Questions tagged [cvx]

a MATLAB-based modeling framework for convex optimization.

30 questions
1
vote
2 answers

How to represent weighted nuclear norm of matrix variable X and minimize it by CVX function, or solve it by other possible packages

I want to minimize $f(x) = \mathrm{Tr}(\sqrt{\mathbf{X}^{T}\mathbf{X}}\mathbf{A})$, where $\mathbf{X}$ is an matrix variable of dimension $d \times d$, and $\mathbf{A}$ is a known matrix. I tried the following code: cvx_begin variable x(d,d) …
Excalibur
  • 113
  • 4
0
votes
1 answer

Positive definite matrix in CVX

I'm trying to use CVX to solve SDP problem. I have a constraint with positive definite matrix, but if i read the document of CVX, I can only find variable with positive semidefinite matrix. Can anyone know how I should define positive definite…
pippp
  • 103
  • 2