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这是一个100个MATLAB 实例程序，也是从网上搜索到的，对大家有用才好。(This is a 100 MATLAB Examples of procedures, but also from the Internet to search for useful everyone to do.)

用matlab实现的一个快速傅里叶变换的函数。可以实现正变换和反变换 (it is a function developed under the matlab which can accompish the fast fourier transtorm in forward and inverse)

这是一个关于齿轮的齿顶圆和齿根圆半径的计算程序，先将图片预处理和二值化，然后进行边缘检测求出圆心，最后用平均法求出半径。(This is an addendum on the gear tooth root radius circle and the calculation procedure, the first image preprocessing and binarization, edge detection and then find the center of a circle, with the final calculated average radius.)

说明：  EMD降噪程序，与stanford开发的小波工具箱和小波降噪工具箱联合使用！(EMD noise reduction procedures, and stanford Development Toolbox Wavelet Toolbox and Wavelet combination!)

能够绘制实现两幅图像的互信息测度图,采用遍历搜索方法 main.m为主程序(Be able to draw the two images, mutual information map, and traverse the search method. S main.m main program)

信号分析与处理的基本原理，并且介绍了虚拟测试系统及其中的信号处理模块(signal analysis and processing of the basic principles, and introduced the virtual test system and the signal processing module)

用matlab实现的最近邻算法，可以参考一下(Matlab achieved by nearest neighbor algorithm, you can refer to)

another trapezoidal profile for matlab

matlab的中文帮助，一些很基本的东西，但是还是挺有用的。(Chinese matlab help, some very basic things, but still quite useful.)

说明：  滑模变结构控制, 理论分析(Sliding mode variable structure control, theoretical analysis)