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Finite-dimensional approximation of convex regularization via hexagonal pixel grids |
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| Authors: | Clemens Kirisits Christiane Pöschl Otmar Scherzer |
| Affiliation: | 1. Computational Science Center, University of Vienna, Oskar Morgenstern Platz 1, A-1090 Vienna, Austria.;2. Institute of Mathematics, Alpen Adria Universit?t Klagenfurt, Universit?tsstra?e 65-67, A-9020 Klagenfurt, Austria.;3. Radon Institute of Computational and Applied Mathematics, Altenbergerstra?e 69, A-4040 Linz, Austria. |
| Abstract: | |
| Keywords: | ill-posed problem convex regularization total variation hexagonal pixel |