id	sid	tid	token	lemma	pos
ispiv-98	1	1	14th	14th	ADJ
ispiv-98	1	2	international	international	ADJ
ispiv-98	1	3	symposium	symposium	NOUN
ispiv-98	1	4	on	on	ADP
ispiv-98	1	5	particle	particle	NOUN
ispiv-98	1	6	image	image	NOUN
ispiv-98	1	7	velocimetry	velocimetry	NOUN
ispiv-98	1	8	–	–	PUNCT
ispiv-98	1	9	ispiv	ispiv	NOUN
ispiv-98	1	10	2021	2021	NUM
ispiv-98	1	11	august	august	PROPN
ispiv-98	1	12	1–5	1–5	NUM
ispiv-98	1	13	,	,	PUNCT
ispiv-98	1	14	2021	2021	NUM
ispiv-98	1	15	a	a	DET
ispiv-98	1	16	kalman	kalman	NOUN
ispiv-98	1	17	filtering	filter	VERB
ispiv-98	1	18	approach	approach	NOUN
ispiv-98	1	19	to	to	ADP
ispiv-98	1	20	particle	particle	NOUN
ispiv-98	1	21	track	track	NOUN
ispiv-98	1	22	filtering	filtering	NOUN
ispiv-98	1	23	and	and	CCONJ
ispiv-98	1	24	track	track	VERB
ispiv-98	1	25	uncertainty	uncertainty	NOUN
ispiv-98	1	26	quantification	quantification	NOUN
ispiv-98	1	27	for	for	ADP
ispiv-98	1	28	3d	3d	PROPN
ispiv-98	1	29	ptv	ptv	PROPN
ispiv-98	1	30	measurements	measurement	VERB
ispiv-98	1	31	r.	r.	PROPN
ispiv-98	1	32	sethu	sethu	PROPN
ispiv-98	1	33	viji	viji	PROPN
ispiv-98	1	34	,	,	PUNCT
ispiv-98	1	35	j.	j.	PROPN
ispiv-98	1	36	eshraghi	eshraghi	PROPN
ispiv-98	1	37	,	,	PUNCT
ispiv-98	1	38	j.	j.	PROPN
ispiv-98	1	39	zhang	zhang	PROPN
ispiv-98	1	40	,	,	PUNCT
ispiv-98	1	41	m.	m.	PROPN
ispiv-98	1	42	c.	c.	PROPN
ispiv-98	1	43	brindise	brindise	PROPN
ispiv-98	1	44	,	,	PUNCT
ispiv-98	1	45	s.	s.	PROPN
ispiv-98	1	46	bhattacharya	bhattacharya	PROPN
ispiv-98	1	47	,	,	PUNCT
ispiv-98	1	48	p.	p.	NOUN
ispiv-98	1	49	p.	p.	PROPN
ispiv-98	1	50	vlachos∗	vlachos∗	PROPN
ispiv-98	2	1	purdue	purdue	PROPN
ispiv-98	2	2	university	university	PROPN
ispiv-98	2	3	,	,	PUNCT
ispiv-98	2	4	department	department	NOUN
ispiv-98	2	5	of	of	ADP
ispiv-98	2	6	mechanical	mechanical	ADJ
ispiv-98	2	7	engineering	engineering	NOUN
ispiv-98	2	8	,	,	PUNCT
ispiv-98	2	9	west	west	PROPN
ispiv-98	2	10	lafayette	lafayette	PROPN
ispiv-98	2	11	,	,	PUNCT
ispiv-98	2	12	in	in	ADP
ispiv-98	2	13	47907	47907	NUM
ispiv-98	2	14	,	,	PUNCT
ispiv-98	2	15	usa	usa	PROPN
ispiv-98	2	16	∗	∗	PROPN
ispiv-98	2	17	pvlachos@purdue.edu	pvlachos@purdue.edu	PROPN
ispiv-98	3	1	abstract	abstract	ADJ
ispiv-98	3	2	three	three	NUM
ispiv-98	3	3	-	-	PUNCT
ispiv-98	3	4	dimensional	dimensional	ADJ
ispiv-98	3	5	particle	particle	NOUN
ispiv-98	3	6	tracking	tracking	NOUN
ispiv-98	3	7	velocimetry	velocimetry	NOUN
ispiv-98	3	8	(	(	PUNCT
ispiv-98	3	9	3d	3d	NOUN
ispiv-98	3	10	-	-	PUNCT
ispiv-98	3	11	ptv	ptv	NOUN
ispiv-98	3	12	)	)	PUNCT
ispiv-98	3	13	is	be	AUX
ispiv-98	3	14	a	a	DET
ispiv-98	3	15	non	non	ADJ
ispiv-98	3	16	-	-	ADJ
ispiv-98	3	17	invasive	invasive	ADJ
ispiv-98	3	18	flow	flow	NOUN
ispiv-98	3	19	measurement	measurement	NOUN
ispiv-98	3	20	technique	technique	NOUN
ispiv-98	3	21	that	that	PRON
ispiv-98	3	22	computes	compute	VERB
ispiv-98	3	23	the	the	DET
ispiv-98	3	24	velocity	velocity	NOUN
ispiv-98	3	25	field	field	NOUN
ispiv-98	3	26	by	by	ADP
ispiv-98	3	27	reconstructing	reconstruct	VERB
ispiv-98	3	28	3d	3d	NUM
ispiv-98	3	29	particle	particle	NOUN
ispiv-98	3	30	positions	position	NOUN
ispiv-98	3	31	of	of	ADP
ispiv-98	3	32	individual	individual	ADJ
ispiv-98	3	33	tracer	tracer	NOUN
ispiv-98	3	34	particles	particle	NOUN
ispiv-98	3	35	and	and	CCONJ
ispiv-98	3	36	by	by	ADP
ispiv-98	3	37	subsequently	subsequently	ADV
ispiv-98	3	38	tracking	track	VERB
ispiv-98	3	39	those	those	DET
ispiv-98	3	40	positions	position	NOUN
ispiv-98	3	41	.	.	PUNCT
ispiv-98	4	1	the	the	DET
ispiv-98	4	2	particle	particle	NOUN
ispiv-98	4	3	velocity	velocity	NOUN
ispiv-98	4	4	measurement	measurement	NOUN
ispiv-98	4	5	accuracy	accuracy	NOUN
ispiv-98	4	6	depends	depend	VERB
ispiv-98	4	7	on	on	ADP
ispiv-98	4	8	the	the	DET
ispiv-98	4	9	faithful	faithful	ADJ
ispiv-98	4	10	reconstruction	reconstruction	NOUN
ispiv-98	4	11	of	of	ADP
ispiv-98	4	12	3d	3d	NUM
ispiv-98	4	13	particle	particle	NOUN
ispiv-98	4	14	positions	position	NOUN
ispiv-98	4	15	.	.	PUNCT
ispiv-98	5	1	the	the	DET
ispiv-98	5	2	complex	complex	ADJ
ispiv-98	5	3	measurement	measurement	NOUN
ispiv-98	5	4	chain	chain	NOUN
ispiv-98	5	5	in	in	ADP
ispiv-98	5	6	3d	3d	PROPN
ispiv-98	5	7	-	-	PUNCT
ispiv-98	5	8	ptv	ptv	NOUN
ispiv-98	5	9	involves	involve	VERB
ispiv-98	5	10	several	several	ADJ
ispiv-98	5	11	steps	step	NOUN
ispiv-98	5	12	,	,	PUNCT
ispiv-98	5	13	from	from	ADP
ispiv-98	5	14	calibration	calibration	NOUN
ispiv-98	5	15	to	to	ADP
ispiv-98	5	16	3d	3d	NUM
ispiv-98	5	17	position	position	NOUN
ispiv-98	5	18	reconstruction	reconstruction	NOUN
ispiv-98	5	19	and	and	CCONJ
ispiv-98	5	20	particle	particle	NOUN
ispiv-98	5	21	position	position	NOUN
ispiv-98	5	22	tracking	tracking	NOUN
ispiv-98	5	23	,	,	PUNCT
ispiv-98	5	24	each	each	PRON
ispiv-98	5	25	having	have	VERB
ispiv-98	5	26	its	its	PRON
ispiv-98	5	27	own	own	ADJ
ispiv-98	5	28	source	source	NOUN
ispiv-98	5	29	of	of	ADP
ispiv-98	5	30	error	error	NOUN
ispiv-98	5	31	.	.	PUNCT
ispiv-98	6	1	additionally	additionally	ADV
ispiv-98	6	2	,	,	PUNCT
ispiv-98	6	3	higher	high	ADJ
ispiv-98	6	4	seeding	seeding	NOUN
ispiv-98	6	5	density	density	NOUN
ispiv-98	6	6	increases	increase	VERB
ispiv-98	6	7	the	the	DET
ispiv-98	6	8	uncertainty	uncertainty	NOUN
ispiv-98	6	9	in	in	ADP
ispiv-98	6	10	particle	particle	NOUN
ispiv-98	6	11	reconstruction	reconstruction	NOUN
ispiv-98	6	12	and	and	CCONJ
ispiv-98	6	13	tracking	tracking	NOUN
ispiv-98	6	14	,	,	PUNCT
ispiv-98	6	15	which	which	PRON
ispiv-98	6	16	in	in	ADP
ispiv-98	6	17	turn	turn	NOUN
ispiv-98	6	18	,	,	PUNCT
ispiv-98	6	19	increases	increase	VERB
ispiv-98	6	20	the	the	DET
ispiv-98	6	21	noise	noise	NOUN
ispiv-98	6	22	in	in	ADP
ispiv-98	6	23	the	the	DET
ispiv-98	6	24	estimated	estimate	VERB
ispiv-98	6	25	tracks	track	NOUN
ispiv-98	6	26	.	.	PUNCT
ispiv-98	7	1	a	a	DET
ispiv-98	7	2	noisy	noisy	ADJ
ispiv-98	7	3	track	track	NOUN
ispiv-98	7	4	decreases	decrease	VERB
ispiv-98	7	5	the	the	DET
ispiv-98	7	6	measurement	measurement	NOUN
ispiv-98	7	7	accuracy	accuracy	NOUN
ispiv-98	7	8	and	and	CCONJ
ispiv-98	7	9	amplifies	amplify	VERB
ispiv-98	7	10	any	any	DET
ispiv-98	7	11	noise	noise	NOUN
ispiv-98	7	12	in	in	ADP
ispiv-98	7	13	the	the	DET
ispiv-98	7	14	ptv	ptv	ADJ
ispiv-98	7	15	-	-	ADJ
ispiv-98	7	16	derived	derive	VERB
ispiv-98	7	17	quantities	quantity	NOUN
ispiv-98	7	18	of	of	ADP
ispiv-98	7	19	interest	interest	NOUN
ispiv-98	7	20	,	,	PUNCT
ispiv-98	7	21	which	which	PRON
ispiv-98	7	22	includes	include	VERB
ispiv-98	7	23	acceleration	acceleration	NOUN
ispiv-98	7	24	,	,	PUNCT
ispiv-98	7	25	pressure	pressure	NOUN
ispiv-98	7	26	and	and	CCONJ
ispiv-98	7	27	vorticity	vorticity	NOUN
ispiv-98	7	28	.	.	PUNCT
ispiv-98	8	1	thus	thus	ADV
ispiv-98	8	2	,	,	PUNCT
ispiv-98	8	3	track	track	VERB
ispiv-98	8	4	filtering	filtering	NOUN
ispiv-98	8	5	techniques	technique	NOUN
ispiv-98	8	6	are	be	AUX
ispiv-98	8	7	critical	critical	ADJ
ispiv-98	8	8	in	in	ADP
ispiv-98	8	9	a	a	DET
ispiv-98	8	10	3d	3d	NUM
ispiv-98	8	11	-	-	PUNCT
ispiv-98	8	12	ptv	ptv	NOUN
ispiv-98	8	13	measurement	measurement	NOUN
ispiv-98	8	14	.	.	PUNCT
ispiv-98	9	1	track	track	VERB
ispiv-98	9	2	fitting	fitting	ADJ
ispiv-98	9	3	using	use	VERB
ispiv-98	9	4	polynomial	polynomial	ADJ
ispiv-98	9	5	functions	function	NOUN
ispiv-98	9	6	,	,	PUNCT
ispiv-98	9	7	filtering	filter	VERB
ispiv-98	9	8	methods	method	NOUN
ispiv-98	9	9	adopted	adopt	VERB
ispiv-98	9	10	from	from	ADP
ispiv-98	9	11	signal	signal	ADJ
ispiv-98	9	12	processing	processing	NOUN
ispiv-98	9	13	and	and	CCONJ
ispiv-98	9	14	object	object	NOUN
ispiv-98	9	15	tracking	tracking	NOUN
ispiv-98	9	16	are	be	AUX
ispiv-98	9	17	among	among	ADP
ispiv-98	9	18	the	the	DET
ispiv-98	9	19	well	well	ADV
ispiv-98	9	20	-	-	PUNCT
ispiv-98	9	21	established	establish	VERB
ispiv-98	9	22	techniques	technique	NOUN
ispiv-98	9	23	used	use	VERB
ispiv-98	9	24	to	to	PART
ispiv-98	9	25	achieve	achieve	VERB
ispiv-98	9	26	smooth	smooth	ADJ
ispiv-98	9	27	position	position	NOUN
ispiv-98	9	28	,	,	PUNCT
ispiv-98	9	29	velocity	velocity	NOUN
ispiv-98	9	30	estimates	estimate	NOUN
ispiv-98	9	31	from	from	ADP
ispiv-98	9	32	reconstructed	reconstructed	ADJ
ispiv-98	9	33	particle	particle	NOUN
ispiv-98	9	34	trajectories	trajectory	NOUN
ispiv-98	9	35	.	.	PUNCT
ispiv-98	10	1	the	the	DET
ispiv-98	10	2	kalman	kalman	PROPN
ispiv-98	10	3	filter	filter	NOUN
ispiv-98	10	4	is	be	AUX
ispiv-98	10	5	one	one	NUM
ispiv-98	10	6	such	such	ADJ
ispiv-98	10	7	filtering	filter	VERB
ispiv-98	10	8	technique	technique	NOUN
ispiv-98	10	9	that	that	PRON
ispiv-98	10	10	is	be	AUX
ispiv-98	10	11	widely	widely	ADV
ispiv-98	10	12	used	use	VERB
ispiv-98	10	13	in	in	ADP
ispiv-98	10	14	various	various	ADJ
ispiv-98	10	15	applications	application	NOUN
ispiv-98	10	16	.	.	PUNCT
ispiv-98	11	1	the	the	DET
ispiv-98	11	2	strength	strength	NOUN
ispiv-98	11	3	of	of	ADP
ispiv-98	11	4	the	the	DET
ispiv-98	11	5	kalman	kalman	NOUN
ispiv-98	11	6	filter	filter	NOUN
ispiv-98	11	7	lies	lie	VERB
ispiv-98	11	8	in	in	ADP
ispiv-98	11	9	its	its	PRON
ispiv-98	11	10	ability	ability	NOUN
ispiv-98	11	11	to	to	PART
ispiv-98	11	12	perform	perform	VERB
ispiv-98	11	13	noise	noise	NOUN
ispiv-98	11	14	reduction	reduction	NOUN
ispiv-98	11	15	that	that	PRON
ispiv-98	11	16	is	be	AUX
ispiv-98	11	17	informed	inform	VERB
ispiv-98	11	18	by	by	ADP
ispiv-98	11	19	existing	exist	VERB
ispiv-98	11	20	physical	physical	ADJ
ispiv-98	11	21	models	model	NOUN
ispiv-98	11	22	and	and	CCONJ
ispiv-98	11	23	the	the	DET
ispiv-98	11	24	uncertainty	uncertainty	NOUN
ispiv-98	11	25	estimates	estimate	NOUN
ispiv-98	11	26	of	of	ADP
ispiv-98	11	27	recorded	record	VERB
ispiv-98	11	28	measurements	measurement	NOUN
ispiv-98	11	29	.	.	PUNCT
ispiv-98	12	1	however	however	ADV
ispiv-98	12	2	,	,	PUNCT
ispiv-98	12	3	the	the	DET
ispiv-98	12	4	measurement	measurement	NOUN
ispiv-98	12	5	uncertainty	uncertainty	NOUN
ispiv-98	12	6	input	input	VERB
ispiv-98	12	7	to	to	ADP
ispiv-98	12	8	the	the	DET
ispiv-98	12	9	kalman	kalman	NOUN
ispiv-98	12	10	filter	filter	NOUN
ispiv-98	12	11	needs	need	VERB
ispiv-98	12	12	to	to	PART
ispiv-98	12	13	be	be	AUX
ispiv-98	12	14	known	know	VERB
ispiv-98	12	15	at	at	ADP
ispiv-98	12	16	priori	priori	ADV
ispiv-98	12	17	,	,	PUNCT
ispiv-98	12	18	which	which	PRON
ispiv-98	12	19	in	in	ADP
ispiv-98	12	20	many	many	ADJ
ispiv-98	12	21	cases	case	NOUN
ispiv-98	12	22	may	may	AUX
ispiv-98	12	23	not	not	PART
ispiv-98	12	24	be	be	AUX
ispiv-98	12	25	available	available	ADJ
ispiv-98	12	26	or	or	CCONJ
ispiv-98	12	27	could	could	AUX
ispiv-98	12	28	be	be	AUX
ispiv-98	12	29	difficult	difficult	ADJ
ispiv-98	12	30	to	to	PART
ispiv-98	12	31	estimate	estimate	VERB
ispiv-98	12	32	.	.	PUNCT
ispiv-98	13	1	in	in	ADP
ispiv-98	13	2	the	the	DET
ispiv-98	13	3	literature	literature	NOUN
ispiv-98	13	4	on	on	ADP
ispiv-98	13	5	kalman	kalman	PROPN
ispiv-98	13	6	filters	filter	NOUN
ispiv-98	13	7	and	and	CCONJ
ispiv-98	13	8	their	their	PRON
ispiv-98	13	9	variants	variant	NOUN
ispiv-98	13	10	applied	apply	VERB
ispiv-98	13	11	to	to	ADP
ispiv-98	13	12	2d	2d	NOUN
ispiv-98	13	13	-	-	PUNCT
ispiv-98	13	14	piv	piv	NOUN
ispiv-98	13	15	/	/	SYM
ispiv-98	13	16	ptv	ptv	PROPN
ispiv-98	13	17	,	,	PUNCT
ispiv-98	13	18	the	the	DET
ispiv-98	13	19	position	position	NOUN
ispiv-98	13	20	uncertainty	uncertainty	NOUN
ispiv-98	13	21	data	datum	NOUN
ispiv-98	13	22	fed	feed	VERB
ispiv-98	13	23	to	to	ADP
ispiv-98	13	24	the	the	DET
ispiv-98	13	25	filter	filter	NOUN
ispiv-98	13	26	is	be	AUX
ispiv-98	13	27	either	either	CCONJ
ispiv-98	13	28	user	user	NOUN
ispiv-98	13	29	-	-	PUNCT
ispiv-98	13	30	defined	define	VERB
ispiv-98	13	31	or	or	CCONJ
ispiv-98	13	32	estimated	estimate	VERB
ispiv-98	13	33	based	base	VERB
ispiv-98	13	34	on	on	ADP
ispiv-98	13	35	global	global	ADJ
ispiv-98	13	36	noise	noise	NOUN
ispiv-98	13	37	levels	level	NOUN
ispiv-98	13	38	in	in	ADP
ispiv-98	13	39	the	the	DET
ispiv-98	13	40	ptv	ptv	PROPN
ispiv-98	13	41	measurements	measurement	NOUN
ispiv-98	13	42	.	.	PUNCT
ispiv-98	14	1	but	but	CCONJ
ispiv-98	14	2	instantaneous	instantaneous	ADJ
ispiv-98	14	3	position	position	NOUN
ispiv-98	14	4	and	and	CCONJ
ispiv-98	14	5	velocity	velocity	NOUN
ispiv-98	14	6	uncertainty	uncertainty	NOUN
ispiv-98	14	7	quantification	quantification	NOUN
ispiv-98	14	8	for	for	ADP
ispiv-98	14	9	individual	individual	ADJ
ispiv-98	14	10	particle	particle	NOUN
ispiv-98	14	11	positions	position	NOUN
ispiv-98	14	12	/	/	SYM
ispiv-98	14	13	tracks	track	NOUN
ispiv-98	14	14	has	have	AUX
ispiv-98	14	15	been	be	AUX
ispiv-98	14	16	challenging	challenge	VERB
ispiv-98	14	17	in	in	ADP
ispiv-98	14	18	the	the	DET
ispiv-98	14	19	3d	3d	PROPN
ispiv-98	14	20	ptv	ptv	PROPN
ispiv-98	14	21	community	community	NOUN
ispiv-98	14	22	.	.	PUNCT
ispiv-98	15	1	recent	recent	ADJ
ispiv-98	15	2	work	work	NOUN
ispiv-98	15	3	by	by	ADP
ispiv-98	15	4	bhattacharya	bhattacharya	NOUN
ispiv-98	15	5	and	and	CCONJ
ispiv-98	15	6	vlachos	vlachos	ADJ
ispiv-98	15	7	(	(	PUNCT
ispiv-98	15	8	2020	2020	NUM
ispiv-98	15	9	)	)	PUNCT
ispiv-98	15	10	provides	provide	VERB
ispiv-98	15	11	an	an	DET
ispiv-98	15	12	estimate	estimate	NOUN
ispiv-98	15	13	of	of	ADP
ispiv-98	15	14	the	the	DET
ispiv-98	15	15	uncertainty	uncertainty	NOUN
ispiv-98	15	16	in	in	ADP
ispiv-98	15	17	the	the	DET
ispiv-98	15	18	reconstructed	reconstructed	ADJ
ispiv-98	15	19	particle	particle	NOUN
ispiv-98	15	20	positions	position	NOUN
ispiv-98	15	21	for	for	ADP
ispiv-98	15	22	a	a	DET
ispiv-98	15	23	3d	3d	PROPN
ispiv-98	15	24	ptv	ptv	PROPN
ispiv-98	15	25	measurement	measurement	NOUN
ispiv-98	15	26	.	.	PUNCT
ispiv-98	16	1	this	this	DET
ispiv-98	16	2	position	position	NOUN
ispiv-98	16	3	uncertainty	uncertainty	NOUN
ispiv-98	16	4	estimate	estimate	VERB
ispiv-98	16	5	dynamically	dynamically	ADV
ispiv-98	16	6	updates	update	VERB
ispiv-98	16	7	the	the	DET
ispiv-98	16	8	filter	filter	NOUN
ispiv-98	16	9	gain	gain	NOUN
ispiv-98	16	10	for	for	ADP
ispiv-98	16	11	each	each	DET
ispiv-98	16	12	track	track	NOUN
ispiv-98	16	13	and	and	CCONJ
ispiv-98	16	14	enables	enable	VERB
ispiv-98	16	15	the	the	DET
ispiv-98	16	16	evaluation	evaluation	NOUN
ispiv-98	16	17	of	of	ADP
ispiv-98	16	18	the	the	DET
ispiv-98	16	19	performance	performance	NOUN
ispiv-98	16	20	of	of	ADP
ispiv-98	16	21	the	the	DET
ispiv-98	16	22	kalman	kalman	PROPN
ispiv-98	16	23	filter	filter	NOUN
ispiv-98	16	24	in	in	ADP
ispiv-98	16	25	3d	3d	PROPN
ispiv-98	16	26	ptv	ptv	PROPN
ispiv-98	16	27	track	track	NOUN
ispiv-98	16	28	filtering	filter	VERB
ispiv-98	16	29	.	.	PUNCT
ispiv-98	17	1	the	the	DET
ispiv-98	17	2	kalman	kalman	PROPN
ispiv-98	17	3	filter	filter	PROPN
ispiv-98	17	4	(	(	PUNCT
ispiv-98	17	5	kf	kf	NOUN
ispiv-98	17	6	)	)	PUNCT
ispiv-98	17	7	reconstructs	reconstruct	VERB
ispiv-98	17	8	smooth	smooth	ADJ
ispiv-98	17	9	tracks	track	NOUN
ispiv-98	17	10	from	from	ADP
ispiv-98	17	11	noisy	noisy	ADJ
ispiv-98	17	12	experimental	experimental	ADJ
ispiv-98	17	13	particle	particle	NOUN
ispiv-98	17	14	trajectories	trajectory	NOUN
ispiv-98	17	15	through	through	ADP
ispiv-98	17	16	a	a	DET
ispiv-98	17	17	series	series	NOUN
ispiv-98	17	18	of	of	ADP
ispiv-98	17	19	predictor	predictor	NOUN
ispiv-98	17	20	-	-	PUNCT
ispiv-98	17	21	corrector	corrector	NOUN
ispiv-98	17	22	steps	step	NOUN
ispiv-98	17	23	.	.	PUNCT
ispiv-98	18	1	taking	take	VERB
ispiv-98	18	2	advantage	advantage	NOUN
ispiv-98	18	3	of	of	ADP
ispiv-98	18	4	physical	physical	ADJ
ispiv-98	18	5	models	model	NOUN
ispiv-98	18	6	that	that	PRON
ispiv-98	18	7	describe	describe	VERB
ispiv-98	18	8	lagrangian	lagrangian	ADJ
ispiv-98	18	9	particle	particle	NOUN
ispiv-98	18	10	tracking	tracking	NOUN
ispiv-98	18	11	,	,	PUNCT
ispiv-98	18	12	kf	kf	PROPN
ispiv-98	18	13	internally	internally	ADV
ispiv-98	18	14	evaluates	evaluate	VERB
ispiv-98	18	15	the	the	DET
ispiv-98	18	16	model	model	NOUN
ispiv-98	18	17	prediction	prediction	NOUN
ispiv-98	18	18	of	of	ADP
ispiv-98	18	19	a	a	DET
ispiv-98	18	20	particle	particle	NOUN
ispiv-98	18	21	’s	’s	PART
ispiv-98	18	22	current	current	ADJ
ispiv-98	18	23	state	state	NOUN
ispiv-98	18	24	(	(	PUNCT
ispiv-98	18	25	xp	xp	ADJ
ispiv-98	18	26	)	)	PUNCT
ispiv-98	18	27	.	.	PUNCT
ispiv-98	19	1	this	this	PRON
ispiv-98	19	2	is	be	AUX
ispiv-98	19	3	then	then	ADV
ispiv-98	19	4	fused	fuse	VERB
ispiv-98	19	5	with	with	ADP
ispiv-98	19	6	the	the	DET
ispiv-98	19	7	recorded	record	VERB
ispiv-98	19	8	experimental	experimental	ADJ
ispiv-98	19	9	data	datum	NOUN
ispiv-98	19	10	(	(	PUNCT
ispiv-98	19	11	yp	yp	NOUN
ispiv-98	19	12	)	)	PUNCT
ispiv-98	19	13	at	at	ADP
ispiv-98	19	14	the	the	DET
ispiv-98	19	15	current	current	ADJ
ispiv-98	19	16	frame	frame	NOUN
ispiv-98	19	17	to	to	PART
ispiv-98	19	18	correct	correct	VERB
ispiv-98	19	19	the	the	DET
ispiv-98	19	20	prediction	prediction	NOUN
ispiv-98	19	21	.	.	PUNCT
ispiv-98	20	1	the	the	DET
ispiv-98	20	2	weighting	weighting	NOUN
ispiv-98	20	3	applied	apply	VERB
ispiv-98	20	4	on	on	ADP
ispiv-98	20	5	the	the	DET
ispiv-98	20	6	two	two	NUM
ispiv-98	20	7	pieces	piece	NOUN
ispiv-98	20	8	of	of	ADP
ispiv-98	20	9	information	information	NOUN
ispiv-98	20	10	,	,	PUNCT
ispiv-98	20	11	the	the	DET
ispiv-98	20	12	model	model	NOUN
ispiv-98	20	13	predictions	prediction	NOUN
ispiv-98	20	14	and	and	CCONJ
ispiv-98	20	15	experimental	experimental	ADJ
ispiv-98	20	16	data	datum	NOUN
ispiv-98	20	17	,	,	PUNCT
ispiv-98	20	18	towards	towards	ADP
ispiv-98	20	19	the	the	DET
ispiv-98	20	20	final	final	ADJ
ispiv-98	20	21	estimate	estimate	NOUN
ispiv-98	20	22	depends	depend	VERB
ispiv-98	20	23	on	on	ADP
ispiv-98	20	24	the	the	DET
ispiv-98	20	25	relative	relative	ADJ
ispiv-98	20	26	uncertainty	uncertainty	NOUN
ispiv-98	20	27	associated	associate	VERB
ispiv-98	20	28	with	with	ADP
ispiv-98	20	29	each	each	DET
ispiv-98	20	30	experimental	experimental	ADJ
ispiv-98	20	31	data	data	NOUN
ispiv-98	20	32	point	point	NOUN
ispiv-98	20	33	(	(	PUNCT
ispiv-98	20	34	r	r	NOUN
ispiv-98	20	35	)	)	PUNCT
ispiv-98	20	36	and	and	CCONJ
ispiv-98	20	37	model	model	NOUN
ispiv-98	20	38	prediction	prediction	NOUN
ispiv-98	20	39	(	(	PUNCT
ispiv-98	20	40	p	p	NOUN
ispiv-98	20	41	)	)	PUNCT
ispiv-98	20	42	.	.	PUNCT
ispiv-98	21	1	this	this	DET
ispiv-98	21	2	relative	relative	ADJ
ispiv-98	21	3	uncertainty	uncertainty	NOUN
ispiv-98	21	4	is	be	AUX
ispiv-98	21	5	represented	represent	VERB
ispiv-98	21	6	by	by	ADP
ispiv-98	21	7	the	the	DET
ispiv-98	21	8	kalman	kalman	NOUN
ispiv-98	21	9	gain	gain	NOUN
ispiv-98	21	10	factor	factor	NOUN
ispiv-98	21	11	(	(	PUNCT
ispiv-98	21	12	kg	kg	PROPN
ispiv-98	21	13	)	)	PUNCT
ispiv-98	21	14	,	,	PUNCT
ispiv-98	21	15	defined	define	VERB
ispiv-98	21	16	as	as	ADP
ispiv-98	21	17	:	:	PUNCT
ispiv-98	21	18	kg	kg	X
ispiv-98	22	1	=	=	PUNCT
ispiv-98	22	2	pp	pp	ADV
ispiv-98	22	3	pp	pp	ADV
ispiv-98	23	1	+	+	NOUN
ispiv-98	23	2	r	r	NOUN
ispiv-98	23	3	(	(	PUNCT
ispiv-98	23	4	1	1	NUM
ispiv-98	23	5	)	)	PUNCT
ispiv-98	23	6	for	for	ADP
ispiv-98	23	7	one	one	NUM
ispiv-98	23	8	-	-	PUNCT
ispiv-98	23	9	dimensional	dimensional	ADJ
ispiv-98	23	10	kf	kf	NOUN
ispiv-98	23	11	,	,	PUNCT
ispiv-98	23	12	also	also	ADV
ispiv-98	23	13	referred	refer	VERB
ispiv-98	23	14	to	to	ADP
ispiv-98	23	15	as	as	ADP
ispiv-98	23	16	p	p	NOUN
ispiv-98	23	17	-	-	PUNCT
ispiv-98	23	18	type	type	NOUN
ispiv-98	23	19	kf	kf	PROPN
ispiv-98	23	20	filter	filter	NOUN
ispiv-98	23	21	(	(	PUNCT
ispiv-98	23	22	yagoh	yagoh	NOUN
ispiv-98	23	23	et	et	PROPN
ispiv-98	23	24	al	al	PROPN
ispiv-98	23	25	.	.	PROPN
ispiv-98	24	1	(	(	PUNCT
ispiv-98	24	2	1992	1992	NUM
ispiv-98	24	3	)	)	PUNCT
ispiv-98	24	4	)	)	PUNCT
ispiv-98	24	5	.	.	PUNCT
ispiv-98	25	1	here	here	ADV
ispiv-98	25	2	pp	pp	ADP
ispiv-98	25	3	corresponds	correspond	VERB
ispiv-98	25	4	to	to	ADP
ispiv-98	25	5	the	the	DET
ispiv-98	25	6	uncertainty	uncertainty	NOUN
ispiv-98	25	7	propagated	propagate	VERB
ispiv-98	25	8	through	through	ADP
ispiv-98	25	9	the	the	DET
ispiv-98	25	10	predictor	predictor	NOUN
ispiv-98	25	11	step	step	NOUN
ispiv-98	25	12	.	.	PUNCT
ispiv-98	26	1	the	the	DET
ispiv-98	26	2	filtered	filter	VERB
ispiv-98	26	3	position	position	NOUN
ispiv-98	26	4	estimate	estimate	NOUN
ispiv-98	26	5	is	be	AUX
ispiv-98	26	6	computed	compute	VERB
ispiv-98	26	7	as	as	ADP
ispiv-98	26	8	:	:	PUNCT
ispiv-98	26	9	x	x	PROPN
ispiv-98	26	10	f	f	X
ispiv-98	26	11	=	=	NOUN
ispiv-98	26	12	kg	kg	X
ispiv-98	26	13	.	.	PUNCT
ispiv-98	27	1	yp	yp	X
ispiv-98	28	1	+	+	PROPN
ispiv-98	28	2	(	(	PUNCT
ispiv-98	28	3	1−kg	1−kg	NUM
ispiv-98	28	4	)	)	PUNCT
ispiv-98	28	5	.	.	PUNCT
ispiv-98	29	1	xp	xp	INTJ
ispiv-98	29	2	(	(	PUNCT
ispiv-98	29	3	2	2	NUM
ispiv-98	29	4	)	)	PUNCT
ispiv-98	29	5	(	(	PUNCT
ispiv-98	29	6	a	a	X
ispiv-98	29	7	)	)	PUNCT
ispiv-98	29	8	noise	noise	NOUN
ispiv-98	29	9	0	0	NUM
ispiv-98	29	10	%	%	NOUN
ispiv-98	29	11	(	(	PUNCT
ispiv-98	29	12	b	b	NOUN
ispiv-98	29	13	)	)	PUNCT
ispiv-98	29	14	noise	noise	NOUN
ispiv-98	29	15	5	5	NUM
ispiv-98	29	16	%	%	NOUN
ispiv-98	29	17	(	(	PUNCT
ispiv-98	29	18	c	c	NOUN
ispiv-98	29	19	)	)	PUNCT
ispiv-98	29	20	noise	noise	NOUN
ispiv-98	29	21	10	10	NUM
ispiv-98	29	22	%	%	NOUN
ispiv-98	29	23	figure	figure	NOUN
ispiv-98	29	24	1	1	NUM
ispiv-98	29	25	:	:	PUNCT
ispiv-98	29	26	cumulative	cumulative	ADJ
ispiv-98	29	27	distribution	distribution	NOUN
ispiv-98	29	28	of	of	ADP
ispiv-98	29	29	rms	rm	NOUN
ispiv-98	29	30	error	error	NOUN
ispiv-98	29	31	in	in	ADP
ispiv-98	29	32	track	track	NOUN
ispiv-98	29	33	velocity	velocity	NOUN
ispiv-98	29	34	estimates	estimate	NOUN
ispiv-98	29	35	for	for	ADP
ispiv-98	29	36	a	a	DET
ispiv-98	29	37	3d	3d	NUM
ispiv-98	29	38	synthetic	synthetic	ADJ
ispiv-98	29	39	vortex	vortex	NOUN
ispiv-98	29	40	ring	ring	NOUN
ispiv-98	29	41	,	,	PUNCT
ispiv-98	29	42	generated	generate	VERB
ispiv-98	29	43	at	at	ADP
ispiv-98	29	44	a	a	DET
ispiv-98	29	45	seeding	seed	VERB
ispiv-98	29	46	density	density	NOUN
ispiv-98	29	47	of	of	ADP
ispiv-98	29	48	0.025ppp	0.025ppp	NOUN
ispiv-98	29	49	.	.	PUNCT
ispiv-98	30	1	the	the	DET
ispiv-98	30	2	improvement	improvement	NOUN
ispiv-98	30	3	in	in	ADP
ispiv-98	30	4	kf	kf	PROPN
ispiv-98	30	5	filtered	filter	VERB
ispiv-98	30	6	result	result	NOUN
ispiv-98	30	7	is	be	AUX
ispiv-98	30	8	reported	report	VERB
ispiv-98	30	9	at	at	ADP
ispiv-98	30	10	0.2	0.2	NUM
ispiv-98	30	11	pixels	pixel	NOUN
ispiv-98	30	12	/	/	SYM
ispiv-98	30	13	frame	frame	NOUN
ispiv-98	30	14	.	.	PUNCT
ispiv-98	31	1	equation	equation	NOUN
ispiv-98	31	2	2	2	NUM
ispiv-98	31	3	also	also	ADV
ispiv-98	31	4	represents	represent	VERB
ispiv-98	31	5	the	the	DET
ispiv-98	31	6	input	input	NOUN
ispiv-98	31	7	to	to	ADP
ispiv-98	31	8	the	the	DET
ispiv-98	31	9	physical	physical	ADJ
ispiv-98	31	10	model	model	NOUN
ispiv-98	31	11	in	in	ADP
ispiv-98	31	12	the	the	DET
ispiv-98	31	13	next	next	ADJ
ispiv-98	31	14	iteration	iteration	NOUN
ispiv-98	31	15	.	.	PUNCT
ispiv-98	32	1	hence	hence	ADV
ispiv-98	32	2	,	,	PUNCT
ispiv-98	32	3	a	a	DET
ispiv-98	32	4	given	give	VERB
ispiv-98	32	5	particle	particle	NOUN
ispiv-98	32	6	track	track	NOUN
ispiv-98	32	7	measurement	measurement	NOUN
ispiv-98	32	8	is	be	AUX
ispiv-98	32	9	reconstructed	reconstruct	VERB
ispiv-98	32	10	iteratively	iteratively	ADV
ispiv-98	32	11	by	by	ADP
ispiv-98	32	12	taking	take	VERB
ispiv-98	32	13	into	into	ADP
ispiv-98	32	14	consideration	consideration	NOUN
ispiv-98	32	15	the	the	DET
ispiv-98	32	16	instantaneous	instantaneous	ADJ
ispiv-98	32	17	position	position	NOUN
ispiv-98	32	18	uncertainties	uncertainty	NOUN
ispiv-98	32	19	associated	associate	VERB
ispiv-98	32	20	with	with	ADP
ispiv-98	32	21	the	the	DET
ispiv-98	32	22	experimental	experimental	ADJ
ispiv-98	32	23	data	datum	NOUN
ispiv-98	32	24	.	.	PUNCT
ispiv-98	33	1	the	the	DET
ispiv-98	33	2	filtered	filter	VERB
ispiv-98	33	3	tracks	track	NOUN
ispiv-98	33	4	are	be	AUX
ispiv-98	33	5	bound	bind	VERB
ispiv-98	33	6	by	by	ADP
ispiv-98	33	7	a	a	DET
ispiv-98	33	8	reduced	reduce	VERB
ispiv-98	33	9	set	set	NOUN
ispiv-98	33	10	of	of	ADP
ispiv-98	33	11	position	position	NOUN
ispiv-98	33	12	uncertainty	uncertainty	NOUN
ispiv-98	33	13	values	value	NOUN
ispiv-98	33	14	determined	determine	VERB
ispiv-98	33	15	by	by	ADP
ispiv-98	33	16	kf	kf	PROPN
ispiv-98	33	17	.	.	PUNCT
ispiv-98	34	1	the	the	DET
ispiv-98	34	2	investigation	investigation	NOUN
ispiv-98	34	3	on	on	ADP
ispiv-98	34	4	the	the	DET
ispiv-98	34	5	performance	performance	NOUN
ispiv-98	34	6	of	of	ADP
ispiv-98	34	7	the	the	DET
ispiv-98	34	8	p	p	NOUN
ispiv-98	34	9	-	-	PUNCT
ispiv-98	34	10	type	type	NOUN
ispiv-98	34	11	kf	kf	NOUN
ispiv-98	34	12	applied	apply	VERB
ispiv-98	34	13	to	to	ADP
ispiv-98	34	14	the	the	DET
ispiv-98	34	15	3d	3d	NUM
ispiv-98	34	16	-	-	PUNCT
ispiv-98	34	17	ptv	ptv	NOUN
ispiv-98	34	18	position	position	NOUN
ispiv-98	34	19	and	and	CCONJ
ispiv-98	34	20	velocity	velocity	NOUN
ispiv-98	34	21	measurements	measurement	NOUN
ispiv-98	34	22	is	be	AUX
ispiv-98	34	23	twofold	twofold	ADJ
ispiv-98	34	24	:	:	PUNCT
ispiv-98	34	25	one	one	NUM
ispiv-98	34	26	on	on	ADP
ispiv-98	34	27	the	the	DET
ispiv-98	34	28	tracked	track	VERB
ispiv-98	34	29	particle	particle	NOUN
ispiv-98	34	30	positions	position	NOUN
ispiv-98	34	31	and	and	CCONJ
ispiv-98	34	32	the	the	DET
ispiv-98	34	33	other	other	ADJ
ispiv-98	34	34	on	on	ADP
ispiv-98	34	35	particle	particle	NOUN
ispiv-98	34	36	velocity	velocity	NOUN
ispiv-98	34	37	estimates	estimate	NOUN
ispiv-98	34	38	.	.	PUNCT
ispiv-98	35	1	the	the	DET
ispiv-98	35	2	performance	performance	NOUN
ispiv-98	35	3	assessment	assessment	NOUN
ispiv-98	35	4	is	be	AUX
ispiv-98	35	5	based	base	VERB
ispiv-98	35	6	on	on	ADP
ispiv-98	35	7	a	a	DET
ispiv-98	35	8	synthetic	synthetic	ADJ
ispiv-98	35	9	3d	3d	NOUN
ispiv-98	35	10	vortex	vortex	NOUN
ispiv-98	35	11	ring	ring	NOUN
ispiv-98	35	12	(	(	PUNCT
ispiv-98	35	13	wu	wu	PROPN
ispiv-98	35	14	et	et	PROPN
ispiv-98	35	15	al	al	PROPN
ispiv-98	35	16	.	.	PROPN
ispiv-98	36	1	(	(	PUNCT
ispiv-98	36	2	2006	2006	NUM
ispiv-98	36	3	)	)	PUNCT
ispiv-98	36	4	)	)	PUNCT
ispiv-98	36	5	.	.	PUNCT
ispiv-98	37	1	more	more	ADJ
ispiv-98	37	2	focus	focus	NOUN
ispiv-98	37	3	is	be	AUX
ispiv-98	37	4	directed	direct	VERB
ispiv-98	37	5	towards	towards	ADP
ispiv-98	37	6	analyzing	analyze	VERB
ispiv-98	37	7	the	the	DET
ispiv-98	37	8	track	track	NOUN
ispiv-98	37	9	velocity	velocity	NOUN
ispiv-98	37	10	estimates	estimate	NOUN
ispiv-98	37	11	,	,	PUNCT
ispiv-98	37	12	considering	consider	VERB
ispiv-98	37	13	the	the	DET
ispiv-98	37	14	wide	wide	ADJ
ispiv-98	37	15	dynamic	dynamic	ADJ
ispiv-98	37	16	range	range	NOUN
ispiv-98	37	17	in	in	ADP
ispiv-98	37	18	the	the	DET
ispiv-98	37	19	dataset	dataset	NOUN
ispiv-98	37	20	chosen	choose	VERB
ispiv-98	37	21	.	.	PUNCT
ispiv-98	38	1	for	for	ADP
ispiv-98	38	2	the	the	DET
ispiv-98	38	3	velocity	velocity	NOUN
ispiv-98	38	4	comparison	comparison	NOUN
ispiv-98	38	5	,	,	PUNCT
ispiv-98	38	6	the	the	DET
ispiv-98	38	7	filtered	filter	VERB
ispiv-98	38	8	position	position	NOUN
ispiv-98	38	9	estimates	estimate	NOUN
ispiv-98	38	10	from	from	ADP
ispiv-98	38	11	kf	kf	PROPN
ispiv-98	38	12	are	be	AUX
ispiv-98	38	13	converted	convert	VERB
ispiv-98	38	14	to	to	ADP
ispiv-98	38	15	particle	particle	NOUN
ispiv-98	38	16	velocities	velocity	NOUN
ispiv-98	38	17	by	by	ADP
ispiv-98	38	18	applying	apply	VERB
ispiv-98	38	19	a	a	DET
ispiv-98	38	20	second	second	ADJ
ispiv-98	38	21	-	-	PUNCT
ispiv-98	38	22	order	order	NOUN
ispiv-98	38	23	central	central	ADJ
ispiv-98	38	24	difference	difference	NOUN
ispiv-98	38	25	scheme	scheme	NOUN
ispiv-98	38	26	,	,	PUNCT
ispiv-98	38	27	while	while	SCONJ
ispiv-98	38	28	the	the	DET
ispiv-98	38	29	ptv	ptv	PROPN
ispiv-98	38	30	velocity	velocity	NOUN
ispiv-98	38	31	estimates	estimate	NOUN
ispiv-98	38	32	are	be	AUX
ispiv-98	38	33	obtained	obtain	VERB
ispiv-98	38	34	from	from	ADP
ispiv-98	38	35	3d	3d	NUM
ispiv-98	38	36	-	-	PUNCT
ispiv-98	38	37	ptv	ptv	NOUN
ispiv-98	38	38	nearest	near	ADJ
ispiv-98	38	39	neighbor	neighbor	NOUN
ispiv-98	38	40	.	.	PUNCT
ispiv-98	39	1	the	the	DET
ispiv-98	39	2	current	current	ADJ
ispiv-98	39	3	results	result	NOUN
ispiv-98	39	4	for	for	ADP
ispiv-98	39	5	the	the	DET
ispiv-98	39	6	noisy	noisy	ADJ
ispiv-98	39	7	synthetic	synthetic	ADJ
ispiv-98	39	8	data	datum	NOUN
ispiv-98	39	9	(	(	PUNCT
ispiv-98	39	10	fig.1	fig.1	PROPN
ispiv-98	39	11	)	)	PUNCT
ispiv-98	39	12	show	show	VERB
ispiv-98	39	13	more	more	ADJ
ispiv-98	39	14	than	than	ADP
ispiv-98	39	15	20	20	NUM
ispiv-98	39	16	%	%	NOUN
ispiv-98	39	17	improvement	improvement	NOUN
ispiv-98	39	18	in	in	ADP
ispiv-98	39	19	track	track	NOUN
ispiv-98	39	20	velocity	velocity	NOUN
ispiv-98	39	21	error	error	NOUN
ispiv-98	39	22	compared	compare	VERB
ispiv-98	39	23	to	to	ADP
ispiv-98	39	24	regular	regular	ADJ
ispiv-98	39	25	3d	3d	PROPN
ispiv-98	39	26	ptv	ptv	PROPN
ispiv-98	39	27	estimation	estimation	NOUN
ispiv-98	39	28	when	when	SCONJ
ispiv-98	39	29	uncertainty	uncertainty	NOUN
ispiv-98	39	30	informed	inform	VERB
ispiv-98	39	31	kalman	kalman	PROPN
ispiv-98	39	32	filtering	filtering	NOUN
ispiv-98	39	33	is	be	AUX
ispiv-98	39	34	used	use	VERB
ispiv-98	39	35	.	.	PUNCT
ispiv-98	40	1	additionally	additionally	ADV
ispiv-98	40	2	,	,	PUNCT
ispiv-98	40	3	a	a	DET
ispiv-98	40	4	gaussian	gaussian	ADJ
ispiv-98	40	5	smoothing	smoothing	NOUN
ispiv-98	40	6	(	(	PUNCT
ispiv-98	40	7	gs	gs	NOUN
ispiv-98	40	8	)	)	PUNCT
ispiv-98	40	9	filter	filter	NOUN
ispiv-98	40	10	can	can	AUX
ispiv-98	40	11	be	be	AUX
ispiv-98	40	12	used	use	VERB
ispiv-98	40	13	to	to	PART
ispiv-98	40	14	compute	compute	VERB
ispiv-98	40	15	velocities	velocity	NOUN
ispiv-98	40	16	from	from	ADP
ispiv-98	40	17	the	the	DET
ispiv-98	40	18	kf	kf	PROPN
ispiv-98	40	19	position	position	NOUN
ispiv-98	40	20	estimates	estimate	NOUN
ispiv-98	40	21	.	.	PUNCT
ispiv-98	41	1	the	the	DET
ispiv-98	41	2	kf	kf	PROPN
ispiv-98	41	3	estimated	estimate	VERB
ispiv-98	41	4	track	track	NOUN
ispiv-98	41	5	uncertainty	uncertainty	NOUN
ispiv-98	41	6	would	would	AUX
ispiv-98	41	7	inform	inform	VERB
ispiv-98	41	8	the	the	DET
ispiv-98	41	9	gs	gs	NOUN
ispiv-98	41	10	on	on	ADP
ispiv-98	41	11	the	the	DET
ispiv-98	41	12	level	level	NOUN
ispiv-98	41	13	of	of	ADP
ispiv-98	41	14	velocity	velocity	NOUN
ispiv-98	41	15	smoothing	smooth	VERB
ispiv-98	41	16	required	require	VERB
ispiv-98	41	17	.	.	PUNCT
ispiv-98	42	1	thus	thus	ADV
ispiv-98	42	2	,	,	PUNCT
ispiv-98	42	3	the	the	DET
ispiv-98	42	4	proposed	propose	VERB
ispiv-98	42	5	kalman	kalman	PROPN
ispiv-98	42	6	filtering	filtering	PROPN
ispiv-98	42	7	approach	approach	NOUN
ispiv-98	42	8	provides	provide	VERB
ispiv-98	42	9	an	an	DET
ispiv-98	42	10	improved	improved	ADJ
ispiv-98	42	11	estimate	estimate	NOUN
ispiv-98	42	12	of	of	ADP
ispiv-98	42	13	the	the	DET
ispiv-98	42	14	particle	particle	NOUN
ispiv-98	42	15	trajectory	trajectory	NOUN
ispiv-98	42	16	from	from	ADP
ispiv-98	42	17	a	a	DET
ispiv-98	42	18	noisy	noisy	ADJ
ispiv-98	42	19	regular	regular	ADJ
ispiv-98	42	20	3d	3d	NUM
ispiv-98	42	21	ptv	ptv	NOUN
ispiv-98	43	1	track	track	NOUN
ispiv-98	44	1	and	and	CCONJ
ispiv-98	44	2	also	also	ADV
ispiv-98	44	3	quantifies	quantify	VERB
ispiv-98	44	4	the	the	DET
ispiv-98	44	5	uncertainty	uncertainty	NOUN
ispiv-98	44	6	in	in	ADP
ispiv-98	44	7	the	the	DET
ispiv-98	44	8	filtered	filter	VERB
ispiv-98	44	9	track	track	NOUN
ispiv-98	44	10	.	.	PUNCT
ispiv-98	45	1	the	the	DET
ispiv-98	45	2	current	current	ADJ
ispiv-98	45	3	framework	framework	NOUN
ispiv-98	45	4	is	be	AUX
ispiv-98	45	5	further	far	ADV
ispiv-98	45	6	tested	test	VERB
ispiv-98	45	7	and	and	CCONJ
ispiv-98	45	8	validated	validate	VERB
ispiv-98	45	9	for	for	ADP
ispiv-98	45	10	an	an	DET
ispiv-98	45	11	experimental	experimental	ADJ
ispiv-98	45	12	pipe	pipe	NOUN
ispiv-98	45	13	flow	flow	NOUN
ispiv-98	45	14	case	case	NOUN
ispiv-98	45	15	.	.	PUNCT
ispiv-98	46	1	the	the	DET
ispiv-98	46	2	obtained	obtain	VERB
ispiv-98	46	3	results	result	NOUN
ispiv-98	46	4	would	would	AUX
ispiv-98	46	5	be	be	AUX
ispiv-98	46	6	compared	compare	VERB
ispiv-98	46	7	against	against	ADP
ispiv-98	46	8	velocity	velocity	NOUN
ispiv-98	46	9	tracks	track	NOUN
ispiv-98	46	10	estimated	estimate	VERB
ispiv-98	46	11	from	from	ADP
ispiv-98	46	12	flowfit	flowfit	PROPN
ispiv-98	46	13	(	(	PUNCT
ispiv-98	46	14	gesemann	gesemann	X
ispiv-98	46	15	et	et	PROPN
ispiv-98	46	16	al	al	PROPN
ispiv-98	46	17	.	.	PUNCT
ispiv-98	47	1	(	(	PUNCT
ispiv-98	47	2	2016	2016	NUM
ispiv-98	47	3	)	)	PUNCT
ispiv-98	47	4	)	)	PUNCT
ispiv-98	47	5	.	.	PUNCT
ispiv-98	48	1	references	reference	NOUN
ispiv-98	48	2	bhattacharya	bhattacharya	PROPN
ispiv-98	48	3	s	s	PART
ispiv-98	48	4	and	and	CCONJ
ispiv-98	48	5	vlachos	vlachos	ADV
ispiv-98	48	6	pp	pp	PROPN
ispiv-98	48	7	(	(	PUNCT
ispiv-98	48	8	2020	2020	NUM
ispiv-98	48	9	)	)	PUNCT
ispiv-98	48	10	volumetric	volumetric	NOUN
ispiv-98	48	11	particle	particle	NOUN
ispiv-98	48	12	tracking	tracking	NOUN
ispiv-98	48	13	velocimetry	velocimetry	NOUN
ispiv-98	48	14	(	(	PUNCT
ispiv-98	48	15	ptv	ptv	INTJ
ispiv-98	48	16	)	)	PUNCT
ispiv-98	48	17	uncertainty	uncertainty	NOUN
ispiv-98	48	18	quantification	quantification	NOUN
ispiv-98	48	19	.	.	PUNCT
ispiv-98	49	1	experiments	experiment	NOUN
ispiv-98	49	2	in	in	ADP
ispiv-98	49	3	fluids	fluid	NOUN
ispiv-98	49	4	61:1–18	61:1–18	NUM
ispiv-98	49	5	gesemann	gesemann	NOUN
ispiv-98	49	6	s	s	NOUN
ispiv-98	49	7	,	,	PUNCT
ispiv-98	49	8	huhn	huhn	PROPN
ispiv-98	49	9	f	f	PROPN
ispiv-98	49	10	,	,	PUNCT
ispiv-98	49	11	schanz	schanz	PROPN
ispiv-98	49	12	d	d	NOUN
ispiv-98	49	13	,	,	PUNCT
ispiv-98	49	14	and	and	CCONJ
ispiv-98	49	15	schröder	schröder	VERB
ispiv-98	49	16	a	a	DET
ispiv-98	49	17	(	(	PUNCT
ispiv-98	49	18	2016	2016	NUM
ispiv-98	49	19	)	)	PUNCT
ispiv-98	49	20	from	from	ADP
ispiv-98	49	21	noisy	noisy	ADJ
ispiv-98	49	22	particle	particle	NOUN
ispiv-98	49	23	tracks	track	NOUN
ispiv-98	49	24	to	to	ADP
ispiv-98	49	25	velocity	velocity	NOUN
ispiv-98	49	26	,	,	PUNCT
ispiv-98	49	27	acceleration	acceleration	NOUN
ispiv-98	49	28	and	and	CCONJ
ispiv-98	49	29	pressure	pressure	NOUN
ispiv-98	49	30	fields	field	NOUN
ispiv-98	49	31	using	use	VERB
ispiv-98	49	32	b	b	NOUN
ispiv-98	49	33	-	-	PUNCT
ispiv-98	49	34	splines	spline	NOUN
ispiv-98	49	35	and	and	CCONJ
ispiv-98	49	36	penalties	penalty	NOUN
ispiv-98	49	37	.	.	PUNCT
ispiv-98	50	1	in	in	ADP
ispiv-98	50	2	18th	18th	ADJ
ispiv-98	50	3	international	international	ADJ
ispiv-98	50	4	symposium	symposium	NOUN
ispiv-98	50	5	on	on	ADP
ispiv-98	50	6	applications	application	NOUN
ispiv-98	50	7	of	of	ADP
ispiv-98	50	8	laser	laser	NOUN
ispiv-98	50	9	and	and	CCONJ
ispiv-98	50	10	imaging	imaging	NOUN
ispiv-98	50	11	techniques	technique	NOUN
ispiv-98	50	12	to	to	ADP
ispiv-98	50	13	fluid	fluid	ADJ
ispiv-98	50	14	mechanics	mechanic	NOUN
ispiv-98	50	15	,	,	PUNCT
ispiv-98	50	16	lisbon	lisbon	PROPN
ispiv-98	50	17	,	,	PUNCT
ispiv-98	50	18	portugal	portugal	PROPN
ispiv-98	50	19	(	(	PUNCT
ispiv-98	50	20	pp	pp	ADJ
ispiv-98	50	21	.	.	PUNCT
ispiv-98	50	22	4	4	NUM
ispiv-98	50	23	-	-	SYM
ispiv-98	50	24	7	7	NUM
ispiv-98	50	25	)	)	PUNCT
ispiv-98	50	26	.	.	PUNCT
ispiv-98	51	1	wu	wu	PROPN
ispiv-98	51	2	jz	jz	PROPN
ispiv-98	51	3	,	,	PUNCT
ispiv-98	51	4	ma	ma	PROPN
ispiv-98	51	5	hy	hy	PROPN
ispiv-98	51	6	,	,	PUNCT
ispiv-98	51	7	and	and	CCONJ
ispiv-98	51	8	zhou	zhou	PROPN
ispiv-98	51	9	md	md	PROPN
ispiv-98	51	10	(	(	PUNCT
ispiv-98	51	11	2006	2006	NUM
ispiv-98	51	12	)	)	PUNCT
ispiv-98	51	13	vorticity	vorticity	NOUN
ispiv-98	51	14	and	and	CCONJ
ispiv-98	51	15	vortex	vortex	NOUN
ispiv-98	51	16	dynamics	dynamic	NOUN
ispiv-98	51	17	.	.	PUNCT
ispiv-98	52	1	pages	page	NOUN
ispiv-98	53	1	271–275	271–275	NUM
ispiv-98	53	2	.	.	PUNCT
ispiv-98	54	1	springer	springer	PROPN
ispiv-98	54	2	,	,	PUNCT
ispiv-98	54	3	berlin	berlin	PROPN
ispiv-98	54	4	,	,	PUNCT
ispiv-98	54	5	heidelberg	heidelberg	PROPN
ispiv-98	54	6	yagoh	yagoh	PROPN
ispiv-98	55	1	k	k	NOUN
ispiv-98	55	2	,	,	PUNCT
ispiv-98	55	3	ogawara	ogawara	ADV
ispiv-98	55	4	k	k	NOUN
ispiv-98	55	5	,	,	PUNCT
ispiv-98	55	6	and	and	CCONJ
ispiv-98	55	7	iida	iida	PROPN
ispiv-98	55	8	si	si	PROPN
ispiv-98	55	9	(	(	PUNCT
ispiv-98	55	10	1992	1992	NUM
ispiv-98	55	11	)	)	PUNCT
ispiv-98	55	12	the	the	DET
ispiv-98	55	13	particle	particle	NOUN
ispiv-98	55	14	tracking	tracking	NOUN
ispiv-98	55	15	method	method	NOUN
ispiv-98	55	16	using	use	VERB
ispiv-98	55	17	the	the	DET
ispiv-98	55	18	kalman	kalman	NOUN
ispiv-98	55	19	filter	filter	NOUN
ispiv-98	55	20	.	.	PUNCT
ispiv-98	56	1	in	in	ADP
ispiv-98	56	2	flow	flow	NOUN
ispiv-98	56	3	visualization	visualization	NOUN
ispiv-98	56	4	vi	vi	PROPN
ispiv-98	56	5	(	(	PUNCT
ispiv-98	56	6	pp	pp	PROPN
ispiv-98	56	7	.	.	PUNCT
ispiv-98	56	8	838	838	NUM
ispiv-98	56	9	-	-	SYM
ispiv-98	56	10	842	842	NUM
ispiv-98	56	11	)	)	PUNCT
ispiv-98	56	12	.	.	PUNCT
ispiv-98	57	1	springer	springer	NOUN
ispiv-98	57	2	,	,	PUNCT
ispiv-98	57	3	berlin	berlin	PROPN
ispiv-98	57	4	,	,	PUNCT
ispiv-98	57	5	heidelberg	heidelberg	PROPN