kalman

these are matlab code for communication

四乘四的MIMO系统模型的仿真，介绍了系统的传输特性。(Four by four of the MIMO system model simulation, introduce the system of transmission characteristics.)

说明：  计算不同采样率的两个地震道的互相关函数，两个地震道的采样是不一样的。(Different sampling rates of the two seismic cross-correlation function)

rot13 password hashing algorythm for use as you please have fun

各类模糊控制程序，适合做锅炉系统的来做，希望对大家有用。(FUZZY CONTROL)

function [r_path, r_cost] = dijkstra(pathS, pathE, transmat) The Dijkstra s algorithm, Implemented by Yi Wang, 2005 This version support detecting _cyclic-paths_

使用MATLAB程序实现主成分分析算法的计算和演示代码(the matlab code for mca)

说明：  该程序实现OFDM系统中块状导频的信道估计，块状导频用于时变较慢的多径信道，可以估计出每个载波上的信道传输情况。(The programme realizes channel estimation with block pilots.)

查找图像直方图波谷，用低通滤波方法去除毛刺，求导方法求峰值，可能有相位滞后(find the valley of a histogram)

包含matlab常用图像操作，概括全面，包含读写图像文件、图像的显示等(Contains matlab common image manipulation and comprehensive summary, including reading and writing image files, image display, etc.)