On the properties of the solution path of the constrained and penalized L2-L0 problems

Authors :: Duan, Junbo
Soussen, Charles
Brie, David
Idier, Jérôme
Centre de Recherche en Automatique de Nancy (CRAN)
Université Henri Poincaré - Nancy 1 (UHP)-Institut National Polytechnique de Lorraine (INPL)-Centre National de la Recherche Scientifique (CNRS)
Institut de Recherche en Communications et en Cybernétique de Nantes (IRCCyN)
Mines Nantes (Mines Nantes)-École Centrale de Nantes (ECN)-Ecole Polytechnique de l'Université de Nantes (EPUN)
Université de Nantes (UN)-Université de Nantes (UN)-PRES Université Nantes Angers Le Mans (UNAM)-Centre National de la Recherche Scientifique (CNRS)
Publication Year :: 2009
Publisher :: HAL CCSD, 2009.
Abstract: 12 pages; Technical report on the properties of the L0-constrained least-square minimization problem and the L0-penalized least-square minimization problem: domain of optimization, notion of solution path, properties of the "penalized" solution path...

Subjects :: Sparse approximation
solution path
L0-penalized least-square problem
L0-norm
L0-constrained least-square problem
[SPI.AUTO]Engineering Sciences [physics]/Automatic

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