{"id":"https://openalex.org/W2775561461","doi":"https://doi.org/10.3233/jifs-16318","title":"The approximations in rough concept lattice and approximable concept lattice","display_name":"The approximations in rough concept lattice and approximable concept lattice","publication_year":2017,"publication_date":"2017-12-01","ids":{"openalex":"https://openalex.org/W2775561461","doi":"https://doi.org/10.3233/jifs-16318","mag":"2775561461"},"language":"en","primary_location":{"id":"doi:10.3233/jifs-16318","is_oa":false,"landing_page_url":"https://doi.org/10.3233/jifs-16318","pdf_url":null,"source":{"id":"https://openalex.org/S179157397","display_name":"Journal of Intelligent & Fuzzy Systems","issn_l":"1064-1246","issn":["1064-1246","1875-8967"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310318577","host_organization_name":"IOS Press","host_organization_lineage":["https://openalex.org/P4310318577"],"host_organization_lineage_names":["IOS Press"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Intelligent &amp; Fuzzy Systems","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/A5019775984","display_name":"Qimei Xiao","orcid":"https://orcid.org/0000-0003-1764-0488"},"institutions":[{"id":"https://openalex.org/I56934997","display_name":"Changsha University of Science and Technology","ror":"https://ror.org/03yph8055","country_code":"CN","type":"education","lineage":["https://openalex.org/I56934997"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Qimei Xiao","raw_affiliation_strings":["School of Mathematics and Statistics,Changsha University of Science and Technology, Changsha, Hunan,P.R. China"],"affiliations":[{"raw_affiliation_string":"School of Mathematics and Statistics,Changsha University of Science and Technology, Changsha, Hunan,P.R. China","institution_ids":["https://openalex.org/I56934997"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035894939","display_name":"Guangming Lang","orcid":"https://orcid.org/0000-0003-4090-4074"},"institutions":[{"id":"https://openalex.org/I56934997","display_name":"Changsha University of Science and Technology","ror":"https://ror.org/03yph8055","country_code":"CN","type":"education","lineage":["https://openalex.org/I56934997"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guangming Lang","raw_affiliation_strings":["School of Mathematics and Statistics,Changsha University of Science and Technology, Changsha, Hunan,P.R. China"],"affiliations":[{"raw_affiliation_string":"School of Mathematics and Statistics,Changsha University of Science and Technology, Changsha, Hunan,P.R. China","institution_ids":["https://openalex.org/I56934997"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100380184","display_name":"Wenjun Liu","orcid":"https://orcid.org/0009-0008-4339-8043"},"institutions":[{"id":"https://openalex.org/I56934997","display_name":"Changsha University of Science and Technology","ror":"https://ror.org/03yph8055","country_code":"CN","type":"education","lineage":["https://openalex.org/I56934997"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenjun Liu","raw_affiliation_strings":["School of Mathematics and Statistics,Changsha University of Science and Technology, Changsha, Hunan,P.R. China"],"affiliations":[{"raw_affiliation_string":"School of Mathematics and Statistics,Changsha University of Science and Technology, Changsha, Hunan,P.R. China","institution_ids":["https://openalex.org/I56934997"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5069452567","display_name":"Mingjie Cai","orcid":"https://orcid.org/0000-0003-3652-2022"},"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":"Mingjie Cai","raw_affiliation_strings":["College of Mathematics and Econometrics,Hunan University, Changsha, Hunan,P.R. China"],"affiliations":[{"raw_affiliation_string":"College of Mathematics and Econometrics,Hunan University, Changsha, Hunan,P.R. China","institution_ids":["https://openalex.org/I16609230"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5019775984"],"corresponding_institution_ids":["https://openalex.org/I56934997"],"apc_list":null,"apc_paid":null,"fwci":0.2271,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.58737645,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"33","issue":"6","first_page":"3459","last_page":"3467"},"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/T10538","display_name":"Data Mining Algorithms and Applications","score":0.9706000089645386,"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"}},{"id":"https://openalex.org/T11727","display_name":"Advanced Algebra and Logic","score":0.9614999890327454,"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/rough-set","display_name":"Rough set","score":0.784430980682373},{"id":"https://openalex.org/keywords/formal-concept-analysis","display_name":"Formal concept analysis","score":0.7115021347999573},{"id":"https://openalex.org/keywords/lattice","display_name":"Lattice (music)","score":0.709186315536499},{"id":"https://openalex.org/keywords/lattice-miner","display_name":"Lattice Miner","score":0.7079168558120728},{"id":"https://openalex.org/keywords/approximations-of-\u03c0","display_name":"Approximations of \u03c0","score":0.6230741143226624},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.48115694522857666},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.46310824155807495},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.43886011838912964},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.3509245216846466},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.25059330463409424},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.1494503617286682},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.13561362028121948},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.04779091477394104}],"concepts":[{"id":"https://openalex.org/C111012933","wikidata":"https://www.wikidata.org/wiki/Q3137210","display_name":"Rough set","level":2,"score":0.784430980682373},{"id":"https://openalex.org/C76363472","wikidata":"https://www.wikidata.org/wiki/Q1437394","display_name":"Formal concept analysis","level":2,"score":0.7115021347999573},{"id":"https://openalex.org/C2781204021","wikidata":"https://www.wikidata.org/wiki/Q6497091","display_name":"Lattice (music)","level":2,"score":0.709186315536499},{"id":"https://openalex.org/C203136989","wikidata":"https://www.wikidata.org/wiki/Q6497099","display_name":"Lattice Miner","level":3,"score":0.7079168558120728},{"id":"https://openalex.org/C193386753","wikidata":"https://www.wikidata.org/wiki/Q1130396","display_name":"Approximations of \u03c0","level":2,"score":0.6230741143226624},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.48115694522857666},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.46310824155807495},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.43886011838912964},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.3509245216846466},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.25059330463409424},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.1494503617286682},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.13561362028121948},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.04779091477394104},{"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/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.3233/jifs-16318","is_oa":false,"landing_page_url":"https://doi.org/10.3233/jifs-16318","pdf_url":null,"source":{"id":"https://openalex.org/S179157397","display_name":"Journal of Intelligent & Fuzzy Systems","issn_l":"1064-1246","issn":["1064-1246","1875-8967"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310318577","host_organization_name":"IOS Press","host_organization_lineage":["https://openalex.org/P4310318577"],"host_organization_lineage_names":["IOS Press"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Intelligent &amp; Fuzzy Systems","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":25,"referenced_works":["https://openalex.org/W5819577","https://openalex.org/W1485098453","https://openalex.org/W1505150927","https://openalex.org/W1564232874","https://openalex.org/W1564518184","https://openalex.org/W2005745102","https://openalex.org/W2032172961","https://openalex.org/W2035711351","https://openalex.org/W2061221715","https://openalex.org/W2062238175","https://openalex.org/W2081801181","https://openalex.org/W2091155199","https://openalex.org/W2091536478","https://openalex.org/W2093397547","https://openalex.org/W2103089623","https://openalex.org/W2110954061","https://openalex.org/W2143985241","https://openalex.org/W2156582682","https://openalex.org/W2752126739","https://openalex.org/W2997864005","https://openalex.org/W4255318870","https://openalex.org/W4255833381","https://openalex.org/W6634809134","https://openalex.org/W6665675878","https://openalex.org/W7008015750"],"related_works":["https://openalex.org/W2376429569","https://openalex.org/W59961068","https://openalex.org/W2794165897","https://openalex.org/W2381248923","https://openalex.org/W2290185703","https://openalex.org/W2178458300","https://openalex.org/W2797503453","https://openalex.org/W4283804571","https://openalex.org/W2279630705","https://openalex.org/W2114938325"],"abstract_inverted_index":{"In":[0,47],"a":[1],"formal":[2,81],"context,":[3],"the":[4,32,41,51,55,60],"lower":[5],"and":[6,24,40,80],"upper":[7],"approximations":[8,35,63],"of":[9,13,34,43,62,73],"an":[10],"arbitrary":[11],"set":[12,78],"objects":[14],"are":[15,45],"constructed":[16],"by":[17],"object-oriented":[18],"concepts,":[19,21,27],"attribute-oriented":[20],"approximable":[22,26],"concepts":[23],"weak":[25],"respectively.":[28],"We":[29],"first":[30],"define":[31],"concept":[33,61,82],"based":[36,64],"on":[37,65],"lattice-theoretic":[38],"operators,":[39],"properties":[42],"them":[44],"discussed.":[46],"order":[48],"to":[49],"overcome":[50],"two":[52],"shortcomings":[53],"in":[54],"former":[56],"approximations,":[57],"we":[58],"present":[59],"set-theoretic":[66],"operators.The":[67],"study":[68],"can":[69],"help":[70],"further":[71],"understanding":[72],"data":[74],"analysis":[75],"using":[76],"rough":[77],"theory":[79],"analysis.":[83]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
