{"id":"https://openalex.org/W4367628254","doi":"https://doi.org/10.1016/j.dam.2026.04.035","title":"Directed hypergraph connectivity augmentation by hyperarc reorientations","display_name":"Directed hypergraph connectivity augmentation by hyperarc reorientations","publication_year":2026,"publication_date":"2026-05-06","ids":{"openalex":"https://openalex.org/W4367628254","doi":"https://doi.org/10.1016/j.dam.2026.04.035"},"language":"en","primary_location":{"id":"doi:10.1016/j.dam.2026.04.035","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.dam.2026.04.035","pdf_url":null,"source":{"id":"https://openalex.org/S171741597","display_name":"Discrete Applied Mathematics","issn_l":"0166-218X","issn":["0166-218X","1872-6771"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Discrete Applied Mathematics","raw_type":"journal-article"},"type":"preprint","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2304.14868","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5075980018","display_name":"Moritz M\u00fchlenthaler","orcid":"https://orcid.org/0000-0002-2729-127X"},"institutions":[{"id":"https://openalex.org/I106785703","display_name":"Institut polytechnique de Grenoble","ror":"https://ror.org/05sbt2524","country_code":"FR","type":"education","lineage":["https://openalex.org/I106785703","https://openalex.org/I899635006"]},{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I4210094718","display_name":"Laboratoire des Sciences pour la Conception, l'Optimisation et la Production","ror":"https://ror.org/00rv5x925","country_code":"FR","type":"facility","lineage":["https://openalex.org/I106785703","https://openalex.org/I1294671590","https://openalex.org/I1294671590","https://openalex.org/I4210094718","https://openalex.org/I4210159245","https://openalex.org/I899635006","https://openalex.org/I899635006"]},{"id":"https://openalex.org/I899635006","display_name":"Universit\u00e9 Grenoble Alpes","ror":"https://ror.org/02rx3b187","country_code":"FR","type":"education","lineage":["https://openalex.org/I899635006"]}],"countries":["FR"],"is_corresponding":true,"raw_author_name":"Moritz M\u00fchlenthaler","raw_affiliation_strings":["Univ. Grenoble Alpes, Grenoble INP, CNRS, G-SCOP, Grenoble, France","Optimisation Combinatoire"],"raw_orcid":"https://orcid.org/0000-0002-2729-127X","affiliations":[{"raw_affiliation_string":"Univ. Grenoble Alpes, Grenoble INP, CNRS, G-SCOP, Grenoble, France","institution_ids":["https://openalex.org/I106785703","https://openalex.org/I4210094718","https://openalex.org/I899635006","https://openalex.org/I1294671590"]},{"raw_affiliation_string":"Optimisation Combinatoire","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069805155","display_name":"Benjamin Peyrille","orcid":"https://orcid.org/0009-0000-7282-0727"},"institutions":[{"id":"https://openalex.org/I106785703","display_name":"Institut polytechnique de Grenoble","ror":"https://ror.org/05sbt2524","country_code":"FR","type":"education","lineage":["https://openalex.org/I106785703","https://openalex.org/I899635006"]},{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I4210094718","display_name":"Laboratoire des Sciences pour la Conception, l'Optimisation et la Production","ror":"https://ror.org/00rv5x925","country_code":"FR","type":"facility","lineage":["https://openalex.org/I106785703","https://openalex.org/I1294671590","https://openalex.org/I1294671590","https://openalex.org/I4210094718","https://openalex.org/I4210159245","https://openalex.org/I899635006","https://openalex.org/I899635006"]},{"id":"https://openalex.org/I899635006","display_name":"Universit\u00e9 Grenoble Alpes","ror":"https://ror.org/02rx3b187","country_code":"FR","type":"education","lineage":["https://openalex.org/I899635006"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Benjamin Peyrille","raw_affiliation_strings":["Univ. Grenoble Alpes, Grenoble INP, CNRS, G-SCOP, Grenoble, France","Optimisation Combinatoire"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ. Grenoble Alpes, Grenoble INP, CNRS, G-SCOP, Grenoble, France","institution_ids":["https://openalex.org/I106785703","https://openalex.org/I4210094718","https://openalex.org/I899635006","https://openalex.org/I1294671590"]},{"raw_affiliation_string":"Optimisation Combinatoire","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5107639953","display_name":"Zolt\u00e1n Szigeti","orcid":null},"institutions":[{"id":"https://openalex.org/I106785703","display_name":"Institut polytechnique de Grenoble","ror":"https://ror.org/05sbt2524","country_code":"FR","type":"education","lineage":["https://openalex.org/I106785703","https://openalex.org/I899635006"]},{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I4210094718","display_name":"Laboratoire des Sciences pour la Conception, l'Optimisation et la Production","ror":"https://ror.org/00rv5x925","country_code":"FR","type":"facility","lineage":["https://openalex.org/I106785703","https://openalex.org/I1294671590","https://openalex.org/I1294671590","https://openalex.org/I4210094718","https://openalex.org/I4210159245","https://openalex.org/I899635006","https://openalex.org/I899635006"]},{"id":"https://openalex.org/I899635006","display_name":"Universit\u00e9 Grenoble Alpes","ror":"https://ror.org/02rx3b187","country_code":"FR","type":"education","lineage":["https://openalex.org/I899635006"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Zolt\u00e1n Szigeti","raw_affiliation_strings":["Univ. Grenoble Alpes, Grenoble INP, CNRS, G-SCOP, Grenoble, France","Optimisation Combinatoire"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ. Grenoble Alpes, Grenoble INP, CNRS, G-SCOP, Grenoble, France","institution_ids":["https://openalex.org/I106785703","https://openalex.org/I4210094718","https://openalex.org/I899635006","https://openalex.org/I1294671590"]},{"raw_affiliation_string":"Optimisation Combinatoire","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5075980018"],"corresponding_institution_ids":["https://openalex.org/I106785703","https://openalex.org/I1294671590","https://openalex.org/I4210094718","https://openalex.org/I899635006"],"apc_list":{"value":2750,"currency":"USD","value_usd":2750},"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.00386003,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"391","issue":null,"first_page":"45","last_page":"56"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10374","display_name":"Advanced Graph Theory Research","score":0.9898999929428101,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10374","display_name":"Advanced Graph Theory Research","score":0.9898999929428101,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10829","display_name":"Interconnection Networks and Systems","score":0.9699000120162964,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12288","display_name":"Optimization and Search Problems","score":0.9621000289916992,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/undirected-graph","display_name":"Undirected graph","score":0.7745267748832703},{"id":"https://openalex.org/keywords/hypergraph","display_name":"Hypergraph","score":0.6716707944869995},{"id":"https://openalex.org/keywords/strongly-connected-component","display_name":"Strongly connected component","score":0.6599761247634888},{"id":"https://openalex.org/keywords/orientation","display_name":"Orientation (vector space)","score":0.5963383316993713},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.5652748346328735},{"id":"https://openalex.org/keywords/arc","display_name":"Arc (geometry)","score":0.5532464981079102},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5247511863708496},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.5101404786109924},{"id":"https://openalex.org/keywords/partition","display_name":"Partition (number theory)","score":0.5088139176368713},{"id":"https://openalex.org/keywords/directed-graph","display_name":"Directed graph","score":0.4704876244068146},{"id":"https://openalex.org/keywords/connectivity","display_name":"Connectivity","score":0.44983798265457153},{"id":"https://openalex.org/keywords/time-complexity","display_name":"Time complexity","score":0.4439978003501892},{"id":"https://openalex.org/keywords/connected-component","display_name":"Connected component","score":0.4218474328517914},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.361074298620224},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.1193213164806366}],"concepts":[{"id":"https://openalex.org/C3018234147","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Undirected graph","level":3,"score":0.7745267748832703},{"id":"https://openalex.org/C2781221856","wikidata":"https://www.wikidata.org/wiki/Q840247","display_name":"Hypergraph","level":2,"score":0.6716707944869995},{"id":"https://openalex.org/C38754835","wikidata":"https://www.wikidata.org/wiki/Q2003238","display_name":"Strongly connected component","level":2,"score":0.6599761247634888},{"id":"https://openalex.org/C16345878","wikidata":"https://www.wikidata.org/wiki/Q107472979","display_name":"Orientation (vector space)","level":2,"score":0.5963383316993713},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.5652748346328735},{"id":"https://openalex.org/C83415579","wikidata":"https://www.wikidata.org/wiki/Q161973","display_name":"Arc (geometry)","level":2,"score":0.5532464981079102},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5247511863708496},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.5101404786109924},{"id":"https://openalex.org/C42812","wikidata":"https://www.wikidata.org/wiki/Q1082910","display_name":"Partition (number theory)","level":2,"score":0.5088139176368713},{"id":"https://openalex.org/C146380142","wikidata":"https://www.wikidata.org/wiki/Q1137726","display_name":"Directed graph","level":2,"score":0.4704876244068146},{"id":"https://openalex.org/C76444178","wikidata":"https://www.wikidata.org/wiki/Q72897900","display_name":"Connectivity","level":3,"score":0.44983798265457153},{"id":"https://openalex.org/C311688","wikidata":"https://www.wikidata.org/wiki/Q2393193","display_name":"Time complexity","level":2,"score":0.4439978003501892},{"id":"https://openalex.org/C193435613","wikidata":"https://www.wikidata.org/wiki/Q2997928","display_name":"Connected component","level":2,"score":0.4218474328517914},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.361074298620224},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.1193213164806366}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1016/j.dam.2026.04.035","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.dam.2026.04.035","pdf_url":null,"source":{"id":"https://openalex.org/S171741597","display_name":"Discrete Applied Mathematics","issn_l":"0166-218X","issn":["0166-218X","1872-6771"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Discrete Applied Mathematics","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:2304.14868","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2304.14868","pdf_url":"https://arxiv.org/pdf/2304.14868","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"text"},{"id":"pmh:oai:HAL:hal-04215599v1","is_oa":false,"landing_page_url":"https://hal.science/hal-04215599","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"2023","raw_type":"Preprints, Working Papers, ..."},{"id":"doi:10.48550/arxiv.2304.14868","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2304.14868","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2304.14868","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2304.14868","pdf_url":"https://arxiv.org/pdf/2304.14868","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"text"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4367628254.pdf","grobid_xml":"https://content.openalex.org/works/W4367628254.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W938372727","https://openalex.org/W4379118151","https://openalex.org/W4390189596","https://openalex.org/W2054063908","https://openalex.org/W2025057636","https://openalex.org/W3124866060","https://openalex.org/W2039866832","https://openalex.org/W3160940394","https://openalex.org/W4230093114","https://openalex.org/W2014594560"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-05-08T13:12:06.581006","created_date":"2025-10-10T00:00:00"}