频谱感知-能量检测法代码

使用matlab软件处理脑电信号处理eeg。使用morlet小波进行小波变换，并画出它的时间频率能量图。

alternating direction method of multipliers优化算法讲解OutlineDual decompositionMethod of multipliersAlternating direction method of multipliersCommon patternsExamplConsensus and exchangeConclusionsDual decompositionDual problemp convex equality constrained optimization problemminimizesubject to Ax= 6e Lagrangian: L(a, g)=f(a)+y(Ac-bdual function: g(y)=infx L(, g)e dual problem: maximize g(g)recover x*=argminL(, y*)Dual decompositionDual ascentgradient method for dual problem: y+l=yk +aVg(yky ")=A c-b, where a= argmin L(a, y")b dual ascent method isk+1gminz L(a, yk/-minimization(Axk+I-b)// dual updateworks, with lots of strong assumptionsDual decompositionDual decompositione suppose f is separablef(x)=f1(x1)+…+fN(xN),x=(x1Nthen L is separable in x: L(a, y)=L1(a1, 3)+...+Ln(N, 3)-y bLi(ai, y)=fi(ai)+y Aiaie -minimization in dual ascent splits into N separate minimizationsk+1argmin Li(li, y)Which can be carried out in parallelDual decompositionDual decompositiondual decomposition(Everett, Dantzig, Wolfe, Benders 1960-65k+1argLi(ei, y)N A: k+scatterupdate i in parallel, gather Ai k+solve a large problemby iteratively solving subproblems(in parallel)dual variable update provides coordinationworks, with lots of assumptions; often slowDual decompositionOutlineDual decompositionMethod of multipliersAlternating direction method of multipliersCommon patternsExamplConsensus and exchangeConclusionsMethod of multipliersMethod of multipliersa method to robustify dual ascentb use augmented Lagrangian(Hestenes, Powell 1969),p>0(, y)=f(c)+y(Ax-b)+(p/2)Acmethod of multipliers( Hestenes, Powell; analysis in Bertsekas 1982)k+1argmin Lp(a, yD(A.(note specific dual update step length pMethod of multipliersMethod of multipliers dual update stepoptimality conditions( for differentiableAcx-b=0, Vf(a*)+A(primal and dual feasibility)Since ah+1minimizes Lp(a, y)k+1 kf(x4+1)+A7(y+p(AVxf(at)+adual update yti=y+p(k+1k+1dual feasibleprimal feasibility achieved in limit: A k+I-b>0Method of multipliers

基于opencv实现的surf算法代码 最终输出左右影像特征点图、匹配连线图以及良好匹配点的坐标txt文件

用WPF做的报表控件，小巧但实用。能够自定义表头，导出Excel表格和打印。

这里我们实现了对QPSK调制方式的simulink仿真建模。里面涵盖了对QPSK调制的眼图以及星座图的分析。从这个例程中，我们可以了解QPSK的调制方式以及性能分析。

zlib和libpng源码zlib1.2.3.0libpng1.2.35

一个简单的基于C#的人事工资管理系统的实现，数据库使用的是Sql Sever2005。实现了工资考勤等简单的管理

基于联通区域的matlab图像分割，对提取树叶上的害虫等的轮廓或纹理特征有独到的效果

Victor C.Chen 《雷达中的微多普勒效应》（The Micro-Doppler effect in Radar）英文原版书籍PDF,我在学习时发现国内翻译版本里有许多错误，公式有误，建议还是看英文原版的

模拟清扫机器人搜寻垃圾，以MATLAB作为仿真环境，实现算法设计