毕设使用的PCA特征提取算法例程代码

实现FIR滤波器的设计，举了两个例子带通和低通滤波器，并进行了结果分析(Realization of FIR filter design, to cite two examples of band-pass and low pass filter, and results analysis)

Modified coupled map car-following model and its delayed feedback control scheme

利用古典显式方法模拟了一个二维波动方程传播过程(A propagation of two-dimensional wave equation is used to simulate the process of the classical explicit methods)

无网格伽辽金法中用到的数值积分，此程序，提供多点高斯积分，可任意选择！(element-free Galerkin method used in the numerical integration of this process, provide more Gaussian integral, can be arbitrary choice.)

信息隐藏算法lsb的matlab实现，可以实现正确的隐藏及提取(Lsb of information hiding algorithm matlab implementation, can achieve the proper extraction of hidden and)

potential distribution code (potential distribution code)

这是一个matlab代码包，里面包括一百多个数学问题的求解方法，非常实用(this package of matlab code contains more than 100 mathematical problem s solutions)

MATLAB频谱分析源代码，自己写的，配合原始数数据文件，超级详细 ，经测试可直接使用。 (MATLAB spectrum analysis of the source code, write your own, with the original number of data files, super detail, has been tested and can be used directly.)

该程序仿真了基于三相逆变器的空间矢量PWM。可以在示波器上看到线电压，相电压和滤波电压。调制指数、DC电压和频率参数可以修改。(The program simulates the vector PWM space-based three-phase inverter. You can see the line voltage, phase voltage and filtering the voltage on an oscilloscope. Modulation index, DC voltage and frequency parameters can be modified.)

This akgorithm discribes particle swarm optimization