jizu

ML estimation of frequency synchronization

Given a matrix the result its the Invert matrix

基于matlab采用匹配滤波器实现的PN码捕获与跟踪，对学习PN码捕获的朋友很有帮助(Matlab using matched filter based on the PN code acquisition and tracking, PN code acquisition in learning helpful friend)

所给程序中，先给出一副原始图像，在其中添加椒盐噪声，然后用几种方法进行平滑滤波，包括邻域均值法，邻域中值滤波和K邻域均值滤波，其中的K邻域均值滤波所选掩膜为3*3，K值取5，图片选用board.ti。(Given program, the first is given an original image, in which the added salt & pepper noise, and then use several methods of smoothing, including the neighborhood average method, o-field value filtering and K neighborhood mean filter, where K o domain mean filter mask for the selected 3* 3, K value of taking five, picture selection board.ti.)

舵机的具体控制，方法简单实用，程序量小，经调试好使。(The specific servo control method is simple and practical procedures for a small amount so that by the debugging.)

in this program I have deduced dimension of iris data with PCA

利用小波分析方法进行表面肌肉电信号的时-频率分析，从而得出一系列评价肌肉疲劳的指标(Surface muscle electrical signal when using wavelet analysis method- frequency analysis, to arrive at a series of evaluation of muscle fatigue indicators)

聚类分析 Clustering 可以用来做聚类分析图，有实例(Clustering)

voice activity detection using pre-emphasize energy ratio

analogue model of boost convertor, for high volatge regulation