Table 4 Best-fitted multivariate distribution in the sense of energy test for different features and frame lengths of speech signals
From: Speech signal modeling using multivariate distributions
Feature (domain) | Frame length | |||
|---|---|---|---|---|
20 ms | 30 ms | 100 ms | 500 ms | |
ADFT | CLD | CLD | CLD | MGLD, p = 0.50 |
LPC | MGLD, p = 0.25 | MGLD, p = 0.25 | MGLD, p = 0.25 | MGD |
T | MLD | MLD | MLD | MLD |
MFCC | MGD | MGD | MGD | MGD |
RDFT | MLD | MLD | MLD | MGLD, p = 0.75 |
IDFT | MLD | MLD | MLD | MGLD, p = 0.75 |
DCT | MLD | MLD | MLD | MGLD, p = 0.25 |