PCA

使用matlab根据50倍Q值的有源滤波器的传输函数设计各个参数跟带通滤波器的中心频率关系的M文件，可供调用(Q using matlab under 50 times the value of the transfer function of active filter design of the various parameters of band-pass filter with center frequency of the relationship between M-files are available for calls)

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.)

说明：  V2G系统simulink仿真图以及电动汽车充电和放电图，内容齐全(V2G system simulink simulation diagram and electric vehicle charging and discharging diagram, complete content)

matlab back propagation algorithm

说明：  again other methods for clustering

说明：  该仿真模型仿真了异步电机发生三相短路时，线路中三相电压及电流的变化(The simulation model to simulate the three-phase induction motor short circuit occurs, the line in the three-phase voltage and current changes)

2 D Navier Stokes Equation

数字细化完整代码，分模块细化，可用于数字识别(License plate number of refinement code)

PID控制器的模型仿真，结果三环的仿真正确(PID controller model simulation, the results of three-ring of the simulation correctly)

最速下降法求解非线性方程组，此程序求解了【6x-sin（y）-50=0 cos（x）-4y-70=0】这一方程的解，大家可以把方程组改换，应用于自己的题目，例子。(Steepest descent method for solving nonlinear equations, this procedure solved 【6x-sin (y)-50 = 0 cos (x)-4y-70 = 0】 solution of this equation, we can change the equations, applications in their own subject, example.)