Cvx solved nan

Author: wiws

August undefined, 2024

WebCVX functions via incompletely speciﬁed problems implement in cvxwith function cvx_optval = phi(x) cvx_begin variable z; minimize(f0(x, z)) subject to f1(x, z) <= 0; ... WebThe values of any dual variables are replaced with NaN, as the dual problem is in fact infeasible. For unbounded problems, CVX stores an unbounded direction into the …

Why does the solution contains NaN or inf while the cvx_status

http://web.cvxr.com/cvx/beta/doc/solver.html WebMar 5, 2024 · I had solved the convex problem by using SDPT3 and SEDUMI, when I added the following codes the cvx_status changes to Failed. The code is below: nStops = 3; w_k = [400 0 0; 0 0 400]; start_time= [2,3,5]; end_time = [5… ind tesco

Cvx is returning NaN as output - CVX Forum: a community-driven …

WebMar 15, 2024 · Because rel_entr is used with a CVX argument, the problem has either been solved with CVX"s Successive Approximation Method, CVXQUAD, or Mosek native exponential cone. The best method is Mosek native exponential cone, which is automatically invoked if CVX 2,2 is used with Mosek 9.x. That is the best method. WebNov 6, 2024 · The value of some CVX variables is NaN. Fortunately, this problem can be solved by CVX, so I wonder if the initial value is right. Mark_L_Stone (Mark L. Stone) … WebJan 22, 2024 · B*S = H satisfies the constraints in your CvX program. if that is not an acceptable solution, then you need to change to a different problem formulation. I don’t understand the notation in the image and have no idea what the formulation in the image is doing, but your CVX formulation is different. ind test squad vs sa

Disciplined Convex Programming and CVX - Stanford University

CVX status failed - CVX Forum: a community-driven support forum

WebJan 11, 2014 · The values of cvx_optval and primal and dual variables are filled with NaN. This result can occur because of numerical problems within SeDuMi, often because the … http://cvxr.com/cvx/doc/solver.html ind test teamWebDec 8, 2024 · The results of optimization variables nu1,nu2,nu3 and nu4 are all NaN,and the following prompt message appears: Redundant equality constraints detected. ** CVX cannot solve this problem; but it is likely infeasible.** Status: Overdetermined Optimal value (cvx_optval): NaN nu1 = NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN … ind tev procedure

"WebDec 19, 2024 · cvx_begin variable cauy (M,K) value = cvx (zeros (1,K)); for k=1:K value (k) = log (sum ( (cauy (:,k).^0.5).*Gammaa (:,k))); end min_value = min (value (:)); maximize (min_value) subject to for m=1:M (cauy (m,:)).*Gammaa (m,:) == 1; end cvx_end Anyone who can help me？ Is my code wrong? I will appreciate it. " - Cvx solved nan

Cvx solved nan

Though CVX accepts the problem, it returns NaN as the cvx_optval

WebJan 24, 2024 · The final values of p after the cvx has been solved, are always greater or equal to zero (which has been set as one of the constraint) and the maximum value I … WebNov 20, 2024 · Why sometimes if I add constraints in the CVX problems, the optimal solution will be NaN and it can’t be continued? Mark_L_Stone (Mark L. Stone) November 20, 2024, 12:36pm 2

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WebMay 3, 2024 · %cvx_solver SeDuMi cvx_expert true variable p ( d ); maximize (f ( p )); subject to g ( p ) <=1; cvx_end % d is the dimension where g ( p ) = norm (p (1:end-1),2) + 1/N * sum (log (exp (-Y. X p) + 1)) and f ( p ) = dot (p,q) for some given direction q, mostly a … WebMay 10, 2024 · Part of me wants to close this issue since there was malformed input, but it would be nice to know how the solver status is being reported as optimal with NaN …

http://cvxr.com/cvx/doc/solver.html WebApr 14, 2024 · When one CVX problem (outer for loop iteration) fails, the variable values are populated with NaN. When you use this variable value as input data for the next CVX …

Web1.1 What is cvx? cvx is a modeling system for disciplined convex programming. Disciplined convex pro-grams, or DCPs, are convex optimization problems that are described using a limited set of construction rules, which enables them to be analyzed and solved eﬃciently. cvx can solve standard problems such as linear programs (LPs), quadratic ...

WebFeb 16, 2016 · primal objective value = NaN dual objective value = -5.57119121e+05 gap := trace (XZ) = NaN relative gap = NaN actual relative gap = NaN rel. primal infeas (scaled problem) = NaN rel. dual " " " = 2.69e-11 rel. primal infeas (unscaled problem) = 0.00e+00 rel. dual " " " = 0.00e+00 norm (X), norm (y), norm (Z) = NaN, 4.4e+04, 6.3e+04

WebJan 10, 2024 · CVX Warning: Models involving “log” or other functions in the log, exp, and entropy family are solved using an experimental successive approximation method. This method is slower and less reliable than the method CVX employs for other models. Please see the section of the user’s guide entitled The successive approximation method ind terminal mapWebMay 9, 2024 · I have a code where cvx returns NaN as output. However if I either change the solver or change the cvx_precision parameter it runs great. There have been … ind. that deliverWebNov 22, 2024 · I suggest for every instance of log and exp in your CVX program, just prior to the statement in which it appears, examine the argument of log and exp by typing the … lofts york paWebFeb 17, 2014 · I am experiencing an issue where my problem can be solved by the two solvers shipped with CVX 2.0 b, but not with ECOS. Below is the output from CVX for … loft synonymWebApr 22, 2024 · Optimal value (cvx_optval): NaN. I also tried SEDUMI mode but the result is CVX Warning: Models involving “log” or other functions in the log, exp, and entropy. … loft tamanWebDec 17, 2024 · It can be solved by CVX just fine, but as this is a beamforming problem, the output showed that constraint a w^H = 1 was not enough to make sure the main beam to steer at the angle where I interested. ( a is the manifold of the angle we interest in.) loftswoodWebAug 13, 2024 · Failed status and optimal value NAN in convex problem. dariush (dariush) August 13, 2024, 3:41pm 1. I had solve the convex problem, when I added the following codes the cvx_status changes to Failed. objfunc=cvx(zeros(N,K,M)); ... Solved Optimal value (cvx_optval): +63.4101 ... ind test championship