kalman

playfair 加密算法的实现，用一个例子做了展示(realize playfair algorithm，use a sample to show the algorithm)

用于ppstream的频道补丁，可以收看一些其他的频道(Ppstream patch for the channel, you can watch some other channel)

用MATLAB实现图像的离散余弦变换，程序运行结果表明离散余弦变换能够起到压缩图像的目的。(in order to compress the bite of pictur,the program use the DCT to compress.)

提供matlab7.0下载 Matlab 7.0.1 R14 SP1 (3CD带序列号)(Provide matlab7.0 download Matlab 7.0.1 R14 SP1 (3CD with serial number))

说明：  提供腾讯QQ2005贺岁版登录口令加密算法及其VC源码:QQ2005贺岁版的ewh.db的数据结构分析、加密算法的分析，并且给出解密的算法和实例。 (Tencent QQ2005 Hesuiban login password provided encryption algorithm and its VC Source: QQ2005 Hesuiban the ewh.db data structure analysis, encryption algorithm and decryption algorithm and examples are given.)

Kazakhstan simple c++ code

针对原来的winio不能访问高端内存的问题，进行了修改，可以2G以上的内存(For the original winio not have access to high-end memory problems been modified, you can more than 2G of memory)

实现温湿度显示测量，利用stc89c51编写，利用ds18b20显示(Achieve the measurement of temperature and humidity display, use stc89c51 preparation, use ds18b20 show)

标记分水岭比较了开闭和基于重构的开闭的效果及分割染色后的效果图... 标记分水岭分割算法(Mark a watershed in comparing the opening and closing and effect diagram based on the effect of opening and closing and split reconstructed stained ... marked watershed segmentation algorithm)

说明：  systemvue对通信系统仿真，并进行对数字信号的载波传输仿真实验(systemvue the communications system simulation and digital signal carrier transmission simulation)