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一些MATLAB练习用的小代码.均为M文件。全是本人学习时写的。有注释。绝对原创。(MATLAB exercises with some small code. Are M documents. Learning all the time I wrote. Annotated. Absolutely original.)

该程序描述了一种椭圆拟合算法，能够有效拟合椭圆图形。(This file is a ellipse fitting algorithm.)

求pp波和ps波反射系数。。。。。。。。。。。。。。。。(Seeking pp wave and ps wave reflection coefficient)

SVM的多类分类算法，可用于多类分类，里面有详细的例子(multi-class classification by SVM)

本例用五点差分法求解一个二阶偏微分方程，其间用CG法处理，此实验可分别选取N=4，8，16，32(This example uses a five-point difference method for solving second order partial differential equations, during treatment with CG, were selected for this experiment can be N = 4,8,16,32)

单一螺旋线与平面交点个数的算法问题。从不同情况下计算了交点个数。(Single spiral plane intersection of the number of algorithmic problems. From the intersection number is calculated under different conditions.)

介绍一个应用matlab进行多元线性回归的实例(A document applied for Multiple Linear Regression .)

基于Heeb监督的单神经元自适应PID控制器S函数程序(Heeb supervision based on single neuron adaptive PID controller function S procedures)

主成分分析的代码，数据处理的必备，方便实用！！(Principal component analysis of the code, the data processing required, convenient and practical! !)

人口增长（动物繁殖）模型，确定种群的固有增长率和稳定分布，建立稳定收获模型。 (it is about a model of population increasing)