A characterization of proximity operators

DOI10.1007/s10851-020-00951-yOpenAlexW3011826053MaRDI QIDQ2203356

Rémi Gribonval, Mila Nikolova

Publication date: 6 October 2020

Published in: Journal of Mathematical Imaging and Vision (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1807.04014

zbMATH Keywords

subdifferentialgroup sparsityproximity operatornonconvex regularizationconvex regularizationshrinkage operatorsocial sparsity

Mathematics Subject Classification ID

Convex programming (90C25) Set-valued operators (47H04) Programming in abstract spaces (90C48)

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