s1 = l1eq_pd(s2,Theta,Theta',y,5e-3,20);这行代码是使用 L1-magic工具箱(一个专门用于解决稀疏重构问题的 MATLAB 工具箱)来求解压缩感知(Compressed Sensing)问题的一部分。在上述代码中,具体使用的是基于原始-对偶内点法(Primal-Dual Interior-Point Method)的L1范数最小化算法,目的是求解等式约束下的L1最...
functionxp = l1eq_pd(x0, A, At, b, pdtol, pdmaxiter, cgtol, cgmaxiter) largescale =isa(A,'function_handle'); if(nargin< 5), pdtol = 1e-3;end if(nargin< 6), pdmaxiter = 50;end if(nargin< 7), cgtol = 1e-8;end if(nargin< 8), cgmaxiter = 200;end N =length(x0)...
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(-BX1)/L1*T1-(-2.5-BX2)/L2*T2-(2.5-BX3)/L3*T3;eq2=y-(5/sqrt(3)-BY1)/L1*T1-(-2.5*sqrt(3)/3-BY2)/L2*T2-(-2.5*sqrt(3)/3-BY3)/L3*T3;eq3=z+9.8-(1.5-BZ1)/L1*T1-(1.5-BZ2)/L2*T2-(1.5-BZ3)/L3*T3;[T1 T2 T3]=solve(eq1,eq2,eq3,'T1','T2','T3');怎...
利用Matlab语言针对"Gibbs现象",进行计算机仿真研究 ,仿真结果与理论分析完全一致 ,从而在实验意义上证明了"Gibbs现象".为类似问题的研究提供了思路 .西安石油学院学报李彦,王国红,卢虎. 基于MATLAB的"Gibbs现象"的仿真研究[J].西安石油学院学报(自然科学版),2000,(03):54-55.doi:10.3969/j.issn.1673-064X....
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Error in m20 (line 7) t = ndata(:,1); Vab = ndata(:,2); VR = ndata(:,3); Ir = VR/45; Here is the code: ThemeCopy function m20 clc h = figure; set(h,'position',[10,10,600,680],'numbertitle','off','color', 'w') ndata = xlsread('..\PD\Vab_Vr\...
(-BX1)/L1*T1-(-2.5-BX2)/L2*T2-(2.5-BX3)/L3*T3; eq2=y-(5/sqrt(3)-BY1)/L1*T1-(-2.5*sqrt(3)/3-BY2)/L2*T2-(-2.5*sqrt(3)/3-BY3)/L3*T3; eq3=z+9.8-(1.5-BZ1)/L1*T1-(1.5-BZ2)/L2*T2-(1.5-BZ3)/L3*T3; [T1 T2 T3]=solve(eq1,eq2,eq3,'T1','T2','T3')...