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Table 2 Phonemes and optimal subspace dimensions.

From: Integrated Phoneme Subspace Method for Speech Feature Extraction

Phoneme 1–18

N

Q

a

a

aN

aa

ai

ao

b

by

ch

d

e

eN

ee

ei

f

g

Dimension

8

4

7

8

9

7

9

8

6

8

4

6

8

8

9

8

6

8

Phoneme 19–36

gy

h

hy

i

i+

iN

ii

j

k

ky

m

my

n

ny

o

o

oN

oo

Dimension

8

5

4

7

6

9

6

5

6

5

8

7

8

9

10

8

10

10

Phoneme 37–54

ou

p

r

ry

s

sh

t

ts

u

u+

u

ue

ui

uu

w

y

z

pau

Dimension

9

2

8

8

3

4

3

3

8

8

8

9

8

8

9

6

5

2