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某本matlab书籍中的代码，对于初学者感觉有用，可以看看学习一下(the code come from some book about MATLAB. I feel these useful for beginners, who want to learn the language by youself. )

matlabGUI编程实例：常用数学符号运算工具集合，主要功能包括：因式分解，合并同类项、求微分积分，泰勒展开和函数作图等。对学习初步的matlab界面设计有着一定的参考价值(matlabGUI programming examples: commonly used mathematical symbols collection of computing tools, the main features include: Factorization, the merger of similar items, and points differential, Taylor expansion and function, such as mapping. Learning matlab preliminary interface design is a certain reference value)

Powerline noise removal from ECG signals

This funtions draw circles to the limbic and pupillary boundary. this function is used in the daugman algorithm after the steps of thresholding and partial differeniation.

求两个信号的时延估计，通过时延估计对声源实现定位(Ask the two signal delay estimation, time delay estimation of sound source by positioning to achieve)

说明：  如何用MATLAB编写有限元程序，对进行有限元开发有很大帮助。(How to write MATLAB finite element program, the development of the finite element of great help.)

这是一个用鼠标划光滑曲线的函数，利用matlab编写(This is a smooth curve with the mouse draw a function of the preparation of the use of matlab)

说明：  关于SAR成像的BP算法 关于SAR成像的BP算法(A very good BP imaging algorithm)

在数值分析中，拉格朗日插值是最简单的一种插值方法。本例就是一个简单的拉格朗日插值的matlab实现。(In the numerical analysis, the Lagrange interpolation is the simplest interpolation method. This example is a simple Lagrange interpolation matlab implementation.)

模糊 免疫算法 PID 模糊 免疫算法 PID(Fuzzy immune PID algorithm PID fuzzy immune algorithm)