基于matlab的短时傅立叶变换，有语音读取功能！

编写一Matlab函数，用30ms三角窗和15ms帧移计算语音信号的STFT。并用OLA法重建原始信号。设计一种基于OLA的综合方法，以通过重复每帧对语音信号以因子2进行时域扩展。-Write a Matlab function, STFT and 30ms triangular window and 15ms frame-shift calculation of the speech signal. And the OLA method to reconstruct the original

《matlab信号处理》一书的配套源码，matlab信号处理例程，包括fft，stft，wv，小波，时频分析，等("MATLAB signal processing" book supporting source code, MATLAB signal processing routines, including FFT, STFT, WV, wavelet, time-frequency analysis, etc.)