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This is a code to design and simulate the QMF filter banks.

现代通信系统第10章 matlab程序源码(Modern communications systems Chapter 10 proceedings matlab source)

说明：  自学matlab必备的60个小程序代码，对于初学者非常有帮助。(60 small self-matlab code necessary, very helpful for beginners.)

说明：  LDPC编码经过AWGN信道后的高斯消元法的译码过程的MATLAB仿真(LDPC codes through AWGN channel Gaussian elimination method, after the decoding process of MATLAB simulation)

matlab的必做题，让你快速掌握matlab的各项命令。总共50道题，想快速入门的可以去做做增加熟练度。(matlab will do the title, you quickly master the Matlab the command. A total of 50 questions, would like Quick Start, you can do to do to increase proficiency.)

基于均匀线阵，利用四阶累积量产生虚拟阵元，可估计出比真实阵元数更多的信号源，已达到DOA估计的目的，且具有较好的分辨率。(Based on uniform linear array, using fourth-order cumulants to generate the virtual array element can be estimated more than the true number of array element signal source, the purpose has been to DOA estimation, and has good resolution.)

SAR signal processing

图像中的直线检测程序，可以检测图像中的直线，可以设置参数，支持(The linear image detection procedure can detect the linear image, you can set parameters, to support)

rgb颜色模板的肤色提取方法，对于人脸定位有着一定的帮助(rgb color color template extraction method for face detection with some help)

带通fft滤波器,简单实用，最干净的实现数据滤波；(Fft bandpass filter , simple and practical , the cleanest data filtering )