
ap-1646	111	18	data	datum	NOUN
ap-1646	111	19	(	(	PUNCT
ap-1646	111	20	y	y	NOUN
ap-1646	111	21	-	-	PUNCT
ap-1646	111	22	axis	axis	NOUN
ap-1646	111	23	):	):	PUNCT
ap-1646	111	24	the	the	DET
ap-1646	111	25	most	most	ADV
ap-1646	111	26	dominant	dominant	ADJ
ap-1646	111	27	maxima	maxima	NOUN
ap-1646	111	28	of	of	ADP
ap-1646	111	29	the	the	DET
ap-1646	111	30	spectral	spectral	ADJ
ap-1646	111	31	density	density	NOUN
ap-1646	111	32	of	of	ADP
ap-1646	111	33	the	the	DET
ap-1646	111	34	accelerometer	accelerometer	NOUN
ap-1646	111	35	data	datum	NOUN
ap-1646	111	36	are	be	AUX
ap-1646	111	37	obtained	obtain	VERB
ap-1646	111	38	.	.	PUNCT
ap-1646	112	1	by	by	ADP
ap-1646	112	2	means	mean	NOUN
ap-1646	112	3	of	of	ADP
ap-1646	112	4	these	these	DET
ap-1646	112	5	frequencies	frequency	NOUN
ap-1646	112	6	fmax	fmax	PROPN
ap-1646	112	7	,	,	PUNCT
ap-1646	112	8	accl	accl	NOUN
ap-1646	112	9	,	,	PUNCT
ap-1646	112	10	boundaries	boundary	NOUN
ap-1646	112	11	are	be	AUX
ap-1646	112	12	defined	define	VERB
ap-1646	112	13	in	in	ADP
ap-1646	112	14	the	the	DET
ap-1646	112	15	following	following	ADJ
ap-1646	112	16	way	way	NOUN
ap-1646	112	17	:	:	PUNCT
ap-1646	112	18	fdown	fdown	ADJ
ap-1646	112	19	=	=	SYM
ap-1646	112	20	fmax	fmax	PROPN
ap-1646	112	21	,	,	PUNCT
ap-1646	112	22	accl	accl	NOUN
ap-1646	112	23	−	−	PROPN
ap-1646	112	24	0.1hz	0.1hz	PROPN
ap-1646	112	25	,	,	PUNCT
ap-1646	112	26	for	for	ADP
ap-1646	112	27	main	main	ADJ
ap-1646	112	28	frequencies	frequency	NOUN
ap-1646	112	29	fup	fup	NOUN
ap-1646	112	30	=	=	SYM
ap-1646	112	31	fmax	fmax	PROPN
ap-1646	112	32	,	,	PUNCT
ap-1646	112	33	accl	accl	NOUN
ap-1646	112	34	+	+	CCONJ
ap-1646	112	35	0.1hz	0.1hz	PROPN
ap-1646	112	36	,	,	PUNCT
ap-1646	112	37	for	for	ADP
ap-1646	112	38	main	main	ADJ
ap-1646	112	39	frequencies	frequency	NOUN
ap-1646	112	40	fdown	fdown	NOUN
ap-1646	112	41	=	=	SYM
ap-1646	112	42	fmax	fmax	PROPN
ap-1646	112	43	,	,	PUNCT
ap-1646	112	44	accl	accl	NOUN
ap-1646	112	45	∗	∗	NOUN
ap-1646	112	46	n−	n−	NOUN
ap-1646	112	47	0.2hz	0.2hz	NOUN
ap-1646	112	48	,	,	PUNCT
ap-1646	112	49	for	for	ADP
ap-1646	112	50	n	n	PRON
ap-1646	112	51	harmonics	harmonic	NOUN
ap-1646	112	52	fup	fup	NOUN
ap-1646	112	53	=	=	SYM
ap-1646	112	54	fmax	fmax	PROPN
ap-1646	112	55	,	,	PUNCT
ap-1646	112	56	accl	accl	NOUN
ap-1646	112	57	∗	∗	NOUN
ap-1646	112	58	n+	n+	X
ap-1646	112	59	0.2hz	0.2hz	NOUN
ap-1646	112	60	,	,	PUNCT
ap-1646	112	61	for	for	ADP
ap-1646	112	62	n	n	CCONJ
ap-1646	112	63	harmonics	harmonic	NOUN
ap-1646	112	64	with	with	ADP
ap-1646	112	65	n	n	NOUN
ap-1646	112	66	=	=	SYM
ap-1646	112	67	2	2	NUM
ap-1646	112	68	,	,	PUNCT
ap-1646	112	69	3	3	NUM
ap-1646	112	70	and	and	CCONJ
ap-1646	112	71	4	4	NUM
ap-1646	112	72	.	.	X
ap-1646	112	73	figure	figure	VERB
ap-1646	112	74	6	6	NUM
ap-1646	112	75	:	:	PUNCT
ap-1646	112	76	comparison	comparison	NOUN
ap-1646	112	77	of	of	ADP
ap-1646	112	78	the	the	DET
ap-1646	112	79	ecg	ecg	PROPN
ap-1646	112	80	with	with	ADP
ap-1646	112	81	the	the	DET
ap-1646	112	82	normal	normal	ADJ
ap-1646	112	83	(	(	PUNCT
ap-1646	112	84	upper	upper	ADJ
ap-1646	112	85	graph	graph	NOUN
ap-1646	112	86	)	)	PUNCT
ap-1646	112	87	and	and	CCONJ
ap-1646	112	88	the	the	DET
ap-1646	112	89	enhanced	enhanced	ADJ
ap-1646	112	90	ppg	ppg	NOUN
ap-1646	112	91	signals	signal	NOUN
ap-1646	112	92	(	(	PUNCT
ap-1646	112	93	lower	low	ADJ
ap-1646	112	94	graph	graph	NOUN
ap-1646	112	95	)	)	PUNCT
ap-1646	112	96	,	,	PUNCT
ap-1646	112	97	at	at	ADP
ap-1646	112	98	a	a	DET
ap-1646	112	99	speed	speed	NOUN
ap-1646	112	100	of	of	ADP
ap-1646	112	101	4	4	NUM
ap-1646	112	102	km	km	NOUN
ap-1646	112	103	/	/	SYM
ap-1646	112	104	h.	h.	NOUN
ap-1646	113	1	these	these	DET
ap-1646	113	2	calculated	calculate	VERB
ap-1646	113	3	frequencies	frequency	NOUN
ap-1646	113	4	are	be	AUX
ap-1646	113	5	used	use	VERB
ap-1646	113	6	to	to	PART
ap-1646	113	7	implement	implement	VERB
ap-1646	113	8	zero	zero	NUM
ap-1646	113	9	-	-	PUNCT
ap-1646	113	10	phase	phase	NOUN
ap-1646	113	11	digital	digital	ADJ
ap-1646	113	12	band	band	NOUN
ap-1646	113	13	-	-	PUNCT
ap-1646	113	14	stop	stop	NOUN
ap-1646	113	15	filters	filter	NOUN
ap-1646	113	16	,	,	PUNCT
ap-1646	113	17	which	which	PRON
ap-1646	113	18	are	be	AUX
ap-1646	113	19	applied	apply	VERB
ap-1646	113	20	to	to	ADP
ap-1646	113	21	the	the	DET
ap-1646	113	22	sum	sum	NOUN
ap-1646	113	23	of	of	ADP
ap-1646	113	24	both	both	DET
ap-1646	113	25	ppg	ppg	NOUN
ap-1646	113	26	signals	signal	NOUN
ap-1646	113	27	(	(	PUNCT
ap-1646	113	28	1536th	1536th	ADJ
ap-1646	113	29	order	order	NOUN
ap-1646	113	30	at	at	ADP
ap-1646	113	31	main	main	ADJ
ap-1646	113	32	frequency	frequency	NOUN
ap-1646	113	33	,	,	PUNCT
ap-1646	113	34	512th	512th	ADJ
ap-1646	113	35	order	order	NOUN
ap-1646	113	36	at	at	ADP
ap-1646	113	37	harmonics	harmonic	NOUN
ap-1646	113	38	)	)	PUNCT
ap-1646	113	39	.	.	PUNCT
ap-1646	114	1	the	the	DET
ap-1646	114	2	results	result	NOUN
ap-1646	114	3	of	of	ADP
ap-1646	114	4	this	this	DET
ap-1646	114	5	algorithm	algorithm	NOUN
ap-1646	114	6	can	can	AUX
ap-1646	114	7	be	be	AUX
ap-1646	114	8	seen	see	VERB
ap-1646	114	9	in	in	ADP
ap-1646	114	10	figure	figure	NOUN
ap-1646	114	11	5	5	NUM
ap-1646	114	12	(	(	PUNCT
ap-1646	114	13	middle	middle	ADJ
ap-1646	114	14	band	band	NOUN
ap-1646	114	15	)	)	PUNCT
ap-1646	114	16	.	.	PUNCT
ap-1646	115	1	when	when	SCONJ
ap-1646	115	2	the	the	DET
ap-1646	115	3	speed	speed	NOUN
ap-1646	115	4	is	be	AUX
ap-1646	115	5	decreased	decrease	VERB
ap-1646	115	6	from	from	ADP
ap-1646	115	7	9	9	NUM
ap-1646	115	8	to	to	PART
ap-1646	115	9	4	4	NUM
ap-1646	115	10	km	km	NOUN
ap-1646	115	11	/	/	SYM
ap-1646	115	12	h	h	NOUN
ap-1646	115	13	(	(	PUNCT
ap-1646	115	14	t	t	NOUN
ap-1646	115	15	=	=	NUM
ap-1646	115	16	520	520	NUM
ap-1646	115	17	s	s	NOUN
ap-1646	115	18	)	)	PUNCT
ap-1646	115	19	,	,	PUNCT
ap-1646	115	20	the	the	DET
ap-1646	115	21	difference	difference	NOUN
ap-1646	115	22	in	in	ADP
ap-1646	115	23	cardiac	cardiac	ADJ
ap-1646	115	24	and	and	CCONJ
ap-1646	115	25	movement	movement	NOUN
ap-1646	115	26	activity	activity	NOUN
ap-1646	115	27	is	be	AUX
ap-1646	115	28	clearly	clearly	ADV
ap-1646	115	29	seen	see	VERB
ap-1646	115	30	,	,	PUNCT
ap-1646	115	31	since	since	SCONJ
ap-1646	115	32	the	the	DET
ap-1646	115	33	heart	heart	NOUN
ap-1646	115	34	rate	rate	NOUN
ap-1646	115	35	slowly	slowly	ADV
ap-1646	115	36	decreases	decrease	VERB
ap-1646	115	37	whereas	whereas	SCONJ
ap-1646	115	38	the	the	DET
ap-1646	115	39	movement	movement	NOUN
ap-1646	115	40	remains	remain	VERB
ap-1646	115	41	constant	constant	ADJ
ap-1646	115	42	.	.	PUNCT
ap-1646	116	1	thus	thus	ADV
ap-1646	116	2	,	,	PUNCT
ap-1646	116	3	the	the	DET
ap-1646	116	4	algorithm	algorithm	NOUN
ap-1646	116	5	is	be	AUX
ap-1646	116	6	able	able	ADJ
ap-1646	116	7	to	to	PART
ap-1646	116	8	separate	separate	VERB
ap-1646	116	9	the	the	DET
ap-1646	116	10	two	two	NUM
ap-1646	116	11	activities	activity	NOUN
ap-1646	116	12	and	and	CCONJ
ap-1646	116	13	significantly	significantly	ADV
ap-1646	116	14	reduces	reduce	VERB
ap-1646	116	15	motion	motion	NOUN
ap-1646	116	16	artifacts	artifact	NOUN
ap-1646	116	17	;	;	PUNCT
ap-1646	116	18	this	this	PRON
ap-1646	116	19	results	result	VERB
ap-1646	116	20	in	in	ADP
ap-1646	116	21	the	the	DET
ap-1646	116	22	filtered	filter	VERB
ap-1646	116	23	ppg	ppg	NOUN
ap-1646	116	24	having	have	VERB
ap-1646	116	25	a	a	DET
ap-1646	116	26	similar	similar	ADJ
ap-1646	116	27	spectrum	spectrum	NOUN
ap-1646	116	28	to	to	ADP
ap-1646	116	29	that	that	PRON
ap-1646	116	30	derived	derive	VERB
ap-1646	116	31	with	with	ADP
ap-1646	116	32	the	the	DET
ap-1646	116	33	ecg	ecg	PROPN
ap-1646	116	34	signal	signal	NOUN
ap-1646	116	35	.	.	PUNCT
ap-1646	117	1	for	for	ADP
ap-1646	117	2	the	the	DET
ap-1646	117	3	recordings	recording	NOUN
ap-1646	117	4	at	at	ADP
ap-1646	117	5	9	9	NUM
ap-1646	117	6	and	and	CCONJ
ap-1646	117	7	11	11	NUM
ap-1646	117	8	km	km	NOUN
ap-1646	117	9	/	/	SYM
ap-1646	117	10	h	h	NOUN
ap-1646	117	11	,	,	PUNCT
ap-1646	117	12	because	because	SCONJ
ap-1646	117	13	the	the	DET
ap-1646	117	14	main	main	ADJ
ap-1646	117	15	frequencies	frequency	NOUN
ap-1646	117	16	of	of	ADP
ap-1646	117	17	the	the	DET
ap-1646	117	18	movement	movement	NOUN
ap-1646	117	19	artifact	artifact	NOUN
ap-1646	117	20	are	be	AUX
ap-1646	117	21	very	very	ADV
ap-1646	117	22	similar	similar	ADJ
ap-1646	117	23	to	to	ADP
ap-1646	117	24	that	that	PRON
ap-1646	117	25	of	of	ADP
ap-1646	117	26	the	the	DET
ap-1646	117	27	heart	heart	NOUN
ap-1646	117	28	rate	rate	NOUN
ap-1646	117	29	,	,	PUNCT
ap-1646	117	30	and	and	CCONJ
ap-1646	117	31	the	the	DET
ap-1646	117	32	amplitude	amplitude	NOUN
ap-1646	117	33	of	of	ADP
ap-1646	117	34	the	the	DET
ap-1646	117	35	provoked	provoke	VERB
ap-1646	117	36	artifacts	artifact	NOUN
ap-1646	117	37	is	be	AUX
ap-1646	117	38	too	too	ADV
ap-1646	117	39	high	high	ADJ
ap-1646	117	40	,	,	PUNCT
ap-1646	117	41	the	the	DET
ap-1646	117	42	present	present	ADJ
ap-1646	117	43	filtering	filtering	NOUN
ap-1646	117	44	method	method	NOUN
ap-1646	117	45	is	be	AUX
ap-1646	117	46	not	not	PART
ap-1646	117	47	sufficiently	sufficiently	ADV
ap-1646	117	48	reliable	reliable	ADJ
ap-1646	117	49	.	.	PUNCT
ap-1646	118	1	this	this	PRON
ap-1646	118	2	means	mean	VERB
ap-1646	118	3	that	that	SCONJ
ap-1646	118	4	an	an	DET
ap-1646	118	5	improved	improved	ADJ
ap-1646	118	6	adaptive	adaptive	ADJ
ap-1646	118	7	filter	filter	NOUN
ap-1646	118	8	with	with	ADP
ap-1646	118	9	additional	additional	ADJ
ap-1646	118	10	parameters	parameter	NOUN
ap-1646	118	11	needs	need	VERB
ap-1646	118	12	to	to	PART
ap-1646	118	13	be	be	AUX
ap-1646	118	14	developed	develop	VERB
ap-1646	118	15	in	in	ADP
ap-1646	118	16	the	the	DET
ap-1646	118	17	future	future	NOUN
ap-1646	118	18	.	.	PUNCT
ap-1646	119	1	to	to	PART
ap-1646	119	2	demonstrate	demonstrate	VERB
ap-1646	119	3	the	the	DET
ap-1646	119	4	actual	actual	ADJ
ap-1646	119	5	enhancement	enhancement	NOUN
ap-1646	119	6	at	at	ADP
ap-1646	119	7	a	a	DET
ap-1646	119	8	speed	speed	NOUN
ap-1646	119	9	of	of	ADP
ap-1646	119	10	4	4	NUM
ap-1646	119	11	km	km	NOUN
ap-1646	119	12	/	/	SYM
ap-1646	119	13	h	h	NOUN
ap-1646	119	14	,	,	PUNCT
ap-1646	119	15	the	the	DET
ap-1646	119	16	resulting	result	VERB
ap-1646	119	17	signal	signal	NOUN
ap-1646	119	18	is	be	AUX
ap-1646	119	19	shown	show	VERB
ap-1646	119	20	in	in	ADP
ap-1646	119	21	figure	figure	NOUN
ap-1646	119	22	6	6	NUM
ap-1646	119	23	.	.	PUNCT
ap-1646	120	1	as	as	SCONJ
ap-1646	120	2	can	can	AUX
ap-1646	120	3	be	be	AUX
ap-1646	120	4	seen	see	VERB
ap-1646	120	5	,	,	PUNCT
ap-1646	120	6	the	the	DET
ap-1646	120	7	missing	missing	ADJ
ap-1646	120	8	ppg	ppg	NOUN
ap-1646	120	9	peak	peak	NOUN
ap-1646	120	10	at	at	ADP
ap-1646	120	11	557.5	557.5	NUM
ap-1646	120	12	s	s	NOUN
ap-1646	120	13	was	be	AUX
ap-1646	120	14	recovered	recover	VERB
ap-1646	120	15	in	in	ADP
ap-1646	120	16	the	the	DET
ap-1646	120	17	enhanced	enhanced	ADJ
ap-1646	120	18	ppg	ppg	NOUN
ap-1646	120	19	and	and	CCONJ
ap-1646	120	20	all	all	DET
ap-1646	120	21	the	the	DET
ap-1646	120	22	other	other	ADJ
ap-1646	120	23	peaks	peak	NOUN
ap-1646	120	24	also	also	ADV
ap-1646	120	25	appear	appear	VERB
ap-1646	120	26	to	to	PART
ap-1646	120	27	have	have	VERB
ap-1646	120	28	a	a	DET
ap-1646	120	29	better	well	ADJ
ap-1646	120	30	correlation	correlation	NOUN
ap-1646	120	31	with	with	ADP
ap-1646	120	32	the	the	DET
ap-1646	120	33	ecg	ecg	PROPN
ap-1646	120	34	signal	signal	NOUN
ap-1646	120	35	.	.	PUNCT
ap-1646	121	1	the	the	DET
ap-1646	121	2	enhanced	enhanced	ADJ
ap-1646	121	3	ppg	ppg	NOUN
ap-1646	121	4	shows	show	VERB
ap-1646	121	5	a	a	DET
ap-1646	121	6	better	well	ADJ
ap-1646	121	7	performance	performance	NOUN
ap-1646	121	8	in	in	ADP
ap-1646	121	9	terms	term	NOUN
ap-1646	121	10	of	of	ADP
ap-1646	121	11	heart	heart	NOUN
ap-1646	121	12	activity	activity	NOUN
ap-1646	121	13	than	than	ADP
ap-1646	121	14	the	the	DET
ap-1646	121	15	normal	normal	ADJ
ap-1646	121	16	ppg	ppg	NOUN
ap-1646	121	17	signal	signal	NOUN
ap-1646	121	18	.	.	PUNCT
ap-1646	122	1	figure	figure	VERB
ap-1646	122	2	7	7	NUM
ap-1646	122	3	presents	present	NOUN
ap-1646	122	4	data	datum	NOUN
ap-1646	122	5	corresponding	correspond	VERB
ap-1646	122	6	to	to	ADP
ap-1646	122	7	the	the	DET
ap-1646	122	8	3	3	NUM
ap-1646	122	9	-	-	PUNCT
ap-1646	122	10	axis	axis	NOUN
ap-1646	122	11	accelerometer	accelerometer	NOUN
ap-1646	122	12	obtained	obtain	VERB
ap-1646	122	13	at	at	ADP
ap-1646	122	14	a	a	DET
ap-1646	122	15	speed	speed	NOUN
ap-1646	122	16	of	of	ADP
ap-1646	122	17	9	9	NUM
ap-1646	122	18	km	km	PROPN
ap-1646	122	19	/	/	SYM
ap-1646	122	20	h.	h.	PROPN
ap-1646	122	21	as	as	SCONJ
ap-1646	122	22	can	can	AUX
ap-1646	122	23	be	be	AUX
ap-1646	122	24	seen	see	VERB
ap-1646	122	25	the	the	DET
ap-1646	122	26	three	three	NUM
ap-1646	122	27	axes	axis	NOUN
ap-1646	122	28	are	be	AUX
ap-1646	122	29	different	different	ADJ
ap-1646	122	30	,	,	PUNCT
ap-1646	122	31	comprised	comprise	VERB
ap-1646	122	32	of	of	ADP
ap-1646	122	33	different	different	ADJ
ap-1646	122	34	waveforms	waveform	NOUN
ap-1646	122	35	and	and	CCONJ
ap-1646	122	36	different	different	ADJ
ap-1646	122	37	amplitudes	amplitude	NOUN
ap-1646	122	38	.	.	PUNCT
ap-1646	123	1	a	a	DET
ap-1646	123	2	way	way	NOUN
ap-1646	123	3	to	to	PART
ap-1646	123	4	correctly	correctly	ADV
ap-1646	123	5	reconstruct	reconstruct	VERB
ap-1646	123	6	the	the	DET
ap-1646	123	7	ppg	ppg	NOUN
ap-1646	123	8	signal	signal	NOUN
ap-1646	123	9	at	at	ADP
ap-1646	123	10	higher	high	ADJ
ap-1646	123	11	speeds	speed	NOUN
ap-1646	123	12	might	might	AUX
ap-1646	123	13	be	be	AUX
ap-1646	123	14	to	to	PART
ap-1646	123	15	subtract	subtract	VERB
ap-1646	123	16	these	these	DET
ap-1646	123	17	data	datum	NOUN
ap-1646	123	18	from	from	ADP
ap-1646	123	19	the	the	DET
ap-1646	123	20	ppg	ppg	NOUN
ap-1646	124	1	[	[	X
ap-1646	124	2	12	12	NUM
ap-1646	124	3	]	]	PUNCT
ap-1646	124	4	.	.	PUNCT
ap-1646	125	1	therefore	therefore	ADV
ap-1646	125	2	,	,	PUNCT
ap-1646	125	3	this	this	DET
ap-1646	125	4	information	information	NOUN
ap-1646	125	5	needs	need	VERB
ap-1646	125	6	to	to	PART
ap-1646	125	7	be	be	AUX
ap-1646	125	8	carefully	carefully	ADV
ap-1646	125	9	analyzed	analyze	VERB
ap-1646	125	10	in	in	ADP
ap-1646	125	11	further	further	ADJ
ap-1646	125	12	studies	study	NOUN
ap-1646	125	13	.	.	PUNCT
ap-1646	126	1	figure	figure	NOUN
ap-1646	126	2	8	8	NUM
ap-1646	126	3	illustrates	illustrate	VERB
ap-1646	126	4	the	the	DET
ap-1646	126	5	spectral	spectral	ADJ
ap-1646	126	6	densities	density	NOUN
ap-1646	126	7	corre83	corre83	VERB
ap-1646	126	8	acta	acta	PROPN
ap-1646	126	9	polytechnica	polytechnica	PROPN
ap-1646	126	10	vol	vol	NOUN
ap-1646	126	11	.	.	PROPN
ap-1646	127	1	52	52	NUM
ap-1646	127	2	no	no	NOUN
ap-1646	127	3	.	.	PUNCT
ap-1646	128	1	5/2012	5/2012	NUM
ap-1646	128	2	figure	figure	NOUN
ap-1646	128	3	7	7	NUM
ap-1646	128	4	:	:	PUNCT
ap-1646	128	5	accelerometer	accelerometer	NOUN
ap-1646	128	6	data	datum	NOUN
ap-1646	128	7	corresponding	correspond	VERB
ap-1646	128	8	to	to	ADP
ap-1646	128	9	the	the	DET
ap-1646	128	10	x	x	PROPN
ap-1646	128	11	,	,	PUNCT
ap-1646	128	12	y	y	PROPN
ap-1646	128	13	and	and	CCONJ
ap-1646	128	14	z	z	NOUN
ap-1646	128	15	-	-	PUNCT
ap-1646	128	16	axis	axis	ADJ
ap-1646	128	17	,	,	PUNCT
ap-1646	128	18	at	at	ADP
ap-1646	128	19	a	a	DET
ap-1646	128	20	speed	speed	NOUN
ap-1646	128	21	of	of	ADP
ap-1646	128	22	9	9	NUM
ap-1646	128	23	km	km	PROPN
ap-1646	128	24	/	/	SYM
ap-1646	128	25	h.	h.	PROPN
ap-1646	128	26	sponding	sponding	NOUN
ap-1646	128	27	to	to	ADP
ap-1646	128	28	the	the	DET
ap-1646	128	29	accelerometer	accelerometer	NOUN
ap-1646	128	30	,	,	PUNCT
ap-1646	128	31	ppg	ppg	NOUN
ap-1646	128	32	and	and	CCONJ
ap-1646	128	33	ecg	ecg	PROPN
ap-1646	128	34	of	of	ADP
ap-1646	128	35	a	a	DET
ap-1646	128	36	subject	subject	NOUN
ap-1646	128	37	running	run	VERB
ap-1646	128	38	at	at	ADP
ap-1646	128	39	a	a	DET
ap-1646	128	40	speed	speed	NOUN
ap-1646	128	41	of	of	ADP
ap-1646	128	42	11	11	NUM
ap-1646	128	43	km	km	NOUN
ap-1646	128	44	/	/	SYM
ap-1646	128	45	h.	h.	NOUN
ap-1646	129	1	it	it	PRON
ap-1646	129	2	can	can	AUX
ap-1646	129	3	be	be	AUX
ap-1646	129	4	seen	see	VERB
ap-1646	129	5	that	that	SCONJ
ap-1646	129	6	the	the	DET
ap-1646	129	7	main	main	ADJ
ap-1646	129	8	frequency	frequency	NOUN
ap-1646	129	9	components	component	NOUN
ap-1646	129	10	measured	measure	VERB
ap-1646	129	11	by	by	ADP
ap-1646	129	12	the	the	DET
ap-1646	129	13	accelerometer	accelerometer	NOUN
ap-1646	129	14	that	that	PRON
ap-1646	129	15	correspond	correspond	VERB
ap-1646	129	16	to	to	ADP
ap-1646	129	17	the	the	DET
ap-1646	129	18	movement	movement	NOUN
ap-1646	129	19	is	be	AUX
ap-1646	129	20	very	very	ADV
ap-1646	129	21	strongly	strongly	ADV
ap-1646	129	22	present	present	ADJ
ap-1646	129	23	on	on	ADP
ap-1646	129	24	the	the	DET
ap-1646	129	25	ppg	ppg	NOUN
ap-1646	129	26	spectrum	spectrum	NOUN
ap-1646	129	27	,	,	PUNCT
ap-1646	129	28	overlapping	overlap	VERB
ap-1646	129	29	a	a	DET
ap-1646	129	30	large	large	ADJ
ap-1646	129	31	part	part	NOUN
ap-1646	129	32	of	of	ADP
ap-1646	129	33	the	the	DET
ap-1646	129	34	heart	heart	NOUN
ap-1646	129	35	frequencies	frequency	NOUN
ap-1646	129	36	,	,	PUNCT
ap-1646	129	37	which	which	PRON
ap-1646	129	38	then	then	ADV
ap-1646	129	39	become	become	VERB
ap-1646	129	40	imperceptible	imperceptible	ADJ
ap-1646	129	41	.	.	PUNCT
ap-1646	130	1	in	in	ADP
ap-1646	130	2	this	this	DET
ap-1646	130	3	case	case	NOUN
ap-1646	130	4	,	,	PUNCT
ap-1646	130	5	reduction	reduction	NOUN
ap-1646	130	6	of	of	ADP
ap-1646	130	7	movement	movement	NOUN
ap-1646	130	8	artifacts	artifact	NOUN
ap-1646	130	9	using	use	VERB
ap-1646	130	10	the	the	DET
ap-1646	130	11	same	same	ADJ
ap-1646	130	12	method	method	NOUN
ap-1646	130	13	as	as	SCONJ
ap-1646	130	14	used	use	VERB
ap-1646	130	15	for	for	ADP
ap-1646	130	16	a	a	DET
ap-1646	130	17	speed	speed	NOUN
ap-1646	130	18	of	of	ADP
ap-1646	130	19	4	4	NUM
ap-1646	130	20	km	km	NOUN
ap-1646	130	21	/	/	SYM
ap-1646	130	22	h	h	NOUN
ap-1646	130	23	could	could	AUX
ap-1646	130	24	not	not	PART
ap-1646	130	25	be	be	AUX
ap-1646	130	26	applied	apply	VERB
ap-1646	130	27	.	.	PUNCT
ap-1646	131	1	as	as	SCONJ
ap-1646	131	2	can	can	AUX
ap-1646	131	3	be	be	AUX
ap-1646	131	4	seen	see	VERB
ap-1646	131	5	on	on	ADP
ap-1646	131	6	the	the	DET
ap-1646	131	7	ecg	ecg	PROPN
ap-1646	131	8	spectrum	spectrum	NOUN
ap-1646	131	9	,	,	PUNCT
ap-1646	131	10	the	the	DET
ap-1646	131	11	heart	heart	NOUN
ap-1646	131	12	activity	activity	NOUN
ap-1646	131	13	has	have	VERB
ap-1646	131	14	frequency	frequency	NOUN
ap-1646	131	15	components	component	NOUN
ap-1646	131	16	in	in	ADP
ap-1646	131	17	the	the	DET
ap-1646	131	18	same	same	ADJ
ap-1646	131	19	range	range	NOUN
ap-1646	131	20	as	as	ADP
ap-1646	131	21	the	the	DET
ap-1646	131	22	movement	movement	NOUN
ap-1646	131	23	.	.	PUNCT
ap-1646	132	1	this	this	PRON
ap-1646	132	2	means	mean	VERB
ap-1646	132	3	that	that	SCONJ
ap-1646	132	4	if	if	SCONJ
ap-1646	132	5	we	we	PRON
ap-1646	132	6	completely	completely	ADV
ap-1646	132	7	eliminate	eliminate	VERB
ap-1646	132	8	the	the	DET
ap-1646	132	9	movement	movement	NOUN
ap-1646	132	10	frequencies	frequencie	VERB
ap-1646	132	11	the	the	DET
ap-1646	132	12	frequencies	frequency	NOUN
ap-1646	132	13	from	from	ADP
ap-1646	132	14	heart	heart	NOUN
ap-1646	132	15	activity	activity	NOUN
ap-1646	132	16	would	would	AUX
ap-1646	132	17	also	also	ADV
ap-1646	132	18	be	be	AUX
ap-1646	132	19	eliminated	eliminate	VERB
ap-1646	132	20	.	.	PUNCT
ap-1646	133	1	4	4	NUM
ap-1646	133	2	conclusion	conclusion	NOUN
ap-1646	133	3	the	the	DET
ap-1646	133	4	ppg	ppg	NOUN
ap-1646	133	5	-	-	PUNCT
ap-1646	133	6	based	base	VERB
ap-1646	133	7	system	system	NOUN
ap-1646	133	8	proved	prove	VERB
ap-1646	133	9	to	to	PART
ap-1646	133	10	be	be	AUX
ap-1646	133	11	sufficiently	sufficiently	ADV
ap-1646	133	12	robust	robust	ADJ
ap-1646	133	13	and	and	CCONJ
ap-1646	133	14	stable	stable	ADJ
ap-1646	133	15	for	for	ADP
ap-1646	133	16	speeds	speed	NOUN
ap-1646	133	17	up	up	ADP
ap-1646	133	18	to	to	PART
ap-1646	133	19	2	2	NUM
ap-1646	133	20	km	km	NOUN
ap-1646	133	21	/	/	SYM
ap-1646	133	22	h	h	NOUN
ap-1646	133	23	(	(	PUNCT
ap-1646	133	24	walking	walk	VERB
ap-1646	133	25	)	)	PUNCT
ap-1646	133	26	.	.	PUNCT
ap-1646	134	1	without	without	ADP
ap-1646	134	2	any	any	DET
ap-1646	134	3	additional	additional	ADJ
ap-1646	134	4	signal	signal	NOUN
ap-1646	134	5	processing	processing	NOUN
ap-1646	134	6	this	this	DET
ap-1646	134	7	system	system	NOUN
ap-1646	134	8	would	would	AUX
ap-1646	134	9	probably	probably	ADV
ap-1646	134	10	be	be	AUX
ap-1646	134	11	suitable	suitable	ADJ
ap-1646	134	12	for	for	ADP
ap-1646	134	13	daily	daily	ADJ
ap-1646	134	14	tasks	task	NOUN
ap-1646	134	15	that	that	PRON
ap-1646	134	16	do	do	AUX
ap-1646	134	17	not	not	PART
ap-1646	134	18	include	include	VERB
ap-1646	134	19	extreme	extreme	ADJ
ap-1646	134	20	movements	movement	NOUN
ap-1646	134	21	.	.	PUNCT
ap-1646	135	1	for	for	ADP
ap-1646	135	2	speeds	speed	NOUN
ap-1646	135	3	above	above	ADP
ap-1646	135	4	4	4	NUM
ap-1646	135	5	km	km	NOUN
ap-1646	135	6	/	/	SYM
ap-1646	135	7	h	h	NOUN
ap-1646	135	8	,	,	PUNCT
ap-1646	135	9	a	a	DET
ap-1646	135	10	high	high	ADJ
ap-1646	135	11	order	order	NOUN
ap-1646	135	12	band	band	NOUN
ap-1646	135	13	-	-	PUNCT
ap-1646	135	14	stop	stop	NOUN
ap-1646	135	15	filter	filter	NOUN
ap-1646	135	16	,	,	PUNCT
ap-1646	135	17	with	with	ADP
ap-1646	135	18	cut	cut	VERB
ap-1646	135	19	-	-	PUNCT
ap-1646	135	20	off	off	ADP
ap-1646	135	21	frequencies	frequency	NOUN
ap-1646	135	22	corresponding	correspond	VERB
ap-1646	135	23	to	to	ADP
ap-1646	135	24	the	the	DET
ap-1646	135	25	higher	high	ADJ
ap-1646	135	26	frequency	frequency	NOUN
ap-1646	135	27	and	and	CCONJ
ap-1646	135	28	the	the	DET
ap-1646	135	29	next	next	ADJ
ap-1646	135	30	three	three	NUM
ap-1646	135	31	harmonics	harmonic	NOUN
ap-1646	135	32	of	of	ADP
ap-1646	135	33	the	the	DET
ap-1646	135	34	accelerometer	accelerometer	NOUN
ap-1646	135	35	,	,	PUNCT
ap-1646	135	36	was	be	AUX
ap-1646	135	37	implemented	implement	VERB
ap-1646	135	38	.	.	PUNCT
ap-1646	136	1	it	it	PRON
ap-1646	136	2	was	be	AUX
ap-1646	136	3	then	then	ADV
ap-1646	136	4	possible	possible	ADJ
ap-1646	136	5	to	to	PART
ap-1646	136	6	remove	remove	VERB
ap-1646	136	7	the	the	DET
ap-1646	136	8	movement	movement	NOUN
ap-1646	136	9	artifacts	artifact	NOUN
ap-1646	136	10	from	from	ADP
ap-1646	136	11	the	the	DET
ap-1646	136	12	ppg	ppg	NOUN
ap-1646	136	13	signal	signal	NOUN
ap-1646	136	14	,	,	PUNCT
ap-1646	136	15	thereby	thereby	ADV
ap-1646	136	16	revealing	reveal	VERB
ap-1646	136	17	the	the	DET
ap-1646	136	18	frequency	frequency	ADJ
ap-1646	136	19	band	band	NOUN
ap-1646	136	20	of	of	ADP
ap-1646	136	21	heart	heart	NOUN
ap-1646	136	22	activity	activity	NOUN
ap-1646	136	23	.	.	PUNCT
ap-1646	137	1	for	for	ADP
ap-1646	137	2	higher	high	ADJ
ap-1646	137	3	speeds	speed	NOUN
ap-1646	137	4	,	,	PUNCT
ap-1646	137	5	such	such	ADJ
ap-1646	137	6	as	as	ADP
ap-1646	137	7	9	9	NUM
ap-1646	137	8	and	and	CCONJ
ap-1646	137	9	11	11	NUM
ap-1646	137	10	km	km	NOUN
ap-1646	137	11	/	/	SYM
ap-1646	137	12	h	h	NOUN
ap-1646	137	13	(	(	PUNCT
ap-1646	137	14	running	run	VERB
ap-1646	137	15	)	)	PUNCT
ap-1646	137	16	,	,	PUNCT
ap-1646	137	17	adaptive	adaptive	ADJ
ap-1646	137	18	filters	filter	NOUN
ap-1646	137	19	based	base	VERB
ap-1646	137	20	on	on	ADP
ap-1646	137	21	the	the	DET
ap-1646	137	22	accelerometer	accelerometer	NOUN
ap-1646	137	23	data	datum	NOUN
ap-1646	137	24	require	require	VERB
ap-1646	137	25	additional	additional	ADJ
ap-1646	137	26	study	study	NOUN
ap-1646	137	27	in	in	ADP
ap-1646	137	28	order	order	NOUN
ap-1646	137	29	to	to	PART
ap-1646	137	30	get	get	VERB
ap-1646	137	31	acceptable	acceptable	ADJ
ap-1646	137	32	results	result	NOUN
ap-1646	137	33	.	.	PUNCT
ap-1646	138	1	our	our	PRON
ap-1646	138	2	department	department	NOUN
ap-1646	138	3	is	be	AUX
ap-1646	138	4	also	also	ADV
ap-1646	138	5	investigating	investigate	VERB
ap-1646	138	6	measurement	measurement	NOUN
ap-1646	138	7	of	of	ADP
ap-1646	138	8	arterial	arterial	ADJ
ap-1646	138	9	oxygen	oxygen	NOUN
ap-1646	138	10	saturation	saturation	NOUN
ap-1646	138	11	(	(	PUNCT
ap-1646	138	12	spo2	spo2	PROPN
ap-1646	138	13	)	)	PUNCT
ap-1646	138	14	using	use	VERB
ap-1646	138	15	the	the	DET
ap-1646	138	16	same	same	ADJ
ap-1646	138	17	lavimo	lavimo	NOUN
ap-1646	138	18	system	system	NOUN
ap-1646	138	19	.	.	PUNCT
ap-1646	139	1	therefore	therefore	ADV
ap-1646	139	2	,	,	PUNCT
ap-1646	139	3	it	it	PRON
ap-1646	139	4	is	be	AUX
ap-1646	139	5	planned	plan	VERB
ap-1646	139	6	to	to	PART
ap-1646	139	7	extend	extend	VERB
ap-1646	139	8	this	this	DET
ap-1646	139	9	system	system	NOUN
ap-1646	139	10	with	with	ADP
ap-1646	139	11	spo2	spo2	PROPN
ap-1646	139	12	measurements	measurement	NOUN
ap-1646	139	13	during	during	ADP
ap-1646	139	14	physical	physical	ADJ
ap-1646	139	15	activity	activity	NOUN
ap-1646	139	16	.	.	PUNCT
ap-1646	140	1	figure	figure	NOUN
ap-1646	140	2	8	8	NUM
ap-1646	140	3	:	:	PUNCT
ap-1646	140	4	spectral	spectral	ADJ
ap-1646	140	5	densities	density	NOUN
ap-1646	140	6	of	of	ADP
ap-1646	140	7	the	the	DET
ap-1646	140	8	accelerometer	accelerometer	NOUN
ap-1646	140	9	,	,	PUNCT
ap-1646	140	10	ppg	ppg	NOUN
ap-1646	140	11	and	and	CCONJ
ap-1646	140	12	ecg	ecg	PROPN
ap-1646	140	13	of	of	ADP
ap-1646	140	14	a	a	DET
ap-1646	140	15	healthy	healthy	ADJ
ap-1646	140	16	subject	subject	NOUN
ap-1646	140	17	running	run	VERB
ap-1646	140	18	at	at	ADP
ap-1646	140	19	11	11	NUM
ap-1646	140	20	km	km	PROPN
ap-1646	140	21	/	/	SYM
ap-1646	140	22	h.	h.	PROPN
ap-1646	140	23	note	note	VERB
ap-1646	140	24	that	that	SCONJ
ap-1646	140	25	the	the	DET
ap-1646	140	26	ecg	ecg	PROPN
ap-1646	140	27	spectrum	spectrum	NOUN
ap-1646	140	28	has	have	AUX
ap-1646	140	29	a	a	DET
ap-1646	140	30	wide	wide	ADJ
ap-1646	140	31	range	range	NOUN
ap-1646	140	32	of	of	ADP
ap-1646	140	33	frequencies	frequency	NOUN
ap-1646	140	34	because	because	SCONJ
ap-1646	140	35	the	the	DET
ap-1646	140	36	subject	subject	NOUN
ap-1646	140	37	went	go	VERB
ap-1646	140	38	from	from	ADP
ap-1646	140	39	a	a	DET
ap-1646	140	40	4	4	NUM
ap-1646	140	41	km	km	NOUN
ap-1646	140	42	/	/	SYM
ap-1646	140	43	h	h	NOUN
ap-1646	140	44	to	to	ADP
ap-1646	140	45	an	an	DET
ap-1646	140	46	11	11	NUM
ap-1646	140	47	km	km	NOUN
ap-1646	140	48	/	/	SYM
ap-1646	140	49	h	h	NOUN
ap-1646	140	50	speed	speed	NOUN
ap-1646	140	51	exercise	exercise	NOUN
ap-1646	140	52	(	(	PUNCT
ap-1646	140	53	physical	physical	ADJ
ap-1646	140	54	stress	stress	NOUN
ap-1646	140	55	provoked	provoke	VERB
ap-1646	140	56	an	an	DET
ap-1646	140	57	increase	increase	NOUN
ap-1646	140	58	in	in	ADP
ap-1646	140	59	heart	heart	NOUN
ap-1646	140	60	rate	rate	NOUN
ap-1646	140	61	)	)	PUNCT
ap-1646	140	62	.	.	PUNCT
ap-1646	141	1	the	the	DET
ap-1646	141	2	ppg	ppg	NOUN
ap-1646	141	3	is	be	AUX
ap-1646	141	4	dominated	dominate	VERB
ap-1646	141	5	by	by	ADP
ap-1646	141	6	the	the	DET
ap-1646	141	7	movement	movement	NOUN
ap-1646	141	8	:	:	PUNCT
ap-1646	141	9	the	the	DET
ap-1646	141	10	ppg	ppg	NOUN
ap-1646	141	11	and	and	CCONJ
ap-1646	141	12	y	y	NOUN
ap-1646	141	13	-	-	PUNCT
ap-1646	141	14	axis	axis	NOUN
ap-1646	141	15	density	density	NOUN
ap-1646	141	16	almost	almost	ADV
ap-1646	141	17	correspond	correspond	VERB
ap-1646	141	18	with	with	ADP
ap-1646	141	19	each	each	DET
ap-1646	141	20	other	other	ADJ
ap-1646	141	21	.	.	PUNCT
ap-1646	142	1	acknowledgements	acknowledgement	NOUN
ap-1646	142	2	this	this	DET
ap-1646	142	3	research	research	NOUN
ap-1646	142	4	was	be	AUX
ap-1646	142	5	supervised	supervise	VERB
ap-1646	142	6	by	by	ADP
ap-1646	142	7	prof	prof	NOUN
ap-1646	142	8	.	.	PUNCT
ap-1646	143	1	v.	v.	ADP
ap-1646	143	2	blazek	blazek	NOUN
ap-1646	143	3	,	,	PUNCT
ap-1646	143	4	rwth	rwth	PROPN
ap-1646	143	5	aachen	aachen	PROPN
ap-1646	143	6	university	university	PROPN
ap-1646	143	7	,	,	PUNCT
ap-1646	143	8	germany	germany	PROPN
ap-1646	143	9	.	.	PUNCT
ap-1646	144	1	the	the	DET
ap-1646	144	2	authors	author	NOUN
ap-1646	144	3	gratefully	gratefully	ADV
ap-1646	144	4	acknowledge	acknowledge	VERB
ap-1646	144	5	financial	financial	ADJ
ap-1646	144	6	support	support	NOUN
ap-1646	144	7	from	from	ADP
ap-1646	144	8	the	the	DET
ap-1646	144	9	german	german	ADJ
ap-1646	144	10	federal	federal	PROPN
ap-1646	144	11	ministry	ministry	PROPN
ap-1646	144	12	of	of	ADP
ap-1646	144	13	science	science	PROPN
ap-1646	144	14	and	and	CCONJ
ap-1646	144	15	education	education	NOUN
ap-1646	144	16	,	,	PUNCT
ap-1646	144	17	the	the	DET
ap-1646	144	18	state	state	NOUN
ap-1646	144	19	of	of	ADP
ap-1646	144	20	north	north	PROPN
ap-1646	144	21	rhine	rhine	PROPN
ap-1646	144	22	-	-	PROPN
ap-1646	144	23	westphalia	westphalia	PROPN
ap-1646	144	24	(	(	PUNCT
ap-1646	144	25	nrw	nrw	PROPN
ap-1646	144	26	,	,	PUNCT
ap-1646	144	27	germany	germany	PROPN
ap-1646	144	28	)	)	PUNCT
ap-1646	144	29	and	and	CCONJ
ap-1646	144	30	the	the	DET
ap-1646	144	31	european	european	PROPN
ap-1646	144	32	union	union	PROPN
ap-1646	144	33	(	(	PUNCT
ap-1646	144	34	nrw	nrw	PROPN
ap-1646	144	35	ziel2	ziel2	PROPN
ap-1646	144	36	program	program	PROPN
ap-1646	144	37	)	)	PUNCT
ap-1646	144	38	.	.	PUNCT
ap-1646	145	1	references	reference	NOUN
ap-1646	145	2	[	[	X
ap-1646	145	3	1	1	X
ap-1646	145	4	]	]	X
ap-1646	145	5	john	john	PROPN
ap-1646	145	6	allen	allen	PROPN
ap-1646	145	7	.	.	PUNCT
ap-1646	145	8	photoplethysmography	photoplethysmography	NOUN
ap-1646	145	9	and	and	CCONJ
ap-1646	145	10	its	its	PRON
ap-1646	145	11	application	application	NOUN
ap-1646	145	12	in	in	ADP
ap-1646	145	13	clinical	clinical	ADJ
ap-1646	145	14	physiological	physiological	ADJ
ap-1646	145	15	measurement	measurement	NOUN
ap-1646	145	16	.	.	PUNCT
ap-1646	146	1	physiological	physiological	ADJ
ap-1646	146	2	measurement	measurement	NOUN
ap-1646	146	3	28(3):r1	28(3):r1	NUM
ap-1646	146	4	–	–	PUNCT
ap-1646	146	5	r39	r39	NOUN
ap-1646	146	6	,	,	PUNCT
ap-1646	146	7	2007	2007	NUM
ap-1646	146	8	.	.	PUNCT
ap-1646	147	1	[	[	X
ap-1646	147	2	2	2	NUM
ap-1646	147	3	]	]	X
ap-1646	147	4	r.	r.	PROPN
ap-1646	147	5	budgett	budgett	PROPN
ap-1646	147	6	.	.	PUNCT
ap-1646	148	1	fatigue	fatigue	NOUN
ap-1646	148	2	and	and	CCONJ
ap-1646	148	3	underperformance	underperformance	NOUN
ap-1646	148	4	in	in	ADP
ap-1646	148	5	athletes	athlete	NOUN
ap-1646	148	6	:	:	PUNCT
ap-1646	148	7	the	the	DET
ap-1646	148	8	overtraining	overtraine	VERB
ap-1646	148	9	syndrome	syndrome	NOUN
ap-1646	148	10	.	.	PUNCT
ap-1646	149	1	british	british	ADJ
ap-1646	149	2	journal	journal	PROPN
ap-1646	149	3	of	of	ADP
ap-1646	149	4	sports	sport	NOUN
ap-1646	149	5	medicine	medicine	NOUN
ap-1646	149	6	32(2):107–110	32(2):107–110	PROPN
ap-1646	149	7	,	,	PUNCT
ap-1646	149	8	1998	1998	NUM
ap-1646	149	9	.	.	PUNCT
ap-1646	150	1	[	[	X
ap-1646	150	2	3	3	X
ap-1646	150	3	]	]	PUNCT
ap-1646	150	4	a.	a.	NOUN
ap-1646	150	5	c	c	PROPN
ap-1646	150	6	burton	burton	PROPN
ap-1646	150	7	.	.	PUNCT
ap-1646	151	1	the	the	DET
ap-1646	151	2	range	range	NOUN
ap-1646	151	3	and	and	CCONJ
ap-1646	151	4	variability	variability	NOUN
ap-1646	151	5	of	of	ADP
ap-1646	151	6	the	the	DET
ap-1646	151	7	blood	blood	NOUN
ap-1646	151	8	flow	flow	NOUN
ap-1646	151	9	in	in	ADP
ap-1646	151	10	the	the	DET
ap-1646	151	11	human	human	ADJ
ap-1646	151	12	fingers	finger	NOUN
ap-1646	151	13	and	and	CCONJ
ap-1646	151	14	the	the	DET
ap-1646	151	15	vasomotor	vasomotor	NOUN
ap-1646	151	16	regulation	regulation	NOUN
ap-1646	151	17	of	of	ADP
ap-1646	151	18	body	body	NOUN
ap-1646	151	19	temperature	temperature	NOUN
ap-1646	151	20	.	.	PUNCT
ap-1646	152	1	american	american	ADJ
ap-1646	152	2	journal	journal	PROPN
ap-1646	152	3	of	of	ADP
ap-1646	152	4	physiology	physiology	NOUN
ap-1646	152	5	–	–	PUNCT
ap-1646	152	6	legacy	legacy	NOUN
ap-1646	152	7	content	content	NOUN
ap-1646	152	8	127(3):437–453	127(3):437–453	NUM
ap-1646	152	9	,	,	PUNCT
ap-1646	152	10	1939	1939	NUM
ap-1646	152	11	.	.	PUNCT
ap-1646	153	1	[	[	X
ap-1646	153	2	4	4	X
ap-1646	153	3	]	]	PUNCT
ap-1646	153	4	m.	m.	NOUN
ap-1646	153	5	el	el	PROPN
ap-1646	153	6	-	-	PUNCT
ap-1646	153	7	khoury	khoury	PROPN
ap-1646	153	8	,	,	PUNCT
ap-1646	153	9	j.	j.	PROPN
ap-1646	153	10	sola	sola	PROPN
ap-1646	153	11	,	,	PUNCT
ap-1646	153	12	v.	v.	ADP
ap-1646	153	13	neuman	neuman	NOUN
ap-1646	153	14	,	,	PUNCT
ap-1646	153	15	j.	j.	PROPN
ap-1646	153	16	krauss	krauss	PROPN
ap-1646	153	17	.	.	PUNCT
ap-1646	154	1	portable	portable	ADJ
ap-1646	154	2	spo2	spo2	PROPN
ap-1646	154	3	monitor	monitor	PROPN
ap-1646	154	4	:	:	PUNCT
ap-1646	154	5	a	a	DET
ap-1646	154	6	fast	fast	ADJ
ap-1646	154	7	response	response	NOUN
ap-1646	154	8	approach	approach	NOUN
ap-1646	154	9	.	.	PUNCT
ap-1646	155	1	pp	pp	X
ap-1646	155	2	.	.	PUNCT
ap-1646	156	1	1–5	1–5	X
ap-1646	156	2	.	.	X
ap-1646	156	3	ieee	ieee	PROPN
ap-1646	156	4	,	,	PUNCT
ap-1646	156	5	2007	2007	NUM
ap-1646	156	6	.	.	PUNCT
ap-1646	157	1	[	[	X
ap-1646	157	2	5	5	NUM
ap-1646	157	3	]	]	SYM
ap-1646	157	4	a.a.r	a.a.r	PROPN
ap-1646	157	5	.	.	PUNCT
ap-1646	157	6	kamal	kamal	PROPN
ap-1646	157	7	,	,	PUNCT
ap-1646	157	8	j.b	j.b	PROPN
ap-1646	157	9	.	.	PROPN
ap-1646	157	10	harness	harness	PROPN
ap-1646	157	11	,	,	PUNCT
ap-1646	157	12	g.	g.	PROPN
ap-1646	157	13	irving	irving	PROPN
ap-1646	157	14	,	,	PUNCT
ap-1646	157	15	a.j	a.j	PROPN
ap-1646	157	16	.	.	PROPN
ap-1646	157	17	mearns	mearns	PROPN
ap-1646	157	18	.	.	PUNCT
ap-1646	158	1	skin	skin	NOUN
ap-1646	158	2	photoplethysmography	photoplethysmography	NOUN
ap-1646	158	3	—	—	PUNCT
ap-1646	158	4	a	a	DET
ap-1646	158	5	review	review	NOUN
ap-1646	158	6	.	.	PUNCT
ap-1646	159	1	computer	computer	NOUN
ap-1646	159	2	methods	method	NOUN
ap-1646	159	3	and	and	CCONJ
ap-1646	159	4	programs	program	NOUN
ap-1646	159	5	in	in	ADP
ap-1646	159	6	biomedicine	biomedicine	NOUN
ap-1646	159	7	28(4):257–269	28(4):257–269	PROPN
ap-1646	159	8	,	,	PUNCT
ap-1646	159	9	1989	1989	NUM
ap-1646	159	10	.	.	PUNCT
ap-1646	160	1	84	84	NUM
ap-1646	160	2	acta	acta	PROPN
ap-1646	160	3	polytechnica	polytechnica	PROPN
ap-1646	160	4	vol	vol	NOUN
ap-1646	160	5	.	.	PUNCT
ap-1646	161	1	52	52	NUM
ap-1646	161	2	no	no	NOUN
ap-1646	161	3	.	.	PUNCT
ap-1646	162	1	5/2012	5/2012	NUM
ap-1646	163	1	[	[	X
ap-1646	163	2	6	6	NUM
ap-1646	163	3	]	]	PUNCT
ap-1646	163	4	sang	sing	VERB
ap-1646	163	5	hyun	hyun	PROPN
ap-1646	163	6	kim	kim	PROPN
ap-1646	163	7	,	,	PUNCT
ap-1646	163	8	dong	dong	PROPN
ap-1646	163	9	wan	wan	PROPN
ap-1646	163	10	ryoo	ryoo	PROPN
ap-1646	163	11	,	,	PUNCT
ap-1646	163	12	changseok	changseok	PROPN
ap-1646	163	13	bae	bae	PROPN
ap-1646	163	14	.	.	PUNCT
ap-1646	164	1	adaptive	adaptive	ADJ
ap-1646	164	2	noise	noise	NOUN
ap-1646	164	3	cancellation	cancellation	NOUN
ap-1646	164	4	using	use	VERB
ap-1646	164	5	accelerometers	accelerometer	NOUN
ap-1646	164	6	for	for	ADP
ap-1646	164	7	the	the	DET
ap-1646	164	8	ppg	ppg	NOUN
ap-1646	164	9	signal	signal	NOUN
ap-1646	164	10	from	from	ADP
ap-1646	164	11	forehead	forehead	PROPN
ap-1646	164	12	.	.	PUNCT
ap-1646	165	1	pp	pp	X
ap-1646	165	2	.	.	PUNCT
ap-1646	166	1	2564	2564	NUM
ap-1646	166	2	–	–	PUNCT
ap-1646	166	3	2567	2567	NUM
ap-1646	166	4	.	.	PUNCT
ap-1646	167	1	ieee	ieee	NOUN
ap-1646	167	2	,	,	PUNCT
ap-1646	167	3	2007	2007	NUM
ap-1646	167	4	.	.	PUNCT
ap-1646	168	1	[	[	X
ap-1646	168	2	7	7	NUM
ap-1646	168	3	]	]	X
ap-1646	168	4	barry	barry	PROPN
ap-1646	168	5	j.	j.	PROPN
ap-1646	168	6	maron	maron	PROPN
ap-1646	168	7	.	.	PUNCT
ap-1646	169	1	sudden	sudden	ADJ
ap-1646	169	2	death	death	NOUN
ap-1646	169	3	in	in	ADP
ap-1646	169	4	young	young	ADJ
ap-1646	169	5	athletes	athlete	NOUN
ap-1646	169	6	.	.	PUNCT
ap-1646	170	1	new	new	PROPN
ap-1646	170	2	england	england	PROPN
ap-1646	170	3	journal	journal	PROPN
ap-1646	170	4	of	of	ADP
ap-1646	170	5	medicine	medicine	NOUN
ap-1646	170	6	349(11):1064	349(11):1064	PROPN
ap-1646	170	7	–	–	PUNCT
ap-1646	170	8	1075	1075	NUM
ap-1646	170	9	,	,	PUNCT
ap-1646	170	10	2003	2003	NUM
ap-1646	170	11	.	.	PUNCT
ap-1646	171	1	[	[	X
ap-1646	171	2	8	8	X
ap-1646	171	3	]	]	X
ap-1646	171	4	kali	kali	PROPN
ap-1646	171	5	vara	vara	PROPN
ap-1646	171	6	prasad	prasad	PROPN
ap-1646	171	7	naraharisetti	naraharisetti	PROPN
ap-1646	171	8	,	,	PUNCT
ap-1646	171	9	manan	manan	PROPN
ap-1646	171	10	bawa	bawa	PROPN
ap-1646	171	11	.	.	PUNCT
ap-1646	172	1	comparison	comparison	NOUN
ap-1646	172	2	of	of	ADP
ap-1646	172	3	different	different	ADJ
ap-1646	172	4	signal	signal	NOUN
ap-1646	172	5	processing	processing	NOUN
ap-1646	172	6	methods	method	NOUN
ap-1646	172	7	for	for	ADP
ap-1646	172	8	reducing	reduce	VERB
ap-1646	172	9	artifacts	artifact	NOUN
ap-1646	172	10	from	from	ADP
ap-1646	172	11	photoplethysmograph	photoplethysmograph	NOUN
ap-1646	172	12	signal	signal	NOUN
ap-1646	172	13	.	.	PUNCT
ap-1646	173	1	pp	pp	X
ap-1646	173	2	.	.	PUNCT
ap-1646	174	1	1–8	1–8	X
ap-1646	174	2	.	.	PUNCT
ap-1646	174	3	ieee	ieee	PROPN
ap-1646	174	4	,	,	PUNCT
ap-1646	174	5	2011	2011	NUM
ap-1646	174	6	.	.	PUNCT
ap-1646	175	1	[	[	X
ap-1646	175	2	9	9	NUM
ap-1646	175	3	]	]	X
ap-1646	175	4	meir	meir	PROPN
ap-1646	175	5	nitzan	nitzan	NOUN
ap-1646	175	6	,	,	PUNCT
ap-1646	175	7	sergei	sergei	PROPN
ap-1646	175	8	turivnenko	turivnenko	PROPN
ap-1646	175	9	,	,	PUNCT
ap-1646	175	10	adina	adina	PROPN
ap-1646	175	11	milston	milston	PROPN
ap-1646	175	12	,	,	PUNCT
ap-1646	175	13	et	et	PROPN
ap-1646	175	14	al	al	PROPN
ap-1646	175	15	.	.	PUNCT
ap-1646	175	16	low	low	ADJ
ap-1646	175	17	-	-	PUNCT
ap-1646	175	18	frequency	frequency	NOUN
ap-1646	175	19	variability	variability	NOUN
ap-1646	175	20	in	in	ADP
ap-1646	175	21	the	the	DET
ap-1646	175	22	blood	blood	NOUN
ap-1646	175	23	volume	volume	NOUN
ap-1646	175	24	and	and	CCONJ
ap-1646	175	25	in	in	ADP
ap-1646	175	26	the	the	DET
ap-1646	175	27	blood	blood	NOUN
ap-1646	175	28	volume	volume	NOUN
ap-1646	175	29	pulse	pulse	NOUN
ap-1646	175	30	measured	measure	VERB
ap-1646	175	31	by	by	ADP
ap-1646	175	32	photoplethysmography	photoplethysmography	NOUN
ap-1646	175	33	.	.	PUNCT
ap-1646	176	1	journal	journal	PROPN
ap-1646	176	2	of	of	ADP
ap-1646	176	3	biomedical	biomedical	ADJ
ap-1646	176	4	optics	optic	NOUN
ap-1646	176	5	1:223–229	1:223–229	NUM
ap-1646	176	6	,	,	PUNCT
ap-1646	176	7	1996	1996	NUM
ap-1646	176	8	.	.	PUNCT
ap-1646	177	1	[	[	X
ap-1646	177	2	10	10	NUM
ap-1646	177	3	]	]	PUNCT
ap-1646	177	4	m.	m.	NOUN
ap-1646	177	5	raghu	raghu	PROPN
ap-1646	177	6	ram	ram	PROPN
ap-1646	177	7	,	,	PUNCT
ap-1646	177	8	k.	k.	PROPN
ap-1646	177	9	venu	venu	PROPN
ap-1646	177	10	madhav	madhav	PROPN
ap-1646	177	11	,	,	PUNCT
ap-1646	177	12	e.	e.	PROPN
ap-1646	177	13	hari	hari	PROPN
ap-1646	177	14	krishna	krishna	PROPN
ap-1646	177	15	,	,	PUNCT
ap-1646	177	16	et	et	PROPN
ap-1646	177	17	al	al	PROPN
ap-1646	177	18	.	.	PUNCT
ap-1646	178	1	a	a	DET
ap-1646	178	2	novel	novel	ADJ
ap-1646	178	3	approach	approach	NOUN
ap-1646	178	4	for	for	ADP
ap-1646	178	5	motion	motion	NOUN
ap-1646	178	6	artifact	artifact	NOUN
ap-1646	178	7	reduction	reduction	NOUN
ap-1646	178	8	in	in	ADP
ap-1646	178	9	ppg	ppg	NOUN
ap-1646	178	10	signals	signal	NOUN
ap-1646	178	11	based	base	VERB
ap-1646	178	12	on	on	ADP
ap-1646	178	13	as	as	ADP
ap-1646	178	14	-	-	PUNCT
ap-1646	178	15	lms	lms	NOUN
ap-1646	178	16	adaptive	adaptive	ADJ
ap-1646	178	17	filter	filter	NOUN
ap-1646	178	18	.	.	PUNCT
ap-1646	179	1	ieee	ieee	NOUN
ap-1646	179	2	transactions	transaction	NOUN
ap-1646	179	3	on	on	ADP
ap-1646	179	4	instrumentation	instrumentation	NOUN
ap-1646	179	5	and	and	CCONJ
ap-1646	179	6	measurement	measurement	NOUN
ap-1646	179	7	2011	2011	NUM
ap-1646	179	8	.	.	PUNCT
ap-1646	180	1	[	[	X
ap-1646	180	2	11	11	NUM
ap-1646	180	3	]	]	PUNCT
ap-1646	180	4	m.	m.	NOUN
ap-1646	180	5	raghu	raghu	PROPN
ap-1646	180	6	ram	ram	PROPN
ap-1646	180	7	,	,	PUNCT
ap-1646	180	8	k.	k.	PROPN
ap-1646	180	9	venu	venu	PROPN
ap-1646	180	10	madhav	madhav	PROPN
ap-1646	180	11	,	,	PUNCT
ap-1646	180	12	e.	e.	PROPN
ap-1646	180	13	hari	hari	PROPN
ap-1646	180	14	krishna	krishna	PROPN
ap-1646	180	15	,	,	PUNCT
ap-1646	180	16	et	et	PROPN
ap-1646	180	17	al	al	PROPN
ap-1646	180	18	.	.	PROPN
ap-1646	181	1	on	on	ADP
ap-1646	181	2	the	the	DET
ap-1646	181	3	performance	performance	NOUN
ap-1646	181	4	of	of	ADP
ap-1646	181	5	time	time	NOUN
ap-1646	181	6	varying	vary	VERB
ap-1646	181	7	step	step	NOUN
ap-1646	181	8	-	-	PUNCT
ap-1646	181	9	size	size	NOUN
ap-1646	181	10	least	least	ADV
ap-1646	181	11	mean	mean	VERB
ap-1646	181	12	squares(tvs	squares(tv	NOUN
ap-1646	181	13	-	-	PUNCT
ap-1646	181	14	lms	lm	NOUN
ap-1646	181	15	)	)	PUNCT
ap-1646	181	16	adaptive	adaptive	ADJ
ap-1646	181	17	filter	filter	NOUN
ap-1646	181	18	for	for	ADP
ap-1646	181	19	ma	ma	PROPN
ap-1646	181	20	reduction	reduction	NOUN
ap-1646	181	21	from	from	ADP
ap-1646	181	22	ppg	ppg	NOUN
ap-1646	181	23	signals	signal	NOUN
ap-1646	181	24	.	.	PUNCT
ap-1646	182	1	pp	pp	ADV
ap-1646	182	2	.	.	PUNCT
ap-1646	183	1	431–435	431–435	NUM
ap-1646	183	2	.	.	PUNCT
ap-1646	183	3	ieee	ieee	NOUN
ap-1646	183	4	,	,	PUNCT
ap-1646	183	5	2011	2011	NUM
ap-1646	183	6	.	.	PUNCT
ap-1646	184	1	[	[	X
ap-1646	184	2	12	12	NUM
ap-1646	184	3	]	]	X
ap-1646	184	4	a.r	a.r	PROPN
ap-1646	184	5	.	.	PROPN
ap-1646	184	6	relente	relente	PROPN
ap-1646	184	7	,	,	PUNCT
ap-1646	184	8	l.g	l.g	PROPN
ap-1646	184	9	.	.	PROPN
ap-1646	184	10	sison	sison	PROPN
ap-1646	184	11	.	.	PUNCT
ap-1646	185	1	characterization	characterization	NOUN
ap-1646	185	2	and	and	CCONJ
ap-1646	185	3	adaptive	adaptive	ADJ
ap-1646	185	4	filtering	filtering	NOUN
ap-1646	185	5	of	of	ADP
ap-1646	185	6	motion	motion	NOUN
ap-1646	185	7	artifacts	artifact	NOUN
ap-1646	185	8	in	in	ADP
ap-1646	185	9	pulse	pulse	NOUN
ap-1646	185	10	oximetry	oximetry	NOUN
ap-1646	185	11	using	use	VERB
ap-1646	185	12	accelerometers	accelerometer	NOUN
ap-1646	185	13	.	.	PUNCT
ap-1646	186	1	vol	vol	NOUN
ap-1646	186	2	.	.	PROPN
ap-1646	187	1	2	2	NUM
ap-1646	187	2	,	,	PUNCT
ap-1646	187	3	pp	pp	ADJ
ap-1646	187	4	.	.	PUNCT
ap-1646	188	1	1769	1769	NUM
ap-1646	188	2	–	–	PUNCT
ap-1646	188	3	1770	1770	NUM
ap-1646	188	4	.	.	PUNCT
ap-1646	189	1	ieee	ieee	NOUN
ap-1646	189	2	,	,	PUNCT
ap-1646	189	3	2002	2002	NUM
ap-1646	189	4	.	.	PUNCT
ap-1646	190	1	[	[	X
ap-1646	190	2	13	13	NUM
ap-1646	190	3	]	]	X
ap-1646	190	4	b.	b.	NOUN
ap-1646	190	5	venema	venema	PROPN
ap-1646	190	6	,	,	PUNCT
ap-1646	190	7	n.	n.	PROPN
ap-1646	190	8	blanik	blanik	X
ap-1646	190	9	,	,	PUNCT
ap-1646	190	10	v.	v.	CCONJ
ap-1646	190	11	blazek	blazek	NOUN
ap-1646	190	12	,	,	PUNCT
ap-1646	190	13	et	et	PROPN
ap-1646	190	14	al	al	PROPN
ap-1646	190	15	.	.	PROPN
ap-1646	190	16	advances	advance	NOUN
ap-1646	190	17	in	in	ADP
ap-1646	190	18	reflective	reflective	ADJ
ap-1646	190	19	oxygen	oxygen	NOUN
ap-1646	190	20	saturation	saturation	NOUN
ap-1646	190	21	monitoring	monitoring	NOUN
ap-1646	190	22	with	with	ADP
ap-1646	190	23	a	a	DET
ap-1646	190	24	novel	novel	NOUN
ap-1646	190	25	in	in	ADP
ap-1646	190	26	-	-	PUNCT
ap-1646	190	27	ear	ear	NOUN
ap-1646	190	28	sensor	sensor	NOUN
ap-1646	190	29	system	system	NOUN
ap-1646	190	30	:	:	PUNCT
ap-1646	190	31	results	result	NOUN
ap-1646	190	32	of	of	ADP
ap-1646	190	33	a	a	DET
ap-1646	190	34	human	human	ADJ
ap-1646	190	35	hypoxia	hypoxia	NOUN
ap-1646	190	36	study	study	NOUN
ap-1646	190	37	.	.	PUNCT
ap-1646	191	1	ieee	ieee	NOUN
ap-1646	191	2	transactions	transaction	NOUN
ap-1646	191	3	on	on	ADP
ap-1646	191	4	biomedical	biomedical	ADJ
ap-1646	191	5	engineering	engineering	NOUN
ap-1646	191	6	59(7):2003–2010	59(7):2003–2010	NUM
ap-1646	191	7	,	,	PUNCT
ap-1646	191	8	2012	2012	NUM
ap-1646	191	9	.	.	PUNCT
ap-1646	192	1	[	[	X
ap-1646	192	2	14	14	NUM
ap-1646	192	3	]	]	X
ap-1646	192	4	boudewijn	boudewijn	NOUN
ap-1646	192	5	venema	venema	NOUN
ap-1646	192	6	.	.	PUNCT
ap-1646	193	1	long	long	ADJ
ap-1646	193	2	-	-	PUNCT
ap-1646	193	3	term	term	NOUN
ap-1646	193	4	monitoring	monitoring	NOUN
ap-1646	193	5	of	of	ADP
ap-1646	193	6	cardiac	cardiac	ADJ
ap-1646	193	7	and	and	CCONJ
ap-1646	193	8	respiratory	respiratory	ADJ
ap-1646	193	9	activity	activity	NOUN
ap-1646	193	10	using	use	VERB
ap-1646	193	11	optoelectronic	optoelectronic	ADJ
ap-1646	193	12	sensor	sensor	NOUN
ap-1646	193	13	.	.	PUNCT
ap-1646	194	1	proceedings	proceeding	NOUN
ap-1646	194	2	of	of	ADP
ap-1646	194	3	the	the	DET
ap-1646	194	4	15th	15th	ADJ
ap-1646	194	5	international	international	ADJ
ap-1646	194	6	student	student	NOUN
ap-1646	194	7	conference	conference	NOUN
ap-1646	194	8	on	on	ADP
ap-1646	194	9	electrical	electrical	ADJ
ap-1646	194	10	engineering	engineering	NOUN
ap-1646	194	11	poster	poster	NOUN
ap-1646	194	12	2011	2011	NUM
ap-1646	194	13	pp	pp	NOUN
ap-1646	194	14	.	.	PUNCT
ap-1646	195	1	1–4	1–4	NUM
ap-1646	195	2	,	,	PUNCT
ap-1646	195	3	2011	2011	NUM
ap-1646	195	4	.	.	PUNCT
ap-1646	196	1	[	[	X
ap-1646	196	2	15	15	NUM
ap-1646	196	3	]	]	X
ap-1646	196	4	s.	s.	PROPN
ap-1646	196	5	vogel	vogel	PROPN
ap-1646	196	6	,	,	PUNCT
ap-1646	196	7	m.	m.	NOUN
ap-1646	196	8	hulsbusch	hulsbusch	PROPN
ap-1646	196	9	,	,	PUNCT
ap-1646	196	10	t.	t.	PROPN
ap-1646	196	11	hennig	hennig	PROPN
ap-1646	196	12	,	,	PUNCT
ap-1646	196	13	et	et	PROPN
ap-1646	196	14	al	al	PROPN
ap-1646	196	15	.	.	PUNCT
ap-1646	196	16	in	in	ADP
ap-1646	196	17	-	-	PUNCT
ap-1646	196	18	ear	ear	NOUN
ap-1646	196	19	vital	vital	ADJ
ap-1646	196	20	signs	sign	NOUN
ap-1646	196	21	monitoring	monitor	VERB
ap-1646	196	22	using	use	VERB
ap-1646	196	23	a	a	DET
ap-1646	196	24	novel	novel	ADJ
ap-1646	196	25	microoptic	microoptic	ADJ
ap-1646	196	26	reflective	reflective	ADJ
ap-1646	196	27	sensor	sensor	NOUN
ap-1646	196	28	.	.	PUNCT
ap-1646	197	1	ieee	ieee	NOUN
ap-1646	197	2	transactions	transaction	NOUN
ap-1646	197	3	on	on	ADP
ap-1646	197	4	information	information	NOUN
ap-1646	197	5	technology	technology	NOUN
ap-1646	197	6	in	in	ADP
ap-1646	197	7	biomedicine	biomedicine	NOUN
ap-1646	197	8	13(6):882–889	13(6):882–889	NUM
ap-1646	197	9	,	,	PUNCT
ap-1646	197	10	2009	2009	NUM
ap-1646	197	11	.	.	PUNCT
ap-1646	198	1	[	[	X
ap-1646	198	2	16	16	NUM
ap-1646	198	3	]	]	X
ap-1646	198	4	levi	levi	PROPN
ap-1646	198	5	b.	b.	PROPN
ap-1646	198	6	wood	wood	PROPN
ap-1646	198	7	,	,	PUNCT
ap-1646	198	8	h.	h.	PROPN
ap-1646	198	9	harry	harry	PROPN
ap-1646	198	10	asada	asada	PROPN
ap-1646	198	11	.	.	PUNCT
ap-1646	199	1	noise	noise	PROPN
ap-1646	199	2	cancellation	cancellation	NOUN
ap-1646	199	3	model	model	NOUN
ap-1646	199	4	validation	validation	NOUN
ap-1646	199	5	for	for	ADP
ap-1646	199	6	reduced	reduce	VERB
ap-1646	199	7	motion	motion	NOUN
ap-1646	199	8	artifact	artifact	ADJ
ap-1646	199	9	wearable	wearable	ADJ
ap-1646	199	10	ppg	ppg	NOUN
ap-1646	199	11	sensors	sensor	NOUN
ap-1646	199	12	using	use	VERB
ap-1646	199	13	mems	mem	NOUN
ap-1646	199	14	accelerometers	accelerometer	NOUN
ap-1646	199	15	.	.	PUNCT
ap-1646	200	1	pp	pp	ADV
ap-1646	200	2	.	.	PUNCT
ap-1646	201	1	3525–3528	3525–3528	NUM
ap-1646	201	2	.	.	PUNCT
ap-1646	201	3	ieee	ieee	PROPN
ap-1646	201	4	,	,	PUNCT
ap-1646	201	5	2006	2006	NUM
ap-1646	201	6	.	.	PUNCT
ap-1646	201	7	85	85	NUM