pso_pid

一维边值问题线性有限元数值解法的matlab程序。有详尽的算法分析，程序注释清楚。适用于有限元方法的初学者，能帮助读者加深对基本概念的理解。(one-dimensional linear boundary value problems finite element numerical solution of Matlab procedures. A detailed analysis of algorithms, clear procedures for the Notes. Application of the finite element method in the beginners will help readers to better understand the basic concepts.)

说明：  采用聚类的方法对路标进行提取，效果不错。(The method of clustering is used to extract road signs, and the effect is good.)

说明：  LMS算法的MATlab仿真分析，结果表明LMS算法有较好的噪声消除效果！(LMS algorithm MATlab simulation results show that the LMS algorithm has better noise reduction effect!)

MOPSO算法，加注释并且可以跑通，加测试函数，初学者学习很方便(MOPSO algorithm, annotated and run, and test function, it is convenient for beginners to learn)

广义S变换及其逆变换，用于对非平稳信号进行时频分析，研究信号的频域特征随时间的变化情况(The generalized S transform and its inverse transform are used to analyze the time-frequency of nonstationary signals and study the change of frequency domain characteristics with time.)

Test k-means on 2-D data

二维无限长介质圆柱、椭圆柱、方柱、三角柱 TM极化下的电磁流分布和双站RCS计算(矩量法) 参考文献：哈林登《计算电磁场的矩量法》第三章 点选配(Two-dimensional infinite dielectric cylinder, elliptical cylinder, square columns, triangular prism TM polarization of the electromagnetic flow distribution and bistatic RCS calculations (method of moments) References: Halin Deng, " Method of Moments electromagnetic field calculation," Chapter Select with)

轨道不平顺的matlab代码，包括竖向和水平向两个代码文件。读入的为要求轨道长度，时间，时间间隔。简单(Matlab code track irregularities, including vertical and horizontal to the two code file. Read for requirements of rail length, time, time interval. simple)

说明：  学习C调用Mathematica内核函数的一个例子,包括计算和图形接口.(Learning C calling Mathematica kernel functions with examples, including computing and graphics interfaces.)

tigth subplot in figures