{"id":"https://openalex.org/W2094611417","doi":"https://doi.org/10.1109/grc.2012.6468633","title":"A new method of attribute reduction of covering rough sets","display_name":"A new method of attribute reduction of covering rough sets","publication_year":2012,"publication_date":"2012-08-01","ids":{"openalex":"https://openalex.org/W2094611417","doi":"https://doi.org/10.1109/grc.2012.6468633","mag":"2094611417"},"language":"en","primary_location":{"id":"doi:10.1109/grc.2012.6468633","is_oa":false,"landing_page_url":"https://doi.org/10.1109/grc.2012.6468633","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE International Conference on Granular Computing","raw_type":"proceedings-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/A5102739968","display_name":"Tian Yang","orcid":"https://orcid.org/0000-0003-2960-525X"},"institutions":[{"id":"https://openalex.org/I119273862","display_name":"Central South University of Forestry and Technology","ror":"https://ror.org/02czw2k81","country_code":"CN","type":"education","lineage":["https://openalex.org/I119273862"]},{"id":"https://openalex.org/I139660479","display_name":"Central South University","ror":"https://ror.org/00f1zfq44","country_code":"CN","type":"education","lineage":["https://openalex.org/I139660479"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tian Yang","raw_affiliation_strings":["College of Science, Central South University of Forestry and Technology, Changsha, China","College of Science, Central South University of Forestry and Technology, Changsha 410004 (China)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Science, Central South University of Forestry and Technology, Changsha, China","institution_ids":["https://openalex.org/I119273862","https://openalex.org/I139660479"]},{"raw_affiliation_string":"College of Science, Central South University of Forestry and Technology, Changsha 410004 (China)","institution_ids":["https://openalex.org/I119273862","https://openalex.org/I139660479"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100611700","display_name":"Qingguo Li","orcid":"https://orcid.org/0000-0002-4314-7489"},"institutions":[{"id":"https://openalex.org/I16609230","display_name":"Hunan University","ror":"https://ror.org/05htk5m33","country_code":"CN","type":"education","lineage":["https://openalex.org/I16609230"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qingguo Li","raw_affiliation_strings":["College of Mathematics and Econometrics, Hunan University, Changsha, China","College of Mathematics and Econometrics, Hunan University, Changsha 410082,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Mathematics and Econometrics, Hunan University, Changsha, China","institution_ids":["https://openalex.org/I16609230"]},{"raw_affiliation_string":"College of Mathematics and Econometrics, Hunan University, Changsha 410082,China","institution_ids":["https://openalex.org/I16609230"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5110350635","display_name":"Bilei Zhou","orcid":"https://orcid.org/0000-0001-9770-2727"},"institutions":[{"id":"https://openalex.org/I139660479","display_name":"Central South University","ror":"https://ror.org/00f1zfq44","country_code":"CN","type":"education","lineage":["https://openalex.org/I139660479"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bilei Zhou","raw_affiliation_strings":["Business School, Central South University, Changsha, China","Business School,Central South University,Changsha,410083,China)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Business School, Central South University, Changsha, China","institution_ids":["https://openalex.org/I139660479"]},{"raw_affiliation_string":"Business School,Central South University,Changsha,410083,China)","institution_ids":["https://openalex.org/I139660479"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.6946,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.72984149,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"158","issue":null,"first_page":"596","last_page":"600"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11063","display_name":"Rough Sets and Fuzzy Logic","score":0.9998999834060669,"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/T11063","display_name":"Rough Sets and Fuzzy Logic","score":0.9998999834060669,"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/T13734","display_name":"Advanced Computational Techniques and Applications","score":0.9315000176429749,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T14262","display_name":"Extenics and Innovation Methods","score":0.9297000169754028,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/rough-set","display_name":"Rough set","score":0.9754743576049805},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.6620391607284546},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.6492874622344971},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.5059439539909363},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.49843835830688477},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.45212864875793457},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.43218883872032166},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.32849326729774475},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.05052828788757324}],"concepts":[{"id":"https://openalex.org/C111012933","wikidata":"https://www.wikidata.org/wiki/Q3137210","display_name":"Rough set","level":2,"score":0.9754743576049805},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.6620391607284546},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.6492874622344971},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5059439539909363},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.49843835830688477},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.45212864875793457},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.43218883872032166},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.32849326729774475},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.05052828788757324},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/grc.2012.6468633","is_oa":false,"landing_page_url":"https://doi.org/10.1109/grc.2012.6468633","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE International Conference on Granular Computing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":41,"referenced_works":["https://openalex.org/W53283552","https://openalex.org/W1486125218","https://openalex.org/W1591618909","https://openalex.org/W1635651613","https://openalex.org/W1973375121","https://openalex.org/W1973408437","https://openalex.org/W1973689533","https://openalex.org/W1988299607","https://openalex.org/W2023441160","https://openalex.org/W2024638676","https://openalex.org/W2028561988","https://openalex.org/W2031978194","https://openalex.org/W2033735274","https://openalex.org/W2033857698","https://openalex.org/W2040599099","https://openalex.org/W2041596646","https://openalex.org/W2042475680","https://openalex.org/W2045260678","https://openalex.org/W2072493552","https://openalex.org/W2078975878","https://openalex.org/W2082266564","https://openalex.org/W2097923398","https://openalex.org/W2103514965","https://openalex.org/W2103666359","https://openalex.org/W2105870541","https://openalex.org/W2112195158","https://openalex.org/W2127050504","https://openalex.org/W2131437896","https://openalex.org/W2143181293","https://openalex.org/W2153676086","https://openalex.org/W2158633287","https://openalex.org/W2168523997","https://openalex.org/W2340020088","https://openalex.org/W2392673480","https://openalex.org/W2506703326","https://openalex.org/W2550271288","https://openalex.org/W2912707296","https://openalex.org/W4255833381","https://openalex.org/W4293857420","https://openalex.org/W6633188799","https://openalex.org/W7052012358"],"related_works":["https://openalex.org/W2387804527","https://openalex.org/W2355968574","https://openalex.org/W2103840922","https://openalex.org/W2166201494","https://openalex.org/W2107349454","https://openalex.org/W2386642237","https://openalex.org/W2376925652","https://openalex.org/W2389210842","https://openalex.org/W2946250706","https://openalex.org/W2355835716"],"abstract_inverted_index":{"In":[0],"rough":[1,62],"set":[2],"theory,":[3],"the":[4,49,67,69,84],"discernibility":[5,50,70,85],"matrix":[6,71,86],"is":[7,18,37,72,87],"a":[8,29,31,44],"classical":[9],"method":[10],"to":[11,82],"compute":[12,55],"all":[13,56],"attribute":[14,57],"reducts.":[15],"However,":[16],"it":[17],"useless":[19],"in":[20,25,40,66],"certain":[21],"circumstances":[22],"as":[23],"shown":[24],"this":[26,41],"paper.":[27,42],"As":[28,43],"result,":[30],"new":[32],"method,":[33],"namely":[34],"related":[35],"family,":[36],"developed":[38],"initially":[39],"more":[45,79],"powerful":[46],"tool":[47],"than":[48],"matrix,":[51],"relate":[52],"family":[53],"can":[54],"reducts":[58],"of":[59],"covering":[60],"generalized":[61],"sets,":[63],"not":[64,88],"only":[65],"cases":[68],"usually":[73],"employed":[74],"for,":[75],"but":[76],"also":[77],"for":[78],"comprehensive":[80],"instances":[81],"which":[83],"applicable.":[89]},"counts_by_year":[{"year":2018,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}