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说明：  PCA人脸是识别在matlab的实现程序，包含数据库。(PCA face is to identify procedures in matlab implementation, including the database.)

matlab软件编程数字信号处理中，dft，dfs的计算函数，以后使用直接调用就可以了(matlab software programming digital signal processing, dft, dfs calculation function, for future use can be a direct call)

for creating hsmm mode, you need some initialization code. hsmm initialization code can generate your hsmm model.

matlab有关的编码规则理论。语法，编程技巧(matlab related to the encoding rules theory. Syntax, programming techniques)

基本粒子群算法的matlab源程序，适合于初学者学习的模板。(Matlab source of the particle swarm algorithm, suitable for beginners to learn the template.)

function [bestsole,bestpop]=ga_scomplex(num,bounds,ps,pc,pm,b,dtc) % GA＿scomple是基于浮点编码的单纯形遗传算法主程序 % num定义种群数量 %　bounds定义参数取值范围，格式为[Var1min,Var1max;Var2min,Var2max;…….]; %ps选择概率 %pc交叉概率 %pm变异概率 %b　变异程度系数 %dtc　迭代次数 % $Date: 2005/5/25 $(funzione [bestsole,bestpop]=ga _scomplex (num,limites,ps,pc,pm,b,dc) % GA 655343;scomple;;;;;; % num % limits23450;[Var1min,Var1max;Var2min,Var22min;;;;;]; %ps %pc %pm %b _ %dtc _ % $Data: 2005 /5 /25 $)

说明：  对振动加速度信号进行逆傅里叶变换，支持Excel和text读取，希望大家批评指正(The inverse Fourier transform of the vibration acceleration signal supports the reading of Excel and text. I hope you can criticize and correct it)

matlab对机械四杆结构的仿真动画，很难找的，很有价值。(matlab mechanical simulation of four-bar structure animations, it is difficult to find, great value.)

解PDE的经典隐式格式 很好用 微分方程数值解的实验程序(佛如 pde‘s)

时间抖动对模数转换器性能的影响,对于有效比特精度的影响(the impact of timing jitter to ADC)