{"id":"https://openalex.org/W2077941982","doi":"https://doi.org/10.1016/0165-0114(95)00089-5","title":"Concavoconvex fuzzy set","display_name":"Concavoconvex fuzzy set","publication_year":1996,"publication_date":"1996-04-01","ids":{"openalex":"https://openalex.org/W2077941982","doi":"https://doi.org/10.1016/0165-0114(95)00089-5","mag":"2077941982"},"language":"en","primary_location":{"id":"doi:10.1016/0165-0114(95)00089-5","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0165-0114(95)00089-5","pdf_url":null,"source":{"id":"https://openalex.org/S169411308","display_name":"Fuzzy Sets and Systems","issn_l":"0165-0114","issn":["0165-0114","1872-6801"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Fuzzy Sets and 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/A5103490980","display_name":"Debranjan Sarkar","orcid":null},"institutions":[{"id":"https://openalex.org/I1279672703","display_name":"Variable Energy Cyclotron Centre","ror":"https://ror.org/01v4s0f07","country_code":"IN","type":"government","lineage":["https://openalex.org/I1279672703","https://openalex.org/I2799351866","https://openalex.org/I3149292468"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Debranjan Sarkar","raw_affiliation_strings":["Computer Facility, Variable Energy Cyclotron Centre, Department of Atomic Energy, 1/AF, Bidhan Nagar, Calcutta-700 064, India","Computer Facility, Variable Energy Cyclotron Centre, Department of Atomic Energy, 1/AF, Bidhan Nagar, Calcutta 700 064, India"],"affiliations":[{"raw_affiliation_string":"Computer Facility, Variable Energy Cyclotron Centre, Department of Atomic Energy, 1/AF, Bidhan Nagar, Calcutta-700 064, India","institution_ids":["https://openalex.org/I1279672703"]},{"raw_affiliation_string":"Computer Facility, Variable Energy Cyclotron Centre, Department of Atomic Energy, 1/AF, Bidhan Nagar, Calcutta 700 064, India","institution_ids":["https://openalex.org/I1279672703"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5103490980"],"corresponding_institution_ids":["https://openalex.org/I1279672703"],"apc_list":{"value":2600,"currency":"USD","value_usd":2600},"apc_paid":null,"fwci":1.2339,"has_fulltext":false,"cited_by_count":25,"citation_normalized_percentile":{"value":0.80230024,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"79","issue":"2","first_page":"267","last_page":"269"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10050","display_name":"Multi-Criteria Decision Making","score":0.992900013923645,"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"}},"topics":[{"id":"https://openalex.org/T10050","display_name":"Multi-Criteria Decision Making","score":0.992900013923645,"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/T11671","display_name":"Fuzzy and Soft Set Theory","score":0.9726999998092651,"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/T10820","display_name":"Fuzzy Logic and Control Systems","score":0.9509999752044678,"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/mathematics","display_name":"Mathematics","score":0.8309444785118103},{"id":"https://openalex.org/keywords/intersection","display_name":"Intersection (aeronautics)","score":0.6642281413078308},{"id":"https://openalex.org/keywords/fuzzy-set","display_name":"Fuzzy set","score":0.6101891994476318},{"id":"https://openalex.org/keywords/fuzzy-logic","display_name":"Fuzzy logic","score":0.5042115449905396},{"id":"https://openalex.org/keywords/membership-function","display_name":"Membership function","score":0.4824417233467102},{"id":"https://openalex.org/keywords/fuzzy-number","display_name":"Fuzzy number","score":0.4796157777309418},{"id":"https://openalex.org/keywords/fuzzy-set-operations","display_name":"Fuzzy set operations","score":0.474589079618454},{"id":"https://openalex.org/keywords/fuzzy-classification","display_name":"Fuzzy classification","score":0.46309828758239746},{"id":"https://openalex.org/keywords/fuzzy-mathematics","display_name":"Fuzzy mathematics","score":0.45543724298477173},{"id":"https://openalex.org/keywords/convex-set","display_name":"Convex set","score":0.43791481852531433},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.4302394688129425},{"id":"https://openalex.org/keywords/fuzzy-subalgebra","display_name":"Fuzzy subalgebra","score":0.42861008644104004},{"id":"https://openalex.org/keywords/regular-polygon","display_name":"Regular polygon","score":0.422811359167099},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.38504448533058167},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.19595745205879211},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.11216521263122559},{"id":"https://openalex.org/keywords/convex-optimization","display_name":"Convex optimization","score":0.10163423418998718},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.055643290281295776}],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.8309444785118103},{"id":"https://openalex.org/C64543145","wikidata":"https://www.wikidata.org/wiki/Q162942","display_name":"Intersection (aeronautics)","level":2,"score":0.6642281413078308},{"id":"https://openalex.org/C42011625","wikidata":"https://www.wikidata.org/wiki/Q1055058","display_name":"Fuzzy set","level":3,"score":0.6101891994476318},{"id":"https://openalex.org/C58166","wikidata":"https://www.wikidata.org/wiki/Q224821","display_name":"Fuzzy logic","level":2,"score":0.5042115449905396},{"id":"https://openalex.org/C5263885","wikidata":"https://www.wikidata.org/wiki/Q1967302","display_name":"Membership function","level":4,"score":0.4824417233467102},{"id":"https://openalex.org/C1883856","wikidata":"https://www.wikidata.org/wiki/Q3407463","display_name":"Fuzzy number","level":4,"score":0.4796157777309418},{"id":"https://openalex.org/C148671577","wikidata":"https://www.wikidata.org/wiki/Q5511133","display_name":"Fuzzy set operations","level":4,"score":0.474589079618454},{"id":"https://openalex.org/C127385683","wikidata":"https://www.wikidata.org/wiki/Q1475696","display_name":"Fuzzy classification","level":4,"score":0.46309828758239746},{"id":"https://openalex.org/C166586474","wikidata":"https://www.wikidata.org/wiki/Q5511129","display_name":"Fuzzy mathematics","level":5,"score":0.45543724298477173},{"id":"https://openalex.org/C49870271","wikidata":"https://www.wikidata.org/wiki/Q193657","display_name":"Convex set","level":4,"score":0.43791481852531433},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.4302394688129425},{"id":"https://openalex.org/C115740575","wikidata":"https://www.wikidata.org/wiki/Q5511136","display_name":"Fuzzy subalgebra","level":5,"score":0.42861008644104004},{"id":"https://openalex.org/C112680207","wikidata":"https://www.wikidata.org/wiki/Q714886","display_name":"Regular polygon","level":2,"score":0.422811359167099},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.38504448533058167},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.19595745205879211},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.11216521263122559},{"id":"https://openalex.org/C157972887","wikidata":"https://www.wikidata.org/wiki/Q463359","display_name":"Convex optimization","level":3,"score":0.10163423418998718},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.055643290281295776},{"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/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/0165-0114(95)00089-5","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0165-0114(95)00089-5","pdf_url":null,"source":{"id":"https://openalex.org/S169411308","display_name":"Fuzzy Sets and Systems","issn_l":"0165-0114","issn":["0165-0114","1872-6801"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Fuzzy Sets and Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":5,"referenced_works":["https://openalex.org/W2008697125","https://openalex.org/W2151284151","https://openalex.org/W2912565176","https://openalex.org/W2914459932","https://openalex.org/W4211007335"],"related_works":["https://openalex.org/W2374152511","https://openalex.org/W2559843435","https://openalex.org/W2674573885","https://openalex.org/W3186561448","https://openalex.org/W4246215236","https://openalex.org/W2166637398","https://openalex.org/W2037428035","https://openalex.org/W2375182298","https://openalex.org/W2347394627","https://openalex.org/W2026829949"],"abstract_inverted_index":null,"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
