M文件3

基于matlab的一种图片加密算法，针对*.jpg格式的图片，稍加修改亦可以加密.png/.bmp等各种类型的图片。(a kind of encryption dealing with pictures in format .jpg based on matlab.)

数学建模清华数模讲义\model10b (Mathematical modeling Qinghua digital-analog handouts model10b)

该算法主要演示matlab调用C语言程序的示例，包括一个基本的加法运算、一个矩阵截取和一个递归遍历方法，提供给大家参考 运行时首先修改cd命令后面的路径为文件夹当前路径即可自动编译执行(Call the main demonstration of the algorithm matlab example C language program, including a basic addition operation, an interception and a recursive traversal matrix method provides us with reference to first modify the cd command to run the path behind the current path for the folder to automatically compile Executive)

利用延时来估计单个声源位置，并给出了改进方法和改进以后的一些参数比较。(The use of delay to estimate the location of a single sound source, and give an improved method and improved some of the parameters after comparison.)

说明：  遗传算法及其matlab实现，具体的实例代码(Matlab genetic algorithm and its implementation, the specific code examples)

方波的产生，以及仿真，并作频谱（fft),入门学者(Produce a square wave, as well as simulation, and make the spectrum (fft), entry scholars)

说明：  基于电力电子的微网的动态仿真，希望对大家有用(Dynamic simulation of power electronics dominated micro-grids)

本程序实现mimo无线通信的仿真程序，是通信工程用matlab实现mimo仿真的的必备程序。(This program implements mimo wireless communications simulation program, communications engineering simulation using matlab mimo essential procedures.)

代码基于Matlab软件，讲述了大量数学方法的应用思路和过程。内容涉及回归分析、主成分分析、因子分析、聚类分析、判别分析、时（空）间序列分析、Markov链、R/S分析、线性规划、层次分析法以及人工神经网络建模等方法。通过模仿本书讲授的计算过程，读者可以加深对有关数学方法的认识和理解，并且掌握很多Matlab的应用技巧。代码规范，可研究价值高。 　(Code based on the Matlab software, tells the story of a large number of mathematics method of thinking and process applications.Content in regression analysis, principal component analysis, factor analysis, cluster analysis, discriminant analysis, the (empty) sequence analysis, Markov chains, R/S analysis, linear programming, analytic hierarchy process (ahp) method and artificial neural network modeling, etc.By imitating the calculation process of this book teaches, readers can deepen the understanding and the understanding to the related mathematical methods, and master a lot of Matlab application skills.Code standards, it is with high research value.)

IEEE 802.11n 发送端matlab代码，含有发送端全部处理流程，包括preamble的生成(IEEE 802.11n tx matlab code)