Proximal Algorithms for a class of abstract convex functions

Fuente: arXiv
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Autores principales: Bednarczuk, Ewa, Lorenz, Dirk, Tran, The Hung
Formato: Preprint
Publicado: 2024
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author Bednarczuk, Ewa
Lorenz, Dirk
Tran, The Hung
author_facet Bednarczuk, Ewa
Lorenz, Dirk
Tran, The Hung
contents In this paper we analyze a class of nonconvex optimization problem from the viewpoint of abstract convexity. Using the respective generalizations of the subgradient we propose an abstract notion proximal operator and derive a number of algorithms, namely an abstract proximal point method, an abstract forward-backward method and an abstract projected subgradient method. Global convergence results for all algorithms are discussed and numerical examples are given
format Preprint
id arxiv_https___arxiv_org_abs_2402_17072
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Proximal Algorithms for a class of abstract convex functions
Bednarczuk, Ewa
Lorenz, Dirk
Tran, The Hung
Optimization and Control
49J45, 65K05, 74P10, 90C26,
In this paper we analyze a class of nonconvex optimization problem from the viewpoint of abstract convexity. Using the respective generalizations of the subgradient we propose an abstract notion proximal operator and derive a number of algorithms, namely an abstract proximal point method, an abstract forward-backward method and an abstract projected subgradient method. Global convergence results for all algorithms are discussed and numerical examples are given
title Proximal Algorithms for a class of abstract convex functions
topic Optimization and Control
49J45, 65K05, 74P10, 90C26,
url https://arxiv.org/abs/2402.17072