id	sid	tid	token	lemma	pos
ap-5489	1	1	acta	acta	PROPN
ap-5489	1	2	polytechnica	polytechnica	PROPN
ap-5489	1	3	doi:10.14311	doi:10.14311	PROPN
ap-5489	1	4	/	/	SYM
ap-5489	1	5	ap.2020.60.0081	ap.2020.60.0081	PROPN
ap-5489	1	6	acta	acta	PROPN
ap-5489	1	7	polytechnica	polytechnica	PROPN
ap-5489	1	8	60(1):81–87	60(1):81–87	NUM
ap-5489	1	9	,	,	PUNCT
ap-5489	1	10	2020	2020	NUM
ap-5489	1	11	©	©	PROPN
ap-5489	1	12	czech	czech	PROPN
ap-5489	1	13	technical	technical	PROPN
ap-5489	1	14	university	university	PROPN
ap-5489	1	15	in	in	ADP
ap-5489	1	16	prague	prague	PROPN
ap-5489	1	17	,	,	PUNCT
ap-5489	1	18	2020	2020	NUM
ap-5489	1	19	available	available	ADJ
ap-5489	1	20	online	online	ADV
ap-5489	1	21	at	at	ADP
ap-5489	1	22	https://ojs.cvut.cz/ojs/index.php/ap	https://ojs.cvut.cz/ojs/index.php/ap	PROPN
ap-5489	1	23	eigenvalues	eigenvalue	VERB
ap-5489	1	24	evaluation	evaluation	NOUN
ap-5489	1	25	of	of	ADP
ap-5489	1	26	generally	generally	ADV
ap-5489	1	27	damped	damped	ADJ
ap-5489	1	28	elastic	elastic	ADJ
ap-5489	1	29	disc	disc	NOUN
ap-5489	1	30	brake	brake	NOUN
ap-5489	1	31	model	model	NOUN
ap-5489	1	32	loaded	load	VERB
ap-5489	1	33	with	with	ADP
ap-5489	1	34	non	non	ADJ
ap-5489	1	35	-	-	ADJ
ap-5489	1	36	conservative	conservative	ADJ
ap-5489	1	37	friction	friction	NOUN
ap-5489	1	38	forces	force	NOUN
ap-5489	1	39	juraj	juraj	VERB
ap-5489	1	40	úradníčeka,∗	úradníčeka,∗	NOUN
ap-5489	1	41	,	,	PUNCT
ap-5489	1	42	miloš	miloš	NOUN
ap-5489	1	43	musila	musila	NOUN
ap-5489	1	44	,	,	PUNCT
ap-5489	1	45	michal	michal	PROPN
ap-5489	1	46	bachratyb	bachratyb	VERB
ap-5489	1	47	a	a	DET
ap-5489	1	48	slovak	slovak	ADJ
ap-5489	1	49	university	university	NOUN
ap-5489	1	50	of	of	ADP
ap-5489	1	51	technology	technology	NOUN
ap-5489	1	52	,	,	PUNCT
ap-5489	1	53	faculty	faculty	NOUN
ap-5489	1	54	of	of	ADP
ap-5489	1	55	mechanical	mechanical	ADJ
ap-5489	1	56	engineering	engineering	NOUN
ap-5489	1	57	,	,	PUNCT
ap-5489	1	58	institute	institute	NOUN
ap-5489	1	59	of	of	ADP
ap-5489	1	60	applied	apply	VERB
ap-5489	1	61	mechanics	mechanic	NOUN
ap-5489	1	62	and	and	CCONJ
ap-5489	1	63	mechatronics	mechatronic	NOUN
ap-5489	1	64	,	,	PUNCT
ap-5489	1	65	námestie	námestie	ADJ
ap-5489	1	66	slobody	slobody	NOUN
ap-5489	1	67	17	17	NUM
ap-5489	1	68	,	,	PUNCT
ap-5489	1	69	82131	82131	NUM
ap-5489	1	70	bratislava	bratislava	NOUN
ap-5489	1	71	,	,	PUNCT
ap-5489	1	72	slovak	slovak	ADJ
ap-5489	1	73	republic	republic	NOUN
ap-5489	1	74	.	.	PUNCT
ap-5489	2	1	b	b	X
ap-5489	2	2	slovak	slovak	ADJ
ap-5489	2	3	university	university	NOUN
ap-5489	2	4	of	of	ADP
ap-5489	2	5	technology	technology	NOUN
ap-5489	2	6	,	,	PUNCT
ap-5489	2	7	faculty	faculty	NOUN
ap-5489	2	8	of	of	ADP
ap-5489	2	9	mechanical	mechanical	ADJ
ap-5489	2	10	engineering	engineering	NOUN
ap-5489	2	11	,	,	PUNCT
ap-5489	2	12	institute	institute	NOUN
ap-5489	2	13	of	of	ADP
ap-5489	2	14	manufacturing	manufacturing	NOUN
ap-5489	2	15	systems	system	NOUN
ap-5489	2	16	,	,	PUNCT
ap-5489	2	17	environmental	environmental	ADJ
ap-5489	2	18	technology	technology	NOUN
ap-5489	2	19	and	and	CCONJ
ap-5489	2	20	quality	quality	NOUN
ap-5489	2	21	management	management	NOUN
ap-5489	2	22	,	,	PUNCT
ap-5489	2	23	námestie	námestie	ADJ
ap-5489	2	24	slobody	slobody	NOUN
ap-5489	2	25	17	17	NUM
ap-5489	2	26	,	,	PUNCT
ap-5489	2	27	82131	82131	NUM
ap-5489	2	28	bratislava	bratislava	NOUN
ap-5489	2	29	,	,	PUNCT
ap-5489	2	30	slovak	slovak	ADJ
ap-5489	2	31	republic	republic	NOUN
ap-5489	2	32	.	.	PUNCT
ap-5489	3	1	∗	∗	NOUN
ap-5489	3	2	corresponding	correspond	VERB
ap-5489	3	3	author	author	NOUN
ap-5489	3	4	:	:	PUNCT
ap-5489	3	5	juraj.uradnicek@stuba.sk	juraj.uradnicek@stuba.sk	NOUN
ap-5489	3	6	abstract	abstract	ADJ
ap-5489	3	7	.	.	PUNCT
ap-5489	4	1	this	this	DET
ap-5489	4	2	paper	paper	NOUN
ap-5489	4	3	deals	deal	NOUN
ap-5489	4	4	with	with	ADP
ap-5489	4	5	the	the	DET
ap-5489	4	6	evaluation	evaluation	NOUN
ap-5489	4	7	of	of	ADP
ap-5489	4	8	eigenvalues	eigenvalue	NOUN
ap-5489	4	9	of	of	ADP
ap-5489	4	10	a	a	DET
ap-5489	4	11	linear	linear	ADJ
ap-5489	4	12	damped	damp	VERB
ap-5489	4	13	elastic	elastic	ADJ
ap-5489	4	14	twodegrees	twodegree	NOUN
ap-5489	4	15	-	-	PUNCT
ap-5489	4	16	of	of	ADP
ap-5489	4	17	-	-	PUNCT
ap-5489	4	18	freedom	freedom	NOUN
ap-5489	4	19	system	system	NOUN
ap-5489	4	20	under	under	ADP
ap-5489	4	21	a	a	DET
ap-5489	4	22	non	non	ADJ
ap-5489	4	23	-	-	ADJ
ap-5489	4	24	conservative	conservative	ADJ
ap-5489	4	25	loading	loading	NOUN
ap-5489	4	26	.	.	PUNCT
ap-5489	5	1	as	as	ADP
ap-5489	5	2	a	a	DET
ap-5489	5	3	physical	physical	ADJ
ap-5489	5	4	interpretation	interpretation	NOUN
ap-5489	5	5	of	of	ADP
ap-5489	5	6	a	a	DET
ap-5489	5	7	proposed	propose	VERB
ap-5489	5	8	mathematical	mathematical	ADJ
ap-5489	5	9	model	model	NOUN
ap-5489	5	10	,	,	PUNCT
ap-5489	5	11	a	a	DET
ap-5489	5	12	simplified	simplified	ADJ
ap-5489	5	13	disk	disk	NOUN
ap-5489	5	14	brake	brake	NOUN
ap-5489	5	15	model	model	NOUN
ap-5489	5	16	is	be	AUX
ap-5489	5	17	considered	consider	VERB
ap-5489	5	18	.	.	PUNCT
ap-5489	6	1	a	a	DET
ap-5489	6	2	spectral	spectral	ADJ
ap-5489	6	3	analysis	analysis	NOUN
ap-5489	6	4	is	be	AUX
ap-5489	6	5	performed	perform	VERB
ap-5489	6	6	to	to	PART
ap-5489	6	7	predict	predict	VERB
ap-5489	6	8	an	an	DET
ap-5489	6	9	eigenvalues	eigenvalue	NOUN
ap-5489	6	10	bifurcation	bifurcation	NOUN
ap-5489	6	11	,	,	PUNCT
ap-5489	6	12	known	know	VERB
ap-5489	6	13	as	as	ADP
ap-5489	6	14	the	the	DET
ap-5489	6	15	krein	krein	PROPN
ap-5489	6	16	collision	collision	NOUN
ap-5489	6	17	,	,	PUNCT
ap-5489	6	18	leading	lead	VERB
ap-5489	6	19	to	to	ADP
ap-5489	6	20	double	double	ADJ
ap-5489	6	21	eigenvalues	eigenvalue	NOUN
ap-5489	6	22	,	,	PUNCT
ap-5489	6	23	one	one	NUM
ap-5489	6	24	of	of	ADP
ap-5489	6	25	them	they	PRON
ap-5489	6	26	having	have	VERB
ap-5489	6	27	a	a	DET
ap-5489	6	28	positive	positive	ADJ
ap-5489	6	29	real	real	ADJ
ap-5489	6	30	part	part	NOUN
ap-5489	6	31	causing	cause	VERB
ap-5489	6	32	a	a	DET
ap-5489	6	33	vibration	vibration	NOUN
ap-5489	6	34	instability	instability	NOUN
ap-5489	6	35	of	of	ADP
ap-5489	6	36	the	the	DET
ap-5489	6	37	mechanical	mechanical	ADJ
ap-5489	6	38	systems	system	NOUN
ap-5489	6	39	.	.	PUNCT
ap-5489	7	1	this	this	DET
ap-5489	7	2	defective	defective	ADJ
ap-5489	7	3	behaviour	behaviour	NOUN
ap-5489	7	4	of	of	ADP
ap-5489	7	5	eigenvalues	eigenvalue	NOUN
ap-5489	7	6	is	be	AUX
ap-5489	7	7	studied	study	VERB
ap-5489	7	8	with	with	ADP
ap-5489	7	9	respect	respect	NOUN
ap-5489	7	10	to	to	ADP
ap-5489	7	11	a	a	DET
ap-5489	7	12	magnitude	magnitude	NOUN
ap-5489	7	13	of	of	ADP
ap-5489	7	14	non	non	ADJ
ap-5489	7	15	-	-	ADJ
ap-5489	7	16	conservative	conservative	ADJ
ap-5489	7	17	coulomb	coulomb	NOUN
ap-5489	7	18	friction	friction	NOUN
ap-5489	7	19	force	force	NOUN
ap-5489	7	20	,	,	PUNCT
ap-5489	7	21	through	through	ADP
ap-5489	7	22	the	the	DET
ap-5489	7	23	variation	variation	NOUN
ap-5489	7	24	of	of	ADP
ap-5489	7	25	the	the	DET
ap-5489	7	26	friction	friction	NOUN
ap-5489	7	27	coefficient	coefficient	NOUN
ap-5489	7	28	.	.	PUNCT
ap-5489	8	1	the	the	DET
ap-5489	8	2	influence	influence	NOUN
ap-5489	8	3	of	of	ADP
ap-5489	8	4	a	a	DET
ap-5489	8	5	proportional	proportional	ADJ
ap-5489	8	6	versus	versus	ADP
ap-5489	8	7	general	general	ADJ
ap-5489	8	8	damping	damp	VERB
ap-5489	8	9	on	on	ADP
ap-5489	8	10	the	the	DET
ap-5489	8	11	system	system	NOUN
ap-5489	8	12	stability	stability	NOUN
ap-5489	8	13	is	be	AUX
ap-5489	8	14	further	far	ADV
ap-5489	8	15	analysed	analyse	VERB
ap-5489	8	16	.	.	PUNCT
ap-5489	9	1	the	the	DET
ap-5489	9	2	generalized	generalized	ADJ
ap-5489	9	3	non	non	ADJ
ap-5489	9	4	-	-	ADJ
ap-5489	9	5	symmetric	symmetric	ADJ
ap-5489	9	6	eigenvalue	eigenvalue	PROPN
ap-5489	9	7	problem	problem	NOUN
ap-5489	9	8	calculation	calculation	NOUN
ap-5489	9	9	is	be	AUX
ap-5489	9	10	employed	employ	VERB
ap-5489	9	11	for	for	ADP
ap-5489	9	12	spectral	spectral	ADJ
ap-5489	9	13	analyses	analysis	NOUN
ap-5489	9	14	,	,	PUNCT
ap-5489	9	15	while	while	SCONJ
ap-5489	9	16	a	a	DET
ap-5489	9	17	modal	modal	ADJ
ap-5489	9	18	decomposition	decomposition	NOUN
ap-5489	9	19	is	be	AUX
ap-5489	9	20	performed	perform	VERB
ap-5489	9	21	to	to	PART
ap-5489	9	22	obtain	obtain	VERB
ap-5489	9	23	a	a	DET
ap-5489	9	24	time	time	NOUN
ap-5489	9	25	-	-	PUNCT
ap-5489	9	26	domain	domain	NOUN
ap-5489	9	27	response	response	NOUN
ap-5489	9	28	of	of	ADP
ap-5489	9	29	the	the	DET
ap-5489	9	30	system	system	NOUN
ap-5489	9	31	.	.	PUNCT
ap-5489	10	1	the	the	DET
ap-5489	10	2	analyses	analysis	NOUN
ap-5489	10	3	are	be	AUX
ap-5489	10	4	compared	compare	VERB
ap-5489	10	5	with	with	ADP
ap-5489	10	6	an	an	DET
ap-5489	10	7	experiment	experiment	NOUN
ap-5489	10	8	.	.	PUNCT
ap-5489	11	1	keywords	keyword	NOUN
ap-5489	11	2	:	:	PUNCT
ap-5489	11	3	eigenvalues	eigenvalue	VERB
ap-5489	11	4	bifurcation	bifurcation	NOUN
ap-5489	11	5	,	,	PUNCT
ap-5489	11	6	krein	krein	PROPN
ap-5489	11	7	collision	collision	PROPN
ap-5489	11	8	,	,	PUNCT
ap-5489	11	9	non	non	ADJ
ap-5489	11	10	-	-	ADJ
ap-5489	11	11	conservative	conservative	ADJ
ap-5489	11	12	force	force	NOUN
ap-5489	11	13	,	,	PUNCT
ap-5489	11	14	modal	modal	ADJ
ap-5489	11	15	decomposition	decomposition	NOUN
ap-5489	11	16	,	,	PUNCT
ap-5489	11	17	brake	brake	NOUN
ap-5489	11	18	squeal	squeal	NOUN
ap-5489	11	19	.	.	PUNCT
ap-5489	12	1	1	1	X
ap-5489	12	2	.	.	X
ap-5489	12	3	introduction	introduction	NOUN
ap-5489	12	4	brake	brake	NOUN
ap-5489	12	5	systems	system	NOUN
ap-5489	12	6	represent	represent	VERB
ap-5489	12	7	one	one	NUM
ap-5489	12	8	of	of	ADP
ap-5489	12	9	the	the	DET
ap-5489	12	10	most	most	ADV
ap-5489	12	11	important	important	ADJ
ap-5489	12	12	safety	safety	NOUN
ap-5489	12	13	and	and	CCONJ
ap-5489	12	14	performance	performance	NOUN
ap-5489	12	15	components	component	NOUN
ap-5489	12	16	of	of	ADP
ap-5489	12	17	vehicles	vehicle	NOUN
ap-5489	12	18	,	,	PUNCT
ap-5489	12	19	such	such	ADJ
ap-5489	12	20	as	as	ADP
ap-5489	12	21	cars	car	NOUN
ap-5489	12	22	,	,	PUNCT
ap-5489	12	23	trains	train	NOUN
ap-5489	12	24	,	,	PUNCT
ap-5489	12	25	airplanes	airplane	NOUN
ap-5489	12	26	or	or	CCONJ
ap-5489	12	27	industrial	industrial	ADJ
ap-5489	12	28	machines	machine	NOUN
ap-5489	12	29	.	.	PUNCT
ap-5489	13	1	reliability	reliability	NOUN
ap-5489	13	2	,	,	PUNCT
ap-5489	13	3	braking	brake	VERB
ap-5489	13	4	power	power	NOUN
ap-5489	13	5	and	and	CCONJ
ap-5489	13	6	a	a	DET
ap-5489	13	7	fluent	fluent	ADJ
ap-5489	13	8	operation	operation	NOUN
ap-5489	13	9	are	be	AUX
ap-5489	13	10	important	important	ADJ
ap-5489	13	11	properties	property	NOUN
ap-5489	13	12	of	of	ADP
ap-5489	13	13	brake	brake	NOUN
ap-5489	13	14	systems	system	NOUN
ap-5489	13	15	.	.	PUNCT
ap-5489	14	1	however	however	ADV
ap-5489	14	2	,	,	PUNCT
ap-5489	14	3	during	during	ADP
ap-5489	14	4	the	the	DET
ap-5489	14	5	braking	braking	NOUN
ap-5489	14	6	,	,	PUNCT
ap-5489	14	7	the	the	DET
ap-5489	14	8	components	component	NOUN
ap-5489	14	9	of	of	ADP
ap-5489	14	10	a	a	DET
ap-5489	14	11	disc	disc	NOUN
ap-5489	14	12	brake	brake	NOUN
ap-5489	14	13	tend	tend	VERB
ap-5489	14	14	to	to	PART
ap-5489	14	15	vibrate	vibrate	VERB
ap-5489	14	16	and	and	CCONJ
ap-5489	14	17	a	a	DET
ap-5489	14	18	noise	noise	NOUN
ap-5489	14	19	and	and	CCONJ
ap-5489	14	20	harshness	harshness	NOUN
ap-5489	14	21	such	such	ADJ
ap-5489	14	22	as	as	ADP
ap-5489	14	23	a	a	DET
ap-5489	14	24	brake	brake	NOUN
ap-5489	14	25	squeal	squeal	NOUN
ap-5489	14	26	can	can	AUX
ap-5489	14	27	occur	occur	VERB
ap-5489	14	28	.	.	PUNCT
ap-5489	15	1	it	it	PRON
ap-5489	15	2	is	be	AUX
ap-5489	15	3	generally	generally	ADV
ap-5489	15	4	accepted	accept	VERB
ap-5489	15	5	that	that	SCONJ
ap-5489	15	6	the	the	DET
ap-5489	15	7	brake	brake	NOUN
ap-5489	15	8	squeal	squeal	NOUN
ap-5489	15	9	is	be	AUX
ap-5489	15	10	determined	determine	VERB
ap-5489	15	11	by	by	ADP
ap-5489	15	12	a	a	DET
ap-5489	15	13	friction	friction	NOUN
ap-5489	15	14	-	-	PUNCT
ap-5489	15	15	induced	induce	VERB
ap-5489	15	16	vibration	vibration	NOUN
ap-5489	15	17	via	via	ADP
ap-5489	15	18	a	a	DET
ap-5489	15	19	rotating	rotate	VERB
ap-5489	15	20	disc	disc	NOUN
ap-5489	15	21	[	[	X
ap-5489	15	22	1	1	NUM
ap-5489	15	23	]	]	PUNCT
ap-5489	15	24	.	.	PUNCT
ap-5489	16	1	in	in	ADP
ap-5489	16	2	1952	1952	NUM
ap-5489	16	3	,	,	PUNCT
ap-5489	16	4	ziegler	ziegler	PROPN
ap-5489	17	1	[	[	X
ap-5489	17	2	2	2	NUM
ap-5489	17	3	]	]	PUNCT
ap-5489	17	4	,	,	PUNCT
ap-5489	17	5	studying	study	VERB
ap-5489	17	6	a	a	DET
ap-5489	17	7	double	double	ADJ
ap-5489	17	8	mathematical	mathematical	ADJ
ap-5489	17	9	pendulum	pendulum	NOUN
ap-5489	17	10	exposed	expose	VERB
ap-5489	17	11	to	to	ADP
ap-5489	17	12	the	the	DET
ap-5489	17	13	non	non	ADJ
ap-5489	17	14	-	-	ADJ
ap-5489	17	15	conservative	conservative	ADJ
ap-5489	17	16	force	force	NOUN
ap-5489	17	17	,	,	PUNCT
ap-5489	17	18	found	find	VERB
ap-5489	17	19	that	that	SCONJ
ap-5489	17	20	the	the	DET
ap-5489	17	21	limits	limit	NOUN
ap-5489	17	22	of	of	ADP
ap-5489	17	23	the	the	DET
ap-5489	17	24	system	system	NOUN
ap-5489	17	25	stability	stability	NOUN
ap-5489	17	26	were	be	AUX
ap-5489	17	27	reduced	reduce	VERB
ap-5489	17	28	by	by	ADP
ap-5489	17	29	an	an	DET
ap-5489	17	30	application	application	NOUN
ap-5489	17	31	of	of	ADP
ap-5489	17	32	minor	minor	ADJ
ap-5489	17	33	damping	damp	VERB
ap-5489	17	34	to	to	ADP
ap-5489	17	35	the	the	DET
ap-5489	17	36	system	system	NOUN
ap-5489	17	37	.	.	PUNCT
ap-5489	18	1	damping	damp	VERB
ap-5489	18	2	reduces	reduce	VERB
ap-5489	18	3	the	the	DET
ap-5489	18	4	stability	stability	NOUN
ap-5489	18	5	of	of	ADP
ap-5489	18	6	the	the	DET
ap-5489	18	7	system	system	NOUN
ap-5489	18	8	,	,	PUNCT
ap-5489	18	9	which	which	PRON
ap-5489	18	10	contradicts	contradict	VERB
ap-5489	18	11	the	the	DET
ap-5489	18	12	classical	classical	ADJ
ap-5489	18	13	theory	theory	NOUN
ap-5489	18	14	of	of	ADP
ap-5489	18	15	structural	structural	ADJ
ap-5489	18	16	stability	stability	NOUN
ap-5489	18	17	,	,	PUNCT
ap-5489	18	18	in	in	ADP
ap-5489	18	19	which	which	PRON
ap-5489	18	20	the	the	DET
ap-5489	18	21	damping	damping	NOUN
ap-5489	18	22	plays	play	VERB
ap-5489	18	23	a	a	DET
ap-5489	18	24	purely	purely	ADV
ap-5489	18	25	stabilizing	stabilize	VERB
ap-5489	18	26	role	role	NOUN
ap-5489	18	27	.	.	PUNCT
ap-5489	19	1	thus	thus	ADV
ap-5489	19	2	,	,	PUNCT
ap-5489	19	3	an	an	DET
ap-5489	19	4	unstable	unstable	ADJ
ap-5489	19	5	behaviour	behaviour	NOUN
ap-5489	19	6	of	of	ADP
ap-5489	19	7	mechanical	mechanical	ADJ
ap-5489	19	8	systems	system	NOUN
ap-5489	19	9	can	can	AUX
ap-5489	19	10	also	also	ADV
ap-5489	19	11	be	be	AUX
ap-5489	19	12	caused	cause	VERB
ap-5489	19	13	by	by	ADP
ap-5489	19	14	a	a	DET
ap-5489	19	15	dissipation	dissipation	NOUN
ap-5489	19	16	induced	induce	VERB
ap-5489	19	17	instability	instability	NOUN
ap-5489	19	18	,	,	PUNCT
ap-5489	19	19	which	which	PRON
ap-5489	19	20	was	be	AUX
ap-5489	19	21	,	,	PUNCT
ap-5489	19	22	in	in	ADP
ap-5489	19	23	the	the	DET
ap-5489	19	24	case	case	NOUN
ap-5489	19	25	of	of	ADP
ap-5489	19	26	brake	brake	NOUN
ap-5489	19	27	system	system	NOUN
ap-5489	19	28	,	,	PUNCT
ap-5489	19	29	pointed	point	VERB
ap-5489	19	30	out	out	ADP
ap-5489	19	31	in	in	ADP
ap-5489	19	32	the	the	DET
ap-5489	19	33	work	work	NOUN
ap-5489	19	34	of	of	ADP
ap-5489	19	35	hoffman	hoffman	NOUN
ap-5489	19	36	and	and	CCONJ
ap-5489	19	37	gaul	gaul	NOUN
ap-5489	19	38	in	in	ADP
ap-5489	19	39	2003	2003	NUM
ap-5489	19	40	[	[	X
ap-5489	19	41	3	3	NUM
ap-5489	19	42	]	]	PUNCT
ap-5489	19	43	.	.	PUNCT
ap-5489	20	1	in	in	ADP
ap-5489	20	2	a	a	DET
ap-5489	20	3	braking	brake	VERB
ap-5489	20	4	system	system	NOUN
ap-5489	20	5	,	,	PUNCT
ap-5489	20	6	the	the	DET
ap-5489	20	7	non	non	ADJ
ap-5489	20	8	-	-	ADJ
ap-5489	20	9	conservative	conservative	ADJ
ap-5489	20	10	friction	friction	NOUN
ap-5489	20	11	force	force	NOUN
ap-5489	20	12	plays	play	VERB
ap-5489	20	13	a	a	DET
ap-5489	20	14	major	major	ADJ
ap-5489	20	15	role	role	NOUN
ap-5489	20	16	.	.	PUNCT
ap-5489	21	1	for	for	ADP
ap-5489	21	2	this	this	DET
ap-5489	21	3	reason	reason	NOUN
ap-5489	21	4	,	,	PUNCT
ap-5489	21	5	the	the	DET
ap-5489	21	6	disc	disc	NOUN
ap-5489	21	7	brake	brake	NOUN
ap-5489	21	8	system	system	NOUN
ap-5489	21	9	is	be	AUX
ap-5489	21	10	considered	consider	VERB
ap-5489	21	11	as	as	ADP
ap-5489	21	12	the	the	DET
ap-5489	21	13	system	system	NOUN
ap-5489	21	14	with	with	ADP
ap-5489	21	15	a	a	DET
ap-5489	21	16	potential	potential	ADJ
ap-5489	21	17	occurrence	occurrence	NOUN
ap-5489	21	18	of	of	ADP
ap-5489	21	19	the	the	DET
ap-5489	21	20	damping	damp	VERB
ap-5489	21	21	destabilization	destabilization	NOUN
ap-5489	21	22	paradox	paradox	NOUN
ap-5489	21	23	.	.	PUNCT
ap-5489	22	1	several	several	ADJ
ap-5489	22	2	studies	study	NOUN
ap-5489	22	3	focus	focus	VERB
ap-5489	22	4	on	on	ADP
ap-5489	22	5	analyses	analysis	NOUN
ap-5489	22	6	of	of	ADP
ap-5489	22	7	the	the	DET
ap-5489	22	8	behaviour	behaviour	NOUN
ap-5489	22	9	of	of	ADP
ap-5489	22	10	such	such	ADJ
ap-5489	22	11	systems	system	NOUN
ap-5489	22	12	using	use	VERB
ap-5489	22	13	simple	simple	ADJ
ap-5489	22	14	analytical	analytical	ADJ
ap-5489	22	15	minimal	minimal	ADJ
ap-5489	22	16	models	model	NOUN
ap-5489	22	17	[	[	X
ap-5489	22	18	4	4	NUM
ap-5489	22	19	,	,	PUNCT
ap-5489	22	20	5	5	NUM
ap-5489	22	21	]	]	PUNCT
ap-5489	22	22	,	,	PUNCT
ap-5489	22	23	complex	complex	ADJ
ap-5489	22	24	numerical	numerical	ADJ
ap-5489	22	25	finite	finite	PROPN
ap-5489	22	26	element	element	PROPN
ap-5489	22	27	(	(	PUNCT
ap-5489	22	28	fe	fe	NOUN
ap-5489	22	29	)	)	PUNCT
ap-5489	22	30	models	model	NOUN
ap-5489	22	31	[	[	X
ap-5489	22	32	1	1	X
ap-5489	22	33	]	]	PUNCT
ap-5489	22	34	and	and	CCONJ
ap-5489	22	35	experiments	experiment	NOUN
ap-5489	22	36	on	on	ADP
ap-5489	22	37	real	real	ADJ
ap-5489	22	38	physical	physical	ADJ
ap-5489	22	39	systems	system	NOUN
ap-5489	22	40	[	[	X
ap-5489	22	41	6	6	NUM
ap-5489	22	42	]	]	PUNCT
ap-5489	22	43	.	.	PUNCT
ap-5489	23	1	analytical	analytical	ADJ
ap-5489	23	2	and	and	CCONJ
ap-5489	23	3	fe	fe	NOUN
ap-5489	23	4	studies	study	NOUN
ap-5489	23	5	are	be	AUX
ap-5489	23	6	mainly	mainly	ADV
ap-5489	23	7	based	base	VERB
ap-5489	23	8	on	on	ADP
ap-5489	23	9	the	the	DET
ap-5489	23	10	complex	complex	ADJ
ap-5489	23	11	eigenvalue	eigenvalue	ADJ
ap-5489	23	12	analysis	analysis	NOUN
ap-5489	23	13	[	[	X
ap-5489	23	14	7	7	NUM
ap-5489	23	15	]	]	PUNCT
ap-5489	23	16	to	to	PART
ap-5489	23	17	predict	predict	VERB
ap-5489	23	18	the	the	DET
ap-5489	23	19	mode	mode	NOUN
ap-5489	23	20	coupling	coupling	NOUN
ap-5489	23	21	.	.	PUNCT
ap-5489	24	1	these	these	DET
ap-5489	24	2	analyses	analysis	NOUN
ap-5489	24	3	subsequently	subsequently	ADV
ap-5489	24	4	allow	allow	VERB
ap-5489	24	5	an	an	DET
ap-5489	24	6	optimization	optimization	NOUN
ap-5489	24	7	of	of	ADP
ap-5489	24	8	brake	brake	NOUN
ap-5489	24	9	systems	system	NOUN
ap-5489	24	10	to	to	PART
ap-5489	24	11	avoid	avoid	VERB
ap-5489	24	12	a	a	DET
ap-5489	24	13	potential	potential	ADJ
ap-5489	24	14	brake	brake	NOUN
ap-5489	24	15	squeal	squeal	NOUN
ap-5489	24	16	occurrence	occurrence	NOUN
ap-5489	24	17	.	.	PUNCT
ap-5489	25	1	in	in	ADP
ap-5489	25	2	the	the	DET
ap-5489	25	3	process	process	NOUN
ap-5489	25	4	of	of	ADP
ap-5489	25	5	disc	disc	NOUN
ap-5489	25	6	brake	brake	NOUN
ap-5489	25	7	development	development	NOUN
ap-5489	25	8	,	,	PUNCT
ap-5489	25	9	the	the	DET
ap-5489	25	10	complex	complex	ADJ
ap-5489	25	11	eigenvalue	eigenvalue	ADJ
ap-5489	25	12	analysis	analysis	NOUN
ap-5489	25	13	of	of	ADP
ap-5489	25	14	finite	finite	PROPN
ap-5489	25	15	element	element	NOUN
ap-5489	25	16	model	model	NOUN
ap-5489	25	17	is	be	AUX
ap-5489	25	18	usually	usually	ADV
ap-5489	25	19	used	use	VERB
ap-5489	25	20	to	to	PART
ap-5489	25	21	perform	perform	VERB
ap-5489	25	22	the	the	DET
ap-5489	25	23	modal	modal	ADJ
ap-5489	25	24	optimization	optimization	NOUN
ap-5489	25	25	of	of	ADP
ap-5489	25	26	the	the	DET
ap-5489	25	27	system	system	NOUN
ap-5489	25	28	to	to	PART
ap-5489	25	29	reduce	reduce	VERB
ap-5489	25	30	any	any	DET
ap-5489	25	31	potential	potential	ADJ
ap-5489	25	32	system	system	NOUN
ap-5489	25	33	instability	instability	NOUN
ap-5489	25	34	[	[	X
ap-5489	25	35	8	8	NUM
ap-5489	25	36	]	]	PUNCT
ap-5489	25	37	.	.	PUNCT
ap-5489	26	1	in	in	ADP
ap-5489	26	2	this	this	DET
ap-5489	26	3	process	process	NOUN
ap-5489	26	4	,	,	PUNCT
ap-5489	26	5	no	no	DET
ap-5489	26	6	damping	damp	VERB
ap-5489	26	7	or	or	CCONJ
ap-5489	26	8	simple	simple	ADJ
ap-5489	26	9	proportional	proportional	ADJ
ap-5489	26	10	damping	damping	NOUN
ap-5489	26	11	is	be	AUX
ap-5489	26	12	usually	usually	ADV
ap-5489	26	13	considered	consider	VERB
ap-5489	26	14	.	.	PUNCT
ap-5489	27	1	according	accord	VERB
ap-5489	27	2	to	to	ADP
ap-5489	27	3	the	the	DET
ap-5489	27	4	above	above	ADV
ap-5489	27	5	-	-	PUNCT
ap-5489	27	6	mentioned	mention	VERB
ap-5489	27	7	destabilization	destabilization	NOUN
ap-5489	27	8	paradox	paradox	NOUN
ap-5489	27	9	,	,	PUNCT
ap-5489	27	10	a	a	DET
ap-5489	27	11	damping	damping	NOUN
ap-5489	27	12	can	can	AUX
ap-5489	27	13	possibly	possibly	ADV
ap-5489	27	14	cause	cause	VERB
ap-5489	27	15	a	a	DET
ap-5489	27	16	reduction	reduction	NOUN
ap-5489	27	17	of	of	ADP
ap-5489	27	18	stability	stability	NOUN
ap-5489	27	19	limits	limit	NOUN
ap-5489	27	20	.	.	PUNCT
ap-5489	28	1	significance	significance	NOUN
ap-5489	28	2	of	of	ADP
ap-5489	28	3	this	this	DET
ap-5489	28	4	effect	effect	NOUN
ap-5489	28	5	should	should	AUX
ap-5489	28	6	be	be	AUX
ap-5489	28	7	closely	closely	ADV
ap-5489	28	8	examined	examine	VERB
ap-5489	28	9	for	for	ADP
ap-5489	28	10	disc	disc	NOUN
ap-5489	28	11	brake	brake	NOUN
ap-5489	28	12	applications	application	NOUN
ap-5489	28	13	.	.	PUNCT
ap-5489	29	1	in	in	ADP
ap-5489	29	2	this	this	DET
ap-5489	29	3	paper	paper	NOUN
ap-5489	29	4	,	,	PUNCT
ap-5489	29	5	the	the	DET
ap-5489	29	6	damping	damping	NOUN
ap-5489	29	7	in	in	ADP
ap-5489	29	8	the	the	DET
ap-5489	29	9	system	system	NOUN
ap-5489	29	10	and	and	CCONJ
ap-5489	29	11	its	its	PRON
ap-5489	29	12	influence	influence	NOUN
ap-5489	29	13	on	on	ADP
ap-5489	29	14	the	the	DET
ap-5489	29	15	system	system	NOUN
ap-5489	29	16	stability	stability	NOUN
ap-5489	29	17	is	be	AUX
ap-5489	29	18	studied	study	VERB
ap-5489	29	19	on	on	ADP
ap-5489	29	20	a	a	DET
ap-5489	29	21	simple	simple	ADJ
ap-5489	29	22	two	two	NUM
ap-5489	29	23	-	-	PUNCT
ap-5489	29	24	degree	degree	NOUN
ap-5489	29	25	-	-	PUNCT
ap-5489	29	26	of	of	ADP
ap-5489	29	27	-	-	PUNCT
ap-5489	29	28	freedom	freedom	NOUN
ap-5489	29	29	(	(	PUNCT
ap-5489	29	30	dof	dof	ADJ
ap-5489	29	31	)	)	PUNCT
ap-5489	29	32	analytical	analytical	ADJ
ap-5489	29	33	model	model	NOUN
ap-5489	29	34	of	of	ADP
ap-5489	29	35	a	a	DET
ap-5489	29	36	disc	disc	NOUN
ap-5489	29	37	brake	brake	NOUN
ap-5489	29	38	.	.	PUNCT
ap-5489	30	1	observations	observation	NOUN
ap-5489	30	2	are	be	AUX
ap-5489	30	3	experimentally	experimentally	ADV
ap-5489	30	4	verified	verify	VERB
ap-5489	30	5	by	by	ADP
ap-5489	30	6	measurements	measurement	NOUN
ap-5489	30	7	on	on	ADP
ap-5489	30	8	an	an	DET
ap-5489	30	9	experimental	experimental	ADJ
ap-5489	30	10	pad	pad	NOUN
ap-5489	30	11	-	-	PUNCT
ap-5489	30	12	on	on	ADP
ap-5489	30	13	-	-	PUNCT
ap-5489	30	14	disc	disc	NOUN
ap-5489	30	15	system	system	NOUN
ap-5489	30	16	.	.	PUNCT
ap-5489	31	1	2	2	X
ap-5489	31	2	.	.	X
ap-5489	31	3	physical	physical	ADJ
ap-5489	31	4	problem	problem	NOUN
ap-5489	31	5	description	description	NOUN
ap-5489	31	6	in	in	ADP
ap-5489	31	7	the	the	DET
ap-5489	31	8	following	follow	VERB
ap-5489	31	9	study	study	NOUN
ap-5489	31	10	,	,	PUNCT
ap-5489	31	11	a	a	DET
ap-5489	31	12	simple	simple	ADJ
ap-5489	31	13	two	two	NUM
ap-5489	31	14	-	-	PUNCT
ap-5489	31	15	degree	degree	NOUN
ap-5489	31	16	-	-	PUNCT
ap-5489	31	17	of	of	ADP
ap-5489	31	18	-	-	PUNCT
ap-5489	31	19	freedom	freedom	NOUN
ap-5489	31	20	elastic	elastic	ADJ
ap-5489	31	21	system	system	NOUN
ap-5489	31	22	is	be	AUX
ap-5489	31	23	considered	consider	VERB
ap-5489	31	24	(	(	PUNCT
ap-5489	31	25	figure	figure	NOUN
ap-5489	31	26	1	1	NUM
ap-5489	31	27	)	)	PUNCT
ap-5489	31	28	.	.	PUNCT
ap-5489	32	1	the	the	DET
ap-5489	32	2	system	system	NOUN
ap-5489	32	3	consists	consist	VERB
ap-5489	32	4	of	of	ADP
ap-5489	32	5	spring	spring	NOUN
ap-5489	32	6	/	/	SYM
ap-5489	32	7	damping	damp	VERB
ap-5489	32	8	elements	element	NOUN
ap-5489	32	9	and	and	CCONJ
ap-5489	32	10	a	a	DET
ap-5489	32	11	mass	mass	NOUN
ap-5489	32	12	moving	move	VERB
ap-5489	32	13	in	in	ADP
ap-5489	32	14	the	the	DET
ap-5489	32	15	horizontal	horizontal	ADJ
ap-5489	32	16	and	and	CCONJ
ap-5489	32	17	vertical	vertical	ADJ
ap-5489	32	18	direction	direction	NOUN
ap-5489	32	19	.	.	PUNCT
ap-5489	33	1	the	the	DET
ap-5489	33	2	spring	spring	NOUN
ap-5489	33	3	and	and	CCONJ
ap-5489	33	4	damping	damp	VERB
ap-5489	33	5	elements	element	NOUN
ap-5489	33	6	in	in	ADP
ap-5489	33	7	a	a	DET
ap-5489	33	8	skew	skew	ADJ
ap-5489	33	9	direction	direction	NOUN
ap-5489	33	10	couple	couple	NOUN
ap-5489	33	11	both	both	DET
ap-5489	33	12	degrees	degree	NOUN
ap-5489	33	13	of	of	ADP
ap-5489	33	14	freedom	freedom	NOUN
ap-5489	33	15	so	so	SCONJ
ap-5489	33	16	that	that	SCONJ
ap-5489	33	17	the	the	DET
ap-5489	33	18	mode	mode	NOUN
ap-5489	33	19	local	local	ADJ
ap-5489	33	20	bifurcation	bifurcation	NOUN
ap-5489	33	21	81	81	NUM
ap-5489	33	22	https://doi.org/10.14311/ap.2020.60.0081	https://doi.org/10.14311/ap.2020.60.0081	ADP
ap-5489	33	23	https://ojs.cvut.cz/ojs/index.php/ap	https://ojs.cvut.cz/ojs/index.php/ap	PROPN
ap-5489	33	24	j.	j.	PROPN
ap-5489	33	25	úradníček	úradníček	PROPN
ap-5489	33	26	,	,	PUNCT
ap-5489	33	27	m.	m.	NOUN
ap-5489	33	28	musil	musil	NOUN
ap-5489	33	29	,	,	PUNCT
ap-5489	33	30	m.	m.	NOUN
ap-5489	33	31	bachraty	bachraty	PROPN
ap-5489	33	32	acta	acta	PROPN
ap-5489	33	33	polytechnica	polytechnica	PROPN
ap-5489	33	34	figure	figure	NOUN
ap-5489	33	35	1	1	NUM
ap-5489	33	36	.	.	X
ap-5489	33	37	two	two	NUM
ap-5489	33	38	-	-	PUNCT
ap-5489	33	39	degrees	degree	NOUN
ap-5489	33	40	-	-	PUNCT
ap-5489	33	41	of	of	ADP
ap-5489	33	42	-	-	PUNCT
ap-5489	33	43	freedom	freedom	NOUN
ap-5489	33	44	mechanical	mechanical	ADJ
ap-5489	33	45	model	model	NOUN
ap-5489	33	46	including	include	VERB
ap-5489	33	47	non	non	ADJ
ap-5489	33	48	-	-	ADJ
ap-5489	33	49	conservative	conservative	ADJ
ap-5489	33	50	friction	friction	NOUN
ap-5489	33	51	force	force	NOUN
ap-5489	33	52	in	in	ADP
ap-5489	33	53	the	the	DET
ap-5489	33	54	system	system	NOUN
ap-5489	33	55	equilibrium	equilibrium	NOUN
ap-5489	33	56	position	position	NOUN
ap-5489	33	57	.	.	PUNCT
ap-5489	34	1	of	of	ADP
ap-5489	34	2	complex	complex	ADJ
ap-5489	34	3	conjugate	conjugate	ADJ
ap-5489	34	4	eigenvalues	eigenvalue	NOUN
ap-5489	34	5	(	(	PUNCT
ap-5489	34	6	mode	mode	NOUN
ap-5489	34	7	coupling	coupling	NOUN
ap-5489	34	8	)	)	PUNCT
ap-5489	34	9	can	can	AUX
ap-5489	34	10	occur	occur	VERB
ap-5489	34	11	[	[	X
ap-5489	34	12	9	9	NUM
ap-5489	34	13	]	]	PUNCT
ap-5489	34	14	.	.	PUNCT
ap-5489	35	1	the	the	DET
ap-5489	35	2	mass	mass	PROPN
ap-5489	35	3	element	element	NOUN
ap-5489	35	4	represents	represent	VERB
ap-5489	35	5	the	the	DET
ap-5489	35	6	mass	mass	NOUN
ap-5489	35	7	of	of	ADP
ap-5489	35	8	the	the	DET
ap-5489	35	9	friction	friction	NOUN
ap-5489	35	10	material	material	NOUN
ap-5489	35	11	(	(	PUNCT
ap-5489	35	12	a	a	DET
ap-5489	35	13	part	part	NOUN
ap-5489	35	14	of	of	ADP
ap-5489	35	15	the	the	DET
ap-5489	35	16	braking	brake	VERB
ap-5489	35	17	pad	pad	NOUN
ap-5489	35	18	which	which	PRON
ap-5489	35	19	is	be	AUX
ap-5489	35	20	in	in	ADP
ap-5489	35	21	contact	contact	NOUN
ap-5489	35	22	with	with	ADP
ap-5489	35	23	the	the	DET
ap-5489	35	24	disc	disc	NOUN
ap-5489	35	25	)	)	PUNCT
ap-5489	35	26	,	,	PUNCT
ap-5489	35	27	while	while	SCONJ
ap-5489	35	28	spring	spring	NOUN
ap-5489	35	29	/	/	SYM
ap-5489	35	30	damping	damp	VERB
ap-5489	35	31	elements	element	NOUN
ap-5489	35	32	represent	represent	VERB
ap-5489	35	33	the	the	DET
ap-5489	35	34	stiffness	stiffness	NOUN
ap-5489	35	35	and	and	CCONJ
ap-5489	35	36	damping	damp	VERB
ap-5489	35	37	of	of	ADP
ap-5489	35	38	the	the	DET
ap-5489	35	39	friction	friction	NOUN
ap-5489	35	40	material	material	NOUN
ap-5489	35	41	in	in	ADP
ap-5489	35	42	particular	particular	ADJ
ap-5489	35	43	directions	direction	NOUN
ap-5489	35	44	.	.	PUNCT
ap-5489	36	1	the	the	DET
ap-5489	36	2	moving	move	VERB
ap-5489	36	3	belt	belt	NOUN
ap-5489	36	4	acts	act	VERB
ap-5489	36	5	as	as	ADP
ap-5489	36	6	a	a	DET
ap-5489	36	7	generator	generator	NOUN
ap-5489	36	8	of	of	ADP
ap-5489	36	9	the	the	DET
ap-5489	36	10	non	non	ADJ
ap-5489	36	11	-	-	ADJ
ap-5489	36	12	conservative	conservative	ADJ
ap-5489	36	13	friction	friction	NOUN
ap-5489	36	14	force	force	NOUN
ap-5489	36	15	whose	whose	DET
ap-5489	36	16	magnitude	magnitude	NOUN
ap-5489	36	17	depends	depend	VERB
ap-5489	36	18	linearly	linearly	ADV
ap-5489	36	19	on	on	ADP
ap-5489	36	20	state	state	NOUN
ap-5489	36	21	variables	variable	NOUN
ap-5489	36	22	and	and	CCONJ
ap-5489	36	23	a	a	DET
ap-5489	36	24	coefficient	coefficient	NOUN
ap-5489	36	25	of	of	ADP
ap-5489	36	26	friction	friction	NOUN
ap-5489	36	27	,	,	PUNCT
ap-5489	36	28	considering	consider	VERB
ap-5489	36	29	coulomb	coulomb	NOUN
ap-5489	36	30	friction	friction	NOUN
ap-5489	36	31	law	law	NOUN
ap-5489	36	32	.	.	PUNCT
ap-5489	37	1	to	to	PART
ap-5489	37	2	avoid	avoid	VERB
ap-5489	37	3	the	the	DET
ap-5489	37	4	nonlinear	nonlinear	ADJ
ap-5489	37	5	behaviour	behaviour	NOUN
ap-5489	37	6	of	of	ADP
ap-5489	37	7	the	the	DET
ap-5489	37	8	friction	friction	NOUN
ap-5489	37	9	force	force	NOUN
ap-5489	37	10	related	relate	VERB
ap-5489	37	11	to	to	ADP
ap-5489	37	12	changing	change	VERB
ap-5489	37	13	its	its	PRON
ap-5489	37	14	sign	sign	NOUN
ap-5489	37	15	,	,	PUNCT
ap-5489	37	16	the	the	DET
ap-5489	37	17	following	follow	VERB
ap-5489	37	18	assumption	assumption	NOUN
ap-5489	37	19	is	be	AUX
ap-5489	37	20	taken	take	VERB
ap-5489	37	21	into	into	ADP
ap-5489	37	22	account	account	NOUN
ap-5489	37	23	.	.	PUNCT
ap-5489	38	1	the	the	DET
ap-5489	38	2	solution	solution	NOUN
ap-5489	38	3	is	be	AUX
ap-5489	38	4	evaluated	evaluate	VERB
ap-5489	38	5	around	around	ADP
ap-5489	38	6	the	the	DET
ap-5489	38	7	equilibrium	equilibrium	NOUN
ap-5489	38	8	point	point	NOUN
ap-5489	38	9	.	.	PUNCT
ap-5489	39	1	this	this	DET
ap-5489	39	2	case	case	NOUN
ap-5489	39	3	corresponds	correspond	VERB
ap-5489	39	4	to	to	ADP
ap-5489	39	5	the	the	DET
ap-5489	39	6	situation	situation	NOUN
ap-5489	39	7	when	when	SCONJ
ap-5489	39	8	the	the	DET
ap-5489	39	9	prestress	prestress	NOUN
ap-5489	39	10	effect	effect	NOUN
ap-5489	39	11	is	be	AUX
ap-5489	39	12	applied	apply	VERB
ap-5489	39	13	on	on	ADP
ap-5489	39	14	the	the	DET
ap-5489	39	15	mass	mass	NOUN
ap-5489	39	16	in	in	ADP
ap-5489	39	17	a	a	DET
ap-5489	39	18	negative	negative	ADJ
ap-5489	39	19	x2	x2	ADJ
ap-5489	39	20	direction	direction	NOUN
ap-5489	39	21	and	and	CCONJ
ap-5489	39	22	after	after	SCONJ
ap-5489	39	23	the	the	DET
ap-5489	39	24	solution	solution	NOUN
ap-5489	39	25	is	be	AUX
ap-5489	39	26	obtained	obtain	VERB
ap-5489	39	27	around	around	ADP
ap-5489	39	28	this	this	DET
ap-5489	39	29	system	system	NOUN
ap-5489	39	30	’s	’s	PART
ap-5489	39	31	equilibrium	equilibrium	NOUN
ap-5489	39	32	point	point	NOUN
ap-5489	39	33	.	.	PUNCT
ap-5489	40	1	under	under	ADP
ap-5489	40	2	this	this	DET
ap-5489	40	3	assumption	assumption	NOUN
ap-5489	40	4	,	,	PUNCT
ap-5489	40	5	the	the	DET
ap-5489	40	6	overall	overall	ADJ
ap-5489	40	7	friction	friction	NOUN
ap-5489	40	8	force	force	NOUN
ap-5489	40	9	can	can	AUX
ap-5489	40	10	exhibit	exhibit	VERB
ap-5489	40	11	only	only	ADV
ap-5489	40	12	positive	positive	ADJ
ap-5489	40	13	values	value	NOUN
ap-5489	40	14	.	.	PUNCT
ap-5489	41	1	in	in	ADP
ap-5489	41	2	this	this	DET
ap-5489	41	3	paper	paper	NOUN
ap-5489	41	4	,	,	PUNCT
ap-5489	41	5	the	the	DET
ap-5489	41	6	evaluation	evaluation	NOUN
ap-5489	41	7	of	of	ADP
ap-5489	41	8	the	the	DET
ap-5489	41	9	eigenvalues	eigenvalue	NOUN
ap-5489	41	10	with	with	ADP
ap-5489	41	11	respect	respect	NOUN
ap-5489	41	12	to	to	ADP
ap-5489	41	13	the	the	DET
ap-5489	41	14	friction	friction	NOUN
ap-5489	41	15	coefficient	coefficient	NOUN
ap-5489	41	16	is	be	AUX
ap-5489	41	17	studied	study	VERB
ap-5489	41	18	to	to	PART
ap-5489	41	19	investigate	investigate	VERB
ap-5489	41	20	the	the	DET
ap-5489	41	21	limits	limit	NOUN
ap-5489	41	22	of	of	ADP
ap-5489	41	23	stability	stability	NOUN
ap-5489	41	24	of	of	ADP
ap-5489	41	25	the	the	DET
ap-5489	41	26	generally	generally	ADV
ap-5489	41	27	damped	damp	VERB
ap-5489	41	28	simple	simple	ADJ
ap-5489	41	29	minimal	minimal	ADJ
ap-5489	41	30	brake	brake	NOUN
ap-5489	41	31	model	model	NOUN
ap-5489	41	32	.	.	PUNCT
ap-5489	42	1	3	3	X
ap-5489	42	2	.	.	X
ap-5489	42	3	mathematical	mathematical	ADJ
ap-5489	42	4	problem	problem	NOUN
ap-5489	42	5	description	description	NOUN
ap-5489	42	6	the	the	DET
ap-5489	42	7	mechanical	mechanical	ADJ
ap-5489	42	8	system	system	NOUN
ap-5489	42	9	in	in	ADP
ap-5489	42	10	figure	figure	NOUN
ap-5489	42	11	1	1	NUM
ap-5489	42	12	is	be	AUX
ap-5489	42	13	described	describe	VERB
ap-5489	42	14	by	by	ADP
ap-5489	42	15	a	a	DET
ap-5489	42	16	set	set	NOUN
ap-5489	42	17	of	of	ADP
ap-5489	42	18	second	second	ADJ
ap-5489	42	19	order	order	NOUN
ap-5489	42	20	differential	differential	ADJ
ap-5489	42	21	equations	equation	NOUN
ap-5489	42	22	in	in	ADP
ap-5489	42	23	matrix	matrix	NOUN
ap-5489	42	24	form	form	NOUN
ap-5489	42	25	mẍ	mẍ	PUNCT
ap-5489	42	26	+	+	X
ap-5489	42	27	cẋ	cẋ	X
ap-5489	43	1	+	+	CCONJ
ap-5489	43	2	kx	kx	X
ap-5489	43	3	=	=	SYM
ap-5489	43	4	f	f	PROPN
ap-5489	43	5	(	(	PUNCT
ap-5489	43	6	1	1	X
ap-5489	43	7	)	)	PUNCT
ap-5489	43	8	m	m	VERB
ap-5489	43	9	=	=	PUNCT
ap-5489	44	1	[	[	PUNCT
ap-5489	44	2	m	m	NOUN
ap-5489	44	3	0	0	NUM
ap-5489	44	4	0	0	NUM
ap-5489	44	5	m	m	VERB
ap-5489	44	6	]	]	PUNCT
ap-5489	44	7	,	,	PUNCT
ap-5489	44	8	c	c	X
ap-5489	44	9	=	=	PUNCT
ap-5489	44	10	[	[	PUNCT
ap-5489	44	11	c2	c2	NOUN
ap-5489	44	12	+	+	CCONJ
ap-5489	44	13	1	1	NUM
ap-5489	44	14	2c3	2c3	NUM
ap-5489	44	15	1	1	NUM
ap-5489	44	16	2c3	2c3	NUM
ap-5489	44	17	1	1	NUM
ap-5489	44	18	2c3	2c3	NUM
ap-5489	44	19	c1	c1	NOUN
ap-5489	44	20	+	+	CCONJ
ap-5489	44	21	1	1	NUM
ap-5489	44	22	2c3	2c3	NUM
ap-5489	44	23	]	]	PUNCT
ap-5489	44	24	,	,	PUNCT
ap-5489	44	25	k	k	X
ap-5489	44	26	=	=	PUNCT
ap-5489	44	27	[	[	PUNCT
ap-5489	44	28	k2	k2	NOUN
ap-5489	44	29	+	+	CCONJ
ap-5489	44	30	1	1	NUM
ap-5489	44	31	2k3	2k3	NUM
ap-5489	44	32	1	1	NUM
ap-5489	44	33	2k3	2k3	NUM
ap-5489	44	34	1	1	NUM
ap-5489	44	35	2k3	2k3	NUM
ap-5489	44	36	k1	k1	NOUN
ap-5489	44	37	+	+	CCONJ
ap-5489	44	38	1	1	NUM
ap-5489	44	39	2k3	2k3	NUM
ap-5489	44	40	]	]	PUNCT
ap-5489	44	41	,	,	PUNCT
ap-5489	44	42	f	f	X
ap-5489	45	1	=	=	X
ap-5489	45	2	[	[	PUNCT
ap-5489	45	3	ft	ft	NOUN
ap-5489	45	4	0	0	NUM
ap-5489	45	5	]	]	PUNCT
ap-5489	45	6	,	,	PUNCT
ap-5489	45	7	x	x	SYM
ap-5489	45	8	=	=	PUNCT
ap-5489	45	9	[	[	PUNCT
ap-5489	45	10	x1	x1	PROPN
ap-5489	45	11	x2	x2	PROPN
ap-5489	45	12	]	]	PUNCT
ap-5489	45	13	,	,	PUNCT
ap-5489	45	14	where	where	SCONJ
ap-5489	45	15	coordinates	coordinate	NOUN
ap-5489	45	16	x1	x1	PROPN
ap-5489	45	17	,	,	PUNCT
ap-5489	45	18	x2	x2	PRON
ap-5489	45	19	represent	represent	VERB
ap-5489	45	20	the	the	DET
ap-5489	45	21	displacement	displacement	NOUN
ap-5489	45	22	of	of	ADP
ap-5489	45	23	the	the	DET
ap-5489	45	24	mass	mass	NOUN
ap-5489	45	25	around	around	ADP
ap-5489	45	26	the	the	DET
ap-5489	45	27	equilibrium	equilibrium	NOUN
ap-5489	45	28	position	position	NOUN
ap-5489	45	29	,	,	PUNCT
ap-5489	45	30	m	m	PROPN
ap-5489	45	31	,	,	PUNCT
ap-5489	45	32	b	b	X
ap-5489	45	33	,	,	PUNCT
ap-5489	45	34	k	k	PROPN
ap-5489	45	35	are	be	AUX
ap-5489	45	36	coefficients	coefficient	NOUN
ap-5489	45	37	’	'	PUNCT
ap-5489	45	38	matrices	matrix	NOUN
ap-5489	45	39	and	and	CCONJ
ap-5489	45	40	ft	ft	NOUN
ap-5489	45	41	represents	represent	VERB
ap-5489	45	42	the	the	DET
ap-5489	45	43	dynamical	dynamical	ADJ
ap-5489	45	44	part	part	NOUN
ap-5489	45	45	of	of	ADP
ap-5489	45	46	the	the	DET
ap-5489	45	47	overall	overall	ADJ
ap-5489	45	48	friction	friction	NOUN
ap-5489	45	49	force	force	NOUN
ap-5489	45	50	ftc	ftc	PROPN
ap-5489	45	51	=	=	PUNCT
ap-5489	46	1	fo	fo	INTJ
ap-5489	46	2	+	+	SYM
ap-5489	46	3	ft	ft	PROPN
ap-5489	46	4	.	.	NOUN
ap-5489	46	5	constant	constant	ADJ
ap-5489	46	6	friction	friction	NOUN
ap-5489	46	7	force	force	NOUN
ap-5489	46	8	fo	fo	INTJ
ap-5489	46	9	=	=	SYM
ap-5489	46	10	µfp	µfp	NOUN
ap-5489	46	11	results	result	VERB
ap-5489	46	12	from	from	ADP
ap-5489	46	13	the	the	DET
ap-5489	46	14	pre	pre	ADJ
ap-5489	46	15	-	-	ADJ
ap-5489	46	16	stress	stress	ADJ
ap-5489	46	17	normal	normal	ADJ
ap-5489	46	18	force	force	NOUN
ap-5489	46	19	fp	fp	NOUN
ap-5489	46	20	and	and	CCONJ
ap-5489	46	21	inequality	inequality	NOUN
ap-5489	46	22	fp	fp	PROPN
ap-5489	46	23	>	>	X
ap-5489	46	24	|ft|/µ	|ft|/µ	PROPN
ap-5489	46	25	has	have	VERB
ap-5489	46	26	to	to	PART
ap-5489	46	27	be	be	AUX
ap-5489	46	28	fulfilled	fulfil	VERB
ap-5489	46	29	so	so	SCONJ
ap-5489	46	30	that	that	SCONJ
ap-5489	46	31	the	the	DET
ap-5489	46	32	slider	slider	NOUN
ap-5489	46	33	can	can	AUX
ap-5489	46	34	not	not	PART
ap-5489	46	35	detach	detach	VERB
ap-5489	46	36	the	the	DET
ap-5489	46	37	moving	move	VERB
ap-5489	46	38	belt	belt	NOUN
ap-5489	46	39	.	.	PUNCT
ap-5489	47	1	if	if	SCONJ
ap-5489	47	2	the	the	DET
ap-5489	47	3	coulomb	coulomb	NOUN
ap-5489	47	4	friction	friction	NOUN
ap-5489	47	5	model	model	NOUN
ap-5489	47	6	is	be	AUX
ap-5489	47	7	considered	consider	VERB
ap-5489	47	8	and	and	CCONJ
ap-5489	47	9	the	the	DET
ap-5489	47	10	slider	slider	NOUN
ap-5489	47	11	in	in	ADP
ap-5489	47	12	the	the	DET
ap-5489	47	13	model	model	NOUN
ap-5489	47	14	can	can	AUX
ap-5489	47	15	not	not	PART
ap-5489	47	16	detach	detach	VERB
ap-5489	47	17	the	the	DET
ap-5489	47	18	moving	move	VERB
ap-5489	47	19	belt	belt	NOUN
ap-5489	47	20	,	,	PUNCT
ap-5489	47	21	the	the	DET
ap-5489	47	22	friction	friction	NOUN
ap-5489	47	23	force	force	NOUN
ap-5489	47	24	ft	ft	NOUN
ap-5489	47	25	linearly	linearly	ADV
ap-5489	47	26	depends	depend	VERB
ap-5489	47	27	on	on	ADP
ap-5489	47	28	the	the	DET
ap-5489	47	29	normal	normal	ADJ
ap-5489	47	30	force	force	NOUN
ap-5489	47	31	acting	act	VERB
ap-5489	47	32	between	between	ADP
ap-5489	47	33	the	the	DET
ap-5489	47	34	slider	slider	NOUN
ap-5489	47	35	and	and	CCONJ
ap-5489	47	36	the	the	DET
ap-5489	47	37	moving	move	VERB
ap-5489	47	38	belt	belt	NOUN
ap-5489	47	39	:	:	PUNCT
ap-5489	47	40	ft	ft	NOUN
ap-5489	47	41	=	=	PUNCT
ap-5489	47	42	µ(k1x2	µ(k1x2	NOUN
ap-5489	47	43	+	+	CCONJ
ap-5489	47	44	c1ẋ2	c1ẋ2	NOUN
ap-5489	47	45	)	)	PUNCT
ap-5489	47	46	(	(	PUNCT
ap-5489	47	47	2	2	X
ap-5489	47	48	)	)	PUNCT
ap-5489	47	49	where	where	SCONJ
ap-5489	47	50	the	the	DET
ap-5489	47	51	µ	µ	NOUN
ap-5489	47	52	represents	represent	VERB
ap-5489	47	53	the	the	DET
ap-5489	47	54	coulomb	coulomb	NOUN
ap-5489	47	55	friction	friction	NOUN
ap-5489	47	56	coefficient	coefficient	NOUN
ap-5489	47	57	.	.	PUNCT
ap-5489	48	1	substituting	substitute	VERB
ap-5489	48	2	(	(	PUNCT
ap-5489	48	3	2	2	NUM
ap-5489	48	4	)	)	PUNCT
ap-5489	48	5	into	into	ADP
ap-5489	48	6	(	(	PUNCT
ap-5489	48	7	1	1	NUM
ap-5489	48	8	)	)	PUNCT
ap-5489	48	9	,	,	PUNCT
ap-5489	48	10	the	the	DET
ap-5489	48	11	system	system	NOUN
ap-5489	48	12	is	be	AUX
ap-5489	48	13	reorganized	reorganize	VERB
ap-5489	48	14	to	to	ADP
ap-5489	48	15	the	the	DET
ap-5489	48	16	form	form	NOUN
ap-5489	48	17	{	{	PUNCT
ap-5489	48	18	mẍ	mẍ	PUNCT
ap-5489	48	19	+	+	CCONJ
ap-5489	48	20	c′(µ)ẋ	c′(µ)ẋ	NOUN
ap-5489	48	21	+	+	PROPN
ap-5489	48	22	k′(µ)x	k′(µ)x	PROPN
ap-5489	48	23	=	=	SYM
ap-5489	48	24	0	0	NUM
ap-5489	48	25	mẋ−mẋ	mẋ−mẋ	NOUN
ap-5489	48	26	=	=	NOUN
ap-5489	48	27	0	0	NUM
ap-5489	48	28	(	(	PUNCT
ap-5489	48	29	3	3	NUM
ap-5489	48	30	)	)	PUNCT
ap-5489	48	31	k′	k′	PROPN
ap-5489	49	1	=	=	PUNCT
ap-5489	50	1	[	[	PUNCT
ap-5489	50	2	k2	k2	NOUN
ap-5489	50	3	+	+	CCONJ
ap-5489	50	4	1	1	NUM
ap-5489	50	5	2k3	2k3	NUM
ap-5489	50	6	1	1	NUM
ap-5489	50	7	2k3	2k3	NUM
ap-5489	50	8	−	−	NOUN
ap-5489	50	9	µk1	µk1	PROPN
ap-5489	50	10	1	1	NUM
ap-5489	50	11	2k3	2k3	NUM
ap-5489	50	12	k1	k1	NOUN
ap-5489	50	13	+	+	CCONJ
ap-5489	50	14	1	1	NUM
ap-5489	50	15	2k3	2k3	NUM
ap-5489	50	16	]	]	PUNCT
ap-5489	50	17	,	,	PUNCT
ap-5489	50	18	c′	c′	NOUN
ap-5489	50	19	=	=	PUNCT
ap-5489	51	1	[	[	PUNCT
ap-5489	51	2	c2	c2	NOUN
ap-5489	51	3	+	+	CCONJ
ap-5489	51	4	1	1	NUM
ap-5489	51	5	2c3	2c3	NUM
ap-5489	51	6	1	1	NUM
ap-5489	51	7	2c3	2c3	NUM
ap-5489	51	8	−	−	NOUN
ap-5489	51	9	µc1	µc1	PROPN
ap-5489	51	10	1	1	NUM
ap-5489	51	11	2c3	2c3	NUM
ap-5489	51	12	c1	c1	NOUN
ap-5489	51	13	+	+	CCONJ
ap-5489	51	14	1	1	NUM
ap-5489	51	15	2c3	2c3	NUM
ap-5489	51	16	]	]	PUNCT
ap-5489	51	17	.	.	PUNCT
ap-5489	52	1	adding	add	VERB
ap-5489	52	2	the	the	DET
ap-5489	52	3	identical	identical	ADJ
ap-5489	52	4	equation	equation	NOUN
ap-5489	52	5	in	in	ADP
ap-5489	52	6	(	(	PUNCT
ap-5489	52	7	3	3	NUM
ap-5489	52	8	)	)	PUNCT
ap-5489	52	9	,	,	PUNCT
ap-5489	52	10	the	the	DET
ap-5489	52	11	system	system	NOUN
ap-5489	52	12	is	be	AUX
ap-5489	52	13	transformed	transform	VERB
ap-5489	52	14	into	into	ADP
ap-5489	52	15	the	the	DET
ap-5489	52	16	state	state	NOUN
ap-5489	52	17	-	-	PUNCT
ap-5489	52	18	space	space	NOUN
ap-5489	52	19	representation	representation	NOUN
ap-5489	52	20	with	with	ADP
ap-5489	52	21	state	state	NOUN
ap-5489	52	22	variables	variable	NOUN
ap-5489	52	23	vector	vector	PROPN
ap-5489	52	24	y	y	PROPN
ap-5489	52	25	,	,	PUNCT
ap-5489	52	26	a(µ)ẏ	a(µ)ẏ	VERB
ap-5489	53	1	+	+	CCONJ
ap-5489	53	2	b(µ)y	b(µ)y	PROPN
ap-5489	53	3	=	=	SYM
ap-5489	53	4	0	0	SYM
ap-5489	53	5	(	(	PUNCT
ap-5489	53	6	4	4	NUM
ap-5489	53	7	)	)	PUNCT
ap-5489	53	8	a	a	DET
ap-5489	53	9	=	=	X
ap-5489	53	10	[	[	PUNCT
ap-5489	53	11	c′	c′	NOUN
ap-5489	53	12	m	m	VERB
ap-5489	53	13	m	m	VERB
ap-5489	53	14	0	0	NUM
ap-5489	53	15	]	]	PUNCT
ap-5489	53	16	,	,	PUNCT
ap-5489	53	17	b	b	X
ap-5489	53	18	=	=	X
ap-5489	53	19	[	[	PUNCT
ap-5489	53	20	k′	k′	PROPN
ap-5489	53	21	0	0	NUM
ap-5489	53	22	0	0	NUM
ap-5489	53	23	−m	−m	NOUN
ap-5489	53	24	]	]	PUNCT
ap-5489	53	25	,	,	PUNCT
ap-5489	53	26	y	y	PROPN
ap-5489	53	27	=	=	PUNCT
ap-5489	54	1	[	[	PUNCT
ap-5489	54	2	x	x	X
ap-5489	54	3	ẋ	ẋ	PROPN
ap-5489	54	4	]	]	PUNCT
ap-5489	54	5	.	.	PUNCT
ap-5489	55	1	it	it	PRON
ap-5489	55	2	can	can	AUX
ap-5489	55	3	be	be	AUX
ap-5489	55	4	seen	see	VERB
ap-5489	55	5	that	that	SCONJ
ap-5489	55	6	matrices	matrice	VERB
ap-5489	55	7	a	a	PRON
ap-5489	55	8	and	and	CCONJ
ap-5489	55	9	b	b	NOUN
ap-5489	55	10	are	be	AUX
ap-5489	55	11	nonsymmetric	nonsymmetric	ADJ
ap-5489	55	12	and	and	CCONJ
ap-5489	55	13	smoothly	smoothly	ADV
ap-5489	55	14	depend	depend	VERB
ap-5489	55	15	on	on	ADP
ap-5489	55	16	the	the	DET
ap-5489	55	17	scalar	scalar	ADJ
ap-5489	55	18	parameter	parameter	NOUN
ap-5489	55	19	µ.	µ.	PROPN
ap-5489	55	20	4	4	NUM
ap-5489	55	21	.	.	PUNCT
ap-5489	55	22	system	system	NOUN
ap-5489	55	23	eigenvalues	eigenvalue	VERB
ap-5489	55	24	evaluation	evaluation	NOUN
ap-5489	55	25	the	the	DET
ap-5489	55	26	equation	equation	NOUN
ap-5489	55	27	(	(	PUNCT
ap-5489	55	28	4	4	X
ap-5489	55	29	)	)	PUNCT
ap-5489	55	30	can	can	AUX
ap-5489	55	31	be	be	AUX
ap-5489	55	32	rewritten	rewrite	VERB
ap-5489	55	33	in	in	ADP
ap-5489	55	34	the	the	DET
ap-5489	55	35	form	form	NOUN
ap-5489	55	36	of	of	ADP
ap-5489	55	37	a	a	DET
ap-5489	55	38	generalized	generalized	ADJ
ap-5489	55	39	non	non	ADJ
ap-5489	55	40	-	-	ADJ
ap-5489	55	41	symmetric	symmetric	ADJ
ap-5489	55	42	eigenvalue	eigenvalue	PROPN
ap-5489	55	43	problem	problem	NOUN
ap-5489	55	44	,	,	PUNCT
ap-5489	55	45	(	(	PUNCT
ap-5489	55	46	b	b	X
ap-5489	55	47	+	+	CCONJ
ap-5489	56	1	λia)vri	λia)vri	X
ap-5489	56	2	=	=	SYM
ap-5489	56	3	0	0	PUNCT
ap-5489	56	4	(	(	PUNCT
ap-5489	56	5	5	5	NUM
ap-5489	56	6	)	)	PUNCT
ap-5489	56	7	where	where	SCONJ
ap-5489	56	8	λi	λi	ADP
ap-5489	56	9	is	be	AUX
ap-5489	56	10	the	the	DET
ap-5489	56	11	i−	i−	PROPN
ap-5489	56	12	th	th	X
ap-5489	56	13	generalized	generalize	VERB
ap-5489	56	14	eigenvalue	eigenvalue	NOUN
ap-5489	56	15	and	and	CCONJ
ap-5489	56	16	vri	vri	PROPN
ap-5489	56	17	is	be	AUX
ap-5489	56	18	the	the	DET
ap-5489	56	19	corresponding	correspond	VERB
ap-5489	56	20	i−th	i−th	PROPN
ap-5489	56	21	right	right	ADJ
ap-5489	56	22	complex	complex	ADJ
ap-5489	56	23	eigenvector	eigenvector	NOUN
ap-5489	56	24	.	.	PUNCT
ap-5489	57	1	an	an	DET
ap-5489	57	2	imaginary	imaginary	ADJ
ap-5489	57	3	part	part	NOUN
ap-5489	57	4	of	of	ADP
ap-5489	57	5	the	the	DET
ap-5489	57	6	eigenvalue	eigenvalue	NOUN
ap-5489	57	7	is	be	AUX
ap-5489	57	8	the	the	DET
ap-5489	57	9	damped	damped	ADJ
ap-5489	57	10	natural	natural	ADJ
ap-5489	57	11	frequency	frequency	NOUN
ap-5489	57	12	ωd	ωd	NOUN
ap-5489	57	13	=	=	PUNCT
ap-5489	57	14	ω0	ω0	PROPN
ap-5489	57	15	√	√	NUM
ap-5489	57	16	1−	1−	NUM
ap-5489	57	17	ζ2	ζ2	NOUN
ap-5489	57	18	,	,	PUNCT
ap-5489	57	19	where	where	SCONJ
ap-5489	57	20	ω0	ω0	NOUN
ap-5489	57	21	represents	represent	VERB
ap-5489	57	22	an	an	DET
ap-5489	57	23	undamped	undampe	VERB
ap-5489	57	24	natural	natural	ADJ
ap-5489	57	25	frequency	frequency	NOUN
ap-5489	57	26	and	and	CCONJ
ap-5489	57	27	the	the	DET
ap-5489	57	28	real	real	ADJ
ap-5489	57	29	part	part	NOUN
ap-5489	57	30	is	be	AUX
ap-5489	57	31	ζω0	ζω0	NOUN
ap-5489	57	32	.	.	PUNCT
ap-5489	58	1	a	a	DET
ap-5489	58	2	damping	damp	VERB
ap-5489	58	3	ratio	ratio	NOUN
ap-5489	58	4	ζ	ζ	NOUN
ap-5489	58	5	is	be	AUX
ap-5489	58	6	calculated	calculate	VERB
ap-5489	58	7	from	from	ADP
ap-5489	58	8	a	a	DET
ap-5489	58	9	geometrical	geometrical	ADJ
ap-5489	58	10	relation	relation	NOUN
ap-5489	58	11	cos	cos	PROPN
ap-5489	58	12	θ	θ	PROPN
ap-5489	58	13	=	=	SYM
ap-5489	58	14	ζ	ζ	PROPN
ap-5489	58	15	,	,	PUNCT
ap-5489	58	16	where	where	SCONJ
ap-5489	58	17	θ	θ	PROPN
ap-5489	58	18	is	be	AUX
ap-5489	58	19	an	an	DET
ap-5489	58	20	angle	angle	NOUN
ap-5489	58	21	to	to	ADP
ap-5489	58	22	a	a	DET
ap-5489	58	23	pole	pole	NOUN
ap-5489	58	24	from	from	ADP
ap-5489	58	25	a	a	DET
ap-5489	58	26	negative	negative	ADJ
ap-5489	58	27	real	real	ADJ
ap-5489	58	28	axis	axis	NOUN
ap-5489	58	29	.	.	PUNCT
ap-5489	59	1	in	in	ADP
ap-5489	59	2	the	the	DET
ap-5489	59	3	undamped	undampe	VERB
ap-5489	59	4	case	case	NOUN
ap-5489	59	5	,	,	PUNCT
ap-5489	59	6	the	the	DET
ap-5489	59	7	local	local	ADJ
ap-5489	59	8	bifurcation	bifurcation	NOUN
ap-5489	59	9	of	of	ADP
ap-5489	59	10	the	the	DET
ap-5489	59	11	complex	complex	ADJ
ap-5489	59	12	conjugate	conjugate	NOUN
ap-5489	59	13	eigenvalues	eigenvalue	NOUN
ap-5489	59	14	occurs	occur	VERB
ap-5489	59	15	in	in	ADP
ap-5489	59	16	the	the	DET
ap-5489	59	17	point	point	NOUN
ap-5489	59	18	µ	µ	X
ap-5489	59	19	=	=	SYM
ap-5489	59	20	0.5	0.5	NUM
ap-5489	59	21	(	(	PUNCT
ap-5489	59	22	figure	figure	NOUN
ap-5489	59	23	2	2	NUM
ap-5489	59	24	)	)	PUNCT
ap-5489	59	25	and	and	CCONJ
ap-5489	59	26	the	the	DET
ap-5489	59	27	damped	damped	ADJ
ap-5489	59	28	natural	natural	ADJ
ap-5489	59	29	frequencies	frequency	NOUN
ap-5489	59	30	are	be	AUX
ap-5489	59	31	being	be	AUX
ap-5489	59	32	coupled	couple	VERB
ap-5489	59	33	(	(	PUNCT
ap-5489	59	34	figure	figure	NOUN
ap-5489	59	35	3	3	NUM
ap-5489	59	36	)	)	PUNCT
ap-5489	59	37	.	.	PUNCT
ap-5489	60	1	at	at	ADP
ap-5489	60	2	this	this	DET
ap-5489	60	3	point	point	NOUN
ap-5489	60	4	,	,	PUNCT
ap-5489	60	5	the	the	DET
ap-5489	60	6	system	system	NOUN
ap-5489	60	7	loses	lose	VERB
ap-5489	60	8	its	its	PRON
ap-5489	60	9	stability	stability	NOUN
ap-5489	60	10	.	.	PUNCT
ap-5489	61	1	in	in	ADP
ap-5489	61	2	the	the	DET
ap-5489	61	3	case	case	NOUN
ap-5489	61	4	of	of	ADP
ap-5489	61	5	the	the	DET
ap-5489	61	6	proportional	proportional	ADJ
ap-5489	61	7	damping	damping	NOUN
ap-5489	61	8	,	,	PUNCT
ap-5489	61	9	the	the	DET
ap-5489	61	10	system	system	NOUN
ap-5489	61	11	loses	lose	VERB
ap-5489	61	12	its	its	PRON
ap-5489	61	13	stability	stability	NOUN
ap-5489	61	14	slightly	slightly	ADV
ap-5489	61	15	over	over	ADP
ap-5489	61	16	the	the	DET
ap-5489	61	17	point	point	NOUN
ap-5489	61	18	µ	µ	X
ap-5489	61	19	=	=	SYM
ap-5489	61	20	0.5	0.5	NUM
ap-5489	61	21	and	and	CCONJ
ap-5489	61	22	damped	damped	ADJ
ap-5489	61	23	natural	natural	ADJ
ap-5489	61	24	frequencies	frequency	NOUN
ap-5489	61	25	cross	cross	VERB
ap-5489	61	26	each	each	DET
ap-5489	61	27	other	other	ADJ
ap-5489	61	28	but	but	CCONJ
ap-5489	61	29	do	do	AUX
ap-5489	61	30	n’t	not	PART
ap-5489	61	31	couple	couple	VERB
ap-5489	61	32	.	.	PUNCT
ap-5489	62	1	in	in	ADP
ap-5489	62	2	the	the	DET
ap-5489	62	3	case	case	NOUN
ap-5489	62	4	of	of	ADP
ap-5489	62	5	the	the	DET
ap-5489	62	6	general	general	ADJ
ap-5489	62	7	non	non	ADJ
ap-5489	62	8	-	-	ADJ
ap-5489	62	9	proportional	proportional	ADJ
ap-5489	62	10	damping	damping	NOUN
ap-5489	62	11	,	,	PUNCT
ap-5489	62	12	the	the	DET
ap-5489	62	13	bifurcation	bifurcation	NOUN
ap-5489	62	14	point	point	NOUN
ap-5489	62	15	is	be	AUX
ap-5489	62	16	unclear	unclear	ADJ
ap-5489	62	17	and	and	CCONJ
ap-5489	62	18	the	the	DET
ap-5489	62	19	system	system	NOUN
ap-5489	62	20	loses	lose	VERB
ap-5489	62	21	its	its	PRON
ap-5489	62	22	stability	stability	NOUN
ap-5489	62	23	below	below	ADP
ap-5489	62	24	µ	µ	X
ap-5489	62	25	=	=	SYM
ap-5489	62	26	0.5	0.5	NUM
ap-5489	62	27	.	.	NOUN
ap-5489	62	28	82	82	NUM
ap-5489	62	29	vol	vol	NOUN
ap-5489	62	30	.	.	PUNCT
ap-5489	63	1	60	60	NUM
ap-5489	64	1	no	no	INTJ
ap-5489	64	2	.	.	PUNCT
ap-5489	65	1	1/2020	1/2020	NUM
ap-5489	65	2	eigenvalues	eigenvalue	VERB
ap-5489	65	3	evaluation	evaluation	NOUN
ap-5489	65	4	of	of	ADP
ap-5489	65	5	generally	generally	ADV
ap-5489	65	6	damped	damped	ADJ
ap-5489	65	7	elastic	elastic	ADJ
ap-5489	65	8	disc	disc	NOUN
ap-5489	65	9	brake	brake	NOUN
ap-5489	65	10	model	model	NOUN
ap-5489	65	11	.	.	PUNCT
ap-5489	65	12	.	.	PUNCT
ap-5489	66	1	.	.	PUNCT
ap-5489	67	1	figure	figure	NOUN
ap-5489	67	2	2	2	NUM
ap-5489	67	3	.	.	NOUN
ap-5489	67	4	1	1	NUM
ap-5489	67	5	.	.	NUM
ap-5489	68	1	and	and	CCONJ
ap-5489	68	2	2	2	X
ap-5489	68	3	.	.	NOUN
ap-5489	68	4	modes	mode	NOUN
ap-5489	68	5	damping	damp	VERB
ap-5489	68	6	ratios	ratio	NOUN
ap-5489	68	7	’	'	PUNCT
ap-5489	68	8	evolution	evolution	NOUN
ap-5489	68	9	with	with	ADP
ap-5489	68	10	the	the	DET
ap-5489	68	11	friction	friction	NOUN
ap-5489	68	12	coefficient	coefficient	NOUN
ap-5489	68	13	,	,	PUNCT
ap-5489	68	14	considering	consider	VERB
ap-5489	68	15	the	the	DET
ap-5489	68	16	proportionally	proportionally	ADV
ap-5489	68	17	damped	damped	ADJ
ap-5489	68	18	,	,	PUNCT
ap-5489	68	19	non	non	ADJ
ap-5489	68	20	-	-	ADJ
ap-5489	68	21	proportionally	proportionally	ADV
ap-5489	68	22	damped	damped	ADJ
ap-5489	68	23	and	and	CCONJ
ap-5489	68	24	undamped	undampe	VERB
ap-5489	68	25	system	system	NOUN
ap-5489	68	26	.	.	PUNCT
ap-5489	69	1	figure	figure	NOUN
ap-5489	69	2	3	3	NUM
ap-5489	69	3	.	.	PUNCT
ap-5489	70	1	damped	damp	VERB
ap-5489	70	2	natural	natural	ADJ
ap-5489	70	3	frequencies	frequency	NOUN
ap-5489	70	4	’	'	PUNCT
ap-5489	70	5	evolution	evolution	NOUN
ap-5489	70	6	of	of	ADP
ap-5489	70	7	the	the	DET
ap-5489	70	8	1	1	NUM
ap-5489	70	9	.	.	PUNCT
ap-5489	70	10	and	and	CCONJ
ap-5489	70	11	2	2	X
ap-5489	70	12	.	.	X
ap-5489	70	13	modes	mode	NOUN
ap-5489	70	14	with	with	ADP
ap-5489	70	15	the	the	DET
ap-5489	70	16	friction	friction	NOUN
ap-5489	70	17	coefficient	coefficient	NOUN
ap-5489	70	18	considering	consider	VERB
ap-5489	70	19	proportionally	proportionally	ADV
ap-5489	70	20	damped	damped	ADJ
ap-5489	70	21	,	,	PUNCT
ap-5489	70	22	non	non	ADJ
ap-5489	70	23	-	-	ADJ
ap-5489	70	24	proportionally	proportionally	ADV
ap-5489	70	25	damped	damped	ADJ
ap-5489	70	26	and	and	CCONJ
ap-5489	70	27	non	non	ADJ
ap-5489	70	28	-	-	ADJ
ap-5489	70	29	damped	damped	ADJ
ap-5489	70	30	system	system	NOUN
ap-5489	70	31	.	.	PUNCT
ap-5489	71	1	83	83	NUM
ap-5489	71	2	j.	j.	PROPN
ap-5489	71	3	úradníček	úradníček	PROPN
ap-5489	71	4	,	,	PUNCT
ap-5489	71	5	m.	m.	NOUN
ap-5489	71	6	musil	musil	NOUN
ap-5489	71	7	,	,	PUNCT
ap-5489	71	8	m.	m.	NOUN
ap-5489	71	9	bachraty	bachraty	PROPN
ap-5489	71	10	acta	acta	PROPN
ap-5489	71	11	polytechnica	polytechnica	PROPN
ap-5489	71	12	(	(	PUNCT
ap-5489	71	13	a	a	NOUN
ap-5489	71	14	)	)	PUNCT
ap-5489	71	15	.	.	PUNCT
ap-5489	72	1	(	(	PUNCT
ap-5489	72	2	b	b	NOUN
ap-5489	72	3	)	)	PUNCT
ap-5489	72	4	.	.	PUNCT
ap-5489	73	1	(	(	PUNCT
ap-5489	73	2	c	c	NOUN
ap-5489	73	3	)	)	PUNCT
ap-5489	73	4	.	.	PUNCT
ap-5489	74	1	(	(	PUNCT
ap-5489	74	2	d	d	NOUN
ap-5489	74	3	)	)	PUNCT
ap-5489	74	4	.	.	PUNCT
ap-5489	75	1	(	(	PUNCT
ap-5489	75	2	e	e	NOUN
ap-5489	75	3	)	)	PUNCT
ap-5489	75	4	.	.	PUNCT
ap-5489	76	1	(	(	PUNCT
ap-5489	76	2	f	f	X
ap-5489	76	3	)	)	PUNCT
ap-5489	76	4	.	.	PUNCT
ap-5489	77	1	figure	figure	VERB
ap-5489	77	2	4	4	NUM
ap-5489	77	3	.	.	PUNCT
ap-5489	78	1	the	the	DET
ap-5489	78	2	transient	transient	ADJ
ap-5489	78	3	response	response	NOUN
ap-5489	78	4	of	of	ADP
ap-5489	78	5	the	the	DET
ap-5489	78	6	non	non	ADJ
ap-5489	78	7	-	-	ADJ
ap-5489	78	8	proportionally	proportionally	ADV
ap-5489	78	9	damped	damped	ADJ
ap-5489	78	10	system	system	NOUN
ap-5489	78	11	to	to	ADP
ap-5489	78	12	the	the	DET
ap-5489	78	13	initial	initial	ADJ
ap-5489	78	14	conditions	condition	NOUN
ap-5489	78	15	(	(	PUNCT
ap-5489	78	16	ic	ic	NUM
ap-5489	78	17	)	)	PUNCT
ap-5489	78	18	y(0	y(0	PROPN
ap-5489	78	19	)	)	PUNCT
ap-5489	79	1	=	=	PUNCT
ap-5489	80	1	[	[	X
ap-5489	80	2	1	1	NUM
ap-5489	80	3	,	,	PUNCT
ap-5489	80	4	0	0	NUM
ap-5489	80	5	,	,	PUNCT
ap-5489	80	6	0	0	NUM
ap-5489	80	7	,	,	PUNCT
ap-5489	80	8	0	0	NUM
ap-5489	80	9	]	]	PUNCT
ap-5489	80	10	for	for	ADP
ap-5489	80	11	a	a	DET
ap-5489	80	12	)	)	PUNCT
ap-5489	80	13	µ	µ	X
ap-5489	80	14	=	=	SYM
ap-5489	80	15	0	0	PUNCT
ap-5489	80	16	(	(	PUNCT
ap-5489	80	17	λ1	λ1	PROPN
ap-5489	80	18	=	=	PUNCT
ap-5489	80	19	−15.6	−15.6	NOUN
ap-5489	80	20	±	±	NUM
ap-5489	80	21	5000i	5000i	NOUN
ap-5489	80	22	;	;	PUNCT
ap-5489	80	23	λ2	λ2	NOUN
ap-5489	80	24	=	=	SYM
ap-5489	80	25	−21.9	−21.9	NUM
ap-5489	80	26	±	±	NUM
ap-5489	80	27	7071i	7071i	NUM
ap-5489	80	28	)	)	PUNCT
ap-5489	80	29	,	,	PUNCT
ap-5489	80	30	b	b	X
ap-5489	80	31	)	)	PUNCT
ap-5489	80	32	µ	µ	X
ap-5489	80	33	=	=	SYM
ap-5489	80	34	0.47	0.47	NUM
ap-5489	80	35	(	(	PUNCT
ap-5489	80	36	λ1	λ1	PROPN
ap-5489	80	37	=	=	SYM
ap-5489	80	38	−37.5	−37.5	NOUN
ap-5489	80	39	±	±	NUM
ap-5489	80	40	5886i	5886i	NUM
ap-5489	80	41	;	;	PUNCT
ap-5489	80	42	λ2	λ2	NOUN
ap-5489	80	43	=	=	SYM
ap-5489	80	44	0	0	NUM
ap-5489	80	45	±	±	NUM
ap-5489	80	46	6352i	6352i	NOUN
ap-5489	80	47	)	)	PUNCT
ap-5489	80	48	,	,	PUNCT
ap-5489	80	49	c	c	X
ap-5489	80	50	)	)	PUNCT
ap-5489	80	51	µ	µ	X
ap-5489	80	52	=	=	SYM
ap-5489	80	53	0.48	0.48	NUM
ap-5489	80	54	(	(	PUNCT
ap-5489	80	55	λ1	λ1	ADJ
ap-5489	80	56	=	=	SYM
ap-5489	80	57	−44	−44	X
ap-5489	80	58	±	±	NUM
ap-5489	80	59	5943i	5943i	NOUN
ap-5489	80	60	;	;	PUNCT
ap-5489	80	61	λ2	λ2	NOUN
ap-5489	80	62	=	=	NOUN
ap-5489	80	63	6.6	6.6	NUM
ap-5489	80	64	±	±	NUM
ap-5489	80	65	6300i	6300i	NUM
ap-5489	80	66	)	)	PUNCT
ap-5489	80	67	.	.	PUNCT
ap-5489	81	1	5	5	X
ap-5489	81	2	.	.	X
ap-5489	81	3	modal	modal	ADJ
ap-5489	81	4	decomposition	decomposition	NOUN
ap-5489	81	5	homogeneous	homogeneous	ADJ
ap-5489	81	6	response	response	NOUN
ap-5489	81	7	of	of	ADP
ap-5489	81	8	the	the	DET
ap-5489	81	9	linear	linear	ADJ
ap-5489	81	10	state	state	NOUN
ap-5489	81	11	determined	determine	VERB
ap-5489	81	12	system	system	NOUN
ap-5489	81	13	can	can	AUX
ap-5489	81	14	be	be	AUX
ap-5489	81	15	expressed	express	VERB
ap-5489	81	16	in	in	ADP
ap-5489	81	17	terms	term	NOUN
ap-5489	81	18	of	of	ADP
ap-5489	81	19	state	state	NOUN
ap-5489	81	20	-	-	PUNCT
ap-5489	81	21	transition	transition	NOUN
ap-5489	81	22	matrix	matrix	NOUN
ap-5489	81	23	φ(t	φ(t	PROPN
ap-5489	81	24	)	)	PUNCT
ap-5489	81	25	as	as	SCONJ
ap-5489	81	26	follows	follow	VERB
ap-5489	81	27	yh(t	yh(t	NOUN
ap-5489	81	28	)	)	PUNCT
ap-5489	81	29	=	=	SYM
ap-5489	81	30	φ(t)y(0	φ(t)y(0	NOUN
ap-5489	81	31	)	)	PUNCT
ap-5489	81	32	,	,	PUNCT
ap-5489	81	33	(	(	PUNCT
ap-5489	81	34	6	6	NUM
ap-5489	81	35	)	)	PUNCT
ap-5489	81	36	where	where	SCONJ
ap-5489	81	37	the	the	DET
ap-5489	81	38	state	state	NOUN
ap-5489	81	39	-	-	PUNCT
ap-5489	81	40	transition	transition	NOUN
ap-5489	81	41	matrix	matrix	NOUN
ap-5489	81	42	φ(t	φ(t	PROPN
ap-5489	81	43	)	)	PUNCT
ap-5489	81	44	may	may	AUX
ap-5489	81	45	be	be	AUX
ap-5489	81	46	expressed	express	VERB
ap-5489	81	47	in	in	ADP
ap-5489	81	48	terms	term	NOUN
ap-5489	81	49	of	of	ADP
ap-5489	81	50	the	the	DET
ap-5489	81	51	eigenvalues	eigenvalue	NOUN
ap-5489	81	52	/	/	SYM
ap-5489	81	53	eigenvectors	eigenvector	NOUN
ap-5489	81	54	as	as	ADP
ap-5489	81	55	φ(t	φ(t	NOUN
ap-5489	81	56	)	)	PUNCT
ap-5489	81	57	=	=	SYM
ap-5489	81	58	vre	vre	NOUN
ap-5489	81	59	λtv−1	λtv−1	NOUN
ap-5489	81	60	r	r	NOUN
ap-5489	81	61	,	,	PUNCT
ap-5489	81	62	(	(	PUNCT
ap-5489	81	63	7	7	X
ap-5489	81	64	)	)	PUNCT
ap-5489	81	65	defined	define	VERB
ap-5489	81	66	by	by	ADP
ap-5489	81	67	the	the	DET
ap-5489	81	68	modal	modal	ADJ
ap-5489	81	69	matrix	matrix	NOUN
ap-5489	81	70	,	,	PUNCT
ap-5489	81	71	consisting	consist	VERB
ap-5489	81	72	of	of	ADP
ap-5489	81	73	right	right	ADJ
ap-5489	81	74	eigenvectors	eigenvector	NOUN
ap-5489	81	75	in	in	ADP
ap-5489	81	76	columns	column	NOUN
ap-5489	81	77	,	,	PUNCT
ap-5489	81	78	where	where	SCONJ
ap-5489	81	79	n	n	PRON
ap-5489	81	80	is	be	AUX
ap-5489	81	81	a	a	DET
ap-5489	81	82	number	number	NOUN
ap-5489	81	83	of	of	ADP
ap-5489	81	84	columns	column	NOUN
ap-5489	81	85	of	of	ADP
ap-5489	81	86	the	the	DET
ap-5489	81	87	modal	modal	ADJ
ap-5489	81	88	matrix	matrix	NOUN
ap-5489	81	89	vr	vr	NOUN
ap-5489	82	1	=	=	PUNCT
ap-5489	83	1	[	[	PUNCT
ap-5489	83	2	vr1	vr1	PROPN
ap-5489	83	3	vr2	vr2	PROPN
ap-5489	83	4	·	·	PUNCT
ap-5489	83	5	·	·	PUNCT
ap-5489	83	6	·	·	PUNCT
ap-5489	83	7	vrn	vrn	X
ap-5489	83	8	]	]	PUNCT
ap-5489	83	9	(	(	PUNCT
ap-5489	83	10	8)	8)	NUM
ap-5489	83	11	84	84	NUM
ap-5489	83	12	vol	vol	NOUN
ap-5489	83	13	.	.	PUNCT
ap-5489	83	14	60	60	NUM
ap-5489	83	15	no	no	INTJ
ap-5489	83	16	.	.	PUNCT
ap-5489	84	1	1/2020	1/2020	NUM
ap-5489	84	2	eigenvalues	eigenvalue	VERB
ap-5489	84	3	evaluation	evaluation	NOUN
ap-5489	84	4	of	of	ADP
ap-5489	84	5	generally	generally	ADV
ap-5489	84	6	damped	damped	ADJ
ap-5489	84	7	elastic	elastic	ADJ
ap-5489	84	8	disc	disc	NOUN
ap-5489	84	9	brake	brake	NOUN
ap-5489	84	10	model	model	NOUN
ap-5489	84	11	.	.	PUNCT
ap-5489	84	12	.	.	PUNCT
ap-5489	85	1	.	.	PUNCT
ap-5489	86	1	and	and	CCONJ
ap-5489	86	2	the	the	DET
ap-5489	86	3	square	square	ADJ
ap-5489	86	4	matrix	matrix	NOUN
ap-5489	86	5	eλt	eλt	PROPN
ap-5489	86	6	with	with	ADP
ap-5489	86	7	terms	term	NOUN
ap-5489	86	8	eλit	eλit	VERB
ap-5489	86	9	on	on	ADP
ap-5489	86	10	the	the	DET
ap-5489	86	11	leading	lead	VERB
ap-5489	86	12	diagonal	diagonal	NOUN
ap-5489	86	13	.	.	PUNCT
ap-5489	87	1	define	define	VERB
ap-5489	87	2	rr	rr	NOUN
ap-5489	87	3	=	=	PUNCT
ap-5489	87	4	vr	vr	PROPN
ap-5489	87	5	−1	−1	NOUN
ap-5489	87	6			NOUN
ap-5489	87	7	rr1	rr1	PROPN
ap-5489	87	8	rr2	rr2	PROPN
ap-5489	87	9	·	·	PUNCT
ap-5489	87	10	·	·	PUNCT
ap-5489	87	11	·	·	PUNCT
ap-5489	87	12	rrn	rrn	ADJ
ap-5489	87	13			NOUN
ap-5489	87	14	(	(	PUNCT
ap-5489	87	15	9	9	NUM
ap-5489	87	16	)	)	PUNCT
ap-5489	87	17	the	the	DET
ap-5489	87	18	homogeneous	homogeneous	ADJ
ap-5489	87	19	response	response	NOUN
ap-5489	87	20	of	of	ADP
ap-5489	87	21	the	the	DET
ap-5489	87	22	system	system	NOUN
ap-5489	87	23	can	can	AUX
ap-5489	87	24	be	be	AUX
ap-5489	87	25	expressed	express	VERB
ap-5489	87	26	as	as	ADP
ap-5489	87	27	a	a	DET
ap-5489	87	28	weighted	weighted	ADJ
ap-5489	87	29	superposition	superposition	NOUN
ap-5489	87	30	of	of	ADP
ap-5489	87	31	the	the	DET
ap-5489	87	32	system	system	NOUN
ap-5489	87	33	modes	mode	NOUN
ap-5489	87	34	eλitvri	eλitvri	VERB
ap-5489	87	35	where	where	SCONJ
ap-5489	87	36	an	an	DET
ap-5489	87	37	initial	initial	ADJ
ap-5489	87	38	condition	condition	NOUN
ap-5489	87	39	y(0	y(0	PROPN
ap-5489	87	40	)	)	PUNCT
ap-5489	87	41	affects	affect	VERB
ap-5489	87	42	the	the	DET
ap-5489	87	43	strength	strength	NOUN
ap-5489	87	44	of	of	ADP
ap-5489	87	45	an	an	DET
ap-5489	87	46	excitation	excitation	NOUN
ap-5489	87	47	of	of	ADP
ap-5489	87	48	each	each	DET
ap-5489	87	49	mode	mode	NOUN
ap-5489	87	50	yh(t	yh(t	NOUN
ap-5489	87	51	)	)	PUNCT
ap-5489	87	52	=	=	SYM
ap-5489	87	53	(	(	PUNCT
ap-5489	87	54	vre	vre	NOUN
ap-5489	87	55	λt)(rry(0	λt)(rry(0	PROPN
ap-5489	87	56	)	)	PUNCT
ap-5489	87	57	)	)	PUNCT
ap-5489	88	1	=	=	PUNCT
ap-5489	88	2	n∑	n∑	PROPN
ap-5489	88	3	i=1	i=1	PROPN
ap-5489	88	4	eλitvri(rriy(0	eλitvri(rriy(0	NOUN
ap-5489	88	5	)	)	PUNCT
ap-5489	88	6	)	)	PUNCT
ap-5489	89	1	=	=	PUNCT
ap-5489	90	1	n∑	n∑	PROPN
ap-5489	90	2	i=1	i=1	PROPN
ap-5489	90	3	cie	cie	PROPN
ap-5489	90	4	λitvri	λitvri	PROPN
ap-5489	90	5	(	(	PUNCT
ap-5489	90	6	10	10	NUM
ap-5489	90	7	)	)	PUNCT
ap-5489	90	8	where	where	SCONJ
ap-5489	90	9	the	the	DET
ap-5489	90	10	scalar	scalar	ADJ
ap-5489	90	11	coefficient	coefficient	NOUN
ap-5489	90	12	ci	ci	NOUN
ap-5489	90	13	=	=	SYM
ap-5489	90	14	rriy(0	rriy(0	PROPN
ap-5489	90	15	)	)	PUNCT
ap-5489	90	16	.	.	PUNCT
ap-5489	91	1	the	the	DET
ap-5489	91	2	yh1	yh1	NOUN
ap-5489	91	3	coordinate	coordinate	NOUN
ap-5489	91	4	in	in	ADP
ap-5489	91	5	figure	figure	NOUN
ap-5489	91	6	4	4	NUM
ap-5489	91	7	represents	represent	VERB
ap-5489	91	8	the	the	DET
ap-5489	91	9	homogeneous	homogeneous	ADJ
ap-5489	91	10	response	response	NOUN
ap-5489	91	11	of	of	ADP
ap-5489	91	12	the	the	DET
ap-5489	91	13	mass	mass	ADJ
ap-5489	91	14	displacement	displacement	NOUN
ap-5489	91	15	x1	x1	NUM
ap-5489	91	16	in	in	ADP
ap-5489	91	17	figure	figure	NOUN
ap-5489	91	18	1	1	NUM
ap-5489	91	19	.	.	PUNCT
ap-5489	92	1	if	if	SCONJ
ap-5489	92	2	the	the	DET
ap-5489	92	3	friction	friction	NOUN
ap-5489	92	4	is	be	AUX
ap-5489	92	5	absent	absent	ADJ
ap-5489	92	6	in	in	ADP
ap-5489	92	7	the	the	DET
ap-5489	92	8	system	system	NOUN
ap-5489	92	9	,	,	PUNCT
ap-5489	92	10	both	both	DET
ap-5489	92	11	modes	mode	NOUN
ap-5489	92	12	are	be	AUX
ap-5489	92	13	attenuated	attenuate	VERB
ap-5489	92	14	over	over	ADP
ap-5489	92	15	the	the	DET
ap-5489	92	16	time	time	NOUN
ap-5489	92	17	(	(	PUNCT
ap-5489	92	18	figure	figure	VERB
ap-5489	92	19	4	4	NUM
ap-5489	92	20	a	a	NOUN
ap-5489	92	21	)	)	PUNCT
ap-5489	92	22	)	)	PUNCT
ap-5489	92	23	with	with	ADP
ap-5489	92	24	the	the	DET
ap-5489	92	25	rate	rate	NOUN
ap-5489	92	26	given	give	VERB
ap-5489	92	27	by	by	ADP
ap-5489	92	28	their	their	PRON
ap-5489	92	29	damping	damp	VERB
ap-5489	92	30	ratios	ratio	NOUN
ap-5489	93	1	ζi	ζi	PRON
ap-5489	93	2	derived	derive	VERB
ap-5489	93	3	from	from	ADP
ap-5489	93	4	the	the	DET
ap-5489	93	5	corresponding	corresponding	ADJ
ap-5489	93	6	eigenvalues	eigenvalues	PROPN
ap-5489	93	7	λi	λi	NOUN
ap-5489	93	8	.	.	NOUN
ap-5489	93	9	damped	damped	NOUN
ap-5489	93	10	eigenfrequencies	eigenfrequencie	NOUN
ap-5489	93	11	ωd1	ωd1	ADP
ap-5489	93	12	=	=	SYM
ap-5489	93	13	5000	5000	NUM
ap-5489	93	14	rad·s−1	rad·s−1	PROPN
ap-5489	93	15	and	and	CCONJ
ap-5489	93	16	ωd2	ωd2	PROPN
ap-5489	93	17	=	=	SYM
ap-5489	93	18	7071	7071	NUM
ap-5489	93	19	rad·s−1	rad·s−1	PROPN
ap-5489	93	20	can	can	AUX
ap-5489	93	21	be	be	AUX
ap-5489	93	22	read	read	VERB
ap-5489	93	23	from	from	ADP
ap-5489	93	24	a	a	DET
ap-5489	93	25	single	single	ADJ
ap-5489	93	26	side	side	NOUN
ap-5489	93	27	amplitude	amplitude	NOUN
ap-5489	93	28	spectrum	spectrum	NOUN
ap-5489	93	29	(	(	PUNCT
ap-5489	93	30	ssas	ssa	NOUN
ap-5489	93	31	)	)	PUNCT
ap-5489	93	32	and	and	CCONJ
ap-5489	93	33	must	must	AUX
ap-5489	93	34	correspond	correspond	VERB
ap-5489	93	35	to	to	ADP
ap-5489	93	36	given	give	VERB
ap-5489	93	37	eigenvalues	eigenvalue	NOUN
ap-5489	93	38	.	.	PUNCT
ap-5489	94	1	if	if	SCONJ
ap-5489	94	2	the	the	DET
ap-5489	94	3	friction	friction	NOUN
ap-5489	94	4	coefficient	coefficient	NOUN
ap-5489	94	5	reaches	reach	VERB
ap-5489	94	6	stability	stability	NOUN
ap-5489	94	7	threshold	threshold	NOUN
ap-5489	94	8	,	,	PUNCT
ap-5489	94	9	the	the	DET
ap-5489	94	10	negative	negative	ADJ
ap-5489	94	11	real	real	ADJ
ap-5489	94	12	part	part	NOUN
ap-5489	94	13	of	of	ADP
ap-5489	94	14	the	the	DET
ap-5489	94	15	corresponding	correspond	VERB
ap-5489	94	16	eigenvalue	eigenvalue	NOUN
ap-5489	94	17	changes	change	VERB
ap-5489	94	18	its	its	PRON
ap-5489	94	19	sign	sign	NOUN
ap-5489	94	20	the	the	DET
ap-5489	94	21	mode	mode	NOUN
ap-5489	94	22	with	with	ADP
ap-5489	94	23	a	a	DET
ap-5489	94	24	negative	negative	ADJ
ap-5489	94	25	real	real	ADJ
ap-5489	94	26	part	part	NOUN
ap-5489	94	27	of	of	ADP
ap-5489	94	28	λi	λi	NOUN
ap-5489	94	29	is	be	AUX
ap-5489	94	30	attenuated	attenuate	VERB
ap-5489	94	31	over	over	ADP
ap-5489	94	32	the	the	DET
ap-5489	94	33	time	time	NOUN
ap-5489	94	34	,	,	PUNCT
ap-5489	94	35	while	while	SCONJ
ap-5489	94	36	the	the	DET
ap-5489	94	37	mode	mode	NOUN
ap-5489	94	38	with	with	ADP
ap-5489	94	39	a	a	DET
ap-5489	94	40	positive	positive	ADJ
ap-5489	94	41	real	real	ADJ
ap-5489	94	42	part	part	NOUN
ap-5489	94	43	becomes	become	VERB
ap-5489	94	44	unstable	unstable	ADJ
ap-5489	94	45	and	and	CCONJ
ap-5489	94	46	is	be	AUX
ap-5489	94	47	increasing	increase	VERB
ap-5489	94	48	or	or	CCONJ
ap-5489	94	49	maintaining	maintain	VERB
ap-5489	94	50	(	(	PUNCT
ap-5489	94	51	if	if	SCONJ
ap-5489	94	52	real	real	ADJ
ap-5489	94	53	part	part	NOUN
ap-5489	94	54	is	be	AUX
ap-5489	94	55	0	0	NUM
ap-5489	94	56	)	)	PUNCT
ap-5489	94	57	its	its	PRON
ap-5489	94	58	amplitude	amplitude	NOUN
ap-5489	94	59	(	(	PUNCT
ap-5489	94	60	figure	figure	NOUN
ap-5489	94	61	4	4	NUM
ap-5489	94	62	b	b	NOUN
ap-5489	94	63	)	)	PUNCT
ap-5489	94	64	)	)	PUNCT
ap-5489	94	65	.	.	PUNCT
ap-5489	95	1	it	it	PRON
ap-5489	95	2	can	can	AUX
ap-5489	95	3	be	be	AUX
ap-5489	95	4	seen	see	VERB
ap-5489	95	5	that	that	SCONJ
ap-5489	95	6	the	the	DET
ap-5489	95	7	mode	mode	NOUN
ap-5489	95	8	with	with	ADP
ap-5489	95	9	the	the	DET
ap-5489	95	10	lower	low	ADJ
ap-5489	95	11	frequency	frequency	NOUN
ap-5489	95	12	is	be	AUX
ap-5489	95	13	attenuated	attenuate	VERB
ap-5489	95	14	while	while	SCONJ
ap-5489	95	15	the	the	DET
ap-5489	95	16	second	second	ADJ
ap-5489	95	17	one	one	NUM
ap-5489	95	18	with	with	ADP
ap-5489	95	19	the	the	DET
ap-5489	95	20	higher	high	ADJ
ap-5489	95	21	frequency	frequency	NOUN
ap-5489	95	22	becomes	become	VERB
ap-5489	95	23	unstable	unstable	ADJ
ap-5489	95	24	.	.	PUNCT
ap-5489	96	1	damped	damped	NOUN
ap-5489	96	2	eigenfrequencies	eigenfrequencie	NOUN
ap-5489	96	3	ωd1,2	ωd1,2	NOUN
ap-5489	96	4	become	become	VERB
ap-5489	96	5	closer	close	ADJ
ap-5489	96	6	to	to	ADP
ap-5489	96	7	each	each	DET
ap-5489	96	8	other	other	ADJ
ap-5489	96	9	with	with	ADP
ap-5489	96	10	increasing	increase	VERB
ap-5489	96	11	coefficient	coefficient	NOUN
ap-5489	96	12	µ.	µ.	NOUN
ap-5489	96	13	a	a	DET
ap-5489	96	14	last	last	ADJ
ap-5489	96	15	plot	plot	NOUN
ap-5489	96	16	(	(	PUNCT
ap-5489	96	17	figure	figure	NOUN
ap-5489	96	18	4	4	NUM
ap-5489	96	19	c	c	NOUN
ap-5489	96	20	)	)	PUNCT
ap-5489	96	21	)	)	PUNCT
ap-5489	96	22	shows	show	VERB
ap-5489	96	23	the	the	DET
ap-5489	96	24	response	response	NOUN
ap-5489	96	25	for	for	ADP
ap-5489	96	26	the	the	DET
ap-5489	96	27	friction	friction	NOUN
ap-5489	96	28	coefficient	coefficient	NOUN
ap-5489	96	29	set	set	VERB
ap-5489	96	30	over	over	ADP
ap-5489	96	31	the	the	DET
ap-5489	96	32	stability	stability	NOUN
ap-5489	96	33	threshold	threshold	NOUN
ap-5489	96	34	value	value	NOUN
ap-5489	96	35	.	.	PUNCT
ap-5489	97	1	from	from	ADP
ap-5489	97	2	eigenvalues	eigenvalue	NOUN
ap-5489	97	3	λi	λi	ADP
ap-5489	97	4	,	,	PUNCT
ap-5489	97	5	it	it	PRON
ap-5489	97	6	can	can	AUX
ap-5489	97	7	be	be	AUX
ap-5489	97	8	seen	see	VERB
ap-5489	97	9	that	that	SCONJ
ap-5489	97	10	the	the	DET
ap-5489	97	11	stable	stable	ADJ
ap-5489	97	12	mode	mode	NOUN
ap-5489	97	13	is	be	AUX
ap-5489	97	14	attenuated	attenuate	VERB
ap-5489	97	15	faster	fast	ADV
ap-5489	97	16	(	(	PUNCT
ap-5489	97	17	compared	compare	VERB
ap-5489	97	18	to	to	ADP
ap-5489	97	19	b	b	NUM
ap-5489	97	20	)	)	PUNCT
ap-5489	97	21	case	case	NOUN
ap-5489	97	22	)	)	PUNCT
ap-5489	97	23	due	due	ADP
ap-5489	97	24	to	to	ADP
ap-5489	97	25	the	the	DET
ap-5489	97	26	lower	low	ADJ
ap-5489	97	27	real	real	ADJ
ap-5489	97	28	part	part	NOUN
ap-5489	97	29	value	value	NOUN
ap-5489	97	30	.	.	PUNCT
ap-5489	98	1	oppositely	oppositely	ADV
ap-5489	98	2	,	,	PUNCT
ap-5489	98	3	the	the	DET
ap-5489	98	4	unstable	unstable	ADJ
ap-5489	98	5	mode	mode	NOUN
ap-5489	98	6	is	be	AUX
ap-5489	98	7	increasing	increase	VERB
ap-5489	98	8	its	its	PRON
ap-5489	98	9	amplitude	amplitude	NOUN
ap-5489	98	10	faster	fast	ADV
ap-5489	98	11	over	over	ADP
ap-5489	98	12	the	the	DET
ap-5489	98	13	time	time	NOUN
ap-5489	98	14	due	due	ADP
ap-5489	98	15	to	to	ADP
ap-5489	98	16	the	the	DET
ap-5489	98	17	higher	high	ADJ
ap-5489	98	18	value	value	NOUN
ap-5489	98	19	of	of	ADP
ap-5489	98	20	the	the	DET
ap-5489	98	21	positive	positive	ADJ
ap-5489	98	22	real	real	ADJ
ap-5489	98	23	part	part	NOUN
ap-5489	98	24	.	.	PUNCT
ap-5489	99	1	the	the	DET
ap-5489	99	2	ssas	ssas	PROPN
ap-5489	99	3	shows	show	VERB
ap-5489	99	4	that	that	SCONJ
ap-5489	99	5	the	the	DET
ap-5489	99	6	unstable	unstable	ADJ
ap-5489	99	7	mode	mode	NOUN
ap-5489	99	8	fully	fully	ADV
ap-5489	99	9	dominates	dominate	VERB
ap-5489	99	10	the	the	DET
ap-5489	99	11	stable	stable	ADJ
ap-5489	99	12	one	one	NOUN
ap-5489	99	13	over	over	ADP
ap-5489	99	14	the	the	DET
ap-5489	99	15	analysed	analyse	VERB
ap-5489	99	16	time	time	NOUN
ap-5489	99	17	interval	interval	NOUN
ap-5489	99	18	.	.	PUNCT
ap-5489	100	1	6	6	X
ap-5489	100	2	.	.	X
ap-5489	100	3	experimental	experimental	ADJ
ap-5489	100	4	results	result	NOUN
ap-5489	100	5	and	and	CCONJ
ap-5489	100	6	discussion	discussion	NOUN
ap-5489	100	7	to	to	PART
ap-5489	100	8	investigate	investigate	VERB
ap-5489	100	9	the	the	DET
ap-5489	100	10	existence	existence	NOUN
ap-5489	100	11	of	of	ADP
ap-5489	100	12	described	describe	VERB
ap-5489	100	13	effects	effect	NOUN
ap-5489	100	14	in	in	ADP
ap-5489	100	15	a	a	DET
ap-5489	100	16	real	real	ADJ
ap-5489	100	17	application	application	NOUN
ap-5489	100	18	,	,	PUNCT
ap-5489	100	19	a	a	DET
ap-5489	100	20	simple	simple	ADJ
ap-5489	100	21	experimental	experimental	ADJ
ap-5489	100	22	device	device	NOUN
ap-5489	100	23	has	have	AUX
ap-5489	100	24	been	be	AUX
ap-5489	100	25	set	set	VERB
ap-5489	100	26	up	up	ADP
ap-5489	100	27	.	.	PUNCT
ap-5489	101	1	the	the	DET
ap-5489	101	2	device	device	NOUN
ap-5489	101	3	consists	consist	VERB
ap-5489	101	4	of	of	ADP
ap-5489	101	5	a	a	DET
ap-5489	101	6	simplified	simplified	ADJ
ap-5489	101	7	padon	padon	ADJ
ap-5489	101	8	-	-	PUNCT
ap-5489	101	9	disc	disc	NOUN
ap-5489	101	10	system	system	NOUN
ap-5489	101	11	where	where	SCONJ
ap-5489	101	12	a	a	DET
ap-5489	101	13	friction	friction	NOUN
ap-5489	101	14	material	material	NOUN
ap-5489	101	15	is	be	AUX
ap-5489	101	16	pressed	press	VERB
ap-5489	101	17	onto	onto	ADP
ap-5489	101	18	a	a	DET
ap-5489	101	19	rotating	rotate	VERB
ap-5489	101	20	disc	disc	NOUN
ap-5489	101	21	.	.	PUNCT
ap-5489	102	1	elastic	elastic	ADJ
ap-5489	102	2	properties	property	NOUN
ap-5489	102	3	of	of	ADP
ap-5489	102	4	a	a	DET
ap-5489	102	5	pad	pad	NOUN
ap-5489	102	6	are	be	AUX
ap-5489	102	7	achieved	achieve	VERB
ap-5489	102	8	through	through	ADP
ap-5489	102	9	a	a	DET
ap-5489	102	10	thin	thin	ADJ
ap-5489	102	11	plate	plate	NOUN
ap-5489	102	12	attached	attach	VERB
ap-5489	102	13	between	between	ADP
ap-5489	102	14	the	the	DET
ap-5489	102	15	figure	figure	NOUN
ap-5489	102	16	5	5	NUM
ap-5489	102	17	.	.	PUNCT
ap-5489	102	18	experimental	experimental	ADJ
ap-5489	102	19	pad	pad	NOUN
ap-5489	102	20	-	-	PUNCT
ap-5489	102	21	on	on	ADP
ap-5489	102	22	-	-	PUNCT
ap-5489	102	23	disc	disc	NOUN
ap-5489	102	24	set	set	VERB
ap-5489	102	25	up	up	ADP
ap-5489	102	26	.	.	PUNCT
ap-5489	103	1	friction	friction	NOUN
ap-5489	103	2	material	material	NOUN
ap-5489	103	3	and	and	CCONJ
ap-5489	103	4	a	a	DET
ap-5489	103	5	piston	piston	NOUN
ap-5489	103	6	of	of	ADP
ap-5489	103	7	a	a	DET
ap-5489	103	8	linear	linear	ADJ
ap-5489	103	9	motor	motor	NOUN
ap-5489	103	10	which	which	PRON
ap-5489	103	11	generates	generate	VERB
ap-5489	103	12	a	a	DET
ap-5489	103	13	normal	normal	ADJ
ap-5489	103	14	force	force	NOUN
ap-5489	103	15	.	.	PUNCT
ap-5489	104	1	dynamical	dynamical	ADJ
ap-5489	104	2	instability	instability	NOUN
ap-5489	104	3	and	and	CCONJ
ap-5489	104	4	self	self	NOUN
ap-5489	104	5	-	-	PUNCT
ap-5489	104	6	excited	excite	VERB
ap-5489	104	7	vibrations	vibration	NOUN
ap-5489	104	8	of	of	ADP
ap-5489	104	9	the	the	DET
ap-5489	104	10	system	system	NOUN
ap-5489	104	11	lead	lead	VERB
ap-5489	104	12	to	to	ADP
ap-5489	104	13	a	a	DET
ap-5489	104	14	brake	brake	NOUN
ap-5489	104	15	squeal	squeal	NOUN
ap-5489	104	16	.	.	PUNCT
ap-5489	105	1	this	this	DET
ap-5489	105	2	effects	effect	NOUN
ap-5489	105	3	can	can	AUX
ap-5489	105	4	be	be	AUX
ap-5489	105	5	measured	measure	VERB
ap-5489	105	6	both	both	PRON
ap-5489	105	7	using	use	VERB
ap-5489	105	8	accelerometer	accelerometer	NOUN
ap-5489	105	9	sensors	sensor	NOUN
ap-5489	105	10	attached	attach	VERB
ap-5489	105	11	to	to	ADP
ap-5489	105	12	the	the	DET
ap-5489	105	13	flexible	flexible	ADJ
ap-5489	105	14	structure	structure	NOUN
ap-5489	105	15	and	and	CCONJ
ap-5489	105	16	a	a	DET
ap-5489	105	17	microphone	microphone	NOUN
ap-5489	105	18	,	,	PUNCT
ap-5489	105	19	which	which	PRON
ap-5489	105	20	directly	directly	ADV
ap-5489	105	21	measures	measure	VERB
ap-5489	105	22	the	the	DET
ap-5489	105	23	sound	sound	ADJ
ap-5489	105	24	pressure	pressure	NOUN
ap-5489	105	25	as	as	ADP
ap-5489	105	26	a	a	DET
ap-5489	105	27	side	side	ADJ
ap-5489	105	28	effect	effect	NOUN
ap-5489	105	29	of	of	ADP
ap-5489	105	30	an	an	DET
ap-5489	105	31	extensive	extensive	ADJ
ap-5489	105	32	vibration	vibration	NOUN
ap-5489	105	33	of	of	ADP
ap-5489	105	34	the	the	DET
ap-5489	105	35	system	system	NOUN
ap-5489	105	36	.	.	PUNCT
ap-5489	106	1	the	the	DET
ap-5489	106	2	time	time	NOUN
ap-5489	106	3	evaluation	evaluation	NOUN
ap-5489	106	4	of	of	ADP
ap-5489	106	5	the	the	DET
ap-5489	106	6	sound	sound	ADJ
ap-5489	106	7	pressure	pressure	NOUN
ap-5489	106	8	(	(	PUNCT
ap-5489	106	9	figure	figure	NOUN
ap-5489	106	10	6	6	NUM
ap-5489	106	11	)	)	PUNCT
ap-5489	106	12	carries	carry	VERB
ap-5489	106	13	out	out	ADP
ap-5489	106	14	the	the	DET
ap-5489	106	15	information	information	NOUN
ap-5489	106	16	about	about	ADP
ap-5489	106	17	an	an	DET
ap-5489	106	18	intensity	intensity	NOUN
ap-5489	106	19	of	of	ADP
ap-5489	106	20	a	a	DET
ap-5489	106	21	the	the	DET
ap-5489	106	22	vibration	vibration	NOUN
ap-5489	106	23	and	and	CCONJ
ap-5489	106	24	also	also	ADV
ap-5489	106	25	a	a	DET
ap-5489	106	26	spectral	spectral	ADJ
ap-5489	106	27	content	content	NOUN
ap-5489	106	28	of	of	ADP
ap-5489	106	29	the	the	DET
ap-5489	106	30	vibration	vibration	NOUN
ap-5489	106	31	.	.	PUNCT
ap-5489	107	1	the	the	DET
ap-5489	107	2	spectral	spectral	ADJ
ap-5489	107	3	content	content	NOUN
ap-5489	107	4	is	be	AUX
ap-5489	107	5	observed	observe	VERB
ap-5489	107	6	through	through	ADP
ap-5489	107	7	a	a	DET
ap-5489	107	8	single	single	ADJ
ap-5489	107	9	side	side	NOUN
ap-5489	107	10	amplitude	amplitude	NOUN
ap-5489	107	11	spectrum	spectrum	NOUN
ap-5489	107	12	by	by	ADP
ap-5489	107	13	the	the	DET
ap-5489	107	14	fourier	fourier	ADJ
ap-5489	107	15	transformation	transformation	NOUN
ap-5489	107	16	of	of	ADP
ap-5489	107	17	the	the	DET
ap-5489	107	18	sound	sound	ADJ
ap-5489	107	19	pressure	pressure	NOUN
ap-5489	107	20	time	time	NOUN
ap-5489	107	21	signal	signal	NOUN
ap-5489	107	22	(	(	PUNCT
ap-5489	107	23	figure	figure	NOUN
ap-5489	107	24	7	7	NUM
ap-5489	107	25	)	)	PUNCT
ap-5489	107	26	.	.	PUNCT
ap-5489	108	1	in	in	ADP
ap-5489	108	2	a	a	DET
ap-5489	108	3	real	real	ADJ
ap-5489	108	4	physical	physical	ADJ
ap-5489	108	5	environment	environment	NOUN
ap-5489	108	6	,	,	PUNCT
ap-5489	108	7	more	more	ADJ
ap-5489	108	8	physical	physical	ADJ
ap-5489	108	9	aspects	aspect	NOUN
ap-5489	108	10	are	be	AUX
ap-5489	108	11	involved	involve	VERB
ap-5489	108	12	in	in	ADP
ap-5489	108	13	the	the	DET
ap-5489	108	14	process	process	NOUN
ap-5489	108	15	of	of	ADP
ap-5489	108	16	dynamic	dynamic	ADJ
ap-5489	108	17	destabilization	destabilization	NOUN
ap-5489	108	18	.	.	PUNCT
ap-5489	109	1	it	it	PRON
ap-5489	109	2	can	can	AUX
ap-5489	109	3	be	be	AUX
ap-5489	109	4	demonstrated	demonstrate	VERB
ap-5489	109	5	that	that	SCONJ
ap-5489	109	6	nonlinear	nonlinear	ADJ
ap-5489	109	7	effects	effect	NOUN
ap-5489	109	8	in	in	ADP
ap-5489	109	9	friction	friction	NOUN
ap-5489	109	10	contact	contact	NOUN
ap-5489	109	11	,	,	PUNCT
ap-5489	109	12	such	such	ADJ
ap-5489	109	13	as	as	ADP
ap-5489	109	14	stick	stick	NOUN
ap-5489	109	15	slip	slip	NOUN
ap-5489	109	16	[	[	X
ap-5489	109	17	10	10	NUM
ap-5489	109	18	]	]	PUNCT
ap-5489	109	19	or	or	CCONJ
ap-5489	109	20	contact	contact	NOUN
ap-5489	109	21	surfaces	surface	NOUN
ap-5489	109	22	detaching	detach	VERB
ap-5489	109	23	[	[	X
ap-5489	109	24	11	11	NUM
ap-5489	109	25	]	]	PUNCT
ap-5489	109	26	,	,	PUNCT
ap-5489	109	27	lead	lead	VERB
ap-5489	109	28	into	into	ADP
ap-5489	109	29	limit	limit	NOUN
ap-5489	109	30	cycles	cycle	NOUN
ap-5489	109	31	of	of	ADP
ap-5489	109	32	vibrations	vibration	NOUN
ap-5489	109	33	.	.	PUNCT
ap-5489	110	1	these	these	DET
ap-5489	110	2	effects	effect	NOUN
ap-5489	110	3	bring	bring	VERB
ap-5489	110	4	perturbations	perturbation	NOUN
ap-5489	110	5	to	to	ADP
ap-5489	110	6	the	the	DET
ap-5489	110	7	system	system	NOUN
ap-5489	110	8	.	.	PUNCT
ap-5489	111	1	if	if	SCONJ
ap-5489	111	2	the	the	DET
ap-5489	111	3	system	system	NOUN
ap-5489	111	4	is	be	AUX
ap-5489	111	5	perturbed	perturb	VERB
ap-5489	111	6	,	,	PUNCT
ap-5489	111	7	both	both	CCONJ
ap-5489	111	8	stable	stable	ADJ
ap-5489	111	9	and	and	CCONJ
ap-5489	111	10	unstable	unstable	ADJ
ap-5489	111	11	eigenmodes	eigenmode	NOUN
ap-5489	111	12	should	should	AUX
ap-5489	111	13	be	be	AUX
ap-5489	111	14	excited	excited	ADJ
ap-5489	111	15	over	over	ADP
ap-5489	111	16	the	the	DET
ap-5489	111	17	time	time	NOUN
ap-5489	111	18	.	.	PUNCT
ap-5489	112	1	this	this	DET
ap-5489	112	2	behaviour	behaviour	NOUN
ap-5489	112	3	can	can	AUX
ap-5489	112	4	be	be	AUX
ap-5489	112	5	seen	see	VERB
ap-5489	112	6	from	from	ADP
ap-5489	112	7	the	the	DET
ap-5489	112	8	experimental	experimental	ADJ
ap-5489	112	9	observed	observe	VERB
ap-5489	112	10	data	datum	NOUN
ap-5489	112	11	from	from	ADP
ap-5489	112	12	the	the	DET
ap-5489	112	13	real	real	ADJ
ap-5489	112	14	physical	physical	ADJ
ap-5489	112	15	system	system	NOUN
ap-5489	112	16	.	.	PUNCT
ap-5489	113	1	the	the	DET
ap-5489	113	2	experimental	experimental	ADJ
ap-5489	113	3	data	datum	NOUN
ap-5489	113	4	have	have	AUX
ap-5489	113	5	been	be	AUX
ap-5489	113	6	studied	study	VERB
ap-5489	113	7	over	over	ADP
ap-5489	113	8	the	the	DET
ap-5489	113	9	time	time	NOUN
ap-5489	113	10	interval	interval	NOUN
ap-5489	113	11	of	of	ADP
ap-5489	113	12	0.06s	0.06s	NOUN
ap-5489	113	13	.	.	PUNCT
ap-5489	114	1	the	the	DET
ap-5489	114	2	variation	variation	NOUN
ap-5489	114	3	of	of	ADP
ap-5489	114	4	the	the	DET
ap-5489	114	5	vibration	vibration	NOUN
ap-5489	114	6	amplitude	amplitude	NOUN
ap-5489	114	7	can	can	AUX
ap-5489	114	8	be	be	AUX
ap-5489	114	9	seen	see	VERB
ap-5489	114	10	in	in	ADP
ap-5489	114	11	figure	figure	NOUN
ap-5489	114	12	6	6	NUM
ap-5489	114	13	.	.	PUNCT
ap-5489	115	1	the	the	DET
ap-5489	115	2	variation	variation	NOUN
ap-5489	115	3	of	of	ADP
ap-5489	115	4	the	the	DET
ap-5489	115	5	amplitude	amplitude	NOUN
ap-5489	115	6	shows	show	VERB
ap-5489	115	7	that	that	SCONJ
ap-5489	115	8	one	one	NUM
ap-5489	115	9	or	or	CCONJ
ap-5489	115	10	more	more	ADJ
ap-5489	115	11	modes	mode	NOUN
ap-5489	115	12	consisting	consist	VERB
ap-5489	115	13	in	in	ADP
ap-5489	115	14	the	the	DET
ap-5489	115	15	response	response	NOUN
ap-5489	115	16	are	be	AUX
ap-5489	115	17	changing	change	VERB
ap-5489	115	18	their	their	PRON
ap-5489	115	19	vibration	vibration	NOUN
ap-5489	115	20	propensity	propensity	NOUN
ap-5489	115	21	.	.	PUNCT
ap-5489	116	1	this	this	PRON
ap-5489	116	2	can	can	AUX
ap-5489	116	3	be	be	AUX
ap-5489	116	4	due	due	ADJ
ap-5489	116	5	to	to	ADP
ap-5489	116	6	the	the	DET
ap-5489	116	7	combination	combination	NOUN
ap-5489	116	8	of	of	ADP
ap-5489	116	9	nonlinear	nonlinear	ADJ
ap-5489	116	10	effects	effect	NOUN
ap-5489	116	11	,	,	PUNCT
ap-5489	116	12	such	such	ADJ
ap-5489	116	13	as	as	ADP
ap-5489	116	14	arising	arise	VERB
ap-5489	116	15	the	the	DET
ap-5489	116	16	amplitudes	amplitude	NOUN
ap-5489	116	17	of	of	ADP
ap-5489	116	18	unstable	unstable	ADJ
ap-5489	116	19	modes	mode	NOUN
ap-5489	116	20	into	into	ADP
ap-5489	116	21	limit	limit	NOUN
ap-5489	116	22	cycles	cycle	NOUN
ap-5489	116	23	along	along	ADP
ap-5489	116	24	with	with	ADP
ap-5489	116	25	the	the	DET
ap-5489	116	26	attenuation	attenuation	NOUN
ap-5489	116	27	of	of	ADP
ap-5489	116	28	the	the	DET
ap-5489	116	29	repeatedly	repeatedly	ADV
ap-5489	116	30	excited	excited	ADJ
ap-5489	116	31	stable	stable	ADJ
ap-5489	116	32	modes	mode	NOUN
ap-5489	116	33	.	.	PUNCT
ap-5489	117	1	strong	strong	ADJ
ap-5489	117	2	nonlinear	nonlinear	ADJ
ap-5489	117	3	effects	effect	NOUN
ap-5489	117	4	on	on	ADP
ap-5489	117	5	the	the	DET
ap-5489	117	6	signal	signal	ADJ
ap-5489	117	7	85	85	NUM
ap-5489	117	8	j.	j.	PROPN
ap-5489	117	9	úradníček	úradníček	PROPN
ap-5489	117	10	,	,	PUNCT
ap-5489	117	11	m.	m.	NOUN
ap-5489	117	12	musil	musil	NOUN
ap-5489	117	13	,	,	PUNCT
ap-5489	117	14	m.	m.	NOUN
ap-5489	117	15	bachraty	bachraty	PROPN
ap-5489	117	16	acta	acta	PROPN
ap-5489	117	17	polytechnica	polytechnica	PROPN
ap-5489	117	18	figure	figure	NOUN
ap-5489	117	19	6	6	NUM
ap-5489	117	20	.	.	PUNCT
ap-5489	117	21	sound	sound	ADJ
ap-5489	117	22	pressure	pressure	NOUN
ap-5489	117	23	evaluation	evaluation	NOUN
ap-5489	117	24	over	over	ADP
ap-5489	117	25	the	the	DET
ap-5489	117	26	time	time	NOUN
ap-5489	117	27	interval	interval	NOUN
ap-5489	117	28	of	of	ADP
ap-5489	117	29	0.06s	0.06s	NUM
ap-5489	117	30	.	.	PUNCT
ap-5489	118	1	figure	figure	NOUN
ap-5489	118	2	7	7	NUM
ap-5489	118	3	.	.	PUNCT
ap-5489	118	4	single	single	ADJ
ap-5489	118	5	side	side	NOUN
ap-5489	118	6	amplitude	amplitude	NOUN
ap-5489	118	7	spectrum	spectrum	NOUN
ap-5489	118	8	of	of	ADP
ap-5489	118	9	the	the	DET
ap-5489	118	10	sound	sound	ADJ
ap-5489	118	11	pressure	pressure	NOUN
ap-5489	118	12	over	over	ADP
ap-5489	118	13	the	the	DET
ap-5489	118	14	studied	study	VERB
ap-5489	118	15	time	time	NOUN
ap-5489	118	16	interval	interval	NOUN
ap-5489	118	17	of	of	ADP
ap-5489	118	18	the	the	DET
ap-5489	118	19	length	length	NOUN
ap-5489	118	20	0.06s	0.06s	NOUN
ap-5489	118	21	.	.	PUNCT
ap-5489	118	22	86	86	NUM
ap-5489	118	23	vol	vol	NOUN
ap-5489	118	24	.	.	PUNCT
ap-5489	119	1	60	60	NUM
ap-5489	119	2	no	no	INTJ
ap-5489	119	3	.	.	PUNCT
ap-5489	120	1	1/2020	1/2020	NUM
ap-5489	120	2	eigenvalues	eigenvalue	VERB
ap-5489	120	3	evaluation	evaluation	NOUN
ap-5489	120	4	of	of	ADP
ap-5489	120	5	generally	generally	ADV
ap-5489	120	6	damped	damped	ADJ
ap-5489	120	7	elastic	elastic	ADJ
ap-5489	120	8	disc	disc	NOUN
ap-5489	120	9	brake	brake	NOUN
ap-5489	120	10	model	model	NOUN
ap-5489	120	11	.	.	PUNCT
ap-5489	120	12	.	.	PUNCT
ap-5489	120	13	.	.	PUNCT
ap-5489	121	1	can	can	AUX
ap-5489	121	2	be	be	AUX
ap-5489	121	3	concluded	conclude	VERB
ap-5489	121	4	from	from	ADP
ap-5489	121	5	the	the	DET
ap-5489	121	6	poly	poly	ADJ
ap-5489	121	7	-	-	PUNCT
ap-5489	121	8	harmonic	harmonic	ADJ
ap-5489	121	9	response	response	NOUN
ap-5489	121	10	of	of	ADP
ap-5489	121	11	the	the	DET
ap-5489	121	12	signal	signal	NOUN
ap-5489	121	13	in	in	ADP
ap-5489	121	14	figure	figure	NOUN
ap-5489	121	15	7	7	NUM
ap-5489	121	16	consisting	consist	VERB
ap-5489	121	17	of	of	ADP
ap-5489	121	18	the	the	DET
ap-5489	121	19	fundamental	fundamental	ADJ
ap-5489	121	20	frequency	frequency	NOUN
ap-5489	121	21	of	of	ADP
ap-5489	121	22	5700	5700	NUM
ap-5489	121	23	hz	hz	VERB
ap-5489	121	24	and	and	CCONJ
ap-5489	121	25	its	its	PRON
ap-5489	121	26	higher	high	ADJ
ap-5489	121	27	harmonics	harmonic	NOUN
ap-5489	121	28	.	.	PUNCT
ap-5489	122	1	a	a	DET
ap-5489	122	2	detailed	detailed	ADJ
ap-5489	122	3	observation	observation	NOUN
ap-5489	122	4	of	of	ADP
ap-5489	122	5	the	the	DET
ap-5489	122	6	signal	signal	NOUN
ap-5489	122	7	spectrum	spectrum	NOUN
ap-5489	122	8	around	around	ADP
ap-5489	122	9	5700	5700	NUM
ap-5489	122	10	hz	hz	VERB
ap-5489	122	11	shows	show	VERB
ap-5489	122	12	more	more	ADJ
ap-5489	122	13	harmonics	harmonic	NOUN
ap-5489	122	14	with	with	ADP
ap-5489	122	15	relatively	relatively	ADV
ap-5489	122	16	close	close	ADJ
ap-5489	122	17	frequencies	frequency	NOUN
ap-5489	122	18	contained	contain	VERB
ap-5489	122	19	in	in	ADP
ap-5489	122	20	the	the	DET
ap-5489	122	21	signal	signal	NOUN
ap-5489	122	22	.	.	PUNCT
ap-5489	123	1	this	this	PRON
ap-5489	123	2	can	can	AUX
ap-5489	123	3	be	be	AUX
ap-5489	123	4	due	due	ADJ
ap-5489	123	5	to	to	ADP
ap-5489	123	6	the	the	DET
ap-5489	123	7	upper	upper	ADJ
ap-5489	123	8	mentioned	mention	VERB
ap-5489	123	9	bifurcation	bifurcation	NOUN
ap-5489	123	10	effects	effect	NOUN
ap-5489	123	11	.	.	PUNCT
ap-5489	124	1	coexistence	coexistence	NOUN
ap-5489	124	2	of	of	ADP
ap-5489	124	3	more	more	ADJ
ap-5489	124	4	than	than	ADP
ap-5489	124	5	one	one	NUM
ap-5489	124	6	eigenmode	eigenmode	NOUN
ap-5489	124	7	in	in	ADP
ap-5489	124	8	the	the	DET
ap-5489	124	9	unstable	unstable	ADJ
ap-5489	124	10	state	state	NOUN
ap-5489	124	11	points	point	VERB
ap-5489	124	12	out	out	ADP
ap-5489	124	13	the	the	DET
ap-5489	124	14	effect	effect	NOUN
ap-5489	124	15	of	of	ADP
ap-5489	124	16	non	non	ADJ
ap-5489	124	17	-	-	ADJ
ap-5489	124	18	proportional	proportional	ADJ
ap-5489	124	19	damping	damping	NOUN
ap-5489	124	20	in	in	ADP
ap-5489	124	21	the	the	DET
ap-5489	124	22	system	system	NOUN
ap-5489	124	23	,	,	PUNCT
ap-5489	124	24	which	which	PRON
ap-5489	124	25	has	have	AUX
ap-5489	124	26	been	be	AUX
ap-5489	124	27	described	describe	VERB
ap-5489	124	28	in	in	ADP
ap-5489	124	29	the	the	DET
ap-5489	124	30	previous	previous	ADJ
ap-5489	124	31	chapter	chapter	NOUN
ap-5489	124	32	.	.	PUNCT
ap-5489	125	1	7	7	X
ap-5489	125	2	.	.	X
ap-5489	125	3	conclusions	conclusion	NOUN
ap-5489	125	4	the	the	DET
ap-5489	125	5	destabilization	destabilization	NOUN
ap-5489	125	6	paradox	paradox	NOUN
ap-5489	125	7	due	due	ADP
ap-5489	125	8	to	to	ADP
ap-5489	125	9	the	the	DET
ap-5489	125	10	nonconservative	nonconservative	ADJ
ap-5489	125	11	friction	friction	NOUN
ap-5489	125	12	force	force	NOUN
ap-5489	125	13	in	in	ADP
ap-5489	125	14	the	the	DET
ap-5489	125	15	system	system	NOUN
ap-5489	125	16	with	with	ADP
ap-5489	125	17	nonproportional	nonproportional	ADJ
ap-5489	125	18	damping	damping	NOUN
ap-5489	125	19	can	can	AUX
ap-5489	125	20	play	play	VERB
ap-5489	125	21	a	a	DET
ap-5489	125	22	significant	significant	ADJ
ap-5489	125	23	role	role	NOUN
ap-5489	125	24	,	,	PUNCT
ap-5489	125	25	since	since	SCONJ
ap-5489	125	26	the	the	DET
ap-5489	125	27	evolution	evolution	NOUN
ap-5489	125	28	of	of	ADP
ap-5489	125	29	system	system	NOUN
ap-5489	125	30	eigenvalues	eigenvalue	VERB
ap-5489	125	31	is	be	AUX
ap-5489	125	32	different	different	ADJ
ap-5489	125	33	when	when	SCONJ
ap-5489	125	34	compared	compare	VERB
ap-5489	125	35	to	to	ADP
ap-5489	125	36	the	the	DET
ap-5489	125	37	proportionally	proportionally	ADV
ap-5489	125	38	damped	damped	ADJ
ap-5489	125	39	or	or	CCONJ
ap-5489	125	40	undamped	undampe	VERB
ap-5489	125	41	systems	system	NOUN
ap-5489	125	42	.	.	PUNCT
ap-5489	126	1	the	the	DET
ap-5489	126	2	stability	stability	NOUN
ap-5489	126	3	threshold	threshold	NOUN
ap-5489	126	4	value	value	NOUN
ap-5489	126	5	of	of	ADP
ap-5489	126	6	the	the	DET
ap-5489	126	7	friction	friction	NOUN
ap-5489	126	8	decreases	decrease	VERB
ap-5489	126	9	with	with	ADP
ap-5489	126	10	the	the	DET
ap-5489	126	11	non	non	ADJ
ap-5489	126	12	-	-	ADJ
ap-5489	126	13	proportional	proportional	ADJ
ap-5489	126	14	damping	damping	NOUN
ap-5489	126	15	.	.	PUNCT
ap-5489	127	1	damped	damped	NOUN
ap-5489	127	2	eigenfrequencies	eigenfrequencie	NOUN
ap-5489	127	3	do	do	AUX
ap-5489	127	4	n’t	not	PART
ap-5489	127	5	couple	couple	VERB
ap-5489	127	6	,	,	PUNCT
ap-5489	127	7	more	more	ADV
ap-5489	127	8	precisely	precisely	ADV
ap-5489	127	9	,	,	PUNCT
ap-5489	127	10	do	do	AUX
ap-5489	127	11	not	not	PART
ap-5489	127	12	cross	cross	VERB
ap-5489	127	13	each	each	DET
ap-5489	127	14	other	other	ADJ
ap-5489	127	15	in	in	ADP
ap-5489	127	16	the	the	DET
ap-5489	127	17	bifurcation	bifurcation	NOUN
ap-5489	127	18	point	point	NOUN
ap-5489	127	19	in	in	ADP
ap-5489	127	20	comparison	comparison	NOUN
ap-5489	127	21	to	to	ADP
ap-5489	127	22	the	the	DET
ap-5489	127	23	undamped	undampe	VERB
ap-5489	127	24	system	system	NOUN
ap-5489	127	25	and	and	CCONJ
ap-5489	127	26	proportionally	proportionally	ADV
ap-5489	127	27	damped	damp	VERB
ap-5489	127	28	systems	system	NOUN
ap-5489	127	29	.	.	PUNCT
ap-5489	128	1	this	this	DET
ap-5489	128	2	behaviour	behaviour	NOUN
ap-5489	128	3	is	be	AUX
ap-5489	128	4	known	know	VERB
ap-5489	128	5	,	,	PUNCT
ap-5489	128	6	in	in	ADP
ap-5489	128	7	various	various	ADJ
ap-5489	128	8	physical	physical	ADJ
ap-5489	128	9	problems	problem	NOUN
ap-5489	128	10	,	,	PUNCT
ap-5489	128	11	as	as	SCONJ
ap-5489	128	12	the	the	DET
ap-5489	128	13	destabilization	destabilization	NOUN
ap-5489	128	14	paradox	paradox	NOUN
ap-5489	128	15	or	or	CCONJ
ap-5489	128	16	the	the	DET
ap-5489	128	17	dissipation	dissipation	NOUN
ap-5489	128	18	induced	induce	VERB
ap-5489	128	19	destabilization	destabilization	NOUN
ap-5489	128	20	.	.	PUNCT
ap-5489	129	1	even	even	ADV
ap-5489	129	2	the	the	DET
ap-5489	129	3	described	describe	VERB
ap-5489	129	4	model	model	NOUN
ap-5489	129	5	represents	represent	VERB
ap-5489	129	6	only	only	ADV
ap-5489	129	7	the	the	DET
ap-5489	129	8	mode	mode	NOUN
ap-5489	129	9	coupling	coupling	NOUN
ap-5489	129	10	mechanism	mechanism	NOUN
ap-5489	129	11	of	of	ADP
ap-5489	129	12	the	the	DET
ap-5489	129	13	linear	linear	ADJ
ap-5489	129	14	system	system	NOUN
ap-5489	129	15	where	where	SCONJ
ap-5489	129	16	an	an	DET
ap-5489	129	17	unstable	unstable	ADJ
ap-5489	129	18	mode	mode	NOUN
ap-5489	129	19	can	can	AUX
ap-5489	129	20	not	not	PART
ap-5489	129	21	coexists	coexist	VERB
ap-5489	129	22	with	with	ADP
ap-5489	129	23	a	a	DET
ap-5489	129	24	stable	stable	ADJ
ap-5489	129	25	one	one	NOUN
ap-5489	129	26	in	in	ADP
ap-5489	129	27	the	the	DET
ap-5489	129	28	steady	steady	ADJ
ap-5489	129	29	solution	solution	NOUN
ap-5489	129	30	,	,	PUNCT
ap-5489	129	31	the	the	DET
ap-5489	129	32	experimental	experimental	ADJ
ap-5489	129	33	observation	observation	NOUN
ap-5489	129	34	proved	prove	VERB
ap-5489	129	35	the	the	DET
ap-5489	129	36	coexistence	coexistence	NOUN
ap-5489	129	37	of	of	ADP
ap-5489	129	38	more	more	ADJ
ap-5489	129	39	than	than	ADP
ap-5489	129	40	one	one	NUM
ap-5489	129	41	mode	mode	NOUN
ap-5489	129	42	in	in	ADP
ap-5489	129	43	the	the	DET
ap-5489	129	44	response	response	NOUN
ap-5489	129	45	of	of	ADP
ap-5489	129	46	the	the	DET
ap-5489	129	47	unstable	unstable	ADJ
ap-5489	129	48	(	(	PUNCT
ap-5489	129	49	squealing	squeal	VERB
ap-5489	129	50	)	)	PUNCT
ap-5489	129	51	system	system	NOUN
ap-5489	129	52	.	.	PUNCT
ap-5489	130	1	this	this	DET
ap-5489	130	2	coexistence	coexistence	NOUN
ap-5489	130	3	of	of	ADP
ap-5489	130	4	double	double	ADJ
ap-5489	130	5	modes	mode	NOUN
ap-5489	130	6	points	point	VERB
ap-5489	130	7	out	out	ADP
ap-5489	130	8	on	on	ADP
ap-5489	130	9	the	the	DET
ap-5489	130	10	general	general	ADJ
ap-5489	130	11	(	(	PUNCT
ap-5489	130	12	non	non	ADJ
ap-5489	130	13	-	-	ADJ
ap-5489	130	14	proportional	proportional	ADJ
ap-5489	130	15	)	)	PUNCT
ap-5489	130	16	damping	damp	VERB
ap-5489	130	17	or	or	CCONJ
ap-5489	130	18	a	a	DET
ap-5489	130	19	system	system	NOUN
ap-5489	130	20	non	non	NOUN
ap-5489	130	21	-	-	NOUN
ap-5489	130	22	linearity	linearity	ADJ
ap-5489	130	23	.	.	PUNCT
ap-5489	131	1	the	the	DET
ap-5489	131	2	cause	cause	NOUN
ap-5489	131	3	of	of	ADP
ap-5489	131	4	double	double	ADJ
ap-5489	131	5	modes	mode	NOUN
ap-5489	131	6	in	in	ADP
ap-5489	131	7	experimental	experimental	ADJ
ap-5489	131	8	analyses	analysis	NOUN
ap-5489	131	9	should	should	AUX
ap-5489	131	10	be	be	AUX
ap-5489	131	11	closely	closely	ADV
ap-5489	131	12	examined	examine	VERB
ap-5489	131	13	by	by	ADP
ap-5489	131	14	the	the	DET
ap-5489	131	15	measurement	measurement	NOUN
ap-5489	131	16	of	of	ADP
ap-5489	131	17	damping	damp	VERB
ap-5489	131	18	properties	property	NOUN
ap-5489	131	19	of	of	ADP
ap-5489	131	20	the	the	DET
ap-5489	131	21	system	system	NOUN
ap-5489	131	22	to	to	PART
ap-5489	131	23	determine	determine	VERB
ap-5489	131	24	how	how	SCONJ
ap-5489	131	25	significantly	significantly	ADV
ap-5489	131	26	non	non	ADJ
ap-5489	131	27	-	-	ADJ
ap-5489	131	28	proportional	proportional	ADJ
ap-5489	131	29	the	the	DET
ap-5489	131	30	damping	damp	VERB
ap-5489	131	31	is	be	AUX
ap-5489	131	32	and	and	CCONJ
ap-5489	131	33	how	how	SCONJ
ap-5489	131	34	this	this	DET
ap-5489	131	35	non	non	ADJ
ap-5489	131	36	-	-	ADJ
ap-5489	131	37	proportionality	proportionality	NOUN
ap-5489	131	38	can	can	AUX
ap-5489	131	39	reduce	reduce	VERB
ap-5489	131	40	the	the	DET
ap-5489	131	41	stability	stability	NOUN
ap-5489	131	42	threshold	threshold	NOUN
ap-5489	131	43	value	value	NOUN
ap-5489	131	44	.	.	PUNCT
ap-5489	132	1	the	the	DET
ap-5489	132	2	non	non	ADJ
ap-5489	132	3	-	-	ADJ
ap-5489	132	4	proportional	proportional	ADJ
ap-5489	132	5	damping	damping	NOUN
ap-5489	132	6	is	be	AUX
ap-5489	132	7	expected	expect	VERB
ap-5489	132	8	due	due	ADP
ap-5489	132	9	to	to	ADP
ap-5489	132	10	significantly	significantly	ADV
ap-5489	132	11	different	different	ADJ
ap-5489	132	12	material	material	NOUN
ap-5489	132	13	properties	property	NOUN
ap-5489	132	14	of	of	ADP
ap-5489	132	15	the	the	DET
ap-5489	132	16	friction	friction	NOUN
ap-5489	132	17	material	material	NOUN
ap-5489	132	18	and	and	CCONJ
ap-5489	132	19	the	the	DET
ap-5489	132	20	rest	rest	NOUN
ap-5489	132	21	of	of	ADP
ap-5489	132	22	the	the	DET
ap-5489	132	23	system	system	NOUN
ap-5489	132	24	[	[	X
ap-5489	132	25	12	12	NUM
ap-5489	132	26	]	]	PUNCT
ap-5489	132	27	.	.	PUNCT
ap-5489	133	1	this	this	DET
ap-5489	133	2	discussion	discussion	NOUN
ap-5489	133	3	leads	lead	VERB
ap-5489	133	4	to	to	ADP
ap-5489	133	5	the	the	DET
ap-5489	133	6	question	question	NOUN
ap-5489	133	7	how	how	SCONJ
ap-5489	133	8	much	much	ADJ
ap-5489	133	9	important	important	ADJ
ap-5489	133	10	role	role	NOUN
ap-5489	133	11	a	a	DET
ap-5489	133	12	general	general	ADJ
ap-5489	133	13	damping	damp	VERB
ap-5489	133	14	plays	play	NOUN
ap-5489	133	15	in	in	ADP
ap-5489	133	16	a	a	DET
ap-5489	133	17	brake	brake	NOUN
ap-5489	133	18	squeal	squeal	NOUN
ap-5489	133	19	.	.	PUNCT
ap-5489	134	1	the	the	DET
ap-5489	134	2	significance	significance	NOUN
ap-5489	134	3	of	of	ADP
ap-5489	134	4	these	these	DET
ap-5489	134	5	effects	effect	NOUN
ap-5489	134	6	in	in	ADP
ap-5489	134	7	brake	brake	NOUN
ap-5489	134	8	systems	system	NOUN
ap-5489	134	9	will	will	AUX
ap-5489	134	10	be	be	AUX
ap-5489	134	11	further	far	ADV
ap-5489	134	12	investigated	investigate	VERB
ap-5489	134	13	in	in	ADP
ap-5489	134	14	a	a	DET
ap-5489	134	15	next	next	ADJ
ap-5489	134	16	research	research	NOUN
ap-5489	134	17	.	.	PUNCT
ap-5489	135	1	acknowledgements	acknowledgement	VERB
ap-5489	135	2	the	the	DET
ap-5489	135	3	research	research	NOUN
ap-5489	135	4	in	in	ADP
ap-5489	135	5	this	this	DET
ap-5489	135	6	paper	paper	NOUN
ap-5489	135	7	was	be	AUX
ap-5489	135	8	supported	support	VERB
ap-5489	135	9	by	by	ADP
ap-5489	135	10	the	the	DET
ap-5489	135	11	grant	grant	PROPN
ap-5489	135	12	agency	agency	NOUN
ap-5489	135	13	vega	vega	PROPN
ap-5489	135	14	1/0227/19	1/0227/19	NUM
ap-5489	135	15	of	of	ADP
ap-5489	135	16	ministry	ministry	PROPN
ap-5489	135	17	of	of	ADP
ap-5489	135	18	education	education	PROPN
ap-5489	135	19	,	,	PUNCT
ap-5489	135	20	science	science	NOUN
ap-5489	135	21	and	and	CCONJ
ap-5489	135	22	sport	sport	NOUN
ap-5489	135	23	of	of	ADP
ap-5489	135	24	the	the	DET
ap-5489	135	25	slovak	slovak	ADJ
ap-5489	135	26	republic	republic	NOUN
ap-5489	135	27	and	and	CCONJ
ap-5489	135	28	the	the	DET
ap-5489	135	29	author	author	NOUN
ap-5489	135	30	also	also	ADV
ap-5489	135	31	appreciates	appreciate	VERB
ap-5489	135	32	the	the	DET
ap-5489	135	33	financial	financial	ADJ
ap-5489	135	34	support	support	NOUN
ap-5489	135	35	provided	provide	VERB
ap-5489	135	36	by	by	ADP
ap-5489	135	37	slovak	slovak	ADJ
ap-5489	135	38	research	research	NOUN
ap-5489	135	39	and	and	CCONJ
ap-5489	135	40	development	development	NOUN
ap-5489	135	41	agency	agency	NOUN
ap-5489	135	42	for	for	ADP
ap-5489	135	43	the	the	DET
ap-5489	135	44	project	project	NOUN
ap-5489	135	45	apvv-0857	apvv-0857	ADJ
ap-5489	135	46	-	-	NUM
ap-5489	135	47	12	12	NUM
ap-5489	135	48	.	.	PUNCT
ap-5489	136	1	references	reference	NOUN
ap-5489	136	2	[	[	X
ap-5489	136	3	1	1	NUM
ap-5489	136	4	]	]	PUNCT
ap-5489	136	5	r.	r.	PROPN
ap-5489	136	6	a.	a.	PROPN
ap-5489	136	7	abu	abu	PROPN
ap-5489	136	8	-	-	PUNCT
ap-5489	136	9	bakar	bakar	PROPN
ap-5489	136	10	,	,	PUNCT
ap-5489	136	11	h.	h.	PROPN
ap-5489	136	12	ouyang	ouyang	PROPN
ap-5489	136	13	.	.	PUNCT
ap-5489	137	1	recent	recent	ADJ
ap-5489	137	2	studies	study	NOUN
ap-5489	137	3	of	of	ADP
ap-5489	137	4	car	car	NOUN
ap-5489	137	5	disc	disc	NOUN
ap-5489	137	6	brake	brake	NOUN
ap-5489	137	7	squeal	squeal	NOUN
ap-5489	137	8	.	.	PUNCT
ap-5489	138	1	in	in	ADP
ap-5489	138	2	new	new	ADJ
ap-5489	138	3	research	research	NOUN
ap-5489	138	4	on	on	ADP
ap-5489	138	5	acoustics	acoustic	NOUN
ap-5489	138	6	,	,	PUNCT
ap-5489	138	7	chap	chap	NOUN
ap-5489	138	8	.	.	PUNCT
ap-5489	139	1	4	4	NUM
ap-5489	139	2	.	.	NUM
ap-5489	139	3	2008	2008	NUM
ap-5489	139	4	nova	nova	PROPN
ap-5489	139	5	science	science	NOUN
ap-5489	139	6	publishers	publisher	NOUN
ap-5489	139	7	,	,	PUNCT
ap-5489	139	8	inc	inc	PROPN
ap-5489	139	9	.	.	PROPN
ap-5489	139	10	,	,	PUNCT
ap-5489	139	11	2008	2008	NUM
ap-5489	139	12	.	.	PUNCT
ap-5489	140	1	[	[	X
ap-5489	140	2	2	2	X
ap-5489	140	3	]	]	PUNCT
ap-5489	140	4	h.	h.	PROPN
ap-5489	140	5	ziegler	ziegler	PROPN
ap-5489	140	6	.	.	PUNCT
ap-5489	141	1	die	die	VERB
ap-5489	141	2	stabilitätskriterien	stabilitätskriterien	PROPN
ap-5489	141	3	der	der	ADJ
ap-5489	141	4	elastomechanik	elastomechanik	X
ap-5489	141	5	.	.	PUNCT
ap-5489	142	1	ing	ing	ADJ
ap-5489	142	2	-	-	PUNCT
ap-5489	142	3	arch	arch	NOUN
ap-5489	142	4	springer	springer	NOUN
ap-5489	142	5	verlag	verlag	PROPN
ap-5489	142	6	20:49–56	20:49–56	NUM
ap-5489	142	7	,	,	PUNCT
ap-5489	142	8	1952	1952	NUM
ap-5489	142	9	.	.	PUNCT
ap-5489	143	1	[	[	X
ap-5489	143	2	3	3	NUM
ap-5489	143	3	]	]	X
ap-5489	143	4	n.	n.	PROPN
ap-5489	143	5	hoffman	hoffman	PROPN
ap-5489	143	6	,	,	PUNCT
ap-5489	143	7	l.	l.	PROPN
ap-5489	143	8	gaul	gaul	PROPN
ap-5489	143	9	.	.	PUNCT
ap-5489	143	10	effects	effect	NOUN
ap-5489	143	11	of	of	ADP
ap-5489	143	12	damping	damp	VERB
ap-5489	143	13	on	on	ADP
ap-5489	143	14	mode	mode	NOUN
ap-5489	143	15	-	-	PUNCT
ap-5489	143	16	coupling	couple	VERB
ap-5489	143	17	instability	instability	NOUN
ap-5489	143	18	in	in	ADP
ap-5489	143	19	friction	friction	NOUN
ap-5489	143	20	induced	induce	VERB
ap-5489	143	21	oscillations	oscillation	NOUN
ap-5489	143	22	.	.	PUNCT
ap-5489	144	1	zamm	zamm	PROPN
ap-5489	144	2	journal	journal	PROPN
ap-5489	144	3	of	of	ADP
ap-5489	144	4	applied	apply	VERB
ap-5489	144	5	mathematics	mathematic	NOUN
ap-5489	144	6	and	and	CCONJ
ap-5489	144	7	mechanics	mechanic	NOUN
ap-5489	144	8	83(8):524–534	83(8):524–534	NOUN
ap-5489	144	9	,	,	PUNCT
ap-5489	144	10	2003	2003	NUM
ap-5489	144	11	.	.	PUNCT
ap-5489	145	1	doi:10.1002	doi:10.1002	NOUN
ap-5489	145	2	/	/	SYM
ap-5489	145	3	zamm.200310022	zamm.200310022	PROPN
ap-5489	145	4	.	.	PUNCT
ap-5489	146	1	[	[	X
ap-5489	146	2	4	4	NUM
ap-5489	146	3	]	]	X
ap-5489	146	4	n.	n.	PROPN
ap-5489	146	5	hoffman	hoffman	PROPN
ap-5489	146	6	,	,	PUNCT
ap-5489	146	7	l.	l.	PROPN
ap-5489	146	8	fischer	fischer	PROPN
ap-5489	146	9	,	,	PUNCT
ap-5489	146	10	et	et	PROPN
ap-5489	146	11	al	al	PROPN
ap-5489	146	12	.	.	PUNCT
ap-5489	147	1	a	a	DET
ap-5489	147	2	minimal	minimal	ADJ
ap-5489	147	3	model	model	NOUN
ap-5489	147	4	for	for	ADP
ap-5489	147	5	studying	study	VERB
ap-5489	147	6	properties	property	NOUN
ap-5489	147	7	of	of	ADP
ap-5489	147	8	the	the	DET
ap-5489	147	9	mode	mode	NOUN
ap-5489	147	10	-	-	PUNCT
ap-5489	147	11	coupling	couple	VERB
ap-5489	147	12	type	type	NOUN
ap-5489	147	13	instability	instability	NOUN
ap-5489	147	14	in	in	ADP
ap-5489	147	15	friction	friction	NOUN
ap-5489	147	16	induced	induce	VERB
ap-5489	147	17	oscillations	oscillation	NOUN
ap-5489	147	18	.	.	PUNCT
ap-5489	148	1	mechanics	mechanic	NOUN
ap-5489	148	2	research	research	NOUN
ap-5489	148	3	communications	communication	NOUN
ap-5489	148	4	29(4):197–205	29(4):197–205	NOUN
ap-5489	148	5	,	,	PUNCT
ap-5489	148	6	2002	2002	NUM
ap-5489	148	7	.	.	PUNCT
ap-5489	149	1	doi:10.1016	doi:10.1016	PROPN
ap-5489	149	2	/	/	SYM
ap-5489	149	3	s0093	s0093	PROPN
ap-5489	149	4	-	-	PUNCT
ap-5489	149	5	6413(02)00254	6413(02)00254	NUM
ap-5489	149	6	-	-	PUNCT
ap-5489	149	7	9	9	NUM
ap-5489	149	8	.	.	PUNCT
ap-5489	150	1	[	[	X
ap-5489	150	2	5	5	X
ap-5489	150	3	]	]	X
ap-5489	150	4	u.	u.	PROPN
ap-5489	150	5	wagner	wagner	PROPN
ap-5489	150	6	,	,	PUNCT
ap-5489	150	7	d.	d.	PROPN
ap-5489	150	8	hochlenert	hochlenert	PROPN
ap-5489	150	9	,	,	PUNCT
ap-5489	150	10	p.	p.	PROPN
ap-5489	150	11	hagedorn	hagedorn	PROPN
ap-5489	150	12	.	.	PUNCT
ap-5489	151	1	minimal	minimal	ADJ
ap-5489	151	2	models	model	NOUN
ap-5489	151	3	for	for	ADP
ap-5489	151	4	disk	disk	NOUN
ap-5489	151	5	brake	brake	NOUN
ap-5489	151	6	squeal	squeal	NOUN
ap-5489	151	7	.	.	PUNCT
ap-5489	152	1	journal	journal	NOUN
ap-5489	152	2	of	of	ADP
ap-5489	152	3	sound	sound	NOUN
ap-5489	152	4	and	and	CCONJ
ap-5489	152	5	vibration	vibration	NOUN
ap-5489	152	6	302(3):527–539	302(3):527–539	NUM
ap-5489	152	7	,	,	PUNCT
ap-5489	152	8	2007	2007	NUM
ap-5489	152	9	.	.	PUNCT
ap-5489	153	1	doi:10.1016	doi:10.1016	PROPN
ap-5489	153	2	/	/	SYM
ap-5489	153	3	j.jsv.2006.11.023	j.jsv.2006.11.023	PROPN
ap-5489	153	4	.	.	PUNCT
ap-5489	154	1	[	[	X
ap-5489	154	2	6	6	NUM
ap-5489	154	3	]	]	X
ap-5489	154	4	u.	u.	PROPN
ap-5489	154	5	wagner	wagner	PROPN
ap-5489	154	6	,	,	PUNCT
ap-5489	154	7	t.	t.	PROPN
ap-5489	154	8	jearsiripongkul	jearsiripongkul	PROPN
ap-5489	154	9	,	,	PUNCT
ap-5489	154	10	et	et	PROPN
ap-5489	154	11	al	al	PROPN
ap-5489	154	12	.	.	PUNCT
ap-5489	154	13	brake	brake	NOUN
ap-5489	154	14	squeal	squeal	NOUN
ap-5489	154	15	:	:	PUNCT
ap-5489	154	16	modelling	modelling	NOUN
ap-5489	154	17	and	and	CCONJ
ap-5489	154	18	experiments	experiment	NOUN
ap-5489	154	19	.	.	PUNCT
ap-5489	155	1	vdi	vdi	NOUN
ap-5489	155	2	-	-	PUNCT
ap-5489	155	3	bericht	bericht	PROPN
ap-5489	155	4	1749:96–105	1749:96–105	PROPN
ap-5489	155	5	,	,	PUNCT
ap-5489	155	6	2003	2003	NUM
ap-5489	155	7	.	.	PUNCT
ap-5489	156	1	[	[	X
ap-5489	156	2	7	7	X
ap-5489	156	3	]	]	PUNCT
ap-5489	156	4	p.	p.	PROPN
ap-5489	156	5	liu	liu	PROPN
ap-5489	156	6	,	,	PUNCT
ap-5489	156	7	h.	h.	PROPN
ap-5489	156	8	zheng	zheng	PROPN
ap-5489	156	9	,	,	PUNCT
ap-5489	156	10	et	et	PROPN
ap-5489	156	11	al	al	PROPN
ap-5489	156	12	.	.	PUNCT
ap-5489	156	13	analysis	analysis	NOUN
ap-5489	156	14	of	of	ADP
ap-5489	156	15	disc	disc	NOUN
ap-5489	156	16	brake	brake	NOUN
ap-5489	156	17	squeal	squeal	NOUN
ap-5489	156	18	using	use	VERB
ap-5489	156	19	the	the	DET
ap-5489	156	20	complex	complex	ADJ
ap-5489	156	21	eigenvalue	eigenvalue	NOUN
ap-5489	156	22	method	method	NOUN
ap-5489	156	23	.	.	PUNCT
ap-5489	157	1	applied	apply	VERB
ap-5489	157	2	acoustics	acoustic	NOUN
ap-5489	157	3	68(6):603–615	68(6):603–615	PROPN
ap-5489	157	4	,	,	PUNCT
ap-5489	157	5	2007	2007	NUM
ap-5489	157	6	.	.	PUNCT
ap-5489	158	1	doi:10.1016	doi:10.1016	PROPN
ap-5489	158	2	/	/	SYM
ap-5489	158	3	j.apacoust.2006.03.012	j.apacoust.2006.03.012	PROPN
ap-5489	158	4	.	.	PUNCT
ap-5489	159	1	[	[	X
ap-5489	159	2	8	8	X
ap-5489	159	3	]	]	X
ap-5489	159	4	j.	j.	PROPN
ap-5489	159	5	úradníček	úradníček	PROPN
ap-5489	159	6	,	,	PUNCT
ap-5489	159	7	m.	m.	NOUN
ap-5489	159	8	musil	musil	NOUN
ap-5489	159	9	,	,	PUNCT
ap-5489	159	10	p.	p.	PROPN
ap-5489	159	11	kraus	kraus	PROPN
ap-5489	159	12	.	.	PUNCT
ap-5489	160	1	predicting	predict	VERB
ap-5489	160	2	the	the	DET
ap-5489	160	3	self	self	NOUN
ap-5489	160	4	-	-	PUNCT
ap-5489	160	5	excited	excite	VERB
ap-5489	160	6	vibrations	vibration	NOUN
ap-5489	160	7	in	in	ADP
ap-5489	160	8	automotive	automotive	ADJ
ap-5489	160	9	brake	brake	NOUN
ap-5489	160	10	systems	system	NOUN
ap-5489	160	11	.	.	PUNCT
ap-5489	161	1	noise	noise	NOUN
ap-5489	161	2	and	and	CCONJ
ap-5489	161	3	vibration	vibration	NOUN
ap-5489	161	4	in	in	ADP
ap-5489	161	5	practice	practice	NOUN
ap-5489	161	6	:	:	PUNCT
ap-5489	161	7	peer	peer	NOUN
ap-5489	161	8	-	-	PUNCT
ap-5489	161	9	reviewed	review	VERB
ap-5489	161	10	scientific	scientific	ADJ
ap-5489	161	11	proceedings	proceeding	NOUN
ap-5489	161	12	23(1):101–106	23(1):101–106	NUM
ap-5489	161	13	,	,	PUNCT
ap-5489	161	14	2018	2018	NUM
ap-5489	161	15	.	.	PUNCT
ap-5489	162	1	[	[	X
ap-5489	162	2	9	9	NUM
ap-5489	162	3	]	]	X
ap-5489	162	4	o.	o.	PROPN
ap-5489	162	5	n.	n.	PROPN
ap-5489	162	6	kirillov	kirillov	PROPN
ap-5489	162	7	.	.	PUNCT
ap-5489	163	1	nonconservative	nonconservative	ADJ
ap-5489	163	2	stability	stability	NOUN
ap-5489	163	3	problems	problem	NOUN
ap-5489	163	4	of	of	ADP
ap-5489	163	5	modern	modern	ADJ
ap-5489	163	6	physics	physic	NOUN
ap-5489	163	7	.	.	PUNCT
ap-5489	164	1	first	first	ADJ
ap-5489	164	2	printing	print	VERB
ap-5489	164	3	.	.	PUNCT
ap-5489	165	1	de	de	X
ap-5489	165	2	gruyter	gruyter	NOUN
ap-5489	165	3	,	,	PUNCT
ap-5489	165	4	berlin	berlin	PROPN
ap-5489	165	5	,	,	PUNCT
ap-5489	165	6	2013	2013	NUM
ap-5489	165	7	.	.	PUNCT
ap-5489	166	1	doi:10.1515/9783110270433	doi:10.1515/9783110270433	X
ap-5489	166	2	.	.	PUNCT
ap-5489	167	1	[	[	X
ap-5489	167	2	10	10	NUM
ap-5489	167	3	]	]	X
ap-5489	167	4	j.	j.	PROPN
ap-5489	167	5	úradníček	úradníček	PROPN
ap-5489	167	6	,	,	PUNCT
ap-5489	167	7	m.	m.	NOUN
ap-5489	167	8	musil	musil	NOUN
ap-5489	167	9	,	,	PUNCT
ap-5489	167	10	p.	p.	PROPN
ap-5489	167	11	kraus	kraus	PROPN
ap-5489	167	12	.	.	PUNCT
ap-5489	168	1	investigation	investigation	NOUN
ap-5489	168	2	of	of	ADP
ap-5489	168	3	frictional	frictional	ADJ
ap-5489	168	4	stick	stick	NOUN
ap-5489	168	5	-	-	PUNCT
ap-5489	168	6	slick	slick	ADJ
ap-5489	168	7	effect	effect	NOUN
ap-5489	168	8	in	in	ADP
ap-5489	168	9	disk	disk	NOUN
ap-5489	168	10	brake	brake	NOUN
ap-5489	168	11	nvh	nvh	PROPN
ap-5489	168	12	.	.	PUNCT
ap-5489	169	1	journal	journal	PROPN
ap-5489	169	2	of	of	ADP
ap-5489	169	3	mechanical	mechanical	ADJ
ap-5489	169	4	engineering	engineering	PROPN
ap-5489	169	5	67(1):93–100	67(1):93–100	PROPN
ap-5489	169	6	,	,	PUNCT
ap-5489	169	7	2017	2017	NUM
ap-5489	169	8	.	.	PUNCT
ap-5489	170	1	doi:10.1515	doi:10.1515	NOUN
ap-5489	170	2	/	/	SYM
ap-5489	170	3	scjme-2017	scjme-2017	NOUN
ap-5489	170	4	-	-	PUNCT
ap-5489	170	5	0010	0010	NUM
ap-5489	170	6	.	.	PUNCT
ap-5489	171	1	[	[	X
ap-5489	171	2	11	11	NUM
ap-5489	171	3	]	]	X
ap-5489	171	4	j.	j.	PROPN
ap-5489	171	5	brunetti	brunetti	PROPN
ap-5489	171	6	,	,	PUNCT
ap-5489	171	7	f.	f.	PROPN
ap-5489	171	8	massi	massi	PROPN
ap-5489	171	9	,	,	PUNCT
ap-5489	171	10	w.	w.	PROPN
ap-5489	171	11	d‘ambrogio	d‘ambrogio	PROPN
ap-5489	171	12	,	,	PUNCT
ap-5489	171	13	et	et	PROPN
ap-5489	171	14	al	al	PROPN
ap-5489	171	15	.	.	PUNCT
ap-5489	172	1	a	a	DET
ap-5489	172	2	new	new	ADJ
ap-5489	172	3	instability	instability	NOUN
ap-5489	172	4	index	index	NOUN
ap-5489	172	5	for	for	ADP
ap-5489	172	6	unstable	unstable	ADJ
ap-5489	172	7	mode	mode	NOUN
ap-5489	172	8	selection	selection	NOUN
ap-5489	172	9	in	in	ADP
ap-5489	172	10	squeal	squeal	NOUN
ap-5489	172	11	prediction	prediction	NOUN
ap-5489	172	12	by	by	ADP
ap-5489	172	13	complex	complex	ADJ
ap-5489	172	14	eigenvalue	eigenvalue	ADJ
ap-5489	172	15	analysis	analysis	NOUN
ap-5489	172	16	.	.	PUNCT
ap-5489	173	1	journal	journal	NOUN
ap-5489	173	2	of	of	ADP
ap-5489	173	3	sound	sound	NOUN
ap-5489	173	4	and	and	CCONJ
ap-5489	173	5	vibration	vibration	NOUN
ap-5489	173	6	377(1):106–122	377(1):106–122	NUM
ap-5489	173	7	,	,	PUNCT
ap-5489	173	8	2016	2016	NUM
ap-5489	173	9	.	.	PUNCT
ap-5489	174	1	doi:10.1016	doi:10.1016	PROPN
ap-5489	174	2	/	/	SYM
ap-5489	174	3	j.jsv.2016.05.002	j.jsv.2016.05.002	NOUN
ap-5489	174	4	.	.	PUNCT
ap-5489	175	1	[	[	X
ap-5489	175	2	12	12	NUM
ap-5489	175	3	]	]	PUNCT
ap-5489	175	4	p.	p.	NOUN
ap-5489	175	5	peciar	peciar	NOUN
ap-5489	175	6	,	,	PUNCT
ap-5489	175	7	o.	o.	PROPN
ap-5489	175	8	macho	macho	PROPN
ap-5489	175	9	,	,	PUNCT
ap-5489	175	10	e.	e.	PROPN
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ap-5489	175	12	,	,	PUNCT
ap-5489	175	13	et	et	PROPN
ap-5489	175	14	al	al	PROPN
ap-5489	175	15	.	.	PUNCT
ap-5489	175	16	modification	modification	NOUN
ap-5489	175	17	of	of	ADP
ap-5489	175	18	powder	powder	NOUN
ap-5489	175	19	material	material	NOUN
ap-5489	175	20	by	by	ADP
ap-5489	175	21	compaction	compaction	NOUN
ap-5489	175	22	processing	processing	NOUN
ap-5489	175	23	.	.	PUNCT
ap-5489	176	1	acta	acta	PROPN
ap-5489	176	2	polytechnica	polytechnica	PROPN
ap-5489	176	3	57	57	NUM
ap-5489	176	4	(	(	PUNCT
ap-5489	176	5	2):116–124	2):116–124	NUM
ap-5489	176	6	,	,	PUNCT
ap-5489	176	7	2017	2017	NUM
ap-5489	176	8	.	.	PUNCT
ap-5489	177	1	issn	issn	PROPN
ap-5489	177	2	1805	1805	NUM
ap-5489	177	3	-	-	SYM
ap-5489	177	4	2363	2363	NUM
ap-5489	177	5	,	,	PUNCT
ap-5489	177	6	doi:10.14311	doi:10.14311	NOUN
ap-5489	177	7	/	/	SYM
ap-5489	177	8	ap.2017.57.0116	ap.2017.57.0116	PROPN
ap-5489	177	9	.	.	PUNCT
ap-5489	178	1	87	87	NUM
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ap-5489	178	3	http://dx.doi.org/10.1016/s0093-6413(02)00254-9	http://dx.doi.org/10.1016/s0093-6413(02)00254-9	ADJ
ap-5489	178	4	http://dx.doi.org/10.1016/j.jsv.2006.11.023	http://dx.doi.org/10.1016/j.jsv.2006.11.023	PROPN
ap-5489	178	5	http://dx.doi.org/10.1016/j.apacoust.2006.03.012	http://dx.doi.org/10.1016/j.apacoust.2006.03.012	PROPN
ap-5489	178	6	http://dx.doi.org/10.1515/9783110270433	http://dx.doi.org/10.1515/9783110270433	NOUN
ap-5489	178	7	http://dx.doi.org/10.1515/scjme-2017-0010	http://dx.doi.org/10.1515/scjme-2017-0010	NOUN
ap-5489	178	8	http://dx.doi.org/10.1016/j.jsv.2016.05.002	http://dx.doi.org/10.1016/j.jsv.2016.05.002	PROPN
ap-5489	178	9	http://dx.doi.org/10.14311/ap.2017.57.0116	http://dx.doi.org/10.14311/ap.2017.57.0116	ADV
ap-5489	178	10	acta	acta	PROPN
ap-5489	178	11	polytechnica	polytechnica	PROPN
ap-5489	178	12	60(1):81–87	60(1):81–87	NUM
ap-5489	178	13	,	,	PUNCT
ap-5489	178	14	2020	2020	NUM
ap-5489	178	15	1	1	NUM
ap-5489	178	16	introduction	introduction	NOUN
ap-5489	178	17	2	2	NUM
ap-5489	178	18	physical	physical	ADJ
ap-5489	178	19	problem	problem	NOUN
ap-5489	178	20	description	description	NOUN
ap-5489	178	21	3	3	NUM
ap-5489	178	22	mathematical	mathematical	ADJ
ap-5489	178	23	problem	problem	NOUN
ap-5489	178	24	description	description	NOUN
ap-5489	178	25	4	4	NUM
ap-5489	178	26	system	system	NOUN
ap-5489	178	27	eigenvalues	eigenvalue	VERB
ap-5489	178	28	evaluation	evaluation	NOUN
ap-5489	178	29	5	5	NUM
ap-5489	178	30	modal	modal	NOUN
ap-5489	178	31	decomposition	decomposition	NOUN
ap-5489	178	32	6	6	NUM
ap-5489	178	33	experimental	experimental	ADJ
ap-5489	178	34	results	result	NOUN
ap-5489	178	35	and	and	CCONJ
ap-5489	178	36	discussion	discussion	NOUN
ap-5489	178	37	7	7	NUM
ap-5489	178	38	conclusions	conclusion	NOUN
ap-5489	178	39	acknowledgements	acknowledgement	NOUN
ap-5489	178	40	references	reference	NOUN