spectrogram

代码说明：

  对输入的音频文件(wav)分析短时动态特征，生成MFCC频谱，并绘制spectrogram(The input audio file (wav) analysis of short-term dynamics, generate MFCC spectrum and draw the spectrogram)

文件列表：

a1.wav,110636,2012-11-09
i1.wav,122924,2012-11-09
main.m,1114,2012-11-19
pre_emphasis.m,325,2012-11-09
s1.wav,172076,2012-11-09
windowing.m,663,2012-11-09