{"id":"https://openalex.org/W2133597921","doi":"https://doi.org/10.1007/s11590-015-0876-5","title":"Approximating the minimum hub cover problem on planar graphs","display_name":"Approximating the minimum hub cover problem on planar graphs","publication_year":2015,"publication_date":"2015-03-29","ids":{"openalex":"https://openalex.org/W2133597921","doi":"https://doi.org/10.1007/s11590-015-0876-5","mag":"2133597921"},"language":"en","primary_location":{"id":"doi:10.1007/s11590-015-0876-5","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11590-015-0876-5","pdf_url":null,"source":{"id":"https://openalex.org/S12647387","display_name":"Optimization Letters","issn_l":"1862-4472","issn":["1862-4472","1862-4480"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Optimization 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/A5037816991","display_name":"Belma Yelbay","orcid":null},"institutions":[{"id":"https://openalex.org/I134235054","display_name":"Sabanc\u0131 \u00dcniversitesi","ror":"https://ror.org/049asqa32","country_code":"TR","type":"education","lineage":["https://openalex.org/I134235054"]}],"countries":["TR"],"is_corresponding":true,"raw_author_name":"Belma Yelbay","raw_affiliation_strings":["Manufacturing Systems and Industrial Engineering, Sabanc\u0131 University, Orhanl\u0131-Tuzla, 34956, Istanbul, Turkey","Sabanci Univ.#TAB#"],"affiliations":[{"raw_affiliation_string":"Manufacturing Systems and Industrial Engineering, Sabanc\u0131 University, Orhanl\u0131-Tuzla, 34956, Istanbul, Turkey","institution_ids":["https://openalex.org/I134235054"]},{"raw_affiliation_string":"Sabanci Univ.#TAB#","institution_ids":["https://openalex.org/I134235054"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087647617","display_name":"\u015e. \u0130lker Birbil","orcid":"https://orcid.org/0000-0001-7472-7032"},"institutions":[{"id":"https://openalex.org/I134235054","display_name":"Sabanc\u0131 \u00dcniversitesi","ror":"https://ror.org/049asqa32","country_code":"TR","type":"education","lineage":["https://openalex.org/I134235054"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"\u015e. \u0130lker Birbil","raw_affiliation_strings":["Manufacturing Systems and Industrial Engineering, Sabanc\u0131 University, Orhanl\u0131-Tuzla, 34956, Istanbul, Turkey","Sabanci Univ.#TAB#"],"affiliations":[{"raw_affiliation_string":"Manufacturing Systems and Industrial Engineering, Sabanc\u0131 University, Orhanl\u0131-Tuzla, 34956, Istanbul, Turkey","institution_ids":["https://openalex.org/I134235054"]},{"raw_affiliation_string":"Sabanci Univ.#TAB#","institution_ids":["https://openalex.org/I134235054"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046767323","display_name":"Kerem B\u00fclb\u00fcl","orcid":"https://orcid.org/0000-0001-8955-0911"},"institutions":[{"id":"https://openalex.org/I134235054","display_name":"Sabanc\u0131 \u00dcniversitesi","ror":"https://ror.org/049asqa32","country_code":"TR","type":"education","lineage":["https://openalex.org/I134235054"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Kerem B\u00fclb\u00fcl","raw_affiliation_strings":["Manufacturing Systems and Industrial Engineering, Sabanc\u0131 University, Orhanl\u0131-Tuzla, 34956, Istanbul, Turkey","Sabanci Univ.#TAB#"],"affiliations":[{"raw_affiliation_string":"Manufacturing Systems and Industrial Engineering, Sabanc\u0131 University, Orhanl\u0131-Tuzla, 34956, Istanbul, Turkey","institution_ids":["https://openalex.org/I134235054"]},{"raw_affiliation_string":"Sabanci Univ.#TAB#","institution_ids":["https://openalex.org/I134235054"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5030091324","display_name":"Hasan M. Jamil","orcid":"https://orcid.org/0000-0002-3124-3780"},"institutions":[{"id":"https://openalex.org/I155093810","display_name":"University of Idaho","ror":"https://ror.org/03hbp5t65","country_code":"US","type":"education","lineage":["https://openalex.org/I155093810"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Hasan Jamil","raw_affiliation_strings":["Department of Computer Science, University of Idaho, Moscow, ID, USA","University of Idaho"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of Idaho, Moscow, ID, USA","institution_ids":["https://openalex.org/I155093810"]},{"raw_affiliation_string":"University of Idaho","institution_ids":["https://openalex.org/I155093810"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5037816991"],"corresponding_institution_ids":["https://openalex.org/I134235054"],"apc_list":{"value":2290,"currency":"EUR","value_usd":2890},"apc_paid":null,"fwci":0.5615,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.75122728,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"10","issue":"1","first_page":"33","last_page":"45"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12292","display_name":"Graph Theory and Algorithms","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T12292","display_name":"Graph Theory and Algorithms","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T10720","display_name":"Complexity and Algorithms in Graphs","score":0.9991999864578247,"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":0.9980000257492065,"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/approximation-algorithm","display_name":"Approximation algorithm","score":0.5624248385429382},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.5174920558929443},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5115021467208862},{"id":"https://openalex.org/keywords/heuristic","display_name":"Heuristic","score":0.5042999982833862},{"id":"https://openalex.org/keywords/vertex-cover","display_name":"Vertex cover","score":0.457693874835968},{"id":"https://openalex.org/keywords/pathwidth","display_name":"Pathwidth","score":0.43140077590942383},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4205942451953888},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.39711546897888184},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3879013657569885},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.37515658140182495},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3561100363731384},{"id":"https://openalex.org/keywords/line-graph","display_name":"Line graph","score":0.1718670129776001}],"concepts":[{"id":"https://openalex.org/C148764684","wikidata":"https://www.wikidata.org/wiki/Q621751","display_name":"Approximation algorithm","level":2,"score":0.5624248385429382},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.5174920558929443},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5115021467208862},{"id":"https://openalex.org/C173801870","wikidata":"https://www.wikidata.org/wiki/Q201413","display_name":"Heuristic","level":2,"score":0.5042999982833862},{"id":"https://openalex.org/C40687702","wikidata":"https://www.wikidata.org/wiki/Q11515519","display_name":"Vertex cover","level":3,"score":0.457693874835968},{"id":"https://openalex.org/C43517604","wikidata":"https://www.wikidata.org/wiki/Q7144893","display_name":"Pathwidth","level":4,"score":0.43140077590942383},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4205942451953888},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.39711546897888184},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3879013657569885},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.37515658140182495},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3561100363731384},{"id":"https://openalex.org/C203776342","wikidata":"https://www.wikidata.org/wiki/Q1378376","display_name":"Line graph","level":3,"score":0.1718670129776001}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1007/s11590-015-0876-5","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11590-015-0876-5","pdf_url":null,"source":{"id":"https://openalex.org/S12647387","display_name":"Optimization Letters","issn_l":"1862-4472","issn":["1862-4472","1862-4480"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Optimization Letters","raw_type":"journal-article"},{"id":"pmh:oai:research.sabanciuniv.edu:27188","is_oa":false,"landing_page_url":"http://doi.org/10.1007/s11590-015-0876-5","pdf_url":null,"source":{"id":"https://openalex.org/S4306402254","display_name":"Sabanci University","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I134235054","host_organization_name":"Sabanc\u0131 \u00dcniversitesi","host_organization_lineage":["https://openalex.org/I134235054"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"PeerReviewed"},{"id":"pmh:oai:research.sabanciuniv.edu:30478","is_oa":false,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4306402254","display_name":"Sabanci University","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I134235054","host_organization_name":"Sabanc\u0131 \u00dcniversitesi","host_organization_lineage":["https://openalex.org/I134235054"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"PeerReviewed"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1479848599","https://openalex.org/W1558740878","https://openalex.org/W1577244476","https://openalex.org/W1618524241","https://openalex.org/W1971497628","https://openalex.org/W1975108813","https://openalex.org/W1987374783","https://openalex.org/W2030087828","https://openalex.org/W2036265926","https://openalex.org/W2078717290","https://openalex.org/W2085695291","https://openalex.org/W2096779641","https://openalex.org/W2103065116","https://openalex.org/W2122306963","https://openalex.org/W2126359798","https://openalex.org/W2140840007","https://openalex.org/W2156760067","https://openalex.org/W2361537373","https://openalex.org/W3106178575"],"related_works":["https://openalex.org/W1974461541","https://openalex.org/W2760699946","https://openalex.org/W2579422054","https://openalex.org/W2393685116","https://openalex.org/W1553536713","https://openalex.org/W3175646847","https://openalex.org/W3136847847","https://openalex.org/W4298199437","https://openalex.org/W2133597921","https://openalex.org/W2144135976"],"abstract_inverted_index":null,"counts_by_year":[{"year":2022,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2014,"cited_by_count":1}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}