Solving a multicoloring problem with overlaps using integer programming
This paper presents a new generalization of the graph multicoloring problem. We propose a Branch-and-Cut algorithm based on a new integer programming formulation. The cuts used are valid inequalities that we could identify to the polytope associated with the model. The Branch-and-Cut system includes...
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Acceso en línea: | http://hdl.handle.net/20.500.12110/paper_0166218X_v158_n4_p349_MendezDiaz https://repositoriouba.sisbi.uba.ar/gsdl/cgi-bin/library.cgi?a=d&c=artiaex&d=paper_0166218X_v158_n4_p349_MendezDiaz_oai |
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I28-R145-paper_0166218X_v158_n4_p349_MendezDiaz_oai2024-08-16 Méndez-Díaz, I. Zabala, P. 2010 This paper presents a new generalization of the graph multicoloring problem. We propose a Branch-and-Cut algorithm based on a new integer programming formulation. The cuts used are valid inequalities that we could identify to the polytope associated with the model. The Branch-and-Cut system includes separation heuristics for the valid inequalities, specific initial and primal heuristics, branching and pruning rules. We report on computational experience with random instances. © 2009 Elsevier B.V. All rights reserved. Fil:Méndez-Díaz, I. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Zabala, P. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. application/pdf http://hdl.handle.net/20.500.12110/paper_0166218X_v158_n4_p349_MendezDiaz info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by/2.5/ar Discrete Appl Math 2010;158(4):349-354 Branch-and-Cut Graph multicoloring Integer programming Branch-and-cut Branch-and-cut algorithms Graph multicoloring Integer programming formulations Multicoloring Polytopes Random instance Valid inequality Dynamic programming Heuristic methods Integer programming Solving a multicoloring problem with overlaps using integer programming info:eu-repo/semantics/article info:ar-repo/semantics/artículo info:eu-repo/semantics/publishedVersion https://repositoriouba.sisbi.uba.ar/gsdl/cgi-bin/library.cgi?a=d&c=artiaex&d=paper_0166218X_v158_n4_p349_MendezDiaz_oai |
institution |
Universidad de Buenos Aires |
institution_str |
I-28 |
repository_str |
R-145 |
collection |
Repositorio Digital de la Universidad de Buenos Aires (UBA) |
topic |
Branch-and-Cut Graph multicoloring Integer programming Branch-and-cut Branch-and-cut algorithms Graph multicoloring Integer programming formulations Multicoloring Polytopes Random instance Valid inequality Dynamic programming Heuristic methods Integer programming |
spellingShingle |
Branch-and-Cut Graph multicoloring Integer programming Branch-and-cut Branch-and-cut algorithms Graph multicoloring Integer programming formulations Multicoloring Polytopes Random instance Valid inequality Dynamic programming Heuristic methods Integer programming Méndez-Díaz, I. Zabala, P. Solving a multicoloring problem with overlaps using integer programming |
topic_facet |
Branch-and-Cut Graph multicoloring Integer programming Branch-and-cut Branch-and-cut algorithms Graph multicoloring Integer programming formulations Multicoloring Polytopes Random instance Valid inequality Dynamic programming Heuristic methods Integer programming |
description |
This paper presents a new generalization of the graph multicoloring problem. We propose a Branch-and-Cut algorithm based on a new integer programming formulation. The cuts used are valid inequalities that we could identify to the polytope associated with the model. The Branch-and-Cut system includes separation heuristics for the valid inequalities, specific initial and primal heuristics, branching and pruning rules. We report on computational experience with random instances. © 2009 Elsevier B.V. All rights reserved. |
format |
Artículo Artículo publishedVersion |
author |
Méndez-Díaz, I. Zabala, P. |
author_facet |
Méndez-Díaz, I. Zabala, P. |
author_sort |
Méndez-Díaz, I. |
title |
Solving a multicoloring problem with overlaps using integer programming |
title_short |
Solving a multicoloring problem with overlaps using integer programming |
title_full |
Solving a multicoloring problem with overlaps using integer programming |
title_fullStr |
Solving a multicoloring problem with overlaps using integer programming |
title_full_unstemmed |
Solving a multicoloring problem with overlaps using integer programming |
title_sort |
solving a multicoloring problem with overlaps using integer programming |
publishDate |
2010 |
url |
http://hdl.handle.net/20.500.12110/paper_0166218X_v158_n4_p349_MendezDiaz https://repositoriouba.sisbi.uba.ar/gsdl/cgi-bin/library.cgi?a=d&c=artiaex&d=paper_0166218X_v158_n4_p349_MendezDiaz_oai |
work_keys_str_mv |
AT mendezdiazi solvingamulticoloringproblemwithoverlapsusingintegerprogramming AT zabalap solvingamulticoloringproblemwithoverlapsusingintegerprogramming |
_version_ |
1809356901898518528 |