语音信号处理，均衡播放，说话者语音识别，加速播放以及回音音效-Speech signal processing, balanced play, speaker voice recognition, accelerated playback as well as echo sound

内含心电信号数据及运用MATLAB写的源代码，实现了对10个数字音的识别，代码里有很完整的注释和解释。- ECG data and includes source code written in MATLAB, To achieve the recognition of 10 digital sound, Code, there are very complete notes and explanation.

基于小波变换的数字水印算法matlab代码，Matlab实现界面友好，实现了对10个数字音的识别。- Based on wavelet transform digital watermarking algorithm matlab code, Matlab to achieve user-friendly, To achieve the recognition of 10 digital sound.