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求解lyapunov指数的一个代码，仅供参考(Lyapunov Index solving a code, for reference only)

矩量法实现二维平面入射电磁波在椭圆柱上的散射(Method of moments to achieve the two-dimensional scattering of incident electromagnetic wave in the oval column)

位置指令为幅值为1.0的阶跃信号，r（k）=1.0。网络结构为1-4-1，高斯函数的参数值取Cj=[-2 -1 1 2]T ，B=[0.5 0.5 0.5 0.5]T 。 网络权值学习参数为η=0.30，α=0.05 。PID控制各参数的初RBF网络控制，被控对象为G（s）= 取采样时间为1ms，采用Z变换进行离散化，离散化后的被控对象为 y(k)=-den(2)*y（k-1）-den(3)*y(k-2)+num(2)*u(k-1)+num(3)*u(k-2) 始值为，kp=20， kd=0.3， ki=0.1。 (Position command for the step signal amplitude of 1.0, r (k) = 1.0. The network structure is 1-4-1, the Gaussian function parameters taken Cj = [-2-1 1 2] T, B = [0.5 0.5 0.5 0.5] T. Weight learning parameter η = 0.30, α = 0.05. PID control parameters at the beginning of each RBF network control, the controlled object is G (s) = take the sampling time is 1ms, using the Z transform discrete, discretized controlled object is y (k) =-den (2)* y (k-1)-den (3)* y (k-2)+num (2)* u (k-1)+num (3)* u (k-2) initial value, kp = 20, kd = 0.3, ki = 0.1.)

一个用于比较图像频域滤波和空间滤波效果的程序(A frequency domain filtering and spatial filtering effect of the procedure used to compare images)

pitch estimation matlab

Matlab 函数逼近与拟合... 有理函数逼近... 常用的正交多项式逼近..各种最小二乘拟合...连分式逼近... Padé逼近... 傅里叶逼近...(Matlab Function Approximation and Fitting code)

任务均分的多旅行商问题的解决办法（很有价值）(Divided equally between the mission of the multi-traveling salesman problem solution (very valuable))

matlab中回归分析常用的一些算法，编写了很久，都比较高效。(matlab regression analysis of some algorithms commonly used in the preparation of a long time, are relatively efficient.)

本文介绍了动态规划的基本思想和基本步骤，通过实例研究了利用动态规划设计算法的具体途径，讨论了动态规划的一些实现技巧，并将动态规划和其他一些算法作了比较，最后还简单介绍了动态规划的数学理论基础和当前最新的研究成果。(This article describes the basic idea of dynamic programming and the basic steps, through the case study design algorithm using dynamic programming of specific channels to discuss some of implementation of dynamic programming techniques, and dynamic programming and other algorithms are compared, finally a brief introduction The mathematical theory of dynamic programming based on the latest research results and current.)

这是一个详细的matlab中som的使用方法，每一步有详细的注解并伴有图片显示，使大家快速的入门并掌握住(This is a detailed matlab in som way to use each step with detailed comments and accompanied by pictures show, so that we can quickly get up and grasp)