pso_3

PHDIFF函数是matlab函数，用于寻找两个震荡子的相位差(Matlab function PHDIFF function is used to find find the phase difference between two oscillations.)

Intersection surface drawing.

说明：  三维双凹激光振荡，采用菲涅尔衍射和fox-li方法，得到两维幅度和相位输出。(Three-dimensional double-concave laser oscillation, using Fresnel diffraction and the method of fox-li, the two-dimensional amplitude and phase output.)

IIR滤波器设计，包含切比雪夫，巴特沃兹，椭圆等滤波器matlab代码。可直接运行。(IIR filter design, including Chebyshev, Butterworth, oval filter matlab code. Can run.)

MATLAB数字图像处理（张德丰）_书上源代码(MATLAB image processing (Zhang Defeng) _ source book)

CDMA users BER analysis

用双线型描述系统，并且使系统的模型具有良好的鲁棒性(Described by bilinear system, and the system model has good robustness)

trial code for vocal tract shape estimation .

poiseuille流，LBM方法matlab实现(poiseuille flow, LBM method matlab realize)

说明：  编了一个用C++程序实现BP网络的异或问题。(compiled a C program BP network problems or differences.)