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用快速傅里叶变换进行电力线谐波分析的一篇文章，大家可以看看(Fast Fourier Transform with the power line harmonic analysis article, we will look)

pso算法，比较好的算法，简单，可以用于多目标优化(pso algorithm, a better algorithm, simple and can be used for multi-objective optimization)

本文主要是介绍GAMBIT建模的基元和过程(GAMBIT modeling are introduced and the process of primitive)

使用有限元方法对平面进行网格划分 附有程序使用说明(Plane using the finite element method to mesh with program instructions)

处理相干斑的程序，可以借鉴和学习。经过本人编写(Speckle processing program, you can learn from. After I write)

KSVDBox - Implementation of the K-SVD and K-SVD denoise algorithms.(K-SVD dictionary training. ksvd - K-SVD dictionary training. Signal denoising. ompdenoise - OMP denoising. ompdenoise1 - OMP denoising of 1-D signals. ompdenoise2 - OMP denoising of 2-D signals. ompdenoise3 - OMP denoising of 3-D signals. ksvddenoise - K-SVD denoising. Overcomplete DCT dictionary. odctdict - Overcomplete DCT dictionary. odct2dict - 2-D overcomplete DCT dictionary. odct3dict - 3-D overcomplete DCT dictionary. odctndict - Multi-dimensional overcomplete DCT dictionary. Demonstrations. ksvddemo - K-SVD training demonstration. ksvddenoisedemo- K-SVD denoising demonstration. Miscellaneous. showdict - Display a dictionary of image patches. ksvdver - K-SVD toolbox version information.)

tes for 70-200 tes for 70-200 tes for 70-200

cholesky分解，可以放心的使用，已经调试正确了(cholesky decomposition, you can safely use, has the right of the debugging)

基于菲涅尔-基尔霍夫衍射积分公式的光束传播及衍射计算(Beam Propagation and Diffraction Calculation Based on Fresnel- Kirchhoff Diffraction Integral Formula)

Fs = 100000 t = 0:1/Fs:.00296 x = 1-cos(4*pi*t) cos(2*pi*t*200) h = spectrum.welch Instantiate a welch object. psd(h,x, Fs ,Fs) Plot the one-sided PSD