{"id":"https://openalex.org/W1778069200","doi":"https://doi.org/10.1007/978-3-540-71200-8_5","title":"A Comparison of Pawlak\u2019s and Skowron\u2013Stepaniuk\u2019s Approximation of Concepts","display_name":"A Comparison of Pawlak\u2019s and Skowron\u2013Stepaniuk\u2019s Approximation of Concepts","publication_year":2007,"publication_date":"2007-05-21","ids":{"openalex":"https://openalex.org/W1778069200","doi":"https://doi.org/10.1007/978-3-540-71200-8_5","mag":"1778069200"},"language":"en","primary_location":{"id":"doi:10.1007/978-3-540-71200-8_5","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-540-71200-8_5","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"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":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"type":"book-chapter","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/A5010086132","display_name":"Anna Gomoli\u0144ska","orcid":"https://orcid.org/0000-0003-4643-1503"},"institutions":[{"id":"https://openalex.org/I245364917","display_name":"University of Bia\u0142ystok","ror":"https://ror.org/01qaqcf60","country_code":"PL","type":"education","lineage":["https://openalex.org/I245364917"]}],"countries":["PL"],"is_corresponding":true,"raw_author_name":"Anna Gomoli\u0144ska","raw_affiliation_strings":["University of Bia\u0142ystok, Department of Mathematics, Akademicka 2, 15267 Bia\u0142ystok, Poland","University of Bia\u0142ystok, Department of Mathematics, Bia\u0142ystok, Poland#TAB#"],"affiliations":[{"raw_affiliation_string":"University of Bia\u0142ystok, Department of Mathematics, Akademicka 2, 15267 Bia\u0142ystok, Poland","institution_ids":["https://openalex.org/I245364917"]},{"raw_affiliation_string":"University of Bia\u0142ystok, Department of Mathematics, Bia\u0142ystok, Poland#TAB#","institution_ids":["https://openalex.org/I245364917"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5010086132"],"corresponding_institution_ids":["https://openalex.org/I245364917"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":0.3411,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.62545602,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"64","last_page":"82"},"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/T11727","display_name":"Advanced Algebra and Logic","score":0.978600025177002,"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":0.9628000259399414,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.6614803075790405},{"id":"https://openalex.org/keywords/binary-relation","display_name":"Binary relation","score":0.5996286869049072},{"id":"https://openalex.org/keywords/approximations-of-\u03c0","display_name":"Approximations of \u03c0","score":0.5475327968597412},{"id":"https://openalex.org/keywords/rough-set","display_name":"Rough set","score":0.5328911542892456},{"id":"https://openalex.org/keywords/relation","display_name":"Relation (database)","score":0.48781588673591614},{"id":"https://openalex.org/keywords/binary-number","display_name":"Binary number","score":0.4417172372341156},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.43974193930625916},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.429951012134552},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.381356805562973},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.28039753437042236},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.1842222511768341},{"id":"https://openalex.org/keywords/arithmetic","display_name":"Arithmetic","score":0.0851275622844696},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.07678943872451782},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.06638497114181519}],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6614803075790405},{"id":"https://openalex.org/C65180967","wikidata":"https://www.wikidata.org/wiki/Q130901","display_name":"Binary relation","level":2,"score":0.5996286869049072},{"id":"https://openalex.org/C193386753","wikidata":"https://www.wikidata.org/wiki/Q1130396","display_name":"Approximations of \u03c0","level":2,"score":0.5475327968597412},{"id":"https://openalex.org/C111012933","wikidata":"https://www.wikidata.org/wiki/Q3137210","display_name":"Rough set","level":2,"score":0.5328911542892456},{"id":"https://openalex.org/C25343380","wikidata":"https://www.wikidata.org/wiki/Q277521","display_name":"Relation (database)","level":2,"score":0.48781588673591614},{"id":"https://openalex.org/C48372109","wikidata":"https://www.wikidata.org/wiki/Q3913","display_name":"Binary number","level":2,"score":0.4417172372341156},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.43974193930625916},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.429951012134552},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.381356805562973},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.28039753437042236},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.1842222511768341},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.0851275622844696},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.07678943872451782},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.06638497114181519},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/978-3-540-71200-8_5","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-540-71200-8_5","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"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":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W78173376","https://openalex.org/W255776919","https://openalex.org/W338632220","https://openalex.org/W1482209170","https://openalex.org/W1519041577","https://openalex.org/W1557923305","https://openalex.org/W1582014272","https://openalex.org/W1591618909","https://openalex.org/W1607584003","https://openalex.org/W1972447341","https://openalex.org/W1997362234","https://openalex.org/W2007484696","https://openalex.org/W2016487173","https://openalex.org/W2019254124","https://openalex.org/W2041280856","https://openalex.org/W2100364829","https://openalex.org/W2115091862","https://openalex.org/W2139531029","https://openalex.org/W2352490338","https://openalex.org/W2784007560","https://openalex.org/W2914829013","https://openalex.org/W4233657108","https://openalex.org/W4236518439","https://openalex.org/W4255833381","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W4247436880","https://openalex.org/W2064989302","https://openalex.org/W2383059137","https://openalex.org/W1880323254","https://openalex.org/W1998730025","https://openalex.org/W4366967255","https://openalex.org/W2042475680","https://openalex.org/W1985759900","https://openalex.org/W1695035718","https://openalex.org/W2041596646"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
