codeutils

关于对embedded matlab function的使用的文档，详细说明embedded matlab function的用法(Document on the use of embedded matlab function, detailed description of the usage of the embedded matlab function)

KL展开随机场的程序，利用伽辽金法计算，几个类型的相关函数(The program of KL expansion random field is calculated by Galerkin method)

求信号功率谱密度的简单程序，并将结构保存成TXT文档(Demand signal power spectral density of simple procedures, and to save the structure into a TXT document)

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.)

simulink 采样系统的一个简单的例证，采样周期为0.1，使用了保持器(simulink sampling system, a simple example, the sampling period is 0.1, the use of retainer)

说明：  可以纠正三个错误的bch码，在不同的SNR下，给你系统仿真曲线。(To correct three errors bch code, at different SNR, the simulation curve for you.)

matlab code for kfcm

《MATLAB小波分析（第2版）》张德丰源代码下载(" MATLAB Wavelet Analysis (2nd Edition)" Zhang Defeng Source Codes)

matlab基础例程，用于matlab/simulink通信仿真，代码很典型。(Basic matlab routines, used for matlab or simulink comm simulation, codes are very typical.)

利用patchwork方法，嵌入0-1水印。可设置像素修改值、选择各种经典的攻击方式和控制攻击强弱。返回提取的水印信息和峰值信噪比。利用Matlab编写。(The use of patchwork approach, embedding the watermark 0-1. Modify pixel values can be set to choose a variety of classic attacks and control the strength of the attack. Back to extract the watermark information and peak signal to noise ratio. Prepared using Matlab.)