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

三角片模型实验 ： 给一个三角片模型，实现一些基本的操作： 建立以边为中心的拓扑结构(半边结构） 实现一种再分算法（Butterfly 或LOOP等均可） -Triangle model experiment: to a triangular piece model basic operations: the establishment of a center to edge topology (Pteris structure) to achieve a subdivisi