{"id":"https://openalex.org/W2090216307","doi":"https://doi.org/10.1007/s11590-009-0146-5","title":"Approximation algorithms for finding and partitioning unit-disk graphs into co-k-plexes","display_name":"Approximation algorithms for finding and partitioning unit-disk graphs into co-k-plexes","publication_year":2009,"publication_date":"2009-09-29","ids":{"openalex":"https://openalex.org/W2090216307","doi":"https://doi.org/10.1007/s11590-009-0146-5","mag":"2090216307"},"language":"en","primary_location":{"id":"doi:10.1007/s11590-009-0146-5","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11590-009-0146-5","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/A5054898869","display_name":"Balabhaskar Balasundaram","orcid":"https://orcid.org/0000-0002-3490-4257"},"institutions":[{"id":"https://openalex.org/I115475287","display_name":"Oklahoma State University","ror":"https://ror.org/01g9vbr38","country_code":"US","type":"education","lineage":["https://openalex.org/I115475287"]},{"id":"https://openalex.org/I4210131712","display_name":"Oklahoma State University Oklahoma City","ror":"https://ror.org/03y1zyv86","country_code":"US","type":"education","lineage":["https://openalex.org/I4210131712"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Balabhaskar Balasundaram","raw_affiliation_strings":["School of Industrial Engineering and Management, Oklahoma State University, Stillwater, OK, 74078, USA","School of Industrial Engineering and Management, Oklahoma State University, Stillwater, USA","Oklahoma State University,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Industrial Engineering and Management, Oklahoma State University, Stillwater, OK, 74078, USA","institution_ids":["https://openalex.org/I115475287"]},{"raw_affiliation_string":"School of Industrial Engineering and Management, Oklahoma State University, Stillwater, USA","institution_ids":["https://openalex.org/I115475287"]},{"raw_affiliation_string":"Oklahoma State University,","institution_ids":["https://openalex.org/I4210131712"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010439975","display_name":"Shyam S. Chandramouli","orcid":null},"institutions":[{"id":"https://openalex.org/I24676775","display_name":"Indian Institute of Technology Madras","ror":"https://ror.org/03v0r5n49","country_code":"IN","type":"education","lineage":["https://openalex.org/I24676775"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Shyam Sundar Chandramouli","raw_affiliation_strings":["Indian Institute of Technology-Madras, Chennai, 600036, India","Indian Institute of Technology-Madras, Chennai, India","[Indian Institute of Technology, Madras]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Indian Institute of Technology-Madras, Chennai, 600036, India","institution_ids":["https://openalex.org/I24676775"]},{"raw_affiliation_string":"Indian Institute of Technology-Madras, Chennai, India","institution_ids":["https://openalex.org/I24676775"]},{"raw_affiliation_string":"[Indian Institute of Technology, Madras]","institution_ids":["https://openalex.org/I24676775"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5053775338","display_name":"Svyatoslav Trukhanov","orcid":null},"institutions":[{"id":"https://openalex.org/I1290206253","display_name":"Microsoft (United States)","ror":"https://ror.org/00d0nc645","country_code":"US","type":"company","lineage":["https://openalex.org/I1290206253"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Svyatoslav Trukhanov","raw_affiliation_strings":["Microsoft Corporation, One Microsoft Way, Redmond, WA, 98052-6399, USA","Microsoft Corporation, Redmond, USA","MICROSOFT CORP"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Microsoft Corporation, One Microsoft Way, Redmond, WA, 98052-6399, USA","institution_ids":["https://openalex.org/I1290206253"]},{"raw_affiliation_string":"Microsoft Corporation, Redmond, USA","institution_ids":["https://openalex.org/I1290206253"]},{"raw_affiliation_string":"MICROSOFT CORP","institution_ids":["https://openalex.org/I1290206253"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5010439975","https://openalex.org/A5053775338","https://openalex.org/A5054898869"],"corresponding_institution_ids":["https://openalex.org/I115475287","https://openalex.org/I1290206253","https://openalex.org/I24676775","https://openalex.org/I4210131712"],"apc_list":{"value":2290,"currency":"EUR","value_usd":2890},"apc_paid":null,"fwci":1.0637,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.77991018,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":"4","issue":"3","first_page":"311","last_page":"320"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10374","display_name":"Advanced Graph Theory Research","score":0.9995999932289124,"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":0.9995999932289124,"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/T10996","display_name":"Computational Geometry and Mesh Generation","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/1704","display_name":"Computer Graphics and Computer-Aided Design"},"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":0.9955999851226807,"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/combinatorics","display_name":"Combinatorics","score":0.7546700239181519},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.6276721954345703},{"id":"https://openalex.org/keywords/generalization","display_name":"Generalization","score":0.614465594291687},{"id":"https://openalex.org/keywords/bounded-function","display_name":"Bounded function","score":0.6138145327568054},{"id":"https://openalex.org/keywords/approximation-algorithm","display_name":"Approximation algorithm","score":0.605600893497467},{"id":"https://openalex.org/keywords/vertex","display_name":"Vertex (graph theory)","score":0.5424782037734985},{"id":"https://openalex.org/keywords/conjecture","display_name":"Conjecture","score":0.5072776675224304},{"id":"https://openalex.org/keywords/unit-disk","display_name":"Unit disk","score":0.485942006111145},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.4323461055755615},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.39615076780319214},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.20656859874725342}],"concepts":[{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.7546700239181519},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6276721954345703},{"id":"https://openalex.org/C177148314","wikidata":"https://www.wikidata.org/wiki/Q170084","display_name":"Generalization","level":2,"score":0.614465594291687},{"id":"https://openalex.org/C34388435","wikidata":"https://www.wikidata.org/wiki/Q2267362","display_name":"Bounded function","level":2,"score":0.6138145327568054},{"id":"https://openalex.org/C148764684","wikidata":"https://www.wikidata.org/wiki/Q621751","display_name":"Approximation algorithm","level":2,"score":0.605600893497467},{"id":"https://openalex.org/C80899671","wikidata":"https://www.wikidata.org/wiki/Q1304193","display_name":"Vertex (graph theory)","level":3,"score":0.5424782037734985},{"id":"https://openalex.org/C2780990831","wikidata":"https://www.wikidata.org/wiki/Q319141","display_name":"Conjecture","level":2,"score":0.5072776675224304},{"id":"https://openalex.org/C47177299","wikidata":"https://www.wikidata.org/wiki/Q2390323","display_name":"Unit disk","level":2,"score":0.485942006111145},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.4323461055755615},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.39615076780319214},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.20656859874725342},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s11590-009-0146-5","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11590-009-0146-5","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"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":31,"referenced_works":["https://openalex.org/W132569744","https://openalex.org/W137822610","https://openalex.org/W1482298744","https://openalex.org/W1511627217","https://openalex.org/W1523745145","https://openalex.org/W1971470119","https://openalex.org/W1982378203","https://openalex.org/W1985647316","https://openalex.org/W1990033630","https://openalex.org/W2009827511","https://openalex.org/W2011039300","https://openalex.org/W2017109153","https://openalex.org/W2021754931","https://openalex.org/W2028738060","https://openalex.org/W2032265004","https://openalex.org/W2056979696","https://openalex.org/W2063572899","https://openalex.org/W2077783414","https://openalex.org/W2081254453","https://openalex.org/W2094122556","https://openalex.org/W2139349113","https://openalex.org/W2139424601","https://openalex.org/W2169088933","https://openalex.org/W2340149117","https://openalex.org/W2402203281","https://openalex.org/W2476096155","https://openalex.org/W2486816054","https://openalex.org/W2522692482","https://openalex.org/W2526264695","https://openalex.org/W2913132751","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W3162204513","https://openalex.org/W2081283454","https://openalex.org/W2371138613","https://openalex.org/W3194471551","https://openalex.org/W2048963458","https://openalex.org/W4375956809","https://openalex.org/W1581373162","https://openalex.org/W43109613","https://openalex.org/W2359952343","https://openalex.org/W4302778552"],"abstract_inverted_index":null,"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2018,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":1}],"updated_date":"2026-06-19T15:47:20.252518","created_date":"2025-10-10T00:00:00"}
