Binary-Image

一个十分简短却非常有用的产生组合数的程序。(A very brief but very useful for selecting the combination of several procedures.)

digitize grapical graphs

Low Density Parity Check code is a error control code used in the DVBS2 standard codec

PSO算法优化PID参数,单回路高阶系统的PID参数优化，主程序，目标函数可以自己编写。(PSO algorithm to optimize the PID parameters)

eBook on Matlab for Science Engineers.

语音增强的的MATLAB代码，给有需要的人，欢迎交流(Speech Enhancement of MATLAB code, there is need to give the people are welcome to communicate)

用蚁群算法解决旅行商问题，有详细的注释，写成了函数，可修改部分参数后使用(Ant colony algorithm to solve traveling salesman problem, detailed notes, written in a function, some parameters can be modified to use)

说明：  通信系统中不同衰落信道的比较，分析性能的差异(compare the difference of different fading communication channel.)

说明：  通信系统仿真，调制解调编码,模拟的和数字的都有(Communication system simulation, modulation and demodulation)

用MATLAB编写的混沌序列图像加密程序，密钥可以从0到1之间的任何一个数，加密密钥跟解密密钥一样才能正确解密。(MATLAB prepared by the chaotic sequence image encryption procedures, Key from 0-1 between any one of the few, encryption, decryption keys with the same key can decrypt correctly.)