基于FPGA的QPSK调制解调器的设计

针对无约束求优问题，利用MATLAB语言编写的powell共轭方向法的算法程序以及非常详细的解释

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

LSB数字水印的matlab源程序，有三个文件，一个嵌入水印文件，一个提取水印文件，一个为计算PSNR的文件。这次是对上次的改进。测试通过，没问题

通过该Matlab程序可以求取用于描述图像纹理特征的灰度共生矩阵参数（能量、熵、惯性矩、相关性）。可以分别求取0,45°,90°,135°方向上的特征参数，同时可以求出这些特征参数的平均值与标准差。

基于C++和数据库SQL server开发的商品销售管理系统（含有源程序）

matlab源代码+指纹库，matlab GUI完整，运行ok！！！！

对心电信号进行降噪处理后，提取P、Q、R、S、T特征值及心律HR等18个特征值

复杂网络的基于matlab的网络基本模型，用matlab仿真复杂网络的同步

abaqus的车削仿真实例inp文件，推荐新手参考

C# ZedGraph实时多条曲线数据更新实例 具体 可以参考https://www.cnblogs.com/JiYF/p/11182658.html这里去查看效果 主要代码已说明，看懂就不要下载了，没有积分博客留言，给出邮箱，我给你发。