MATLABshuangfengganshe

Jacobi 方法，利用平面旋转矩阵所构成的正交相似变换将对 对称矩阵化为对角型的方法(Jacobi method, the use of planar rotation matrix by orthogonal similarity transformation consisting of the symmetric matrix into a diagonal-based method)

this file contains some m-files about calculating the fractional fourier transform

segmentation tools for segmention lazy snaping

pca（主成分分析）matlab实现，可以有效的提取数据的主元成分，降低数据矩阵的维数。(pca (Principal Component Analysis) Matlab implementation, can effectively extract data in the main ingredients, reduce the dimension of the data matrix.)

this file is optimization with genetic algorithm

NUMERICAL OPTIMIZATION: This is steepest descent method with constant step length to find the minima of f(x, y) = xy exp(− 2x^2 − y^2 + 0.3y) Graphical represxentation in 5 ways of solution, simple and clear explained. (NUMERICAL OPTIMIZATION: This is steepest descent method with constant step length to find the minima of f(x, y) = xy exp(− 2x^2 − y^2+ 0.3y) Graphical represxentation in 5 ways of solution, simple and clear explained. )

Watershed transform segmentation des images avec ligndes de patrage des eaux over segmentation LPE

说明：  reyleigh信道模型，该模型介绍了6种不同的建模方式，以及检测信道正确与否的方法，包括单径和多经(reyleigh channel model, the model introduced six different modeling methods, and detection Channel correct methods, including single-and multi-Drive by)

用matlab实现的时域有限差分法程序，模拟了金属槽的电势分布。(Matlab implementation of the finite difference time domain method program to simulate the potential distribution of the metal tank.)

在bolb detection中用于圆圈的显示(show circles in the blob detection)