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Table 7 Best-fitted multivariate distribution based on the energy test for time coefficients of five phoneme classes in different frame lengths

From: Speech signal modeling using multivariate distributions

Phoneme class Frame length
20 ms 30 ms 100 ms 500 ms
Semivowel/glide MLD MGLD, p = 0.75 MLD MGLD, p = 0.75 MLD MGLD, p = 0.75 MGLD, p = 0.25 MGLD, p = 0.50
0.01 0.02 0.01 0.02 0.00 0.01 0.00 0.00
Vowel MLD MGLD, p = 0.75 MLD MGLD, p = 0.75 MLD MGLD, p = 0.75 MGLD, p = 0.75 MGLD, p = 0.50
0.01 0.02 0.00 0.02 0.00 0.01 0.00 0.01
Nasal MGLD, p = 0.75 MGLD, p = 0.50 MGLD, p = 0.75 MGLD, p = 0.50 MGLD, p = 0.50 MGLD, p = 0.50 MLD MGLD, p = 0.25
0.00 0.01 0.01 0.02 0.00 0.00 0.00 0.01
Fricative MLD MGLD, p = 0.75 MLD MGLD, p = 0.75 MLD MGLD, p = 0.75 MGLD, p = 0.25 MGLD, p = 0.50
0.00 0.01 0.00 0.01 0.00 0.00 0.00 0.00
Stop MLD CLD MLD CLD MGLD, p = 0.75 MLD MLD MGLD, p = 0.25
0.08 0.12 0.05 0.08 0.01 0.01 0.00 0.00