{"id":"https://openalex.org/W1997849048","doi":"https://doi.org/10.1016/s0167-6377(02)00184-0","title":"A greedy algorithm for multicut and integral multiflow in rooted trees","display_name":"A greedy algorithm for multicut and integral multiflow in rooted trees","publication_year":2002,"publication_date":"2002-12-03","ids":{"openalex":"https://openalex.org/W1997849048","doi":"https://doi.org/10.1016/s0167-6377(02)00184-0","mag":"1997849048"},"language":"en","primary_location":{"id":"doi:10.1016/s0167-6377(02)00184-0","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0167-6377(02)00184-0","pdf_url":null,"source":{"id":"https://openalex.org/S27769002","display_name":"Operations Research Letters","issn_l":"0167-6377","issn":["0167-6377","1872-7468"],"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":"Operations Research Letters","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5110584962","display_name":"Marie-Christine Costa","orcid":"https://orcid.org/0000-0002-2250-0538"},"institutions":[{"id":"https://openalex.org/I124158823","display_name":"Conservatoire National des Arts et M\u00e9tiers","ror":"https://ror.org/0175hh227","country_code":"FR","type":"education","lineage":["https://openalex.org/I124158823","https://openalex.org/I4210134562"]},{"id":"https://openalex.org/I4210145724","display_name":"Centre d'\u00e9tudes et de recherche en informatique et communications","ror":"https://ror.org/044j5mm75","country_code":"FR","type":"facility","lineage":["https://openalex.org/I124158823","https://openalex.org/I4210134562","https://openalex.org/I4210145724"]}],"countries":["FR"],"is_corresponding":true,"raw_author_name":"Marie-Christine Costa","raw_affiliation_strings":["CEDRIC, CNAM, 292 rue St-Martin 75141, Paris Cedex 03, France","CEDRIC/CNAM, 292 Rue St Martin, 75141 Paris Cedex 03, France#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CEDRIC, CNAM, 292 rue St-Martin 75141, Paris Cedex 03, France","institution_ids":["https://openalex.org/I124158823","https://openalex.org/I4210145724"]},{"raw_affiliation_string":"CEDRIC/CNAM, 292 Rue St Martin, 75141 Paris Cedex 03, France#TAB#","institution_ids":["https://openalex.org/I124158823"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103244244","display_name":"Lucas L\u00e9tocart","orcid":"https://orcid.org/0000-0002-4919-9036"},"institutions":[{"id":"https://openalex.org/I124158823","display_name":"Conservatoire National des Arts et M\u00e9tiers","ror":"https://ror.org/0175hh227","country_code":"FR","type":"education","lineage":["https://openalex.org/I124158823","https://openalex.org/I4210134562"]},{"id":"https://openalex.org/I4210145724","display_name":"Centre d'\u00e9tudes et de recherche en informatique et communications","ror":"https://ror.org/044j5mm75","country_code":"FR","type":"facility","lineage":["https://openalex.org/I124158823","https://openalex.org/I4210134562","https://openalex.org/I4210145724"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Lucas L\u00e9tocart","raw_affiliation_strings":["CEDRIC, CNAM, 292 rue St-Martin 75141, Paris Cedex 03, France","CEDRIC/CNAM, 292 Rue St Martin, 75141 Paris Cedex 03, France#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CEDRIC, CNAM, 292 rue St-Martin 75141, Paris Cedex 03, France","institution_ids":["https://openalex.org/I124158823","https://openalex.org/I4210145724"]},{"raw_affiliation_string":"CEDRIC/CNAM, 292 Rue St Martin, 75141 Paris Cedex 03, France#TAB#","institution_ids":["https://openalex.org/I124158823"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5058178414","display_name":"Fr\u00e9d\u00e9ric Roupin","orcid":null},"institutions":[{"id":"https://openalex.org/I124158823","display_name":"Conservatoire National des Arts et M\u00e9tiers","ror":"https://ror.org/0175hh227","country_code":"FR","type":"education","lineage":["https://openalex.org/I124158823","https://openalex.org/I4210134562"]},{"id":"https://openalex.org/I4210145724","display_name":"Centre d'\u00e9tudes et de recherche en informatique et communications","ror":"https://ror.org/044j5mm75","country_code":"FR","type":"facility","lineage":["https://openalex.org/I124158823","https://openalex.org/I4210134562","https://openalex.org/I4210145724"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Fr\u00e9d\u00e9ric Roupin","raw_affiliation_strings":["CEDRIC, CNAM-IIE, 18 all\u00e9e Jean Rostand 91025, Evry Cedex, France","CEDRIC, CNAM-IIE, 18 all\u00e9e Jean Rostand, 91025 Evry cedex, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CEDRIC, CNAM-IIE, 18 all\u00e9e Jean Rostand 91025, Evry Cedex, France","institution_ids":["https://openalex.org/I124158823","https://openalex.org/I4210145724"]},{"raw_affiliation_string":"CEDRIC, CNAM-IIE, 18 all\u00e9e Jean Rostand, 91025 Evry cedex, France","institution_ids":["https://openalex.org/I124158823"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5110584962"],"corresponding_institution_ids":["https://openalex.org/I124158823","https://openalex.org/I4210145724"],"apc_list":{"value":2760,"currency":"USD","value_usd":2760},"apc_paid":null,"fwci":1.556,"has_fulltext":false,"cited_by_count":16,"citation_normalized_percentile":{"value":0.81428571,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"31","issue":"1","first_page":"21","last_page":"27"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10720","display_name":"Complexity and Algorithms in Graphs","score":0.9991000294685364,"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/T10720","display_name":"Complexity and Algorithms in Graphs","score":0.9991000294685364,"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/T10374","display_name":"Advanced Graph Theory Research","score":0.9977999925613403,"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/T10142","display_name":"Formal Methods in Verification","score":0.9940999746322632,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.6818380355834961},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.6667138338088989},{"id":"https://openalex.org/keywords/greedy-algorithm","display_name":"Greedy algorithm","score":0.5837429165840149},{"id":"https://openalex.org/keywords/duality","display_name":"Duality (order theory)","score":0.5619966983795166},{"id":"https://openalex.org/keywords/time-complexity","display_name":"Time complexity","score":0.47728434205055237},{"id":"https://openalex.org/keywords/undirected-graph","display_name":"Undirected graph","score":0.4557203948497772},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.4538094997406006},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.34877705574035645},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3303733170032501},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.22337886691093445}],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6818380355834961},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.6667138338088989},{"id":"https://openalex.org/C51823790","wikidata":"https://www.wikidata.org/wiki/Q504353","display_name":"Greedy algorithm","level":2,"score":0.5837429165840149},{"id":"https://openalex.org/C2778023678","wikidata":"https://www.wikidata.org/wiki/Q554403","display_name":"Duality (order theory)","level":2,"score":0.5619966983795166},{"id":"https://openalex.org/C311688","wikidata":"https://www.wikidata.org/wiki/Q2393193","display_name":"Time complexity","level":2,"score":0.47728434205055237},{"id":"https://openalex.org/C3018234147","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Undirected graph","level":3,"score":0.4557203948497772},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.4538094997406006},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.34877705574035645},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3303733170032501},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.22337886691093445}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1016/s0167-6377(02)00184-0","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0167-6377(02)00184-0","pdf_url":null,"source":{"id":"https://openalex.org/S27769002","display_name":"Operations Research Letters","issn_l":"0167-6377","issn":["0167-6377","1872-7468"],"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":"Operations Research Letters","raw_type":"journal-article"},{"id":"pmh:oai:HAL:hal-00003244v1","is_oa":false,"landing_page_url":"https://hal.science/hal-00003244","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":"Operations Research Letters, 2003, 31, pp.21-27. ⟨10.1016/S0167-6377(02)00184-0⟩","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1552561242","https://openalex.org/W1563039933","https://openalex.org/W1573558634","https://openalex.org/W1990313671","https://openalex.org/W2019062750","https://openalex.org/W2044343300","https://openalex.org/W2152986618","https://openalex.org/W2156036190","https://openalex.org/W6633211032","https://openalex.org/W6634289902"],"related_works":["https://openalex.org/W4387497383","https://openalex.org/W3183948672","https://openalex.org/W3173606202","https://openalex.org/W3110381201","https://openalex.org/W2948807893","https://openalex.org/W2778153218","https://openalex.org/W2758277628","https://openalex.org/W1531601525","https://openalex.org/W4200547882","https://openalex.org/W1447961680"],"abstract_inverted_index":null,"counts_by_year":[{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}