Biomed

implementation efficient reliability ratio based weighted bit flipping

用ＭＡＴＬＡＢ　进行人脸方向识别，适合做学习模式识别以及机器学习的同学学习(Using MATLAB face direction recognition, suitable for studying pattern recognition and machine learning of students learning)

迭代生成LDPC码矩阵，初始矩阵为三行三列各元素均为1的矩阵。根据其tranner图依次迭代产生新的矩阵。(structural properties: (1)Each line is composed of p points (2)There is one and only one line between any two points (3)Each point lies on b lines (4)Any pair of lines has at most one common point )

在simulink平台搭建了有源电力滤波器的仿真模型，配电网电压为400V。可用于课程设计。(The simulation model of active power filter is built on the Simulink platform, and the distribution network voltage is 400V.It can be used for curriculum design.)

SIFT特征匹配算法是目前国内外特征点匹配研究领域的热点与难点，其匹配能力较强，可以处理两幅图像之间发生的平移、旋转情况下的匹配问题(SIFT features matching algorithm is the hot matching algorithm of feature points at home and abroad . its matching ability is strong.It can match the feature points of two images which are rotated or traslation.)

MATLAB系统仿真实例教程MATLAB simulation examples tutorial(MATLAB simulation examples of MATLAB simulation examples tutorial tutorial)

hht 一种改进希尔伯特黄变换的信号处理相关资料，HHT 在对非线性非平稳的信号进行处理的相关资料(hht )

此为《MATLAB教程》的第三章：矩阵运算。该书内容翔实，深入浅出，不可多得。(This is the MATLAB Guide Chapter III: matrix calculation. Book is informative, easy, hard to come by.)

说明：  一些比较不错的小波变换里例程，有需要的下吧。(some good wavelet transform Lane routines that are needed are you.)

watermarking 提取算法的实现 (watermarking wavelet)