The research of digital language feature extraction and recognition
Q.P. Zou · 2015
B b e− = − . Logarithmic energy output from each filter bank for: (1-4) The MFCC coefficients are obtained by cosine transform: n S m n m M n M m C( ) = ( ) cos( ( +0.5/ ), 0 < 0 (1-5) The extraction of MFCC parameters, the available type (2-7) difference feature parameter extraction ΔMFCC, ΔΔMFCC parameter.