chap1_1

it is used to extract features from a given speech signal

随机过程中利用生灭过程对于不同的排队方式进行效率讨论(Random process using a birth-death process for different queue mode efficiency discussion)

说明：  用相位差法实现正弦信号的相位估计，分析snr和FFT长度的影响。(failed to translate)

选拨赛数学建模题目-网络谣言的传播模型。文件中包括题目、参考文献和matlab代码。basic.m中是最简化的模型，extend1.m中更进一步，算法中引入老年人和年轻人的活跃程度和对谣言的易信度的不同，beacons.m中再进一步引入网络警察角色来演化谣言的传播。(American Mathmetical Modeling Competition. Title:Spread of Internet Rumours.The file inclueds the title document,the reference literature and the MATLAB code.)

带通和带阻滤波器的设计，包含原始信号，编码，以后仿真之后的信号(a design for filter,and including original signal and the image after simulation.)

一篇很好的将滑模控制与扩展卡尔曼控制结合的控制策略文章。(A very good text with SMO and EKF about PMSM )

Display the analytic solution of the 2D Helmholtz equation for a dielectric cylinder (i.e. the scattered field and the transmitted field). You can specify the following parameters: radius, wave number outside and wave number inside the cylinder.

Edge detection is a feature of this Code and you can find out the edges of an image seamelessly using matlab by this code

Eulers Method Ordinary Differential Equations

说明：  MATLAB编写的经典粒子群程序，实现最基本的函数优化功能。(MATLAB program written in the classical PSO, to achieve the most basic function optimization.)