这个程序用于在图片中增加各种噪声，如高斯椒盐噪声, 加性或乘性等多种混合噪声，用于其它程序的测试。-This procedure is used to increase the variety of picture noise, such as salt and pepper Gaussian noise, additive or multiplicative noise, such as a mixture for testing other programs.

小波分析消噪及其在Matlab中的实现 蛮实用的一本书-Wavelet analysis of noise reduction and the implementation in Matlab very useful book

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