Hagihara Ryosuke
February 19, 2018
110

# クラスタ数推定に用いる最適な情報量規準の探求

#### Hagihara Ryosuke

February 19, 2018

## Transcript



4. ###          


5. ### k b m k = 2 1  - (

1 j = 1 j = k n 1 ( j 2 j c 1 ) j 2 -  41 e 2  c 1 2  2  s 2  k 1 k da 1 4 3 1

7. ###   u    ! u  

   
8. ### ( ) ( ( ) ( ( ) ( ,

M j p j , , R
9. ###  • I N9 5  0 u σ2=1 M

- 7 u 0 • S T 0 ) ( , u S G 0
10. ###        N 5 10

. ( 2 . ( ) . ( ) ) ( ) • . 2 .B A A8 • . N I B 97 • I c8 BA 8 6 C N CM4 3 N
11. ###        • .Cc 9

M 8 8 7B • .Cc 9 M A I N AB 9 7 5 10 . (( ) 2 . ) . ( ( ( ( 4 3 6
12. ###       • I a B

A A C • IM N X 164 897 B A A C M N X M 210 3 64 -0 () ( 3 64 5-0 () 3 64 .0 () 3 64 () ) )( 164 897 ) )

A C u C u A

 

• A P B
17. ### A ; %+  *.5 2-(3 "6,'1%/!(3 \$  )&0

4 #(3
18. ### h y j x c (y j+1 ) yj bh

M2 xc yj+1 xc xi ) ( a c -
19. ###  + ! * \$&%" (X1 , X2 , …,

Xn ) )' \$&( " f (x1 , x2 , …, xn | θ)   f  θ "#  "

21. ### " f(x)  % g(x)  log g(x)  !

 log f(x)  !  #  n   \$& -

!%\$  
23. ###    M j p j R G σ2

P(xi) = R(i) R 1 p 2⇡ d exp ✓ 1 2 2 k xi µ(i) k2 ◆ d D K G µ  ,  