{"id":"https://openalex.org/W2030083434","doi":"https://doi.org/10.1016/s0012-365x(03)00287-5","title":"Generalized cover-free families","display_name":"Generalized cover-free families","publication_year":2003,"publication_date":"2003-10-09","ids":{"openalex":"https://openalex.org/W2030083434","doi":"https://doi.org/10.1016/s0012-365x(03)00287-5","mag":"2030083434"},"language":"en","primary_location":{"id":"doi:10.1016/s0012-365x(03)00287-5","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0012-365x(03)00287-5","pdf_url":null,"source":{"id":"https://openalex.org/S18902827","display_name":"Discrete Mathematics","issn_l":"0012-365X","issn":["0012-365X","1872-681X"],"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 Mathematics","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/A5015007040","display_name":"D. R. Stinson","orcid":null},"institutions":[{"id":"https://openalex.org/I151746483","display_name":"University of Waterloo","ror":"https://ror.org/01aff2v68","country_code":"CA","type":"education","lineage":["https://openalex.org/I151746483"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"D.R. Stinson","raw_affiliation_strings":["School of Computer Science, University of Waterloo, Waterloo, Ont., Canada N2L 3G1","School of Computer Science, University of Waterloo, Waterloo, Ont., Canada N2L 3G1#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science, University of Waterloo, Waterloo, Ont., Canada N2L 3G1","institution_ids":["https://openalex.org/I151746483"]},{"raw_affiliation_string":"School of Computer Science, University of Waterloo, Waterloo, Ont., Canada N2L 3G1#TAB#","institution_ids":["https://openalex.org/I151746483"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5108980273","display_name":"R. Wei","orcid":null},"institutions":[{"id":"https://openalex.org/I72541430","display_name":"Lakehead University","ror":"https://ror.org/023p7mg82","country_code":"CA","type":"education","lineage":["https://openalex.org/I72541430"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"R. Wei","raw_affiliation_strings":["Department of Computer Science, Lakehead University, Thunder Bay, Ont., Canada P7B 5E1","Department of Computer Science, Lakehead University, Thunder Bay, Ont., Canada P7B 5E1#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Lakehead University, Thunder Bay, Ont., Canada P7B 5E1","institution_ids":["https://openalex.org/I72541430"]},{"raw_affiliation_string":"Department of Computer Science, Lakehead University, Thunder Bay, Ont., Canada P7B 5E1#TAB#","institution_ids":["https://openalex.org/I72541430"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5015007040","https://openalex.org/A5108980273"],"corresponding_institution_ids":["https://openalex.org/I151746483","https://openalex.org/I72541430"],"apc_list":{"value":3000,"currency":"USD","value_usd":3000},"apc_paid":null,"fwci":3.0232,"has_fulltext":false,"cited_by_count":99,"citation_normalized_percentile":{"value":0.90867294,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":93,"max":99},"biblio":{"volume":"279","issue":"1-3","first_page":"463","last_page":"477"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10996","display_name":"Computational Geometry and Mesh Generation","score":0.994700014591217,"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"}},"topics":[{"id":"https://openalex.org/T10996","display_name":"Computational Geometry and Mesh Generation","score":0.994700014591217,"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/T11498","display_name":"Security in Wireless Sensor Networks","score":0.9904999732971191,"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/T10374","display_name":"Advanced Graph Theory Research","score":0.9897000193595886,"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/cover","display_name":"Cover (algebra)","score":0.9303098917007446},{"id":"https://openalex.org/keywords/generalization","display_name":"Generalization","score":0.762877881526947},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.7442123889923096},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.48787856101989746},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.4792175889015198},{"id":"https://openalex.org/keywords/set-cover-problem","display_name":"Set cover problem","score":0.468600869178772},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.445287823677063},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.18067333102226257}],"concepts":[{"id":"https://openalex.org/C2780428219","wikidata":"https://www.wikidata.org/wiki/Q16952335","display_name":"Cover (algebra)","level":2,"score":0.9303098917007446},{"id":"https://openalex.org/C177148314","wikidata":"https://www.wikidata.org/wiki/Q170084","display_name":"Generalization","level":2,"score":0.762877881526947},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.7442123889923096},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.48787856101989746},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.4792175889015198},{"id":"https://openalex.org/C100808899","wikidata":"https://www.wikidata.org/wiki/Q1192100","display_name":"Set cover problem","level":3,"score":0.468600869178772},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.445287823677063},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.18067333102226257},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","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:10.1016/s0012-365x(03)00287-5","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0012-365x(03)00287-5","pdf_url":null,"source":{"id":"https://openalex.org/S18902827","display_name":"Discrete Mathematics","issn_l":"0012-365X","issn":["0012-365X","1872-681X"],"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 Mathematics","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":29,"referenced_works":["https://openalex.org/W1493284097","https://openalex.org/W1516444320","https://openalex.org/W1590263452","https://openalex.org/W1741292496","https://openalex.org/W1968160142","https://openalex.org/W1995096771","https://openalex.org/W2001779588","https://openalex.org/W2002087984","https://openalex.org/W2004227827","https://openalex.org/W2006109052","https://openalex.org/W2012584108","https://openalex.org/W2019294877","https://openalex.org/W2037515303","https://openalex.org/W2065707239","https://openalex.org/W2077147915","https://openalex.org/W2077263982","https://openalex.org/W2087567316","https://openalex.org/W2088379485","https://openalex.org/W2090388266","https://openalex.org/W2091887150","https://openalex.org/W2146749719","https://openalex.org/W2164604747","https://openalex.org/W2484860292","https://openalex.org/W2603506033","https://openalex.org/W2612247901","https://openalex.org/W2752061190","https://openalex.org/W2752853835","https://openalex.org/W6735606371","https://openalex.org/W7030635863"],"related_works":["https://openalex.org/W3162204513","https://openalex.org/W623607250","https://openalex.org/W4245429118","https://openalex.org/W4245505501","https://openalex.org/W2921334381","https://openalex.org/W4255529442","https://openalex.org/W2035485837","https://openalex.org/W2037870595","https://openalex.org/W3165916245","https://openalex.org/W2003676461"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":5},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":8},{"year":2012,"cited_by_count":10}],"updated_date":"2026-03-10T14:07:55.174380","created_date":"2025-10-10T00:00:00"}