Enhancement of speech corrupted by acoustic noise , A multi-band spectral subtraction method for enhancing speech corrupted by colored noise. , Spectral sub-traction using reduced delay convolution and adaptive averaging. 等三篇文章的MATLAB仿真代码。-MATLAB code for　Enhancement of speech corrupted by acoustic noise , A multi-band spectral subtraction method for enhancing speech corrupted by colored noise. ,　Spectral sub-traction using reduced delay convolution and adaptive averaging.