sowdy

典型的LSB水印嵌入和提取算法，它是一个基本的matlab程序，可以帮助初学者入门 (typical LSB embedding and extraction algorithm, which is a basic Matlab procedures, Portal can help beginners)

how to use win-logon

图像的分水岭分割及标记分块。是进行图像处理的有利工具(Image segmentation and marking a watershed block. Is a powerful tool for image processing)

说明：  这个代码是基于贝叶斯的阈值分割,很有用的(This code is based on the Bayesian threshold segmentation, very useful)

关于信号分析，小波包分解的程序以及应用方法(The program about signal analysis, wavelet packet decomposition and its application method)

dem数据处理，有点显示，面显示及纹理装载，代码可用(dem data processing, a little display, the display surface and texture loading code available)

说明：  本代码实现了K均值聚类，代码简单易懂，容易初学者学习(This code realizes K-means clustering, the code is easy to understand, easy for beginners to learn)

基于hmm的人脸识别代码(based on face recognition code)

说明：  《数字图像处理（第三版）》，中文版，作者是（美）冈萨雷斯，本书是数字图像处理经典著作。("Digital Image Processing (3rd Edition)", Chinese Edition, by Gonzalez, USA. This book is a classic work of digital image processing.)

说明：  扩散映射置乱与超混沌系统组合图像加密算法 扩散映射置乱与超混沌系统组合图像加密算法(Combi ned i mage encryption a lgor ithm ba sed on di ffusi on mapped disorder and hyperchaoti c system s)