{"id":"https://openalex.org/W4246796078","doi":"https://doi.org/10.1109/coginf.2004.1327470","title":"Theoretical study on attribute reduction of rough set theory: comparison of algebra and information views","display_name":"Theoretical study on attribute reduction of rough set theory: comparison of algebra and information views","publication_year":2004,"publication_date":"2004-01-01","ids":{"openalex":"https://openalex.org/W4246796078","doi":"https://doi.org/10.1109/coginf.2004.1327470"},"language":"en","primary_location":{"id":"doi:10.1109/coginf.2004.1327470","is_oa":false,"landing_page_url":"https://doi.org/10.1109/coginf.2004.1327470","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Third IEEE International Conference on Cognitive Informatics, 2004.","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/A5031220156","display_name":"Guoyin Wang","orcid":"https://orcid.org/0000-0002-8521-5232"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Guo-Yin Wang","raw_affiliation_strings":["Institute of Computer Science and Technology, Chongqing University of Posts and Telecommunications, Chongqing, China"],"affiliations":[{"raw_affiliation_string":"Institute of Computer Science and Technology, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100358009","display_name":"Jun Zhao","orcid":"https://orcid.org/0000-0002-3573-152X"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jun Zhao","raw_affiliation_strings":["Institute of Computer Science and Technology, Chongqing University of Posts and Telecommunications, Chongqing, China"],"affiliations":[{"raw_affiliation_string":"Institute of Computer Science and Technology, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016127924","display_name":"Jiu-Jiang An","orcid":null},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiu-Jiang An","raw_affiliation_strings":["Institute of Computer Science and Technology, Chongqing University of Posts and Telecommunications, Chongqing, China"],"affiliations":[{"raw_affiliation_string":"Institute of Computer Science and Technology, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5110369733","display_name":"Yu Wu","orcid":"https://orcid.org/0000-0001-6108-957X"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yu Wu","raw_affiliation_strings":["Institute of Computer Science and Technology, Chongqing University of Posts and Telecommunications, Chongqing, China"],"affiliations":[{"raw_affiliation_string":"Institute of Computer Science and Technology, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5031220156"],"corresponding_institution_ids":["https://openalex.org/I10535382"],"apc_list":null,"apc_paid":null,"fwci":2.01438638,"has_fulltext":false,"cited_by_count":28,"citation_normalized_percentile":{"value":0.86571707,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"148","last_page":"155"},"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/T14262","display_name":"Extenics and Innovation Methods","score":0.9577999711036682,"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"}},{"id":"https://openalex.org/T13734","display_name":"Advanced Computational Techniques and Applications","score":0.9559000134468079,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/rough-set","display_name":"Rough set","score":0.8900882005691528},{"id":"https://openalex.org/keywords/attribute-domain","display_name":"Attribute domain","score":0.6907609701156616},{"id":"https://openalex.org/keywords/equivalence","display_name":"Equivalence (formal languages)","score":0.6479339599609375},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.642578125},{"id":"https://openalex.org/keywords/relation","display_name":"Relation (database)","score":0.6321566700935364},{"id":"https://openalex.org/keywords/equivalence-relation","display_name":"Equivalence relation","score":0.577666163444519},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5597925186157227},{"id":"https://openalex.org/keywords/algebra-over-a-field","display_name":"Algebra over a field","score":0.5569608807563782},{"id":"https://openalex.org/keywords/relational-algebra","display_name":"Relational algebra","score":0.5497890710830688},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.5154012441635132},{"id":"https://openalex.org/keywords/core","display_name":"Core (optical fiber)","score":0.4646458327770233},{"id":"https://openalex.org/keywords/variable-and-attribute","display_name":"Variable and attribute","score":0.4543014466762543},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4236575961112976},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.4022520184516907},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.29242992401123047},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.2756723165512085},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.22441712021827698},{"id":"https://openalex.org/keywords/relational-database","display_name":"Relational database","score":0.174625962972641}],"concepts":[{"id":"https://openalex.org/C111012933","wikidata":"https://www.wikidata.org/wiki/Q3137210","display_name":"Rough set","level":2,"score":0.8900882005691528},{"id":"https://openalex.org/C75814411","wikidata":"https://www.wikidata.org/wiki/Q4818714","display_name":"Attribute domain","level":3,"score":0.6907609701156616},{"id":"https://openalex.org/C2780069185","wikidata":"https://www.wikidata.org/wiki/Q7977945","display_name":"Equivalence (formal languages)","level":2,"score":0.6479339599609375},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.642578125},{"id":"https://openalex.org/C25343380","wikidata":"https://www.wikidata.org/wiki/Q277521","display_name":"Relation (database)","level":2,"score":0.6321566700935364},{"id":"https://openalex.org/C156103551","wikidata":"https://www.wikidata.org/wiki/Q130998","display_name":"Equivalence relation","level":2,"score":0.577666163444519},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5597925186157227},{"id":"https://openalex.org/C136119220","wikidata":"https://www.wikidata.org/wiki/Q1000660","display_name":"Algebra over a field","level":2,"score":0.5569608807563782},{"id":"https://openalex.org/C95916125","wikidata":"https://www.wikidata.org/wiki/Q840540","display_name":"Relational algebra","level":3,"score":0.5497890710830688},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5154012441635132},{"id":"https://openalex.org/C2164484","wikidata":"https://www.wikidata.org/wiki/Q5170150","display_name":"Core (optical fiber)","level":2,"score":0.4646458327770233},{"id":"https://openalex.org/C12692103","wikidata":"https://www.wikidata.org/wiki/Q113312","display_name":"Variable and attribute","level":4,"score":0.4543014466762543},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4236575961112976},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.4022520184516907},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.29242992401123047},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.2756723165512085},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.22441712021827698},{"id":"https://openalex.org/C5655090","wikidata":"https://www.wikidata.org/wiki/Q192588","display_name":"Relational database","level":2,"score":0.174625962972641},{"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/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/coginf.2004.1327470","is_oa":false,"landing_page_url":"https://doi.org/10.1109/coginf.2004.1327470","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Third IEEE International Conference on Cognitive Informatics, 2004.","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Reduced inequalities","id":"https://metadata.un.org/sdg/10","score":0.6600000262260437}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1516224262","https://openalex.org/W1964980811","https://openalex.org/W2050207883","https://openalex.org/W2168287352","https://openalex.org/W2349044742","https://openalex.org/W2355690385","https://openalex.org/W2357594108","https://openalex.org/W2365382545","https://openalex.org/W2377505859","https://openalex.org/W2383616232","https://openalex.org/W2391525761","https://openalex.org/W4255833381","https://openalex.org/W6990322636","https://openalex.org/W7027114880"],"related_works":["https://openalex.org/W4389318318","https://openalex.org/W2369600854","https://openalex.org/W2351091520","https://openalex.org/W2101726329","https://openalex.org/W2104752269","https://openalex.org/W2370759495","https://openalex.org/W2363478388","https://openalex.org/W2166201494","https://openalex.org/W2343536755","https://openalex.org/W2392716952"],"abstract_inverted_index":{"Attribute":[0],"reduction":[1,26,126],"is":[2,91,100],"an":[3],"important":[4],"issue":[5],"of":[6,24,58,124],"rough":[7,59],"set":[8,60],"theory":[9,61],"and":[10,19,67,88,97,106,117,122],"has":[11],"already":[12],"been":[13],"separately":[14],"studied":[15],"in":[16,41,71,85],"algebra":[17,86,111],"view":[18,87,90,103],"information":[20,89,102],"view.":[21,112],"However,":[22],"conceptions":[23,84],"attribute":[25,63,65,68,125],"based":[27],"on":[28],"the":[29,38,51,72,79,120],"two":[30,73],"views":[31],"are":[32,37,115],"not":[33],"necessarily":[34],"equivalent,":[35],"they":[36],"same":[39],"only":[40],"consistent":[42],"decision":[43],"systems.":[44],"In":[45],"this":[46],"paper,":[47],"we":[48],"theoretically":[49],"study":[50],"quantitative":[52],"relation":[53,80],"between":[54,81],"some":[55],"basic":[56],"notions":[57],"like":[62],"reduction,":[64],"significance":[66],"core":[69],"defined":[70],"views.":[74],"The":[75,113],"results":[76,114],"show":[77],"that":[78,101],"those":[82],"corresponding":[83],"typically":[92],"inclusion":[93],"rather":[94],"than":[95,110],"equivalence,":[96],"its":[98],"reason":[99],"restricts":[104],"attributes":[105],"systems":[107],"more":[108],"specifically":[109],"necessary":[116],"significant":[118],"for":[119],"development":[121],"application":[123],"methods.":[127]},"counts_by_year":[{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
