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! ÏYôòĈëp! ³ČďĀg×ĂÄ"ô÷øXß$ r£ćSnÀìs ¢ë! ą)CJ1@F;J (HMM)! F;J¼üÀìseÎ*}!ÕËF;Jô÷øVÞ£vä! HMM*2¿aª(ïÙā! gĆ2¿a¸HMMp[^Ñ&; ‘06]

! F;J¼üïÙā*mÅ(lÛ¶U! ô÷ø½¯|Ý¯|VÞ£vä" (2/2)
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&²s (ML)! Ç²(F;J?HEN8*¬á;N8

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58 : B*¬-_ =K{w}x|zviQ
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Dirichlet g
Dirichlet gGauss - Wishart g

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XM2VTSÒ`3,6

64×64

Ąö­

256 /KN50NJ

á;N8

1{'6, 5, 4, 3, 2· × 100{g:5<;N8

1{'2· × 100{gÉ§­

8×8, 16×16, 24×24, 32×32,40×40, 48×48, 56×56, 64×64

Sngcá;N8&áUBM

ö®?HEN8

50, 100, 500, 1000, 2000, 3000,4000, 5000, 6000, 7000, 8000,9000, 10000, 50000, 100000

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Jwv

VB6ML, MAP, VBÄô÷ËÁùá;N8 1{'6·ô÷Ë80ô÷Ë

11.0%|P

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706050403020
8×8

16×1624×2432×32 40×40 48×48
Number of statesMLÄMAPÄ

VBÄ

56×56

64×64

á;N8āĉá;N8āô÷Ë (40×40É§)80

Recognition rate (%)

70Jwv_#Uhgmf
ML7fyqu7i%_`agm

60
50
4030

B,6 Çá;N8 ā#ĎÂsäo

20
1006543
Number of training imagesMLÄMAPÄVBÄ2á;N8āĉá;N8āô÷Ë (40×40É§)80

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70

VB6_MAP6kl#cZ^OP;

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4030SngkÐ ³q201006543
Number of training images
MLÄMAPÄVBÄ

2Sngĉ
OP; 
Jwvi$'OPwvi$'_3fgmTuning parameter

100000

10000

1000

100
8×8

ô÷Ë

24×24
40×40
Number of statesá;N856×56

ô÷;N8SngĉOP;Jwvi$'OPwvi$'_3fgmTuning parameter

10000010000

É§­%ô÷Ë²(ö®?HEN8Ó(OP;

1000

ö®?HEN8w¶Uþhñ¢ë
1008×8ô÷Ë

24×24
40×40
Number of statesá;N856×56ô÷;N8SngĉOP;
Jwvi$'OPwvi$'_3fgm100000Tuning parameterJwvi$'

10000ô÷Ëá;N8 ²(ö®
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Ó(OP;

1000

á;N8&ö®?HEN8*ær¬( ć1008×8ô÷Ë

24×24
40×40
Number of statesá;N856×56

ô÷;N8SngĉOP;Jwvi$'OPwvi$'_3fgmTuning parameter

10000010000ô÷Ëô÷;N8 ²(ö®
?HEN8û_OP;

1000-NAM;N8*Ð
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1008×8ô÷Ë

24×2440×40
Number of statesá;N856×56

ô÷;N8!
! B,6

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