KNN

是一个关于OFDM仿真的小程序，比较小的程序，可以拿来练练手(It is a little on the OFDM simulation program is relatively small program that can be used to practice your hand)

关于半脆弱水印的几篇文章，其中包括小波变换的应用以及contourlet变换的应用等，涉及领域为半脆弱数字图像水印已经篡改检测。(Semi-fragile watermarking of several articles, including the application of wavelet transform and Contourlet transform application areas for semi-fragile digital image watermarking has tamper detection.)

说明：  信号频谱分析，倍频程算法matlab程序，1/N倍频程(Signal spectrum analysis, octave algorithm matlab program, 1/N octave)

介绍了一种代数过完备ICA算法，采用这种方法对混合语言信号进行分解。(Algebraic independent component analysis an approach for separation of overcomplete speech mixtures)

Hill cipher encryption and decryption matlab code

简单实用的matlab教程 对初学者很实用(Simple and practical matlab tutorial is very useful for beginners)

QoS冲突；冲突解决；层次分析法；TOPSIS方法(QoS conflict conflict resolution AHP TOPSIS Method)

这种去退化的matlab源代码,学生需要可以下载使用(This to the degradation of the matlab source code, students can download to use )

PCA based face recognition

骨架。点云的提取。是国外的一篇论文。写的非常不错，采用Matlab实现。(Skeleton. Point cloud extraction.)