离散余弦变换SSE-Discrete cosine transform SSE

MFCC (Mel Frequent Cepstral Coefficient) in M-File. epresentation of the short-term power spectrum of a sound, based on a linear cosine transform of a log power spectrum on a nonlinear mel scale of frequency. MFCCs derived as follows: 1. Ta

离散余弦变换，DCT变换，测试过了，可以用-Discrete Cosine Transform, DCT transform, tested, and can be used