{"id":"https://openalex.org/W2064256347","doi":"https://doi.org/10.1016/s0304-3975(01)00313-9","title":"Even linear simple matrix languages: formal language properties and grammatical inference","display_name":"Even linear simple matrix languages: formal language properties and grammatical inference","publication_year":2002,"publication_date":"2002-10-01","ids":{"openalex":"https://openalex.org/W2064256347","doi":"https://doi.org/10.1016/s0304-3975(01)00313-9","mag":"2064256347"},"language":"en","primary_location":{"id":"doi:10.1016/s0304-3975(01)00313-9","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0304-3975(01)00313-9","pdf_url":null,"source":{"id":"https://openalex.org/S90727058","display_name":"Theoretical Computer Science","issn_l":"0304-3975","issn":["0304-3975","1879-2294"],"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":"Theoretical Computer Science","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/A5015688812","display_name":"Henning Fernau","orcid":"https://orcid.org/0000-0002-4444-3220"},"institutions":[{"id":"https://openalex.org/I78757542","display_name":"University of Newcastle Australia","ror":"https://ror.org/00eae9z71","country_code":"AU","type":"education","lineage":["https://openalex.org/I78757542"]}],"countries":["AU"],"is_corresponding":true,"raw_author_name":"Henning Fernau","raw_affiliation_strings":["University of Newcastle, School of Electrical Engineering and Computer Science, University Drive, NSW 2308 Callaghan, Australia"],"affiliations":[{"raw_affiliation_string":"University of Newcastle, School of Electrical Engineering and Computer Science, University Drive, NSW 2308 Callaghan, Australia","institution_ids":["https://openalex.org/I78757542"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5015688812"],"corresponding_institution_ids":["https://openalex.org/I78757542"],"apc_list":{"value":2690,"currency":"USD","value_usd":2690},"apc_paid":null,"fwci":1.2852,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.82503071,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"289","issue":"1","first_page":"425","last_page":"456"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12072","display_name":"Machine Learning and Algorithms","score":0.9998000264167786,"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"}},"topics":[{"id":"https://openalex.org/T12072","display_name":"Machine Learning and Algorithms","score":0.9998000264167786,"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/T11567","display_name":"semigroups and automata theory","score":0.9962999820709229,"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/T12002","display_name":"Computability, Logic, AI Algorithms","score":0.9901999831199646,"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/decidability","display_name":"Decidability","score":0.698466420173645},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6819102764129639},{"id":"https://openalex.org/keywords/simple","display_name":"Simple (philosophy)","score":0.5652586817741394},{"id":"https://openalex.org/keywords/inference","display_name":"Inference","score":0.5592870116233826},{"id":"https://openalex.org/keywords/grammar-induction","display_name":"Grammar induction","score":0.5228726863861084},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5073370337486267},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.478317528963089},{"id":"https://openalex.org/keywords/formal-language","display_name":"Formal language","score":0.4755632281303406},{"id":"https://openalex.org/keywords/rule-based-machine-translation","display_name":"Rule-based machine translation","score":0.4698715806007385},{"id":"https://openalex.org/keywords/class","display_name":"Class (philosophy)","score":0.4300035834312439},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.40206536650657654},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3096182644367218},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.30260518193244934}],"concepts":[{"id":"https://openalex.org/C153269930","wikidata":"https://www.wikidata.org/wiki/Q430001","display_name":"Decidability","level":2,"score":0.698466420173645},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6819102764129639},{"id":"https://openalex.org/C2780586882","wikidata":"https://www.wikidata.org/wiki/Q7520643","display_name":"Simple (philosophy)","level":2,"score":0.5652586817741394},{"id":"https://openalex.org/C2776214188","wikidata":"https://www.wikidata.org/wiki/Q408386","display_name":"Inference","level":2,"score":0.5592870116233826},{"id":"https://openalex.org/C56601403","wikidata":"https://www.wikidata.org/wiki/Q5593673","display_name":"Grammar induction","level":3,"score":0.5228726863861084},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5073370337486267},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.478317528963089},{"id":"https://openalex.org/C146072743","wikidata":"https://www.wikidata.org/wiki/Q192161","display_name":"Formal language","level":2,"score":0.4755632281303406},{"id":"https://openalex.org/C53893814","wikidata":"https://www.wikidata.org/wiki/Q7378909","display_name":"Rule-based machine translation","level":2,"score":0.4698715806007385},{"id":"https://openalex.org/C2777212361","wikidata":"https://www.wikidata.org/wiki/Q5127848","display_name":"Class (philosophy)","level":2,"score":0.4300035834312439},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.40206536650657654},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3096182644367218},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.30260518193244934},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/s0304-3975(01)00313-9","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0304-3975(01)00313-9","pdf_url":null,"source":{"id":"https://openalex.org/S90727058","display_name":"Theoretical Computer Science","issn_l":"0304-3975","issn":["0304-3975","1879-2294"],"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":"Theoretical Computer Science","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7200000286102295,"display_name":"Quality Education","id":"https://metadata.un.org/sdg/4"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":81,"referenced_works":["https://openalex.org/W84803315","https://openalex.org/W121946838","https://openalex.org/W142725701","https://openalex.org/W206181338","https://openalex.org/W1505482284","https://openalex.org/W1514799365","https://openalex.org/W1515624550","https://openalex.org/W1522624458","https://openalex.org/W1524875152","https://openalex.org/W1528904935","https://openalex.org/W1544896713","https://openalex.org/W1553224137","https://openalex.org/W1561616054","https://openalex.org/W1581525443","https://openalex.org/W1595071087","https://openalex.org/W1598701449","https://openalex.org/W1694069253","https://openalex.org/W1885510415","https://openalex.org/W1885629336","https://openalex.org/W1969005071","https://openalex.org/W1971389967","https://openalex.org/W1984086143","https://openalex.org/W1985017041","https://openalex.org/W1989445634","https://openalex.org/W1989491812","https://openalex.org/W2001023560","https://openalex.org/W2004792300","https://openalex.org/W2007029921","https://openalex.org/W2014075600","https://openalex.org/W2014364434","https://openalex.org/W2014556729","https://openalex.org/W2015419774","https://openalex.org/W2016758987","https://openalex.org/W2018908820","https://openalex.org/W2029759785","https://openalex.org/W2031469331","https://openalex.org/W2032607679","https://openalex.org/W2036666387","https://openalex.org/W2042720934","https://openalex.org/W2045197239","https://openalex.org/W2051621204","https://openalex.org/W2051828653","https://openalex.org/W2060894864","https://openalex.org/W2061759138","https://openalex.org/W2063332329","https://openalex.org/W2065579926","https://openalex.org/W2067407057","https://openalex.org/W2067409312","https://openalex.org/W2077948235","https://openalex.org/W2080558225","https://openalex.org/W2082850768","https://openalex.org/W2084578840","https://openalex.org/W2084814487","https://openalex.org/W2088181725","https://openalex.org/W2089236668","https://openalex.org/W2089396050","https://openalex.org/W2092386826","https://openalex.org/W2110835663","https://openalex.org/W2140606869","https://openalex.org/W2164548001","https://openalex.org/W2240975257","https://openalex.org/W2294343225","https://openalex.org/W2496648760","https://openalex.org/W2506088122","https://openalex.org/W2540093976","https://openalex.org/W3163928199","https://openalex.org/W4256175731","https://openalex.org/W6604970724","https://openalex.org/W6608331110","https://openalex.org/W6630802779","https://openalex.org/W6631201483","https://openalex.org/W6631558958","https://openalex.org/W6632534311","https://openalex.org/W6633043476","https://openalex.org/W6633852121","https://openalex.org/W6634832136","https://openalex.org/W6635612250","https://openalex.org/W6639230012","https://openalex.org/W6639674219","https://openalex.org/W6658738171","https://openalex.org/W6666671785"],"related_works":["https://openalex.org/W123468065","https://openalex.org/W1517025915","https://openalex.org/W4237776144","https://openalex.org/W1974236250","https://openalex.org/W3144287057","https://openalex.org/W2170837769","https://openalex.org/W1487802415","https://openalex.org/W2026740477","https://openalex.org/W1964225978","https://openalex.org/W2174380942"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":2},{"year":2012,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}