A hybrid multilevel-active set method for large box-constrained linear discrete ill-posed problems
type: Item
instance of: scholarly article
title: A hybrid multilevel-active set method for large box-constrained linear discrete ill-posed problems
zbMATH Open document ID: 1216.65047
author: Serena Morigi
author: Robert J. Plemmons
author: Lothar Reichel
author: Fiorella Sgallari
published in: Calcolo
publication date: 2011-05-11T00:00:00Z
Mathematics Subject Classification ID: 65F20
Mathematics Subject Classification ID: 65F10
Mathematics Subject Classification ID: 65J20
Mathematics Subject Classification ID: 65K10
Mathematics Subject Classification ID: 65D18
zbMATH DE Number: 5886911
zbMATH Keywords: constrained ill-posed problems
zbMATH Keywords: nonnegativity
zbMATH Keywords: active set method
zbMATH Keywords: multilevel method
zbMATH Keywords: image restoration
zbMATH Keywords: numerical examples
zbMATH Keywords: linear least squares problem
zbMATH Keywords: linear ill-posed problems
zbMATH Keywords: two-phase algorithm
describes a project that uses: Regularization tools
MaRDI profile type: Publication
full work available at URL: s10092-010-0030-9
OpenAlex ID: W2048721028
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DOI: 10.1007/S10092-010-0030-9
description: scientific article; zbMATH DE number 5886911