A-picture-in-a-letter

MATLAB基础教程，找了好久的，入门的抓紧学了啊(matlab_basic_book)

Topological derivative Segmentation

逐行读取GPS观测文件中的信息，实现提取站坐标，L,P观测值等各项观测值，生成一个观测值矩阵。(GPS observation file line by line to read the information, to achieve extraction station coordinate, L, P observations and other observations, to generate a matrix of observations.)

用matlab仿真的空时分组码2根发射天线一根接收天线(Matlab simulation using space-time block codes two antennas a receiving antenna)

this code is for k-mean algorithm

说明：  基于小波变换的图像降噪处理及实现程序的源代码(Image denoising based on wavelet transform processing and realization of the program source code)

利用高阶模糊函数算法，对线性调频信号传播过程中的非线性问题估计并校正(The use of higher-order ambiguity function algorithm for linear frequency modulated signal propagation in nonlinear estimation problem and correct)

equalizer respone for channel F1(Z)=.1Z^2-.25Z^1+1-.25Z^-1+.1Z^-2 for zfl with tap=7,9,15

说明：  基于粒子群的改进K均值聚类算法源代码。适用于MATLAB7.1。(Improved PSO-based K means clustering algorithm source code. For MATLAB7.1.)

理解快速傅里叶变换和反变换的好资料，是在MATLAB环境下联系的例子 (it is a good materials of understand the fast Fourier transform and inverse transform.)