Thanks for the quick reply. In the main diagonal of Matrix A, it may have some very small values, I want to add factor to stabilize it, like:
A + alpha * I On Tue, Jul 15, 2014 at 2:23 PM, Jed Brown <[email protected]> wrote: > Brian Yang <[email protected]> writes: > > > Hi all, > > > > I am dealing with an A matrix that might be ill-conditioned, wondering > > whether there is a way to do the regularization? > > Yes. > > There is not enough information in your question to answer with more > details. > -- Brian Yang U of Houston
