语音信号处理前的预处理部分，包括预加重，分frame，加窗，是语音信号编程入门的一个很好的参考程序-Speech signal processing part of the pre-pre-treatment, including pre-emphasis, sub-frame, plus window, the speech signal a good entry-programming reference procedures

基于小波的语音去噪程序，由matlab编程实现，简单入门-Speech denoising based on wavelet processes from matlab programming, a simple entry

perl 编程思想.看完perl语音入门后可以选择看的一本书。-perl programming ideas. can choose to see the book after reading the perl voice entry.