ulawcompander.m

说明：  数字水印的嵌入和检测，dct， 作者Mao Li Purpose:an algorithm to achieve the embeding watermarking to a image by dct bloking and hvs,then detect the watermarking by comparability. (digital watermark embedding and detection, Copy, the writer Mao Li Purpose : an algorithm to achieve the embeding watermark ing to a image by Extra bloking and hvs. then detect the watermarking by comparability .)

greypred.rar用于GDP预测，较为精准，误差小，程序简单，容易操作，实用。是很好的预测程序。(liner fit)

说明：  基于电力系统节点无功电压控制灵敏度，电气距离的聚类分析(Cluster Analysis of Reactive Power and Voltage Control Sensitivity and Electrical Distance of Power System Nodes)

输入线性方程组的增广矩阵，运行就能求解出方程解~(Input linear equations augmented matrix, run out the equations can be solved ~)

matlab程序源代码，能够正确实现，最近邻分类(matlab program source code, to be able to correctly implement the nearest neighbor classifier)

这是用MATLAB仿真平台，实实现无线传感器网络定位算法仿真。 (This is the real implementation of the wireless sensor network localization algorithm simulation using MATLAB simulation platform.)

对数字信号处理的函数,包括FFT和巴特沃斯滤波函数。(function for digital signal processing using Matlab)

说明：  信号特征提取matlab实现代码，包括时域、频域、时频域分析。具体使用根据自身需要改进。(Signal feature extraction matlab code, including time domain, frequency domain, time-frequency domain analysis. Specific use according to their own needs to improve.)

function PSNR2 = psnr(I,I_iter) 计算峰值信噪比 I : 原始信号 I_iter : 加噪信号(function PSNR2 = psnr (I, I_iter) calculate the peak signal to noise ratio I: the original signal I_iter: adding noise signal)

Adaptive filter 三种演算法RLS,LNS sign error LMS(three RLS algorithm. LNS sign error LMS)