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From: "Bruno Luong" <b.luong@fogale.findmycountry>
Newsgroups: comp.soft-sys.matlab
Subject: Re: unstable and un-convergence total variation regularization (with the code)
Date: Fri, 3 Oct 2008 05:46:02 +0000 (UTC)
Organization: FOGALE nanotech
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"sheng fang" <maelstromer@gmail.com> wrote in message <gc44nd$ejf$1@fred.mathworks.com>...

> 
> This really puzzles me, because the same code works well for denoising. will anyone give me some hints?
> Thanks a lot!

Have you studied the stability of your discretization scheme? Notably selecting dt by Courant-Friedich-Lecy and/or discretize the TV term by upwind scheme?

Bruno