SOM

m序列生成，用于CDMA扩频通信编码的产生(m sequence generation, coding for the production of CDMA spread spectrum communication)

说明：  仿射变换和猫脸变换是图像加密算法中最基本的算法之一，很多重要的加密算法都是在此基础发展而成的，该程序供研究加密算法的初学者参考使用。(Affine transformation and cats face is the most basic image encryption algorithm in one of many important cryptographic algorithms are evolved on this basis, the program for research reference for beginners to use encryption algorithms.)

关于采用最大似然同步的OFDM的MATLAB仿真算法，其中调制采用的是QPSK。(About using the maximum likelihood algorithm MATLAB simulation of synchronous OFDM, which uses a modulation QPSK.)

给水管网优化课本中的例题。计算井水管网的汇水管的水头损失。并且有图。(calculate the head lost of pipe net .)

全国研究生数学建模大赛2012年优秀参赛论文集D题1解法与程序(National Graduate Mathematical Modeling Contest 2012 entry Engineering D problem an excellent solution and Procedures)

针对极化阵列的波束综合问题，并把这一问题描述成一个凸优化问题。 (For polarization array pattern synthesis problem, and describe it as a convex optimization problem.)

input lower limit,upper limit and the intervals to find the area of a funcion using simpson rule

Matlab code for segmentation

对三种pid控制方法进行比较仿真，从仿真结果可以看出彼此优劣，对学习PID及matlab仿真很有帮助。(Comparing simulation results from the simulation can be seen each other the merits of the three pid control methods, learning PID matlab simulation helpful.)

数字基带系统的传输.比较了PSK，ASK，FSK系统的误码率(Digital baseband transmission. Compared PSK, ASK, FSK system bit error rate)