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EURASIP Journal on Audio, Speech, and Music Processing

Table 2 Fisher scores for tone discrimination using FrFT-MFCC. Orders are set according to N times of pitch rate.

From: Pitch- and Formant-Based Order Adaptation of the Fractional Fourier Transform and Its Application to Speech Recognition

 

a

i

e

o

u

Average

2.63

4.48

6.24

4.90

6.61

4.97

2.58

4.15

6.07

4.78

6.48

4.81

2.55

3.95

5.90

4.68

6.38

4.69

2.49

3.71

5.61

4.52

6.19

4.5

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