selection_diversity

说明：  利用AR模型实现功率谱估计的方法，包括直接求解，L-D递推，自相关法和Burg算法。(AR model power spectrum estimation methods, including direct solving LD recursive autocorrelation method and Burg algorithm.)

详细解说了基于噪声自适应模糊选择滤波器的椒盐噪声抑制处理的原理和主要公式(Detailed explanation of the adaptive fuzzy selection filter based on noise and salt and pepper noise suppression processing principles and the main formula)

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本书是“MATLAB应用技术”系列丛书之一，以最新推出的MATLAB中的小波分析工具箱Wavelet Toolbox 3.0版本为基础。全书共分为三部分，第1部分着重介绍了小波理论基础，包括小波基础知识、连续小波变换、离散小波变换、多分辨率分析与正交小波变换、小波变换和多采样滤波器组、二维小波变换与图像处理及小波包的基本原理等；第2部分重点说明了小波分析工具箱的详细使用方法，包括图形用户接口、小波通用函数、一维小波变换的MATLAB实现、二维小波变换的MATLAB实现、小波包变换的MATLAB实现、信号和图像的降噪和压缩，以及最新的信号和图像的提升小波变换等内容；第3部分主要介绍了小波工具箱的应用基础，以及小波变换在语音和生物医学信号处理中、故障诊断中、数字水印中的应用方法。 (This book is one of MATLAB application technology Series on the latest MATLAB Wavelet toolbox in Wavelet Toolbox 3.0 version of the basis. The book is divided into three parts, Part 1 focuses on the theory of wavelet basis, including basic knowledge of wavelets, continuous wavelet transform, discrete wavelet transform, multi-resolution analysis and orthogonal wavelet transform, wavelet transform and multi-sampling filter banks, two dimensional wavelet transform and image processing and the basic principle of wavelet packet etc part 2 highlights in detail using wavelet analysis toolbox, including a graphical user interface, wavelet generic function, one-dimensional wavelet transform MATLAB realization of two-dimensional wavelet transform MATLAB implementation of wavelet packet transform MATLAB realize, signal and image noise reduction and compression, as well as to enhance the latest signal and image of the wavelet transform and other content part 3 introduces the application of bas)

拓扑优化程序 拓扑优化程序，研究生课程机械优化设计的课程大作业(Topology optimization program topology optimization program, postgraduate courses mechanical optimization design big job)

此程序简单实用，用于数据的特征提取。选取了波形因子、峭度、频段带能量百分比等时域频域特征量。(This procedure is simple and practical, for data feature extraction. Select form factor, kurtosis, band band energy percentage frequency domain characteristics.)

利用wolfe-powell准则求解函数优化问题，使用不精确搜索法寻找最优步长，仿真正确。(Wolfe-powell guidelines for solving function optimization problems, the use of imprecise search method to find the optimal step length, the simulation is correct.)

说明：  MATLAB求解偏微分方程（扩散方程）有限差分法 源程序代码(MATLAB to solve partial differential equation ( diffusion equation ) finite difference method source code)

classic beamforming: wiener-hopf,SMI,LSMI,Hung-turner projection, eigenspace-bacsed beamformer

MATLAB经典潮流计算代码，采用的是牛顿拉夫遜法，木器哦按实用最为广泛(Classic MATLAB flow calculation code, using the Newton Raphson method, the most widely used wood oh by practical)