1
2016/09/09 71
1/27
1
2/27
2
3/27
3
(2006) (1959) (1992)
(1992)4/27
,4
, 2016
5/27
201/505
6/27(20169)
6
7/27
7
(Support Vector Machine)8/27
Support Vector Machine
333Fr3L/kRe3338
9/27
9
-6m,0.3m(0.9cm0.9cm)
FLOW
4.5m10/27
60.30.90.3m10
-
Video camera(29FPS)LED light
FLOW
FLOWVideo camera(29FPS)29FPS,10(290)
FLOWSONY HDR-CX72019201080130,29FPS2610
11/27
,29FPSLED9011
500FPS,0.121(1)
Light filmLaser
FLOW
High speed camera(500FPS)
FLOWDITECT HAS-500K
10249924,500FPS2000
80mFlow
-12/27
80500FPS12
-13/27
3,,,
13
3-14/27
314
- L/k 2.5, 5.0, 7.5, 10.0, 12.5, 15.0, 17.5, 20.0 I : 1/50, 1/100, 1/200, 1/400, 1/1000 Re : 5000, 8890, 12777, 16667, 20553, 24443, 28333, 32223, 36110
36015/27
360
2/0.01Re_kk
1.57.5cm2.48.4cm
15
16/27
16
Flow
()
Flow
Flow
L/k=15.0 I = 1/50 Re = 12777N:
LED17/28
17
18/27
18
(FT)29FPS,10(290)
(L/k=15)Re = 5000Re = 12777Re = 20553I = 1/50I = 1/50I = 1/50I = 1/200Re = 5000(NJ)(PJ)3(3D)19/27
,,3,4Normal Jump(NJ):Periodic Jump(PJ):3D surface(3D):3Flat surface(FT):
19
90(2610)
Flow
Flow
Flow
Flow(NJ)(PJ)3(3D)(FT)(L/k=15)Re = 5000I = 1/50Re = 12777I = 1/50Re = 20553I = 1/50I = 1/200Re = 500020/27
20
4(2000)(NJ)(PJ)3(3D)
(L/k=15)Re = 5000I = 1/50Re = 12777I = 1/50Re = 20553I = 1/5021/27
4
l/K=15,i=1/5021
PJ
L/k=1522/27
15
22
3(3D)(FT)(NJ)(PJ)PJL/k=1523/27
,
SVM1
23
L/k=15
3
SVM24/27
24
SVM
L/k=15L/k=17.5L/k=2025/27
25
SVMI=1/50I=1/100I=1/200
Re=12777Re=16667Re=20553
26/27
91%
SVML/k, I, Re91%SVM91%91%(%RVM)
26
SVM() 3
SVM (91%)3
27/27
,
27
28
28
SVM
L/k I Re
29
< 1= 0> 1y = 0y = -1y = 1
SVM,,,
30
A3600.8()B3600.64()A3600.2()B3600.04()
82 82
SVM
(5,145231
TPFPFNTN
SVM
0.9191%(precision)(recall)F=TP/(TP+FN)).FFNFPFPFNFPFPFNFPFNFNFN91
32
SVM(L/k)
L/k=2.5
L/k=5.0
L/k=7.5
SVM(L/k)
L/k=10.0
L/k=12.5
L/k=15.0
SVM(L/k)
L/k=17.5L/k=20.0
SVM(Re)
Re=5000
Re=8890
Re=12777
36
SVM(Re)Re=16667Re=20553Re=24443
37
SVM(Re)
Re=28333Re=32223Re=36110
SVM(I)
I=1/1000I=1/400I=1/200
SVM(I)
I=1/100I=1/50