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this is very useful code for awgn channel all detial ar available inthis code

利用libsvm在matlab中实现分类功能，简单好记(Libsvm matlab classification function to remember)

说明：  盲源分离，基于最大化负熵的盲源分离方法； 算法及调试(blind source separation)

基于MATLAB的原理应用，此程序可实现2d的吸收边界算法，比较简单(This MATLAB M-file implements the finite-difference time-domain solution of Maxwell s curl equations over a two-dimensional Cartesian space lattice comprised of uniform square grid cells.)

casa speaker Recognition GFCC

复模态到实模态的转换，一个简单有效的小程序。(Complex Mode to Real Mode, a useful matlab function.)

说明：  用谢菲尔德遗传算法工具箱调试 DeJong 函数的说明(with Sheffield GA Toolbox debugging function DeJong Note)

audio jack communication

维纳滤波的代码：维纳滤波的计算机实现，简单易懂(Wiener filtering code: Wiener filtering computer, and easy to understand)

由于显卡或者显示器的原因会出现实际输出的图像在亮度上有偏差，而Gamma曲线矫正就是通过一定的方法来矫正图像的这种偏差的方法.(Or because of the graphics display image will appear in the actual brightness of the output deviation, the Gamma correction curve is corrected by a certain method to the method of this bias image.)