粒子群算法之一，可在matlab中运行-PSO

These are little problems solved in Matlab refering to prediction of population

matlab计数器，一个小程序，供学习者用(matlab counter, a small program for learners with)

南极三维坐标转换算法,三维平面坐标系到极方位等角坐标系(3d coordinate system transform of antarctic)

This is a supervised classification code

duda 模式分类 第五章 上机练习代码（原创，不是网内流传的官方工具箱，比较全，大部分已调试）对应课后题的题号(Pattern Classification 2nd CH5 code practice)

software isotypes 8583

利用matlab语言实现递推最小二乘算法，里面包含程序运行时的xls数据(Matlab language implementation using recursive least squares algorithm, which contains the program runs when the xls data)

这是一篇分析了几类非高斯噪音模型的文章，对每种模型都进行了细致的分析(This is an analysis of several kinds of non Gauss noise model of the article, for each model are analyzed in detail )

现代信号处理书里面的仿真程序，初学者可以看看(Book of modern signal processing inside the simulation program, beginners can take a look)

按照给定指标采用模拟低通滤波器（巴特沃思低通）去逼近理想模拟低通滤波器 ，然后通过双线性变换法对模拟滤波器进行数字化，得到数字滤波器 。(Indicators in accordance with a given analog low-pass filter (Butterworth low-pass) to approximate the ideal analog low-pass filter, and then through the bilinear transformation method of digitizing analog filters, the digital filter.)