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this is a matlab code of the method of visual cryptography based in the shadows method of Visual Cryptography, Moni Naor, Adi Shamir.

creates a minimum phase wavelet for impulsive sources

调用MATLAB工具箱分解信号 小波的一维分解(Calling MATLAB toolbox decomposed signal one-dimensional wavelet decomposition)

数学建模定阶程序，最小二乘，递推最小二乘，增广矩阵法，信噪比的程序(Mathematical modeling of order determination procedure, least squares, recursive least squares, the augmented matrix method, the program signal to noise ratio)

基于DV-Hop的定位算法，利用三边测量以及极大似然估计法实现定位，误差较低，有误差分析图。(Based on DV-Hop localization algorithm, using trilateration and maximum likelihood estimation method to achieve localization, lower error margin of error analysis chart.)

本程序为《自适应信号处理》（王永德等译，机械工业出版社）书中101下图LMS/Newton算法和LMS算法比较的源程序，仿真效果和书上一致(This program is " adaptive signal processing" (s Acoustic other translation, Mechanical Industry Press) book 101 The following diagram LMS/Newton algorithm and the comparison of the source LMS algorithm, the simulation results and the same book)

ramp generator program and IFOC

说明：  高斯过程小例子，提供三种不同协方差函数，选择不同协方差函数，设定样本之后，对高斯过程采样，画出3d图(Gaussian process small example, offers three different covariance function, choose a different covariance function, after setting the sample, the sampling of the Gaussian process, draw 3d Figure)

基于DCT离散余弦变换的JPEG数字图像压缩MATLAB程序。(Discrete cosine transform DCT-based JPEG image compression MATLAB.)

用mathlab7.0编码，实现分布式电源接入对配电网电压，网损影响仿真，并以IEEE33节点为例说明。代码可直接运行(Mathlab7.0 coding to achieve the access of distributed power distribution network voltage loss affect the simulation, and IEEE33 node example. Code can be run directly)