costas

Mex file for the matlab users

说明：  聚类方法中的K-means实现，用matlab语言实现的聚类(Clustering of K-means implementation of the cluster with matlab language)

Numerical Recipes The Art of Scientific Computing 3rd by William H. Press, Cambridge University Press 0521880688 2007.pdf

数据标准化处理函数，输入待处理矩阵，参数dim默认或取1，对列进行标准化处理，dim取2对行处理(Standardized data processing functions, input matrix to be processed, the default parameters, or to take a dim, standardization of columns, dim to take two pairs of line processing)

用于图像的压缩，可以处理许多的图像问题，好可以节省很大的内存和空间(press)

图像处理的霍夫变换程序，采用M语言编写，对数字图像进行直线追踪(HOUGHLINES- detects lines in a binary image using common computer vision operation known as the Hough Transform. )

基于微分器的PID控制matlab文件.控制器的函数微分器的s函数仿真模型(Based differentiator PID control matlab file. The controller function differentiator s function simulation model)

matpowe7.0,Open source software, no modified version downloaded from the official website,the new MOST can calculate timing OPF,but the DC model may not be accurate

说明：  能进行格里高利历、儒略日、GPS时、年积日的转化。(Conversion the Gregorian calendar, Julian Day and GPS)

线性四面体元的有限元分析可直接利用的函数，包括求刚度矩阵，求体积，求整体刚度矩阵等，有重要的利用价值(Linear tetrahedral element finite element analysis can be directly used for functions, including seeking stiffness matrix, the volume demand, the global stiffness matrix of such demand, there is significant value in use)