映像酔いで見られた映像の動き ベクトルと生体機能との関係 新たな運動

.2?>
"2
"'$03
.2?>
"2
"
'$03
#-
!%1+.
541+),+&
U\KNSP^M@IV_A9/G`WHBX2007
6
T. Kiryu, Niigata University
March 9, 2007
57-!*]QT]LaG[`
*-
"&7-!*?3>
)#8<>%69-
,&7-!*
RaJZ^FAC]`D
(/69-
(/69-
57]QT]LaG[`
$9:9&#
'9EaX
YaG[`\AO
&7-!*
&7%8<=*&7
?1;569-
+:904
-
-!*9
b
*/(
U\KNSP^M@IV_A9/G`WHBX2007
T. Kiryu, Niigata University
March 9, 2007
1
U\KNSP^M@IV_A9/G`WHBX2007
T. Kiryu, Niigata University
March 9, 2007
$*:8
%C?VR4#*
Motivation for Exercise
Vestibular System
Visual SystemBrain
Somatic Sensors
Motor Command
Neuromuscular system
for Controlling Exercise
Muscles
Proprioception
Autonomic Nervous System
for Continuing Physical Activity
Energy Metabolism
for Continuing Exercise
short
long
time-scale
JQDFIHRE;CKS<4%ATMB=O2007
T. Kiryu, Niigata UniversityMarch 9, 2007
Introduction
Z[ Y 4
)&U(2,7986+3
Pros
Cons
4
Y@VOYTV21
4'
$*Y"21
L>APTW!X:5/7.
KQC3-0
N<GC3-0
Y
$*Yetc
JQDFIHRE;CKS<4%ATMB=O2007
T. Kiryu, Niigata UniversityMarch 9, 2007
2
JQDFIHRE;CKS<4%ATMB=O2007
T. Kiryu, Niigata UniversityMarch 9, 2007
04:9
%6%(&07
8:69?`V<^N
']<L;^A
_048
EGLW28
]<L;^A
D`R`
8XM\
%6)'
*$&%2/
property
)
property
G@[`P^A
8
572/69 "81GB`\
#
,#_-(_
! .
&
1
"#
2
5!$
,#72/69 *-,
+*-,
.
EO[>
+/
10msec
3
+
*$&%
YPJN
10sec
C^L^K
T]`W]`N
T;\I
TZJNSQ\M;GU]<81E^VF=W2007
T. Kiryu, Niigata UniversityMarch 9, 2007
Rating of Imagea8]<L;^Ab
3= ab
4
ab
, G@[`^D<H, b
3333333333a
572/69
,#72/69
.
+
EO[>
C^L^K
T;\I
T]`W]`N
TZJNSQ\M;GU]<81E^VF=W2007
T. Kiryu, Niigata UniversityMarch 9, 2007
3
TZJNSQ\M;GU]<81E^VF=W2007
T. Kiryu, Niigata UniversityMarch 9, 2007
%=@G"F
%6
%(&07
Rating of Personal Features
eDaIRHbLf
3aIRHbL
c=@D,
#,3
NPR\?$D#
4-
D]S`
%6)'
#
.
5021?;
&
1
"#
2
5!$
*-,
+*-,
+/
10msec
4
5021
^UQT
10sec
/D&>PMd`
2
X_QTWV`SHPYaID>Nb[OJ\2007
*-,8
T. Kiryu, Niigata UniversityMarch 9, 2007
%(&07
%
/
[sec]
A
AZKT`D
+$):D8(
e&>+$'f
time [ sec ]
?Eh
5021?;
D
5021 *
D!F6@
%-
AZKT`c9CB
-
.<
cCB
5021
g7
g
X_QTWV`SHPYaID>Nb[OJ\2007
T. Kiryu, Niigata UniversityMarch 9, 2007
4
X_QTWV`SHPYaID>Nb[OJ\2007
T. Kiryu, Niigata UniversityMarch 9, 2007
% ) (
)
Local Motion Vector
Global Motion Vector
pan
right/left
up/down
zoom
distant view
camera
tilt
local motion in a screen
y
motion of camera
post frame
current frame
y
tilt
Bottom up approach
x
Block matching method
x
#( "!)$*+&'2007
T. Kiryu, Niigata UniversityMarch 9, 2007
[magnification]
% )
[pixel]
Frequency
[Hz]
zoom
[pixel]
Frequency
[Hz]
pan
Frequency
[Hz]
tilt
time [sec]
GMV
mountain-bike
#( "!)$*+&'2007
T. Kiryu, Niigata UniversityMarch 9, 2007
5
#( "!)$*+&'2007
T. Kiryu, Niigata UniversityMarch 9, 2007
!2?JH
Pan (GMV)CRight/Left (LMV)CD5
(1,1)
(1,2)
(1,3)
(1,4)
(1,5)
(2,1)
(2,2)
(2,3)
(2,4)
(2,5)
(3,1)
(3,2)
(3,3)
(3,4)
(3,5)
(4,1)
(4,2)
(4,3)
(4,4)
(4,5)
(5,1)
(5,2)
(5,3)
(5,4)
(5,5)
| correlation coefficient | 0.7
mountain-bike
time [sec]
W[RTVU]SKQX^LD4O_YPMZ2007
T. Kiryu, Niigata UniversityMarch 9, 2007
G@D8AGIB
G@D8AGIB4ET\NaYL_T
"4($
HFRESeHFRR(, RR46HF)
HF : 0.15g0.45 [Hz]
LFBP eLFRR (0eRR46LF)
LF : 0.04g0.15 [Hz] [ 4 ]
'
cby7"34Dd
1.4
1.4
rest 100%
80%
HFRES
20
40
60
80
100
120
LFBPeLFRR
120%
1.0
rest 100%
0.6
LFBP
0.2
20
40
60
80
tf
G@D8AGIB4(SSI)D#
100
120
Time [sec]
T\N">tt f c tg,BPetg,RR )
` tg,BP : LFBPD%
` tg,RR : LFRRD%
7"crestd … 100%
[4]
HFRESeHFRR
0.6
0
HF<;0b D"JF
LF=:20% D4
SSI
1.0
0.2
0
1.8
Signal Intensity
RR46e 0e Signal Intensity
1.8
391Ge“C/,-&.”e+))*evol.28, no.4, pp.32-36, 1998.
W[RTVU]SKQX^LD4O_YPMZ2007
T. Kiryu, Niigata UniversityMarch 9, 2007
6
W[RTVU]SKQX^LD4O_YPMZ2007
T. Kiryu, Niigata UniversityMarch 9, 2007
1RXe/d
\1eHcP[Yd"V
†MVI
70 [inch] qm‡…
&_>+15ˆ'(W21.9±0.886‰
†<
1.7 [m]
†*UˆAB-601GŠ03UN‰
†KˆJENTOW7700Š03n‡…N‰
†ˆTR-755TŠ03UN‰
†@8ˆSKA2000ŠSKINOSN‰
†;QˆP-EOGŠaf]bN‰
?‹ŒE17°Š$ŒE22°
†"Vz„vn‚
T1 T2 T3 T4 T5
qits
2 [min]
Q
20 [min]
R1
T
R2
Q
5 [min]
10 [min]
5 [min]
Q :questionnaire , R‹rest , T‹task
y€tvxw‚uhqzƒi`T# o…{pj}2007
T. Kiryu, Niigata UniversityMarch 9, 2007
gl~|~ƒ‡o…^vk‡
10 [min]
Q
T1
2 [min]
T2
T3
T4
T5
R
Q
Qquestionnaire , Rrest
T*task (Mountainbike image)
rqm7`tg`%ˆ10C7‰
J)BF.5`2T
10
2
8
3
3
F
H
F
T4
0
J
H
J
T5
F
F
F
H
J
H
J
H
J
H
H
H
3
F
3
F
J
J
H
H
up to T2
H
up to T3
F
up to T4
3
up to T5
J
J
J
time [sec]
15 subjects
gl~|~ƒ‡o…
3
50-60
T3
H
H
J
60-70
T2
F
J
40-50
0
1
F
30-40
non-Cybersickness group
3
1-10
0.2
2
10-20
Cybersickness group
T1
3
F
3
0.4
20-30
6 subjects
0.6
3
J
110-120
3
4
0.8
100-110
3
5
1
3
F
6
1.2
80-90
1.4
90-100
7
70-80
9 subjects
1.6
up to T1
3
F
9
LF/HF
1.8
signal intensity
R
5 [min]
vk‡^_d`
[Za‹:OADS@4‹1`<!+9`5:Š=4-LGAD,ˆMarch 2006‰
y€tvxw‚uhqzƒi`T# o…{pj}2007
T. Kiryu, Niigata UniversityMarch 9, 2007
7
y€tvxw‚uhqzƒi`T# o…{pj}2007
T. Kiryu, Niigata UniversityMarch 9, 2007
%
9EY!W
@RUVXL<NR&<.#,8
bobsleigh (55-58 [sec])
15 zoom
Frequency [Hz]
VFR@RUVXL<NR
GMVR&<.#,8R0
mountain-bike …0.3-2.5 [Hz]
bobsleigh …0.3-5 [Hz](zoom), 4-11[Hz]
bike race …2.5-8 [Hz]
pan
10
5
3
tilt
median
mean
1
0.5
0.1
0.05
N=96
N=180
N=264
0.01
55 56 57 58 [sec] 55 56 5758 [sec] 55 56 5758 [sec]
pan
bike race (38-41[sec])
tilt
Frequency
31 15[Hz]
0.01
Frequency [Hz]
mountain-bike (65-68[sec])
15 zoom
10
5
3
1
0.5
0.1
0.05
15 zoom
10
5
3
pan
tilt
1
0.5
0.1
0.05
N=1167
N=585
N=923
0.01
N=859-
N=482
N=247
0.01
65 66 6768 [sec] 65 66 6768 [sec] 65 66 67 68 [sec]
38 39 40 41 [sec] 38 39 40 41 [sec] 38 39 4041 [sec]
joegihqf\dkr]R<bsmc^n2007
T. Kiryu, Niigata UniversityMarch 9, 2007
Qda[Ogp_t#O
Qda[Ogp_t#OR=
number of trigger
points per minute
(LFBP, HFRES); (LFRR, HFRR )
PZQ2AR
+F
mountain bike
(LFBP, HFRES); (LFBP, HFRR)
(LFBP, HFRES); (LFRR, HFRES)
(LFBP, HFRR ); (LFRR, HFRES)
BPv4, RES: u
RRvRR&<<>
bobsleigh
bike race
CD%
9ET
number of unpleasant score
11 subjects
JHSv;(:u'3Du(uB/u*)-“1FV"JL%
9EO
KRGMFIOQML%
RGl`gqR0", ? 76$5uD, Vol. J89-D,
No. 3, pp. 576-583, 2006.
joegihqf\dkr]R<bsmc^n2007
T. Kiryu, Niigata UniversityMarch 9, 2007
8
joegihqf\dkr]R<bsmc^n2007
T. Kiryu, Niigata UniversityMarch 9, 2007
/QVd+c
X$
D
D
<?>TO:
<?>TO
`$
[sec]
QVbZV/
Xzks€`J2
†0S5-1‡
time [ sec ]
%
8#
D
<?>)3
`*cEV
/8#
Xzks€„N^]
%8#
9P
„^]
D <?>
"(
ˆG
ˆ
x~qswu€renyf`Slƒ{mg|2007
T. Kiryu, Niigata UniversityMarch 9, 2007
9P
9P
7IA
ƒvns~qj…
„R`9P
7IA
„L@pfi…t\xhss~ƒmno…
[9`
Xd,7
„HUBa`K'WV
„4.`7=WFV
/QV\j}~‚…k\`T
„4.`5†0.35-1.0Hz‡`
XWQVdMYZC#
„
Xzks€`pan&W/QVdXMYZC#
/`4.`
X
4.`8!;^9P
/QV
4.`9P
`8!_6
x~qswu€renyf`Slƒ{mg|2007
T. Kiryu, Niigata UniversityMarch 9, 2007
9
x~qswu€renyf`Slƒ{mg|2007
T. Kiryu, Niigata UniversityMarch 9, 2007
#/3KI
#C7^PXc@).
'"C).
400
40
amplitude [mv]
motion [ pixel ]
7^PXcpan
0
-40
0
20
40
60
80
0
-400
0
100
120
time [sec]
20
40
60
80
100
120
time [sec]
:J;JCC11 K(FI
10*0&B+8i=Ctask5H12Qe]c(FI
-J$06DE0?11 C%
6HJ<
11 C5H
).67^PXcB8>ACG4B3<C5K!
\aVXZYcWLT]dMC0Re_SN`2007
T. Kiryu, Niigata UniversityMarch 9, 2007
1 C@XbO$C1
UTP&CXbO$C
).@7^PXcC1
K9<,g9h?C
T2
T2
8
T3
T4
T3
T4
Number of gt
1
T1
T1
6
T5
T5
4
2
01
10 20 30 40 50 60 70 80 90 100 110
|
|
|
|
|
|
|
|
|
|
|
|
10 20 30 40 50 60 70 80 90 100 110 120
1 10 20 30 40 50 60 70 80 90 100 110
|
|
|
| |
| |
|
| |
|
|
10 20 30 40 50 60 70 80 90 100 110 120
time [sec]
time [sec]
9 subjects
15 subjects
tgC28<80j90*C0?i1
6
80j90*C0?1 C@XbO$C[fPB1
\aVXZYcWLT]dMC0Re_SN`2007
T. Kiryu, Niigata UniversityMarch 9, 2007
10
\aVXZYcWLT]dMC0Re_SN`2007
T. Kiryu, Niigata UniversityMarch 9, 2007
39GF
"
ZP\
negative
Intensity of Sickness
trigger components
Cybersickness
accumulated components
positive
T[OQSR\PHMU]IC5K^VLJY2007
time [sec]
T. Kiryu, Niigata UniversityMarch 9, 2007
.*,+C0"(/G4>FBDG:F/<#;?A9
External
Factors
!
XMWON<G=?_.*,+C0"-B9&G>
priority
Internal Factors
7!8A2'B>F)A6G%1>F<.*,+C0
"-C0G$>;E@AF;`
T[OQSR\PHMU]IC5K^VLJY2007
T. Kiryu, Niigata UniversityMarch 9, 2007
11
T[OQSR\PHMU]IC5K^VLJY2007
T. Kiryu, Niigata UniversityMarch 9, 2007
]ºçĆMă
!.!&$+/
]„
Bƍ“ú›žö/#ú óí
ĹŁŁĻ=
©&ßáďĤIJĐĩ
ĭ‰šùĀă¹
UE‹
ĹŁŁļ
©&‚•ßá/#ĴØßÕĵ
ČĉĚĬĉİ—2
Za
ĹŁŁĿ=Ĺĺ`ßቚùĀă
–¹UE‹
ĹŁŁĽ=Ŀ`
ÝÚuY¬
ĺĸĸĹ
©&ØßÕČĉĚĬĉİS±
ğĬĕĐĪijĞĔIJİd$¼‹
ĹŁŁŀ=T¶jˆ
¥ČĉĚĬĉİ
ĺĸĸĻ=Ŀ`
JýĄ]¢õ
Á%]ºç‹„
ĺĸĸĺŎĻ
]ùĀă@¯4¿q&Àm~
ØßàåØÞÜõČĉĚĬĉİ2úë
ãÌÙÓÝÓÛÐÎÎÐð
]„
BÆ¿q—
ĹŁŀĽ=Ĺĺ`
áÖßČĉĚĬĉİ
ÐÎÎÑķÐÎÎÒ
›|…jä

„
BÆ¿q
ġįđċčę
ĹŁŁľķĺĸĸĺ=
Ù×ØßÓĴ[×ØÓÙËõ]„
BÆù¾ñă³f“Ĵ›|…jROĵ
ĹŁŁŀ=jˆĻÖŒŤőŜŤšőţ
T¶·«
ÐÎÎÏ=ŔţśţŚROÖÔ
ĺĸĸĽ=
Ł`äØØÞÜ
ØâÓĻ‹¬
ĺĸĸľ=
Ĺĸ`
Ù×ØßÓ/#
‹µ
ĺĸĸĺ=ļ`
XáÖßČĉĚĬĉİ
ħĘĈćú„
BÆĴeöBÆĵ
ĠįIJĚĝİĚ
ŋŌ]ÉÉÉÉÉÉÉĴ>åÄ;¡ú‹²‹ĵ
ı,‘,lúďİėİĖêz·
ıŇŋïĄò„y”½
ıħĘĈćû„yDÃ"
¤+G]ÉĴºçåå¥CŽ›.³ĵ
ĢIJĦõÿåĨĝĉĭõÿ
ÉÉÉÉÉÉÉÉÉÉÉɄy¡û
ħĘĈćúxtù_ïĄă
P:ÂÉÉÉÉÉĴ5'‡ÅvúBÆĵ
ďİėİĖÉÉÉÉĴħİĔĭøÅþúBÆĵ
ı¦”úˆõûånQŸV£^úĐĥĪĮIJĔıĐĕčĜĒö!üĄăŠêŒāĄôè͓êìéā¬øąĄôçăæ
ğĬĕęĞĜĭĘĈĒġĮĉú½81ĐİģđĊĦ2007
T. Kiryu, Niigata UniversityMarch 9, 2007
]ºçČĉĚĬĉİiĐĒėĦ¼‹/#
ĒĔĘĈú
ÊĵÂ0F*K­…j
]ºçŒŤőŜŤšőţiŖŗśŠ¼‹/#
/#»ÉÉɪäĴĐĩIJġÊhËĵ
6LAłÊhËīIJıĒĔĕğ
ŖŗśŠ¼‹
ŒŤőŜŤšőţ
X€-1Ĵs1™Í¥1™É´(“kĵĶ
b-1ĴÈ1ÍF*ŖŝŖŤŐŘţřŐĵĶ
\’†-Ĵƒ8ĵĶ7-Ĵ8ĵĶ
ʂ˅åĴhĵśœŞŒŢŏŕşťšő
ĴhĵīIJıĒĔĕğ
ĔĉĦĒĎđĪIJĭ
!"
(- !. )#'
,1*1
&
0%
X€-1Ĵs1™ĵ
\’†-Ĵî÷ÿħĘĈćĵ
¿®-1gĶʼnņňKĶ
o{9•-1ĴĵĶĐĩIJġÊhËĶ
ēěIJÊhËĶwÂpÊhËĶ
cÂ$…jÊhËĶÊhËZ•°IĶ
ÊhËb¨ĶńŅŊŃĶʂ˅
Ĵ<HĹŀ=?ĵ
ōĹĸ
ō ĹĹ
ōĹĺ
äōĹ ääääääōĺ
ōĻ
ēğę)ak¸k˜ö3]
d ēğęS§
œ
ĨĘĭk˜
3]ùĀăN2
,Wú¯Ç¡ùĀăBÆ}
œ ĨĘĭúr
ĨĘĭrùĀăBÆ
d
iĐĒėĦk˜
]ºçČĉĚĬĉİi
ĐĒėĦúk˜
ğĬĕęĞĜĭĘĈĒġĮĉú½81ĐİģđĊĦ2007
T. Kiryu, Niigata UniversityMarch 9, 2007
12
ğĬĕęĞĜĭĘĈĒġĮĉú½81ĐİģđĊĦ2007
T. Kiryu, Niigata UniversityMarch 9, 2007