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Table 1 Fisher scores for tone discrimination using MFCC separately for every vowel, and the average value across all vowels.

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

 

a

i

e

o

u

Average

MFCC

2.77

3.94

5.28

4.59

5.56

4.43

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