{"id":"https://openalex.org/W3008857449","doi":"https://doi.org/10.1007/s13042-020-01091-w","title":"Unsupervised attribute reduction based on $$\\alpha $$-approximate equal relation in interval-valued information systems","display_name":"Unsupervised attribute reduction based on $$\\alpha $$-approximate equal relation in interval-valued information systems","publication_year":2020,"publication_date":"2020-02-25","ids":{"openalex":"https://openalex.org/W3008857449","doi":"https://doi.org/10.1007/s13042-020-01091-w","mag":"3008857449"},"language":"en","primary_location":{"id":"doi:10.1007/s13042-020-01091-w","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s13042-020-01091-w","pdf_url":null,"source":{"id":"https://openalex.org/S2764999920","display_name":"International Journal of Machine Learning and Cybernetics","issn_l":"1868-8071","issn":["1868-8071","1868-808X"],"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":"International Journal of Machine Learning and Cybernetics","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/A5071006392","display_name":"Xiaofeng Liu","orcid":"https://orcid.org/0000-0001-5024-9187"},"institutions":[{"id":"https://openalex.org/I173759888","display_name":"Hunan Normal University","ror":"https://ror.org/053w1zy07","country_code":"CN","type":"education","lineage":["https://openalex.org/I173759888"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xiaofeng Liu","raw_affiliation_strings":["College of Information Science and Engineering, Hunan Normal University, Changsha, 410081, Hunan, China","Hunan Provincial Key Laboratory of Intelligent Computing and Language Information Processing, Hunan Normal University, Changsha, 410081, Hunan, China","Key Laboratory of Computing and Stochastic Mathematics (Ministry of Education), School of Mathematics and Statistics, Hunan Normal University, Changsha, 410081, Hunan, China"],"affiliations":[{"raw_affiliation_string":"College of Information Science and Engineering, Hunan Normal University, Changsha, 410081, Hunan, China","institution_ids":["https://openalex.org/I173759888"]},{"raw_affiliation_string":"Hunan Provincial Key Laboratory of Intelligent Computing and Language Information Processing, Hunan Normal University, Changsha, 410081, Hunan, China","institution_ids":["https://openalex.org/I173759888"]},{"raw_affiliation_string":"Key Laboratory of Computing and Stochastic Mathematics (Ministry of Education), School of Mathematics and Statistics, Hunan Normal University, Changsha, 410081, Hunan, China","institution_ids":["https://openalex.org/I173759888"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070031719","display_name":"Jianhua Dai","orcid":"https://orcid.org/0000-0003-1459-0833"},"institutions":[{"id":"https://openalex.org/I173759888","display_name":"Hunan Normal University","ror":"https://ror.org/053w1zy07","country_code":"CN","type":"education","lineage":["https://openalex.org/I173759888"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianhua Dai","raw_affiliation_strings":["College of Information Science and Engineering, Hunan Normal University, Changsha, 410081, Hunan, China","Hunan Provincial Key Laboratory of Intelligent Computing and Language Information Processing, Hunan Normal University, Changsha, 410081, Hunan, China","Key Laboratory of Computing and Stochastic Mathematics (Ministry of Education), School of Mathematics and Statistics, Hunan Normal University, Changsha, 410081, Hunan, China"],"affiliations":[{"raw_affiliation_string":"College of Information Science and Engineering, Hunan Normal University, Changsha, 410081, Hunan, China","institution_ids":["https://openalex.org/I173759888"]},{"raw_affiliation_string":"Hunan Provincial Key Laboratory of Intelligent Computing and Language Information Processing, Hunan Normal University, Changsha, 410081, Hunan, China","institution_ids":["https://openalex.org/I173759888"]},{"raw_affiliation_string":"Key Laboratory of Computing and Stochastic Mathematics (Ministry of Education), School of Mathematics and Statistics, Hunan Normal University, Changsha, 410081, Hunan, China","institution_ids":["https://openalex.org/I173759888"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018186667","display_name":"Jiaolong Chen","orcid":"https://orcid.org/0000-0001-7362-9756"},"institutions":[{"id":"https://openalex.org/I173759888","display_name":"Hunan Normal University","ror":"https://ror.org/053w1zy07","country_code":"CN","type":"education","lineage":["https://openalex.org/I173759888"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiaolong Chen","raw_affiliation_strings":["College of Information Science and Engineering, Hunan Normal University, Changsha, 410081, Hunan, China","Hunan Provincial Key Laboratory of Intelligent Computing and Language Information Processing, Hunan Normal University, Changsha, 410081, Hunan, China"],"affiliations":[{"raw_affiliation_string":"College of Information Science and Engineering, Hunan Normal University, Changsha, 410081, Hunan, China","institution_ids":["https://openalex.org/I173759888"]},{"raw_affiliation_string":"Hunan Provincial Key Laboratory of Intelligent Computing and Language Information Processing, Hunan Normal University, Changsha, 410081, Hunan, China","institution_ids":["https://openalex.org/I173759888"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039029359","display_name":"Chucai Zhang","orcid":"https://orcid.org/0000-0003-2214-3179"},"institutions":[{"id":"https://openalex.org/I173759888","display_name":"Hunan Normal University","ror":"https://ror.org/053w1zy07","country_code":"CN","type":"education","lineage":["https://openalex.org/I173759888"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chucai Zhang","raw_affiliation_strings":["College of Information Science and Engineering, Hunan Normal University, Changsha, 410081, Hunan, China","Hunan Provincial Key Laboratory of Intelligent Computing and Language Information Processing, Hunan Normal University, Changsha, 410081, Hunan, China"],"affiliations":[{"raw_affiliation_string":"College of Information Science and Engineering, Hunan Normal University, Changsha, 410081, Hunan, China","institution_ids":["https://openalex.org/I173759888"]},{"raw_affiliation_string":"Hunan Provincial Key Laboratory of Intelligent Computing and Language Information Processing, Hunan Normal University, Changsha, 410081, Hunan, China","institution_ids":["https://openalex.org/I173759888"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5071006392"],"corresponding_institution_ids":["https://openalex.org/I173759888"],"apc_list":{"value":2790,"currency":"EUR","value_usd":3590},"apc_paid":null,"fwci":1.7339,"has_fulltext":false,"cited_by_count":20,"citation_normalized_percentile":{"value":0.87878183,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"11","issue":"9","first_page":"2021","last_page":"2038"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11063","display_name":"Rough Sets and Fuzzy Logic","score":1.0,"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":1.0,"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/T10050","display_name":"Multi-Criteria Decision Making","score":0.993399977684021,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10538","display_name":"Data Mining Algorithms and Applications","score":0.9902999997138977,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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":0.6062608361244202},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.6005594730377197},{"id":"https://openalex.org/keywords/equivalence-relation","display_name":"Equivalence relation","score":0.5984364151954651},{"id":"https://openalex.org/keywords/mutual-information","display_name":"Mutual information","score":0.588611364364624},{"id":"https://openalex.org/keywords/relation","display_name":"Relation (database)","score":0.5865734815597534},{"id":"https://openalex.org/keywords/attribute-domain","display_name":"Attribute domain","score":0.5466291904449463},{"id":"https://openalex.org/keywords/entropy","display_name":"Entropy (arrow of time)","score":0.4986598491668701},{"id":"https://openalex.org/keywords/computational-intelligence","display_name":"Computational intelligence","score":0.49254974722862244},{"id":"https://openalex.org/keywords/variable-and-attribute","display_name":"Variable and attribute","score":0.47765839099884033},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4517117142677307},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.44354864954948425},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.40688636898994446},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.39575591683387756},{"id":"https://openalex.org/keywords/rough-set","display_name":"Rough set","score":0.351302832365036},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.21972998976707458}],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6062608361244202},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.6005594730377197},{"id":"https://openalex.org/C156103551","wikidata":"https://www.wikidata.org/wiki/Q130998","display_name":"Equivalence relation","level":2,"score":0.5984364151954651},{"id":"https://openalex.org/C152139883","wikidata":"https://www.wikidata.org/wiki/Q252973","display_name":"Mutual information","level":2,"score":0.588611364364624},{"id":"https://openalex.org/C25343380","wikidata":"https://www.wikidata.org/wiki/Q277521","display_name":"Relation (database)","level":2,"score":0.5865734815597534},{"id":"https://openalex.org/C75814411","wikidata":"https://www.wikidata.org/wiki/Q4818714","display_name":"Attribute domain","level":3,"score":0.5466291904449463},{"id":"https://openalex.org/C106301342","wikidata":"https://www.wikidata.org/wiki/Q4117933","display_name":"Entropy (arrow of time)","level":2,"score":0.4986598491668701},{"id":"https://openalex.org/C139502532","wikidata":"https://www.wikidata.org/wiki/Q1122090","display_name":"Computational intelligence","level":2,"score":0.49254974722862244},{"id":"https://openalex.org/C12692103","wikidata":"https://www.wikidata.org/wiki/Q113312","display_name":"Variable and attribute","level":4,"score":0.47765839099884033},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4517117142677307},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.44354864954948425},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.40688636898994446},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.39575591683387756},{"id":"https://openalex.org/C111012933","wikidata":"https://www.wikidata.org/wiki/Q3137210","display_name":"Rough set","level":2,"score":0.351302832365036},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.21972998976707458},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s13042-020-01091-w","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s13042-020-01091-w","pdf_url":null,"source":{"id":"https://openalex.org/S2764999920","display_name":"International Journal of Machine Learning and Cybernetics","issn_l":"1868-8071","issn":["1868-8071","1868-808X"],"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":"International Journal of Machine Learning and Cybernetics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2032445253","display_name":null,"funder_award_id":"61070074","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2560277630","display_name":null,"funder_award_id":"2018TP1018","funder_id":"https://openalex.org/F4320321471","funder_display_name":"Hunan Provincial Science and Technology Department"},{"id":"https://openalex.org/G444304141","display_name":null,"funder_award_id":"2018RS3065","funder_id":"https://openalex.org/F4320321471","funder_display_name":"Hunan Provincial Science and Technology Department"},{"id":"https://openalex.org/G6806792462","display_name":null,"funder_award_id":"61473259","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8064630213","display_name":null,"funder_award_id":"61976089","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G942593472","display_name":null,"funder_award_id":"60703038","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321471","display_name":"Hunan Provincial Science and Technology Department","ror":"https://ror.org/04qgr7x96"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":59,"referenced_works":["https://openalex.org/W242651721","https://openalex.org/W1557923305","https://openalex.org/W1973067694","https://openalex.org/W1994974007","https://openalex.org/W1995875735","https://openalex.org/W2004992275","https://openalex.org/W2007810691","https://openalex.org/W2009474911","https://openalex.org/W2028956919","https://openalex.org/W2035742098","https://openalex.org/W2039364821","https://openalex.org/W2044239988","https://openalex.org/W2056172554","https://openalex.org/W2059228994","https://openalex.org/W2059488982","https://openalex.org/W2071260583","https://openalex.org/W2074972084","https://openalex.org/W2080995863","https://openalex.org/W2089807790","https://openalex.org/W2123456343","https://openalex.org/W2128406786","https://openalex.org/W2292553612","https://openalex.org/W2327139812","https://openalex.org/W2342870739","https://openalex.org/W2511401805","https://openalex.org/W2515428626","https://openalex.org/W2518562270","https://openalex.org/W2528984188","https://openalex.org/W2553685420","https://openalex.org/W2561208659","https://openalex.org/W2595753827","https://openalex.org/W2602688464","https://openalex.org/W2608995788","https://openalex.org/W2609332722","https://openalex.org/W2648561407","https://openalex.org/W2726357088","https://openalex.org/W2732347010","https://openalex.org/W2750916579","https://openalex.org/W2752796504","https://openalex.org/W2766239046","https://openalex.org/W2776189519","https://openalex.org/W2787285884","https://openalex.org/W2787539929","https://openalex.org/W2803519183","https://openalex.org/W2804435348","https://openalex.org/W2804643467","https://openalex.org/W2806709681","https://openalex.org/W2851233212","https://openalex.org/W2883355296","https://openalex.org/W2888076169","https://openalex.org/W2891873203","https://openalex.org/W2899356345","https://openalex.org/W2900778510","https://openalex.org/W2902560136","https://openalex.org/W2941518349","https://openalex.org/W2941752766","https://openalex.org/W2956603593","https://openalex.org/W4232953319","https://openalex.org/W4255833381"],"related_works":["https://openalex.org/W2362911251","https://openalex.org/W2355009088","https://openalex.org/W2361652241","https://openalex.org/W2003220380","https://openalex.org/W2884866368","https://openalex.org/W2357538651","https://openalex.org/W2144708632","https://openalex.org/W2116981860","https://openalex.org/W2113880195","https://openalex.org/W2343536755"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":8},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":3}],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-10-10T00:00:00"}