{"id":"https://openalex.org/W1849827041","doi":"https://doi.org/10.3233/fi-2000-41402","title":"Similarity-based Unification","display_name":"Similarity-based Unification","publication_year":2000,"publication_date":"2000-01-01","ids":{"openalex":"https://openalex.org/W1849827041","doi":"https://doi.org/10.3233/fi-2000-41402","mag":"1849827041"},"language":"en","primary_location":{"id":"doi:10.3233/fi-2000-41402","is_oa":false,"landing_page_url":"https://doi.org/10.3233/fi-2000-41402","pdf_url":null,"source":{"id":"https://openalex.org/S39012697","display_name":"Fundamenta Informaticae","issn_l":"0169-2968","issn":["0169-2968","1875-8681"],"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":"Fundamenta Informaticae","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/A5049427643","display_name":"Ferrante Formato","orcid":null},"institutions":[{"id":"https://openalex.org/I131729948","display_name":"University of Salerno","ror":"https://ror.org/0192m2k53","country_code":"IT","type":"education","lineage":["https://openalex.org/I131729948"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Ferrante Formato","raw_affiliation_strings":["DMI University of Salerno, 84081 Baronissi (SA), Italy. formato@dia.unisa.it gerla@matna2.dma.unina.it mis@dia.unisa.it","DMI University of Salerno, 84081 Baronissi (SA), Italy. formato@dia.unisa.it gerla@matna2.dma.unina.it mis@dia.unisa.it#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DMI University of Salerno, 84081 Baronissi (SA), Italy. formato@dia.unisa.it gerla@matna2.dma.unina.it mis@dia.unisa.it","institution_ids":["https://openalex.org/I131729948"]},{"raw_affiliation_string":"DMI University of Salerno, 84081 Baronissi (SA), Italy. formato@dia.unisa.it gerla@matna2.dma.unina.it mis@dia.unisa.it#TAB#","institution_ids":["https://openalex.org/I131729948"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041238111","display_name":"Giangiacomo Gerla","orcid":null},"institutions":[{"id":"https://openalex.org/I131729948","display_name":"University of Salerno","ror":"https://ror.org/0192m2k53","country_code":"IT","type":"education","lineage":["https://openalex.org/I131729948"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Giangiacomo Gerla","raw_affiliation_strings":["DMI University of Salerno, 84081 Baronissi (SA), Italy. formato@dia.unisa.it gerla@matna2.dma.unina.it mis@dia.unisa.it","DMI University of Salerno, 84081 Baronissi (SA), Italy. formato@dia.unisa.it gerla@matna2.dma.unina.it mis@dia.unisa.it#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DMI University of Salerno, 84081 Baronissi (SA), Italy. formato@dia.unisa.it gerla@matna2.dma.unina.it mis@dia.unisa.it","institution_ids":["https://openalex.org/I131729948"]},{"raw_affiliation_string":"DMI University of Salerno, 84081 Baronissi (SA), Italy. formato@dia.unisa.it gerla@matna2.dma.unina.it mis@dia.unisa.it#TAB#","institution_ids":["https://openalex.org/I131729948"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5089460689","display_name":"Mar\u00eda I. Sessa","orcid":null},"institutions":[{"id":"https://openalex.org/I131729948","display_name":"University of Salerno","ror":"https://ror.org/0192m2k53","country_code":"IT","type":"education","lineage":["https://openalex.org/I131729948"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Maria I. Sessa","raw_affiliation_strings":["DMI University of Salerno, 84081 Baronissi (SA), Italy. formato@dia.unisa.it gerla@matna2.dma.unina.it mis@dia.unisa.it","(Correspd.: DMI University of Salerno, 84081 Baronissi (SA), Italy) DMI University of Salerno, 84081 Baronissi (SA), Italy. formato@dia.unisa.it gerla@matna2.dma.unina.it mis@dia.unisa.it#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DMI University of Salerno, 84081 Baronissi (SA), Italy. formato@dia.unisa.it gerla@matna2.dma.unina.it mis@dia.unisa.it","institution_ids":["https://openalex.org/I131729948"]},{"raw_affiliation_string":"(Correspd.: DMI University of Salerno, 84081 Baronissi (SA), Italy) DMI University of Salerno, 84081 Baronissi (SA), Italy. formato@dia.unisa.it gerla@matna2.dma.unina.it mis@dia.unisa.it#TAB#","institution_ids":["https://openalex.org/I131729948"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5049427643"],"corresponding_institution_ids":["https://openalex.org/I131729948"],"apc_list":null,"apc_paid":null,"fwci":8.4515,"has_fulltext":false,"cited_by_count":67,"citation_normalized_percentile":{"value":0.98140359,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"41","issue":"4","first_page":"393","last_page":"414"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11063","display_name":"Rough Sets and Fuzzy Logic","score":0.9873999953269958,"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":0.9873999953269958,"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/T10906","display_name":"AI-based Problem Solving and Planning","score":0.9858999848365784,"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"}},{"id":"https://openalex.org/T10820","display_name":"Fuzzy Logic and Control Systems","score":0.9854000210762024,"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/unification","display_name":"Unification","score":0.8634313941001892},{"id":"https://openalex.org/keywords/similarity","display_name":"Similarity (geometry)","score":0.6833385825157166},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4579242169857025},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3596399426460266},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3538626432418823},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.35365575551986694},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.14099115133285522}],"concepts":[{"id":"https://openalex.org/C96146094","wikidata":"https://www.wikidata.org/wiki/Q609057","display_name":"Unification","level":2,"score":0.8634313941001892},{"id":"https://openalex.org/C103278499","wikidata":"https://www.wikidata.org/wiki/Q254465","display_name":"Similarity (geometry)","level":3,"score":0.6833385825157166},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4579242169857025},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3596399426460266},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3538626432418823},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.35365575551986694},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.14099115133285522},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.3233/fi-2000-41402","is_oa":false,"landing_page_url":"https://doi.org/10.3233/fi-2000-41402","pdf_url":null,"source":{"id":"https://openalex.org/S39012697","display_name":"Fundamenta Informaticae","issn_l":"0169-2968","issn":["0169-2968","1875-8681"],"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":"Fundamenta Informaticae","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":12,"referenced_works":["https://openalex.org/W9968175","https://openalex.org/W1578088218","https://openalex.org/W1578451667","https://openalex.org/W1971687147","https://openalex.org/W2016207980","https://openalex.org/W2044177285","https://openalex.org/W2059041951","https://openalex.org/W2063238431","https://openalex.org/W2070073645","https://openalex.org/W2072203301","https://openalex.org/W2073573260","https://openalex.org/W2113722134"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2367630557","https://openalex.org/W101666983","https://openalex.org/W2183792531","https://openalex.org/W2595286499","https://openalex.org/W2794344379","https://openalex.org/W2489197555","https://openalex.org/W2471908688","https://openalex.org/W1845283042","https://openalex.org/W3171337446"],"abstract_inverted_index":{"Unification":[0],"plays":[1],"a":[2,25,59,65,71,78],"central":[3],"rule":[4],"in":[5,43],"Logic":[6],"Programming.":[7],"We":[8],"\u201dsoften\u201d":[9],"the":[10,35,48,53,84],"unification":[11,37,49],"process":[12],"by":[13,47],"admitting":[14],"that":[15,73],"two":[16],"first":[17],"order":[18],"expressions":[19],"can":[20],"be":[21,77],"\u201dsimilar\u201d":[22],"up":[23],"to":[24,76],"certain":[26],"degree":[27],"and":[28],"not":[29],"necessarly":[30],"identical.":[31],"An":[32],"extension":[33],"of":[34,51,55,61,87],"classical":[36],"theory":[38],"is":[39,68,74],"proposed":[40],"accordingly.":[41],"Indeed,":[42],"our":[44],"approach,":[45],"inspirated":[46],"algorithm":[50],"Martelli-Montanari,":[52],"systems":[54],"equations":[56],"go":[57],"through":[58],"series":[60],"\u201dsound\u201d":[62],"transformations":[63],"until":[64],"solvable":[66],"form":[67],"found":[69],"yielding":[70],"substitution":[72],"proved":[75],"most":[79],"general":[80],"extended":[81],"unifier":[82],"for":[83],"given":[85],"system":[86],"equations.":[88]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":1}],"updated_date":"2026-05-02T06:04:40.494371","created_date":"2025-10-10T00:00:00"}