id	sid	tid	token	lemma	pos
ispiv-81	1	1	14th	14th	ADJ
ispiv-81	1	2	international	international	ADJ
ispiv-81	1	3	symposium	symposium	NOUN
ispiv-81	1	4	on	on	ADP
ispiv-81	1	5	particle	particle	NOUN
ispiv-81	1	6	image	image	NOUN
ispiv-81	1	7	velocimetry	velocimetry	NOUN
ispiv-81	1	8	–	–	PUNCT
ispiv-81	1	9	ispiv	ispiv	NOUN
ispiv-81	1	10	2021	2021	NUM
ispiv-81	1	11	august	august	PROPN
ispiv-81	1	12	1–5	1–5	NUM
ispiv-81	1	13	,	,	PUNCT
ispiv-81	1	14	2021	2021	NUM
ispiv-81	1	15	piv	piv	NOUN
ispiv-81	1	16	measurements	measurement	NOUN
ispiv-81	1	17	in	in	ADP
ispiv-81	1	18	a	a	DET
ispiv-81	1	19	turbulent	turbulent	ADJ
ispiv-81	1	20	boundary	boundary	ADJ
ispiv-81	1	21	layer	layer	NOUN
ispiv-81	1	22	overlying	overlie	VERB
ispiv-81	1	23	a	a	DET
ispiv-81	1	24	spanwise	spanwise	ADJ
ispiv-81	1	25	heterogeneous	heterogeneous	ADJ
ispiv-81	1	26	roughness	roughness	NOUN
ispiv-81	1	27	r.	r.	PROPN
ispiv-81	1	28	yao1	yao1	PROPN
ispiv-81	1	29	,	,	PUNCT
ispiv-81	1	30	k.	k.	PROPN
ispiv-81	1	31	t.	t.	PROPN
ispiv-81	2	1	christensen1,2	christensen1,2	PROPN
ispiv-81	2	2	1	1	NUM
ispiv-81	2	3	university	university	NOUN
ispiv-81	2	4	of	of	ADP
ispiv-81	2	5	notre	notre	PROPN
ispiv-81	2	6	dame	dame	PROPN
ispiv-81	2	7	,	,	PUNCT
ispiv-81	2	8	department	department	NOUN
ispiv-81	2	9	of	of	ADP
ispiv-81	2	10	aerospace	aerospace	NOUN
ispiv-81	2	11	and	and	CCONJ
ispiv-81	2	12	mechanical	mechanical	ADJ
ispiv-81	2	13	engineering	engineering	NOUN
ispiv-81	2	14	,	,	PUNCT
ispiv-81	2	15	notre	notre	PROPN
ispiv-81	2	16	dame	dame	PROPN
ispiv-81	2	17	,	,	PUNCT
ispiv-81	2	18	in	in	ADP
ispiv-81	2	19	,	,	PUNCT
ispiv-81	2	20	46556	46556	NUM
ispiv-81	2	21	,	,	PUNCT
ispiv-81	2	22	usa	usa	PROPN
ispiv-81	2	23	2	2	NUM
ispiv-81	2	24	illinois	illinois	PROPN
ispiv-81	2	25	institute	institute	PROPN
ispiv-81	2	26	of	of	ADP
ispiv-81	2	27	technology	technology	PROPN
ispiv-81	2	28	,	,	PUNCT
ispiv-81	2	29	department	department	NOUN
ispiv-81	2	30	of	of	ADP
ispiv-81	2	31	mechanical	mechanical	ADJ
ispiv-81	2	32	,	,	PUNCT
ispiv-81	2	33	materials	material	NOUN
ispiv-81	2	34	and	and	CCONJ
ispiv-81	2	35	aerospace	aerospace	NOUN
ispiv-81	2	36	engineering	engineering	NOUN
ispiv-81	2	37	&	&	CCONJ
ispiv-81	2	38	civil	civil	ADJ
ispiv-81	2	39	,	,	PUNCT
ispiv-81	2	40	architectural	architectural	ADJ
ispiv-81	2	41	and	and	CCONJ
ispiv-81	2	42	environmental	environmental	ADJ
ispiv-81	2	43	engineering	engineering	NOUN
ispiv-81	2	44	,	,	PUNCT
ispiv-81	2	45	chicago	chicago	PROPN
ispiv-81	2	46	,	,	PUNCT
ispiv-81	2	47	il	il	PROPN
ispiv-81	2	48	,	,	PUNCT
ispiv-81	2	49	60616	60616	NUM
ispiv-81	2	50	,	,	PUNCT
ispiv-81	2	51	usa	usa	PROPN
ispiv-81	2	52	1	1	NUM
ispiv-81	2	53	introduction	introduction	NOUN
ispiv-81	2	54	in	in	ADP
ispiv-81	2	55	nature	nature	NOUN
ispiv-81	2	56	and	and	CCONJ
ispiv-81	2	57	engineering	engineering	NOUN
ispiv-81	2	58	applications	application	NOUN
ispiv-81	2	59	,	,	PUNCT
ispiv-81	2	60	wall	wall	NOUN
ispiv-81	2	61	-	-	PUNCT
ispiv-81	2	62	bounded	bound	VERB
ispiv-81	2	63	flow	flow	NOUN
ispiv-81	2	64	often	often	ADV
ispiv-81	2	65	encounter	encounter	VERB
ispiv-81	2	66	a	a	DET
ispiv-81	2	67	heterogeneous	heterogeneous	ADJ
ispiv-81	2	68	surface	surface	NOUN
ispiv-81	2	69	condition	condition	NOUN
ispiv-81	2	70	,	,	PUNCT
ispiv-81	2	71	such	such	ADJ
ispiv-81	2	72	as	as	ADP
ispiv-81	2	73	the	the	DET
ispiv-81	2	74	atmosphere	atmosphere	NOUN
ispiv-81	2	75	boundary	boundary	ADJ
ispiv-81	2	76	layer	layer	NOUN
ispiv-81	2	77	at	at	ADP
ispiv-81	2	78	the	the	DET
ispiv-81	2	79	urban	urban	ADJ
ispiv-81	2	80	boundary	boundary	NOUN
ispiv-81	2	81	and	and	CCONJ
ispiv-81	2	82	flow	flow	VERB
ispiv-81	2	83	over	over	ADP
ispiv-81	2	84	riveted	rivet	VERB
ispiv-81	2	85	aircraft	aircraft	NOUN
ispiv-81	2	86	surfaces	surface	NOUN
ispiv-81	2	87	.	.	PUNCT
ispiv-81	3	1	in	in	ADP
ispiv-81	3	2	a	a	DET
ispiv-81	3	3	particular	particular	ADJ
ispiv-81	3	4	scenario	scenario	NOUN
ispiv-81	3	5	,	,	PUNCT
ispiv-81	3	6	when	when	SCONJ
ispiv-81	3	7	the	the	DET
ispiv-81	3	8	surface	surface	NOUN
ispiv-81	3	9	heterogeneity	heterogeneity	NOUN
ispiv-81	3	10	is	be	AUX
ispiv-81	3	11	predominantly	predominantly	ADV
ispiv-81	3	12	in	in	ADP
ispiv-81	3	13	the	the	DET
ispiv-81	3	14	spanwise	spanwise	ADJ
ispiv-81	3	15	direction	direction	NOUN
ispiv-81	3	16	of	of	ADP
ispiv-81	3	17	the	the	DET
ispiv-81	3	18	flow	flow	NOUN
ispiv-81	3	19	,	,	PUNCT
ispiv-81	3	20	this	this	DET
ispiv-81	3	21	roughness	roughness	NOUN
ispiv-81	3	22	heterogeneity	heterogeneity	NOUN
ispiv-81	3	23	can	can	AUX
ispiv-81	3	24	generate	generate	VERB
ispiv-81	3	25	secondary	secondary	ADJ
ispiv-81	3	26	flow	flow	NOUN
ispiv-81	3	27	in	in	ADP
ispiv-81	3	28	cross	cross	NOUN
ispiv-81	3	29	flow	flow	NOUN
ispiv-81	3	30	plane	plane	NOUN
ispiv-81	3	31	which	which	PRON
ispiv-81	3	32	is	be	AUX
ispiv-81	3	33	very	very	ADV
ispiv-81	3	34	different	different	ADJ
ispiv-81	3	35	from	from	ADP
ispiv-81	3	36	smooth	smooth	ADJ
ispiv-81	3	37	-	-	PUNCT
ispiv-81	3	38	wall	wall	NOUN
ispiv-81	3	39	or	or	CCONJ
ispiv-81	3	40	homogeneous	homogeneous	ADJ
ispiv-81	3	41	rough	rough	ADJ
ispiv-81	3	42	-	-	PUNCT
ispiv-81	3	43	wall	wall	NOUN
ispiv-81	3	44	boundary	boundary	ADJ
ispiv-81	3	45	layers	layer	NOUN
ispiv-81	3	46	.	.	PUNCT
ispiv-81	4	1	figure	figure	VERB
ispiv-81	4	2	1	1	NUM
ispiv-81	4	3	:	:	PUNCT
ispiv-81	4	4	(	(	PUNCT
ispiv-81	4	5	a	a	X
ispiv-81	4	6	)	)	PUNCT
ispiv-81	4	7	important	important	ADJ
ispiv-81	4	8	parameters	parameter	NOUN
ispiv-81	4	9	of	of	ADP
ispiv-81	4	10	the	the	DET
ispiv-81	4	11	ridge	ridge	NOUN
ispiv-81	4	12	-	-	PUNCT
ispiv-81	4	13	type	type	NOUN
ispiv-81	4	14	roughness	roughness	NOUN
ispiv-81	4	15	:	:	PUNCT
ispiv-81	4	16	h	h	NOUN
ispiv-81	4	17	,	,	PUNCT
ispiv-81	4	18	ridge	ridge	NOUN
ispiv-81	4	19	height	height	NOUN
ispiv-81	4	20	;	;	PUNCT
ispiv-81	4	21	s	s	X
ispiv-81	4	22	,	,	PUNCT
ispiv-81	4	23	the	the	DET
ispiv-81	4	24	spacing	spacing	NOUN
ispiv-81	4	25	of	of	ADP
ispiv-81	4	26	the	the	DET
ispiv-81	4	27	ridges	ridge	NOUN
ispiv-81	4	28	;	;	PUNCT
ispiv-81	4	29	w	w	X
ispiv-81	4	30	,	,	PUNCT
ispiv-81	4	31	ridge	ridge	NOUN
ispiv-81	4	32	width	width	NOUN
ispiv-81	4	33	.	.	PUNCT
ispiv-81	5	1	(	(	PUNCT
ispiv-81	5	2	b	b	X
ispiv-81	5	3	)	)	PUNCT
ispiv-81	5	4	surface	surface	NOUN
ispiv-81	5	5	models	model	NOUN
ispiv-81	5	6	used	use	VERB
ispiv-81	5	7	in	in	ADP
ispiv-81	5	8	these	these	DET
ispiv-81	5	9	experiments	experiment	NOUN
ispiv-81	5	10	(	(	PUNCT
ispiv-81	5	11	the	the	DET
ispiv-81	5	12	ri	ri	PROPN
ispiv-81	5	13	of	of	ADP
ispiv-81	5	14	the	the	DET
ispiv-81	5	15	clear	clear	ADJ
ispiv-81	5	16	one	one	NOUN
ispiv-81	5	17	is	be	AUX
ispiv-81	5	18	matched	match	VERB
ispiv-81	5	19	with	with	ADP
ispiv-81	5	20	that	that	PRON
ispiv-81	5	21	of	of	ADP
ispiv-81	5	22	the	the	DET
ispiv-81	5	23	working	working	NOUN
ispiv-81	5	24	fluid	fluid	NOUN
ispiv-81	5	25	during	during	ADP
ispiv-81	5	26	experiments	experiment	NOUN
ispiv-81	5	27	)	)	PUNCT
ispiv-81	5	28	.	.	PUNCT
ispiv-81	6	1	(	(	PUNCT
ispiv-81	6	2	c	c	X
ispiv-81	6	3	)	)	PUNCT
ispiv-81	6	4	planar	planar	ADJ
ispiv-81	6	5	piv	piv	NOUN
ispiv-81	6	6	setup	setup	NOUN
ispiv-81	6	7	for	for	ADP
ispiv-81	6	8	streamwise	streamwise	NOUN
ispiv-81	6	9	–	–	PUNCT
ispiv-81	6	10	wall	wall	NOUN
ispiv-81	6	11	-	-	PUNCT
ispiv-81	6	12	normal	normal	ADJ
ispiv-81	6	13	measurements	measurement	NOUN
ispiv-81	6	14	.	.	PUNCT
ispiv-81	7	1	a	a	DET
ispiv-81	7	2	number	number	NOUN
ispiv-81	7	3	of	of	ADP
ispiv-81	7	4	experimental	experimental	ADJ
ispiv-81	7	5	(	(	PUNCT
ispiv-81	7	6	barros	barros	PROPN
ispiv-81	7	7	and	and	CCONJ
ispiv-81	7	8	christensen	christensen	PROPN
ispiv-81	7	9	,	,	PUNCT
ispiv-81	7	10	2014	2014	NUM
ispiv-81	7	11	;	;	PUNCT
ispiv-81	7	12	vanderwel	vanderwel	NOUN
ispiv-81	7	13	and	and	CCONJ
ispiv-81	7	14	ganapathisubramani	ganapathisubramani	NOUN
ispiv-81	7	15	,	,	PUNCT
ispiv-81	7	16	2015	2015	NUM
ispiv-81	7	17	;	;	PUNCT
ispiv-81	7	18	zampiron	zampiron	PROPN
ispiv-81	7	19	et	et	PROPN
ispiv-81	7	20	al	al	PROPN
ispiv-81	7	21	.	.	PROPN
ispiv-81	7	22	,	,	PUNCT
ispiv-81	7	23	2020	2020	NUM
ispiv-81	7	24	)	)	PUNCT
ispiv-81	7	25	and	and	CCONJ
ispiv-81	7	26	numerical	numerical	PROPN
ispiv-81	7	27	(	(	PUNCT
ispiv-81	7	28	anderson	anderson	PROPN
ispiv-81	7	29	et	et	PROPN
ispiv-81	7	30	al	al	PROPN
ispiv-81	7	31	.	.	PROPN
ispiv-81	7	32	,	,	PUNCT
ispiv-81	7	33	2015	2015	NUM
ispiv-81	7	34	;	;	PUNCT
ispiv-81	7	35	hwang	hwang	PROPN
ispiv-81	7	36	and	and	CCONJ
ispiv-81	7	37	lee	lee	PROPN
ispiv-81	7	38	,	,	PUNCT
ispiv-81	7	39	2018	2018	NUM
ispiv-81	7	40	;	;	PUNCT
ispiv-81	7	41	castro	castro	PROPN
ispiv-81	7	42	et	et	PROPN
ispiv-81	7	43	al	al	PROPN
ispiv-81	7	44	.	.	PROPN
ispiv-81	7	45	,	,	PUNCT
ispiv-81	7	46	2021	2021	NUM
ispiv-81	7	47	)	)	PUNCT
ispiv-81	7	48	studies	study	NOUN
ispiv-81	7	49	have	have	AUX
ispiv-81	7	50	shown	show	VERB
ispiv-81	7	51	features	feature	NOUN
ispiv-81	7	52	associated	associate	VERB
ispiv-81	7	53	with	with	ADP
ispiv-81	7	54	the	the	DET
ispiv-81	7	55	secondary	secondary	ADJ
ispiv-81	7	56	flow	flow	NOUN
ispiv-81	7	57	including	include	VERB
ispiv-81	7	58	:	:	PUNCT
ispiv-81	7	59	streamwise	streamwise	VERB
ispiv-81	7	60	oriented	orient	VERB
ispiv-81	7	61	alternating	alternate	VERB
ispiv-81	7	62	lowand	lowand	ADJ
ispiv-81	7	63	high	high	ADJ
ispiv-81	7	64	-	-	PUNCT
ispiv-81	7	65	momentum	momentum	NOUN
ispiv-81	7	66	pathways	pathway	NOUN
ispiv-81	7	67	(	(	PUNCT
ispiv-81	7	68	lmp	lmp	NOUN
ispiv-81	7	69	,	,	PUNCT
ispiv-81	7	70	hmp	hmp	VERB
ispiv-81	7	71	)	)	PUNCT
ispiv-81	7	72	;	;	PUNCT
ispiv-81	7	73	downwash	downwash	NOUN
ispiv-81	7	74	and	and	CCONJ
ispiv-81	7	75	upwash	upwash	NOUN
ispiv-81	7	76	flow	flow	NOUN
ispiv-81	7	77	at	at	ADP
ispiv-81	7	78	hmp	hmp	NOUN
ispiv-81	7	79	and	and	CCONJ
ispiv-81	7	80	lmp	lmp	PROPN
ispiv-81	7	81	,	,	PUNCT
ispiv-81	7	82	respectively	respectively	ADV
ispiv-81	7	83	;	;	PUNCT
ispiv-81	7	84	counter	counter	ADJ
ispiv-81	7	85	-	-	ADJ
ispiv-81	7	86	rotating	rotate	VERB
ispiv-81	7	87	streamwise	streamwise	NOUN
ispiv-81	7	88	vortices	vortex	NOUN
ispiv-81	7	89	formed	form	VERB
ispiv-81	7	90	across	across	ADP
ispiv-81	7	91	an	an	DET
ispiv-81	7	92	lmp	lmp	NOUN
ispiv-81	7	93	and	and	CCONJ
ispiv-81	7	94	hmp	hmp	PROPN
ispiv-81	7	95	.	.	PUNCT
ispiv-81	8	1	the	the	DET
ispiv-81	8	2	secondary	secondary	ADJ
ispiv-81	8	3	flow	flow	NOUN
ispiv-81	8	4	mechanism	mechanism	NOUN
ispiv-81	8	5	is	be	AUX
ispiv-81	8	6	explained	explain	VERB
ispiv-81	8	7	based	base	VERB
ispiv-81	8	8	on	on	ADP
ispiv-81	8	9	prandtl	prandtl	NOUN
ispiv-81	8	10	’s	’s	PART
ispiv-81	8	11	secondary	secondary	ADJ
ispiv-81	8	12	flow	flow	NOUN
ispiv-81	8	13	of	of	ADP
ispiv-81	8	14	the	the	DET
ispiv-81	8	15	second	second	ADJ
ispiv-81	8	16	kind	kind	NOUN
ispiv-81	8	17	according	accord	VERB
ispiv-81	8	18	to	to	ADP
ispiv-81	8	19	anderson	anderson	PROPN
ispiv-81	8	20	et	et	PROPN
ispiv-81	8	21	al	al	PROPN
ispiv-81	8	22	.	.	PROPN
ispiv-81	9	1	(	(	PUNCT
ispiv-81	9	2	2015	2015	NUM
ispiv-81	9	3	)	)	PUNCT
ispiv-81	9	4	.	.	PUNCT
ispiv-81	10	1	with	with	ADP
ispiv-81	10	2	this	this	DET
ispiv-81	10	3	current	current	ADJ
ispiv-81	10	4	understanding	understanding	NOUN
ispiv-81	10	5	,	,	PUNCT
ispiv-81	10	6	this	this	DET
ispiv-81	10	7	work	work	NOUN
ispiv-81	10	8	uses	use	VERB
ispiv-81	10	9	piv	piv	NOUN
ispiv-81	10	10	to	to	PART
ispiv-81	10	11	document	document	VERB
ispiv-81	10	12	the	the	DET
ispiv-81	10	13	spatio	spatio	PROPN
ispiv-81	10	14	-	-	PUNCT
ispiv-81	10	15	temporal	temporal	ADJ
ispiv-81	10	16	information	information	NOUN
ispiv-81	10	17	of	of	ADP
ispiv-81	10	18	this	this	DET
ispiv-81	10	19	special	special	ADJ
ispiv-81	10	20	flow	flow	NOUN
ispiv-81	10	21	in	in	ADP
ispiv-81	10	22	x−	x−	PROPN
ispiv-81	10	23	y	y	PROPN
ispiv-81	10	24	and	and	CCONJ
ispiv-81	10	25	y−	y−	NOUN
ispiv-81	10	26	z	z	PROPN
ispiv-81	10	27	planes	plane	NOUN
ispiv-81	10	28	over	over	ADP
ispiv-81	10	29	a	a	DET
ispiv-81	10	30	ridged	ridged	ADJ
ispiv-81	10	31	spanwise	spanwise	ADV
ispiv-81	10	32	heterogeneous	heterogeneous	ADJ
ispiv-81	10	33	rough	rough	ADJ
ispiv-81	10	34	surface	surface	NOUN
ispiv-81	10	35	.	.	PUNCT
ispiv-81	11	1	the	the	DET
ispiv-81	11	2	results	result	NOUN
ispiv-81	11	3	present	present	ADJ
ispiv-81	11	4	here	here	ADV
ispiv-81	11	5	mainly	mainly	ADV
ispiv-81	11	6	focus	focus	VERB
ispiv-81	11	7	on	on	ADP
ispiv-81	11	8	the	the	DET
ispiv-81	11	9	mean	mean	NOUN
ispiv-81	11	10	and	and	CCONJ
ispiv-81	11	11	turbulence	turbulence	NOUN
ispiv-81	11	12	statistics	statistic	NOUN
ispiv-81	11	13	measured	measure	VERB
ispiv-81	11	14	in	in	ADP
ispiv-81	11	15	a	a	DET
ispiv-81	11	16	flow	flow	NOUN
ispiv-81	11	17	facility	facility	NOUN
ispiv-81	11	18	at	at	ADP
ispiv-81	11	19	moderate	moderate	ADJ
ispiv-81	11	20	reynolds	reynolds	PROPN
ispiv-81	11	21	number	number	NOUN
ispiv-81	11	22	.	.	PUNCT
ispiv-81	12	1	2	2	NUM
ispiv-81	12	2	methods	method	NOUN
ispiv-81	12	3	the	the	DET
ispiv-81	12	4	roughness	roughness	NOUN
ispiv-81	12	5	models	model	NOUN
ispiv-81	12	6	used	use	VERB
ispiv-81	12	7	in	in	ADP
ispiv-81	12	8	the	the	DET
ispiv-81	12	9	current	current	ADJ
ispiv-81	12	10	experiments	experiment	NOUN
ispiv-81	12	11	are	be	AUX
ispiv-81	12	12	derived	derive	VERB
ispiv-81	12	13	from	from	ADP
ispiv-81	12	14	an	an	DET
ispiv-81	12	15	idealized	idealized	ADJ
ispiv-81	12	16	ridge	ridge	NOUN
ispiv-81	12	17	-	-	PUNCT
ispiv-81	12	18	type	type	NOUN
ispiv-81	12	19	roughness	roughness	NOUN
ispiv-81	12	20	,	,	PUNCT
ispiv-81	12	21	wherein	wherein	SCONJ
ispiv-81	12	22	the	the	DET
ispiv-81	12	23	roughness	roughness	NOUN
ispiv-81	12	24	topography	topography	NOUN
ispiv-81	12	25	is	be	AUX
ispiv-81	12	26	constructed	construct	VERB
ispiv-81	12	27	from	from	ADP
ispiv-81	12	28	equally	equally	ADV
ispiv-81	12	29	spaced	space	VERB
ispiv-81	12	30	bars	bar	NOUN
ispiv-81	12	31	of	of	ADP
ispiv-81	12	32	square	square	PROPN
ispiv-81	12	33	cross	cross	NOUN
ispiv-81	12	34	-	-	NOUN
ispiv-81	12	35	section	section	NOUN
ispiv-81	12	36	(	(	PUNCT
ispiv-81	12	37	fig	fig	NOUN
ispiv-81	12	38	1a	1a	NOUN
ispiv-81	12	39	)	)	PUNCT
ispiv-81	12	40	.	.	PUNCT
ispiv-81	13	1	in	in	ADP
ispiv-81	13	2	the	the	DET
ispiv-81	13	3	design	design	NOUN
ispiv-81	13	4	of	of	ADP
ispiv-81	13	5	the	the	DET
ispiv-81	13	6	roughness	roughness	NOUN
ispiv-81	13	7	model	model	NOUN
ispiv-81	13	8	,	,	PUNCT
ispiv-81	13	9	the	the	DET
ispiv-81	13	10	size	size	NOUN
ispiv-81	13	11	and	and	CCONJ
ispiv-81	13	12	spacing	spacing	NOUN
ispiv-81	13	13	of	of	ADP
ispiv-81	13	14	the	the	DET
ispiv-81	13	15	ridge	ridge	NOUN
ispiv-81	13	16	elements	element	NOUN
ispiv-81	13	17	were	be	AUX
ispiv-81	13	18	selected	select	VERB
ispiv-81	13	19	to	to	PART
ispiv-81	13	20	ensure	ensure	VERB
ispiv-81	13	21	the	the	DET
ispiv-81	13	22	generation	generation	NOUN
ispiv-81	13	23	of	of	ADP
ispiv-81	13	24	strong	strong	ADJ
ispiv-81	13	25	secondary	secondary	ADJ
ispiv-81	13	26	flows	flow	NOUN
ispiv-81	13	27	for	for	ADP
ispiv-81	13	28	ridged	ridged	ADJ
ispiv-81	13	29	roughness	roughness	NOUN
ispiv-81	13	30	(	(	PUNCT
ispiv-81	13	31	vanderwel	vanderwel	NOUN
ispiv-81	13	32	and	and	CCONJ
ispiv-81	13	33	ganapathisubramani	ganapathisubramani	NOUN
ispiv-81	13	34	,	,	PUNCT
ispiv-81	13	35	2015	2015	NUM
ispiv-81	13	36	;	;	PUNCT
ispiv-81	13	37	medjnoun	medjnoun	PROPN
ispiv-81	13	38	et	et	PROPN
ispiv-81	13	39	al	al	PROPN
ispiv-81	13	40	.	.	PROPN
ispiv-81	13	41	,	,	PUNCT
ispiv-81	13	42	2018	2018	NUM
ispiv-81	13	43	)	)	PUNCT
ispiv-81	13	44	.	.	PUNCT
ispiv-81	14	1	piv	piv	NOUN
ispiv-81	14	2	measurements	measurement	NOUN
ispiv-81	14	3	are	be	AUX
ispiv-81	14	4	performed	perform	VERB
ispiv-81	14	5	in	in	ADP
ispiv-81	14	6	a	a	DET
ispiv-81	14	7	refractive	refractive	ADJ
ispiv-81	14	8	-	-	PUNCT
ispiv-81	14	9	index	index	NOUN
ispiv-81	14	10	-	-	PUNCT
ispiv-81	14	11	matched	match	VERB
ispiv-81	14	12	(	(	PUNCT
ispiv-81	14	13	rim	rim	NOUN
ispiv-81	14	14	)	)	PUNCT
ispiv-81	14	15	flow	flow	NOUN
ispiv-81	14	16	facility	facility	NOUN
ispiv-81	14	17	(	(	PUNCT
ispiv-81	14	18	fig	fig	NOUN
ispiv-81	14	19	.	.	PUNCT
ispiv-81	15	1	1c	1c	NOUN
ispiv-81	15	2	)	)	PUNCT
ispiv-81	15	3	wherein	wherein	SCONJ
ispiv-81	15	4	the	the	DET
ispiv-81	15	5	refractive	refractive	ADJ
ispiv-81	15	6	index	index	NOUN
ispiv-81	15	7	of	of	ADP
ispiv-81	15	8	the	the	DET
ispiv-81	15	9	working	work	VERB
ispiv-81	15	10	fluid	fluid	NOUN
ispiv-81	15	11	(	(	PUNCT
ispiv-81	15	12	aqueous	aqueous	ADJ
ispiv-81	15	13	nai	nai	NOUN
ispiv-81	15	14	)	)	PUNCT
ispiv-81	15	15	matches	match	VERB
ispiv-81	15	16	that	that	PRON
ispiv-81	15	17	of	of	ADP
ispiv-81	15	18	solid	solid	ADJ
ispiv-81	15	19	models	model	NOUN
ispiv-81	15	20	of	of	ADP
ispiv-81	15	21	the	the	DET
ispiv-81	15	22	roughness	roughness	NOUN
ispiv-81	15	23	so	so	SCONJ
ispiv-81	15	24	that	that	SCONJ
ispiv-81	15	25	reflections	reflection	NOUN
ispiv-81	15	26	and	and	CCONJ
ispiv-81	15	27	aberrations	aberration	NOUN
ispiv-81	15	28	in	in	ADP
ispiv-81	15	29	the	the	DET
ispiv-81	15	30	piv	piv	NOUN
ispiv-81	15	31	illumination	illumination	NOUN
ispiv-81	15	32	and	and	CCONJ
ispiv-81	15	33	imaging	imaging	NOUN
ispiv-81	15	34	are	be	AUX
ispiv-81	15	35	minimized	minimize	VERB
ispiv-81	15	36	and	and	CCONJ
ispiv-81	15	37	flow	flow	VERB
ispiv-81	15	38	in	in	ADP
ispiv-81	15	39	the	the	DET
ispiv-81	15	40	immediate	immediate	ADJ
ispiv-81	15	41	vicinity	vicinity	NOUN
ispiv-81	15	42	of	of	ADP
ispiv-81	15	43	the	the	DET
ispiv-81	15	44	roughness	roughness	NOUN
ispiv-81	15	45	can	can	AUX
ispiv-81	15	46	be	be	AUX
ispiv-81	15	47	interrogated	interrogate	VERB
ispiv-81	15	48	by	by	ADP
ispiv-81	15	49	piv	piv	NOUN
ispiv-81	15	50	.	.	PUNCT
ispiv-81	16	1	figure	figure	VERB
ispiv-81	16	2	1(b	1(b	NUM
ispiv-81	16	3	)	)	PUNCT
ispiv-81	16	4	shows	show	VERB
ispiv-81	16	5	the	the	DET
ispiv-81	16	6	roughness	roughness	NOUN
ispiv-81	16	7	tiles	tile	NOUN
ispiv-81	16	8	for	for	ADP
ispiv-81	16	9	rim	rim	NOUN
ispiv-81	16	10	and	and	CCONJ
ispiv-81	16	11	the	the	DET
ispiv-81	16	12	overall	overall	ADJ
ispiv-81	16	13	roughness	roughness	NOUN
ispiv-81	16	14	arrangement	arrangement	NOUN
ispiv-81	16	15	in	in	ADP
ispiv-81	16	16	the	the	DET
ispiv-81	16	17	test	test	NOUN
ispiv-81	16	18	section	section	NOUN
ispiv-81	16	19	.	.	PUNCT
ispiv-81	17	1	figure	figure	NOUN
ispiv-81	17	2	2	2	NUM
ispiv-81	17	3	:	:	PUNCT
ispiv-81	17	4	(	(	PUNCT
ispiv-81	17	5	a	a	X
ispiv-81	17	6	)	)	PUNCT
ispiv-81	17	7	ensemble	ensemble	ADJ
ispiv-81	17	8	-	-	PUNCT
ispiv-81	17	9	averaged	average	VERB
ispiv-81	17	10	streamwise	streamwise	NOUN
ispiv-81	17	11	velocity	velocity	NOUN
ispiv-81	17	12	field	field	NOUN
ispiv-81	17	13	between	between	ADP
ispiv-81	17	14	at	at	ADP
ispiv-81	17	15	the	the	DET
ispiv-81	17	16	center	center	NOUN
ispiv-81	17	17	between	between	ADP
ispiv-81	17	18	spanwiseseparated	spanwiseseparate	VERB
ispiv-81	17	19	ridges	ridge	NOUN
ispiv-81	17	20	.	.	PUNCT
ispiv-81	18	1	(	(	PUNCT
ispiv-81	18	2	b	b	X
ispiv-81	18	3	,	,	PUNCT
ispiv-81	18	4	c	c	NOUN
ispiv-81	18	5	)	)	PUNCT
ispiv-81	18	6	ensemble	ensemble	ADJ
ispiv-81	18	7	and	and	CCONJ
ispiv-81	18	8	streamwise	streamwise	NOUN
ispiv-81	18	9	-	-	PUNCT
ispiv-81	18	10	averaged	average	VERB
ispiv-81	18	11	streamwise	streamwise	NOUN
ispiv-81	18	12	and	and	CCONJ
ispiv-81	18	13	wall	wall	NOUN
ispiv-81	18	14	-	-	PUNCT
ispiv-81	18	15	normal	normal	ADJ
ispiv-81	18	16	velocity	velocity	NOUN
ispiv-81	18	17	profiles	profile	NOUN
ispiv-81	18	18	positioned	position	VERB
ispiv-81	18	19	on	on	ADP
ispiv-81	18	20	top	top	NOUN
ispiv-81	18	21	of	of	ADP
ispiv-81	18	22	a	a	DET
ispiv-81	18	23	ridge	ridge	NOUN
ispiv-81	18	24	and	and	CCONJ
ispiv-81	18	25	between	between	ADP
ispiv-81	18	26	two	two	NUM
ispiv-81	18	27	ridges	ridge	NOUN
ispiv-81	18	28	.	.	PUNCT
ispiv-81	19	1	3	3	NUM
ispiv-81	19	2	results	result	VERB
ispiv-81	19	3	initial	initial	ADJ
ispiv-81	19	4	results	result	NOUN
ispiv-81	19	5	showing	show	VERB
ispiv-81	19	6	the	the	DET
ispiv-81	19	7	time	time	NOUN
ispiv-81	19	8	-	-	PUNCT
ispiv-81	19	9	averaged	average	VERB
ispiv-81	19	10	and	and	CCONJ
ispiv-81	19	11	time	time	NOUN
ispiv-81	19	12	and	and	CCONJ
ispiv-81	19	13	streamwise	streamwise	NOUN
ispiv-81	19	14	-	-	PUNCT
ispiv-81	19	15	averaged	average	VERB
ispiv-81	19	16	velocities	velocity	NOUN
ispiv-81	19	17	from	from	ADP
ispiv-81	19	18	x−y	x−y	ADJ
ispiv-81	19	19	plane	plane	NOUN
ispiv-81	19	20	piv	piv	NOUN
ispiv-81	19	21	measurements	measurement	NOUN
ispiv-81	19	22	are	be	AUX
ispiv-81	19	23	shown	show	VERB
ispiv-81	19	24	in	in	ADP
ispiv-81	19	25	fig	fig	NOUN
ispiv-81	19	26	.	.	PUNCT
ispiv-81	20	1	2	2	X
ispiv-81	20	2	.	.	X
ispiv-81	20	3	figure	figure	NOUN
ispiv-81	20	4	2a	2a	PROPN
ispiv-81	20	5	shows	show	VERB
ispiv-81	20	6	the	the	DET
ispiv-81	20	7	time	time	NOUN
ispiv-81	20	8	-	-	PUNCT
ispiv-81	20	9	averaged	average	VERB
ispiv-81	20	10	streamwise	streamwise	NOUN
ispiv-81	20	11	component	component	NOUN
ispiv-81	20	12	velocity	velocity	NOUN
ispiv-81	20	13	in	in	ADP
ispiv-81	20	14	the	the	DET
ispiv-81	20	15	position	position	NOUN
ispiv-81	20	16	between	between	ADP
ispiv-81	20	17	two	two	NUM
ispiv-81	20	18	ridges	ridge	NOUN
ispiv-81	20	19	from	from	ADP
ispiv-81	20	20	wall	wall	NOUN
ispiv-81	20	21	to	to	ADP
ispiv-81	20	22	the	the	DET
ispiv-81	20	23	free	free	ADJ
ispiv-81	20	24	stream	stream	NOUN
ispiv-81	20	25	.	.	PUNCT
ispiv-81	21	1	in	in	ADP
ispiv-81	21	2	this	this	DET
ispiv-81	21	3	case	case	NOUN
ispiv-81	21	4	the	the	DET
ispiv-81	21	5	data	datum	NOUN
ispiv-81	21	6	below	below	ADP
ispiv-81	21	7	y	y	PROPN
ispiv-81	21	8	=	=	SYM
ispiv-81	21	9	3.8	3.8	NUM
ispiv-81	21	10	mm	mm	NOUN
ispiv-81	21	11	is	be	AUX
ispiv-81	21	12	behind	behind	ADP
ispiv-81	21	13	the	the	DET
ispiv-81	21	14	ridges	ridge	NOUN
ispiv-81	21	15	and	and	CCONJ
ispiv-81	21	16	therefore	therefore	ADV
ispiv-81	21	17	demonstrates	demonstrate	VERB
ispiv-81	21	18	the	the	DET
ispiv-81	21	19	applicability	applicability	NOUN
ispiv-81	21	20	of	of	ADP
ispiv-81	21	21	rim	rim	NOUN
ispiv-81	21	22	in	in	ADP
ispiv-81	21	23	this	this	DET
ispiv-81	21	24	case	case	NOUN
ispiv-81	21	25	.	.	PUNCT
ispiv-81	22	1	figure	figure	NOUN
ispiv-81	22	2	2a	2a	NUM
ispiv-81	22	3	also	also	ADV
ispiv-81	22	4	verifies	verify	VERB
ispiv-81	22	5	the	the	DET
ispiv-81	22	6	streamwise	streamwise	NOUN
ispiv-81	22	7	homogeneity	homogeneity	NOUN
ispiv-81	22	8	of	of	ADP
ispiv-81	22	9	the	the	DET
ispiv-81	22	10	mean	mean	ADJ
ispiv-81	22	11	flow	flow	NOUN
ispiv-81	22	12	.	.	PUNCT
ispiv-81	23	1	the	the	DET
ispiv-81	23	2	ensembleand	ensembleand	NOUN
ispiv-81	23	3	streamwise	streamwise	PROPN
ispiv-81	23	4	-	-	PUNCT
ispiv-81	23	5	averaged	average	VERB
ispiv-81	23	6	velocity	velocity	NOUN
ispiv-81	23	7	profiles	profile	NOUN
ispiv-81	23	8	are	be	AUX
ispiv-81	23	9	calculated	calculate	VERB
ispiv-81	23	10	and	and	CCONJ
ispiv-81	23	11	shown	show	VERB
ispiv-81	23	12	in	in	ADP
ispiv-81	23	13	figs	fig	NOUN
ispiv-81	23	14	.	.	PUNCT
ispiv-81	24	1	2b	2b	NOUN
ispiv-81	24	2	,	,	PUNCT
ispiv-81	24	3	c.	c.	NOUN
ispiv-81	24	4	the	the	DET
ispiv-81	24	5	profiles	profile	NOUN
ispiv-81	24	6	confirm	confirm	VERB
ispiv-81	24	7	that	that	SCONJ
ispiv-81	24	8	the	the	DET
ispiv-81	24	9	hmp	hmp	NOUN
ispiv-81	24	10	and	and	CCONJ
ispiv-81	24	11	downwash	downwash	ADJ
ispiv-81	24	12	region	region	NOUN
ispiv-81	24	13	is	be	AUX
ispiv-81	24	14	located	locate	VERB
ispiv-81	24	15	in	in	ADP
ispiv-81	24	16	between	between	ADP
ispiv-81	24	17	the	the	DET
ispiv-81	24	18	ridges	ridge	NOUN
ispiv-81	24	19	while	while	SCONJ
ispiv-81	24	20	the	the	DET
ispiv-81	24	21	lmp	lmp	NOUN
ispiv-81	24	22	and	and	CCONJ
ispiv-81	24	23	upwash	upwash	NOUN
ispiv-81	24	24	is	be	AUX
ispiv-81	24	25	observed	observe	VERB
ispiv-81	24	26	above	above	ADP
ispiv-81	24	27	the	the	DET
ispiv-81	24	28	ridges	ridge	NOUN
ispiv-81	24	29	which	which	PRON
ispiv-81	24	30	is	be	AUX
ispiv-81	24	31	consistent	consistent	ADJ
ispiv-81	24	32	with	with	ADP
ispiv-81	24	33	observations	observation	NOUN
ispiv-81	24	34	in	in	ADP
ispiv-81	24	35	the	the	DET
ispiv-81	24	36	literature	literature	NOUN
ispiv-81	24	37	(	(	PUNCT
ispiv-81	24	38	vanderwel	vanderwel	ADJ
ispiv-81	24	39	and	and	CCONJ
ispiv-81	24	40	ganapathisubramani	ganapathisubramani	NOUN
ispiv-81	24	41	,	,	PUNCT
ispiv-81	24	42	2015	2015	NUM
ispiv-81	24	43	;	;	PUNCT
ispiv-81	24	44	medjnoun	medjnoun	PROPN
ispiv-81	24	45	et	et	PROPN
ispiv-81	24	46	al	al	PROPN
ispiv-81	24	47	.	.	PROPN
ispiv-81	24	48	,	,	PUNCT
ispiv-81	24	49	2018	2018	NUM
ispiv-81	24	50	;	;	PUNCT
ispiv-81	24	51	castro	castro	PROPN
ispiv-81	24	52	et	et	PROPN
ispiv-81	24	53	al	al	PROPN
ispiv-81	24	54	.	.	PROPN
ispiv-81	24	55	,	,	PUNCT
ispiv-81	24	56	2021	2021	NUM
ispiv-81	24	57	)	)	PUNCT
ispiv-81	24	58	.	.	PUNCT
ispiv-81	25	1	the	the	DET
ispiv-81	25	2	ongoing	ongoing	ADJ
ispiv-81	25	3	progress	progress	NOUN
ispiv-81	25	4	of	of	ADP
ispiv-81	25	5	this	this	DET
ispiv-81	25	6	work	work	NOUN
ispiv-81	25	7	includes	include	VERB
ispiv-81	25	8	:	:	PUNCT
ispiv-81	25	9	stereo	stereo	ADJ
ispiv-81	25	10	-	-	PUNCT
ispiv-81	25	11	piv	piv	NOUN
ispiv-81	25	12	measurements	measurement	NOUN
ispiv-81	25	13	in	in	ADP
ispiv-81	25	14	the	the	DET
ispiv-81	25	15	cross	cross	NOUN
ispiv-81	25	16	-	-	ADJ
ispiv-81	25	17	plane	plane	ADJ
ispiv-81	25	18	,	,	PUNCT
ispiv-81	25	19	frequency	frequency	NOUN
ispiv-81	25	20	analysis	analysis	NOUN
ispiv-81	25	21	,	,	PUNCT
ispiv-81	25	22	and	and	CCONJ
ispiv-81	25	23	quantification	quantification	NOUN
ispiv-81	25	24	of	of	ADP
ispiv-81	25	25	inner	inner	ADJ
ispiv-81	25	26	–	–	PUNCT
ispiv-81	25	27	outer	outer	ADJ
ispiv-81	25	28	interactions	interaction	NOUN
ispiv-81	25	29	in	in	ADP
ispiv-81	25	30	this	this	DET
ispiv-81	25	31	flow	flow	NOUN
ispiv-81	25	32	scenario	scenario	NOUN
ispiv-81	25	33	.	.	PUNCT
ispiv-81	26	1	follow	follow	VERB
ispiv-81	26	2	-	-	PUNCT
ispiv-81	26	3	on	on	ADP
ispiv-81	26	4	research	research	NOUN
ispiv-81	26	5	will	will	AUX
ispiv-81	26	6	focus	focus	VERB
ispiv-81	26	7	on	on	ADP
ispiv-81	26	8	aligning	align	VERB
ispiv-81	26	9	these	these	DET
ispiv-81	26	10	same	same	ADJ
ispiv-81	26	11	ridges	ridge	NOUN
ispiv-81	26	12	obliquely	obliquely	ADV
ispiv-81	26	13	to	to	ADP
ispiv-81	26	14	the	the	DET
ispiv-81	26	15	mean	mean	ADJ
ispiv-81	26	16	flow	flow	NOUN
ispiv-81	26	17	to	to	PART
ispiv-81	26	18	understand	understand	VERB
ispiv-81	26	19	the	the	DET
ispiv-81	26	20	persistence	persistence	NOUN
ispiv-81	26	21	of	of	ADP
ispiv-81	26	22	these	these	DET
ispiv-81	26	23	secondary	secondary	ADJ
ispiv-81	26	24	flows	flow	NOUN
ispiv-81	26	25	relative	relative	ADJ
ispiv-81	26	26	to	to	ADP
ispiv-81	26	27	the	the	DET
ispiv-81	26	28	spanwise	spanwise	ADJ
ispiv-81	26	29	heterogeneity	heterogeneity	NOUN
ispiv-81	26	30	of	of	ADP
ispiv-81	26	31	the	the	DET
ispiv-81	26	32	topography	topography	NOUN
ispiv-81	26	33	.	.	PUNCT
ispiv-81	27	1	references	reference	NOUN
ispiv-81	27	2	anderson	anderson	PROPN
ispiv-81	27	3	w	w	PROPN
ispiv-81	27	4	,	,	PUNCT
ispiv-81	27	5	barros	barros	PROPN
ispiv-81	27	6	jm	jm	PROPN
ispiv-81	27	7	,	,	PUNCT
ispiv-81	27	8	christensen	christensen	PROPN
ispiv-81	27	9	kt	kt	PROPN
ispiv-81	27	10	,	,	PUNCT
ispiv-81	27	11	and	and	CCONJ
ispiv-81	27	12	awasthi	awasthi	ADP
ispiv-81	27	13	a	a	DET
ispiv-81	27	14	(	(	PUNCT
ispiv-81	27	15	2015	2015	NUM
ispiv-81	27	16	)	)	PUNCT
ispiv-81	27	17	numerical	numerical	ADJ
ispiv-81	27	18	and	and	CCONJ
ispiv-81	27	19	experimental	experimental	ADJ
ispiv-81	27	20	study	study	NOUN
ispiv-81	27	21	of	of	ADP
ispiv-81	27	22	mechanisms	mechanism	NOUN
ispiv-81	27	23	responsible	responsible	ADJ
ispiv-81	27	24	for	for	ADP
ispiv-81	27	25	turbulent	turbulent	ADJ
ispiv-81	27	26	secondary	secondary	ADJ
ispiv-81	27	27	flows	flow	NOUN
ispiv-81	27	28	in	in	ADP
ispiv-81	27	29	boundary	boundary	ADJ
ispiv-81	27	30	layer	layer	NOUN
ispiv-81	27	31	flows	flow	VERB
ispiv-81	27	32	over	over	ADP
ispiv-81	27	33	spanwise	spanwise	ADJ
ispiv-81	27	34	heterogeneous	heterogeneous	ADJ
ispiv-81	27	35	roughness	roughness	NOUN
ispiv-81	27	36	.	.	PUNCT
ispiv-81	28	1	journal	journal	NOUN
ispiv-81	28	2	of	of	ADP
ispiv-81	28	3	fluid	fluid	ADJ
ispiv-81	28	4	mechanics	mechanic	NOUN
ispiv-81	28	5	768:316–347	768:316–347	NUM
ispiv-81	28	6	barros	barro	NOUN
ispiv-81	28	7	jm	jm	PROPN
ispiv-81	28	8	and	and	CCONJ
ispiv-81	28	9	christensen	christensen	PROPN
ispiv-81	28	10	kt	kt	PROPN
ispiv-81	28	11	(	(	PUNCT
ispiv-81	28	12	2014	2014	NUM
ispiv-81	28	13	)	)	PUNCT
ispiv-81	28	14	observations	observation	NOUN
ispiv-81	28	15	of	of	ADP
ispiv-81	28	16	turbulent	turbulent	ADJ
ispiv-81	28	17	secondary	secondary	ADJ
ispiv-81	28	18	flows	flow	NOUN
ispiv-81	28	19	in	in	ADP
ispiv-81	28	20	a	a	DET
ispiv-81	28	21	rough	rough	ADJ
ispiv-81	28	22	-	-	PUNCT
ispiv-81	28	23	wall	wall	NOUN
ispiv-81	28	24	boundary	boundary	ADJ
ispiv-81	28	25	layer	layer	NOUN
ispiv-81	28	26	.	.	PUNCT
ispiv-81	29	1	journal	journal	NOUN
ispiv-81	29	2	of	of	ADP
ispiv-81	29	3	fluid	fluid	ADJ
ispiv-81	29	4	mechanics	mechanic	NOUN
ispiv-81	29	5	748	748	NUM
ispiv-81	29	6	castro	castro	PROPN
ispiv-81	29	7	ip	ip	PROPN
ispiv-81	29	8	,	,	PUNCT
ispiv-81	29	9	kim	kim	PROPN
ispiv-81	29	10	j	j	PROPN
ispiv-81	29	11	,	,	PUNCT
ispiv-81	29	12	stroh	stroh	PROPN
ispiv-81	29	13	a	a	X
ispiv-81	29	14	,	,	PUNCT
ispiv-81	29	15	and	and	CCONJ
ispiv-81	29	16	lim	lim	PROPN
ispiv-81	29	17	hc	hc	PROPN
ispiv-81	29	18	(	(	PUNCT
ispiv-81	29	19	2021	2021	NUM
ispiv-81	29	20	)	)	PUNCT
ispiv-81	29	21	channel	channel	NOUN
ispiv-81	29	22	flow	flow	NOUN
ispiv-81	29	23	with	with	ADP
ispiv-81	29	24	large	large	ADJ
ispiv-81	29	25	longitudinal	longitudinal	ADJ
ispiv-81	29	26	ribs	rib	NOUN
ispiv-81	29	27	.	.	PUNCT
ispiv-81	30	1	journal	journal	PROPN
ispiv-81	30	2	of	of	ADP
ispiv-81	30	3	fluid	fluid	ADJ
ispiv-81	30	4	mechanics	mechanic	NOUN
ispiv-81	30	5	915	915	NUM
ispiv-81	30	6	hwang	hwang	PROPN
ispiv-81	30	7	hg	hg	PROPN
ispiv-81	30	8	and	and	CCONJ
ispiv-81	30	9	lee	lee	PROPN
ispiv-81	30	10	jh	jh	PROPN
ispiv-81	30	11	(	(	PUNCT
ispiv-81	30	12	2018	2018	NUM
ispiv-81	30	13	)	)	PUNCT
ispiv-81	30	14	secondary	secondary	ADJ
ispiv-81	30	15	flows	flow	NOUN
ispiv-81	30	16	in	in	ADP
ispiv-81	30	17	turbulent	turbulent	ADJ
ispiv-81	30	18	boundary	boundary	ADJ
ispiv-81	30	19	layers	layer	NOUN
ispiv-81	30	20	over	over	ADP
ispiv-81	30	21	longitudinal	longitudinal	ADJ
ispiv-81	30	22	surface	surface	NOUN
ispiv-81	30	23	roughness	roughness	NOUN
ispiv-81	30	24	.	.	PUNCT
ispiv-81	31	1	physical	physical	ADJ
ispiv-81	31	2	review	review	NOUN
ispiv-81	31	3	fluids	fluid	VERB
ispiv-81	31	4	3:014608	3:014608	NUM
ispiv-81	31	5	medjnoun	medjnoun	NOUN
ispiv-81	31	6	t	t	PROPN
ispiv-81	31	7	,	,	PUNCT
ispiv-81	31	8	vanderwel	vanderwel	NOUN
ispiv-81	31	9	c	c	NOUN
ispiv-81	31	10	,	,	PUNCT
ispiv-81	31	11	and	and	CCONJ
ispiv-81	31	12	ganapathisubramani	ganapathisubramani	PROPN
ispiv-81	31	13	b	b	PROPN
ispiv-81	31	14	(	(	PUNCT
ispiv-81	31	15	2018	2018	NUM
ispiv-81	31	16	)	)	PUNCT
ispiv-81	31	17	characteristics	characteristic	NOUN
ispiv-81	31	18	of	of	ADP
ispiv-81	31	19	turbulent	turbulent	ADJ
ispiv-81	31	20	boundary	boundary	ADJ
ispiv-81	31	21	layers	layer	NOUN
ispiv-81	31	22	over	over	ADP
ispiv-81	31	23	smooth	smooth	ADJ
ispiv-81	31	24	surfaces	surface	NOUN
ispiv-81	31	25	with	with	ADP
ispiv-81	31	26	spanwise	spanwise	PROPN
ispiv-81	31	27	heterogeneities	heterogeneity	NOUN
ispiv-81	31	28	.	.	PUNCT
ispiv-81	32	1	journal	journal	NOUN
ispiv-81	32	2	of	of	ADP
ispiv-81	32	3	fluid	fluid	ADJ
ispiv-81	32	4	mechanics	mechanic	NOUN
ispiv-81	32	5	838:516–543	838:516–543	NUM
ispiv-81	32	6	vanderwel	vanderwel	ADJ
ispiv-81	32	7	c	c	PROPN
ispiv-81	32	8	and	and	CCONJ
ispiv-81	32	9	ganapathisubramani	ganapathisubramani	PROPN
ispiv-81	32	10	b	b	PROPN
ispiv-81	32	11	(	(	PUNCT
ispiv-81	32	12	2015	2015	NUM
ispiv-81	32	13	)	)	PUNCT
ispiv-81	32	14	effects	effect	NOUN
ispiv-81	32	15	of	of	ADP
ispiv-81	32	16	spanwise	spanwise	NOUN
ispiv-81	32	17	spacing	space	VERB
ispiv-81	32	18	on	on	ADP
ispiv-81	32	19	large	large	ADJ
ispiv-81	32	20	-	-	PUNCT
ispiv-81	32	21	scale	scale	NOUN
ispiv-81	32	22	secondary	secondary	ADJ
ispiv-81	32	23	flows	flow	NOUN
ispiv-81	32	24	in	in	ADP
ispiv-81	32	25	rough	rough	ADJ
ispiv-81	32	26	-	-	PUNCT
ispiv-81	32	27	wall	wall	NOUN
ispiv-81	32	28	turbulent	turbulent	ADJ
ispiv-81	32	29	boundary	boundary	ADJ
ispiv-81	32	30	layers	layer	NOUN
ispiv-81	32	31	.	.	PUNCT
ispiv-81	33	1	journal	journal	NOUN
ispiv-81	33	2	of	of	ADP
ispiv-81	33	3	fluid	fluid	ADJ
ispiv-81	33	4	mechanics	mechanic	NOUN
ispiv-81	33	5	774	774	NUM
ispiv-81	33	6	zampiron	zampiron	PROPN
ispiv-81	33	7	a	a	X
ispiv-81	33	8	,	,	PUNCT
ispiv-81	33	9	cameron	cameron	PROPN
ispiv-81	33	10	s	s	PROPN
ispiv-81	33	11	,	,	PUNCT
ispiv-81	33	12	and	and	CCONJ
ispiv-81	33	13	nikora	nikora	ADJ
ispiv-81	33	14	v	v	NOUN
ispiv-81	33	15	(	(	PUNCT
ispiv-81	33	16	2020	2020	NUM
ispiv-81	33	17	)	)	PUNCT
ispiv-81	33	18	secondary	secondary	ADJ
ispiv-81	33	19	currents	current	NOUN
ispiv-81	33	20	and	and	CCONJ
ispiv-81	33	21	very	very	ADV
ispiv-81	33	22	-	-	PUNCT
ispiv-81	33	23	large	large	ADJ
ispiv-81	33	24	-	-	PUNCT
ispiv-81	33	25	scale	scale	NOUN
ispiv-81	33	26	motions	motion	NOUN
ispiv-81	33	27	in	in	ADP
ispiv-81	33	28	openchannel	openchannel	NOUN
ispiv-81	33	29	flow	flow	VERB
ispiv-81	33	30	over	over	ADP
ispiv-81	33	31	streamwise	streamwise	NOUN
ispiv-81	33	32	ridges	ridge	NOUN
ispiv-81	33	33	.	.	PUNCT
ispiv-81	34	1	journal	journal	NOUN
ispiv-81	34	2	of	of	ADP
ispiv-81	34	3	fluid	fluid	ADJ
ispiv-81	34	4	mechanics	mechanic	NOUN
ispiv-81	34	5	887	887	NUM
ispiv-81	34	6	introduction	introduction	NOUN
ispiv-81	34	7	methods	method	NOUN
ispiv-81	34	8	results	result	VERB