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信号从发送者传送到接收者往往受到几种形式的变形而消弱，维纳滤波是一种从接收的原始信号中恢复信号的方法。(signal transmitted from the sender to the receiver is often some form of the deformation and weaken. Wiener filter is a reception from the restoration of the original signal signal method.)

带约束算子的粒子群算法，希望对大家的学习研究有所帮助。(Constrained PSO operator, we want to study and research help.)

matlab程序求图像的梯度，获得图像的纹理信息丰富的点或边缘点、角点等。(to get the gradient of mage, the image texture information rich points or edge, corner, etc.)

音乐起始点的检测，声音处理专家Bello教授的paper(Detection, sound processing expert Professor Bello music starting point paper)

image stegno file for color image download and use it

to read the image and crop the specified area to convert RGB image next to convert gray scale image to find the histogram equalization

空间谱估计music 谱估计方法,估计信号参数(Spatial spectrum estimation music spectrum estimation methods, estimates signal parameters)

无线信道多径传播特性仿真实验，用MATLAB编程仿真，分析无线信道多径传播特性(Radio channel multipath propagation simulation, simulation using MATLAB programming, analyzing radio channel multipath propagation characteristics)

matlab code for finding optimal values

matlab插值与拟合的m文件例程，并且，有PPT相关说明介绍(matlab interpolation and fitting routines m-files, and, with PPT-related note describes the)