All the off-diagonal elements of v*v'
are bilinear (product of variables), which is not allowed by CVX.
Whatever SDP relaxation you have appears to be inadequate to produce a convex problem.
All the off-diagonal elements of v*v'
are bilinear (product of variables), which is not allowed by CVX.
Whatever SDP relaxation you have appears to be inadequate to produce a convex problem.