{"id":"https://openalex.org/W2066903778","doi":"https://doi.org/10.1016/0743-1066(91)90002-7","title":"Definite-clause set grammars: a formalism for problem solving","display_name":"Definite-clause set grammars: a formalism for problem solving","publication_year":1991,"publication_date":"1991-01-01","ids":{"openalex":"https://openalex.org/W2066903778","doi":"https://doi.org/10.1016/0743-1066(91)90002-7","mag":"2066903778"},"language":"en","primary_location":{"id":"doi:10.1016/0743-1066(91)90002-7","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0743-1066(91)90002-7","pdf_url":null,"source":{"id":"https://openalex.org/S86488779","display_name":"The Journal of Logic Programming","issn_l":"0743-1066","issn":["0743-1066","1873-5789"],"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":"The Journal of Logic Programming","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/A5109047211","display_name":"Takushi Tanaka","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Takushi Tanaka","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5109047211"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.6071,"has_fulltext":false,"cited_by_count":24,"citation_normalized_percentile":{"value":0.8594841,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"10","issue":"1","first_page":"1","last_page":"17"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10126","display_name":"Logic, programming, and type systems","score":0.9983999729156494,"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/T10126","display_name":"Logic, programming, and type systems","score":0.9983999729156494,"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/T10181","display_name":"Natural Language Processing Techniques","score":0.9979000091552734,"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/T11450","display_name":"Model-Driven Software Engineering Techniques","score":0.9972000122070312,"subfield":{"id":"https://openalex.org/subfields/1712","display_name":"Software"},"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/formalism","display_name":"Formalism (music)","score":0.7403329610824585},{"id":"https://openalex.org/keywords/definite-clause-grammar","display_name":"Definite clause grammar","score":0.6675156354904175},{"id":"https://openalex.org/keywords/rule-based-machine-translation","display_name":"Rule-based machine translation","score":0.5866361856460571},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5147997736930847},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4334656894207001},{"id":"https://openalex.org/keywords/context-sensitive-grammar","display_name":"Context-sensitive grammar","score":0.39332813024520874},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.3411468267440796},{"id":"https://openalex.org/keywords/context-free-grammar","display_name":"Context-free grammar","score":0.22679534554481506},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.19228357076644897}],"concepts":[{"id":"https://openalex.org/C73301696","wikidata":"https://www.wikidata.org/wiki/Q5469984","display_name":"Formalism (music)","level":3,"score":0.7403329610824585},{"id":"https://openalex.org/C97169998","wikidata":"https://www.wikidata.org/wiki/Q1582738","display_name":"Definite clause grammar","level":5,"score":0.6675156354904175},{"id":"https://openalex.org/C53893814","wikidata":"https://www.wikidata.org/wiki/Q7378909","display_name":"Rule-based machine translation","level":2,"score":0.5866361856460571},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5147997736930847},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4334656894207001},{"id":"https://openalex.org/C125950753","wikidata":"https://www.wikidata.org/wiki/Q908674","display_name":"Context-sensitive grammar","level":4,"score":0.39332813024520874},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.3411468267440796},{"id":"https://openalex.org/C97212296","wikidata":"https://www.wikidata.org/wiki/Q338047","display_name":"Context-free grammar","level":3,"score":0.22679534554481506},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.19228357076644897},{"id":"https://openalex.org/C153349607","wikidata":"https://www.wikidata.org/wiki/Q36649","display_name":"Visual arts","level":1,"score":0.0},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.0},{"id":"https://openalex.org/C558565934","wikidata":"https://www.wikidata.org/wiki/Q2743","display_name":"Musical","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/0743-1066(91)90002-7","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0743-1066(91)90002-7","pdf_url":null,"source":{"id":"https://openalex.org/S86488779","display_name":"The Journal of Logic Programming","issn_l":"0743-1066","issn":["0743-1066","1873-5789"],"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":"The Journal of Logic Programming","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":22,"referenced_works":["https://openalex.org/W51411604","https://openalex.org/W123725182","https://openalex.org/W184981186","https://openalex.org/W189608015","https://openalex.org/W205525738","https://openalex.org/W429502839","https://openalex.org/W580679839","https://openalex.org/W1044351042","https://openalex.org/W1520619948","https://openalex.org/W2010117085","https://openalex.org/W2028899594","https://openalex.org/W2161160885","https://openalex.org/W2495761211","https://openalex.org/W2914215741","https://openalex.org/W3148413064","https://openalex.org/W4205768753","https://openalex.org/W6602093215","https://openalex.org/W6607596611","https://openalex.org/W6607752473","https://openalex.org/W6608410661","https://openalex.org/W6615123647","https://openalex.org/W6627107319"],"related_works":["https://openalex.org/W59084530","https://openalex.org/W191460370","https://openalex.org/W1557335907","https://openalex.org/W1983513381","https://openalex.org/W2396973697","https://openalex.org/W2055334547","https://openalex.org/W3013359325","https://openalex.org/W1998098540","https://openalex.org/W1879113817","https://openalex.org/W1969145355"],"abstract_inverted_index":null,"counts_by_year":[{"year":2013,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}