SURF

说明：  PI调节器参数的直流双闭环仿真程序，参数需要调节，网友学习交流matlab程序代码(DC PI regulator parameter double loop simulation program, the parameter adjustment is required, users learn communication matlab code)

利用全变差对灰度图像和彩色图像进行去噪处理(tvdenois Total variation grayscale and color image denoising,matlab program)

A robust watermarking method for copyright protection of digital images using WT

用功率谱的方法求系统频率特性，采用MATLAB仿真，输入信号为Chirp信号和Multitone信号。(Using power spectrum method for frequency characteristics of the system using MATLAB simulation, the input signal for the Chirp signal and Multitone signal.)

本代码是数理统计与MATLAB工程数据分析一书中第8章的原代码，对本章学习有很大帮助。(This code are of mathematical statistics and MATLAB data analysis project, a book in Chapter 8 of the original code, the study of this chapter are very helpful.)

This file is used to get the graphical plot of results using the Particle swarm Optimazation

介绍了直接序列扩频通信的理论基础和模型,并通过MATLAB提供的Simulink仿真平台对直扩通信系统进行了仿真。()

可以实现裂缝介质的岩石物理模型正演，matlab编写，很珍贵的资料，请珍惜(Rock physics models for cracked media)

qam modulation is done using simulink model in this document. hope u get knowledge

在AWGN信道下采用BPSK调制，对于一个给定生成矩阵和union bound的线性码，我们得到求解其重量分布的方法。。(Compute the weight distrubution of a linear code given its generator matrix and the union bound on its performance with BPSK modulation over an AWGN channel.)