{"id":"https://openalex.org/W2120919313","doi":"https://doi.org/10.1016/s0747-7171(89)80031-8","title":"Stratification and knowledge base management","display_name":"Stratification and knowledge base management","publication_year":1989,"publication_date":"1989-05-01","ids":{"openalex":"https://openalex.org/W2120919313","doi":"https://doi.org/10.1016/s0747-7171(89)80031-8","mag":"2120919313"},"language":"en","primary_location":{"id":"doi:10.1016/s0747-7171(89)80031-8","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0747-7171(89)80031-8","pdf_url":null,"source":{"id":"https://openalex.org/S18904315","display_name":"Journal of Symbolic Computation","issn_l":"0747-7171","issn":["0747-7171","1095-855X"],"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":"Journal of Symbolic Computation","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/A5069116000","display_name":"Catherine Lassez","orcid":null},"institutions":[{"id":"https://openalex.org/I121847817","display_name":"The Graduate Center, CUNY","ror":"https://ror.org/00awd9g61","country_code":"US","type":"education","lineage":["https://openalex.org/I121847817"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Catherine Lassez","raw_affiliation_strings":["Ph.D. Program in Computer Science, CUNY Graduate Center, 33 West 42nd Street, New York, NY 10036, USA#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ph.D. Program in Computer Science, CUNY Graduate Center, 33 West 42nd Street, New York, NY 10036, USA#TAB#","institution_ids":["https://openalex.org/I121847817"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044300063","display_name":"Ken McAloon","orcid":null},"institutions":[{"id":"https://openalex.org/I121847817","display_name":"The Graduate Center, CUNY","ror":"https://ror.org/00awd9g61","country_code":"US","type":"education","lineage":["https://openalex.org/I121847817"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ken McAloon","raw_affiliation_strings":["Ph.D. Program in Computer Science, CUNY Graduate Center, 33 West 42nd Street, New York, NY 10036, USA#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ph.D. Program in Computer Science, CUNY Graduate Center, 33 West 42nd Street, New York, NY 10036, USA#TAB#","institution_ids":["https://openalex.org/I121847817"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5018823175","display_name":"Graeme S. Port","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Graeme Port","raw_affiliation_strings":["Department of Computer Science, The University of Mellbourne Parkville, Victoria 3052, Australia#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, The University of Mellbourne Parkville, Victoria 3052, Australia#TAB#","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2770,"currency":"USD","value_usd":2770},"apc_paid":null,"fwci":1.5242,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.8651898,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"7","issue":"5","first_page":"509","last_page":"522"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11010","display_name":"Logic, Reasoning, and Knowledge","score":0.9994999766349792,"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/T11010","display_name":"Logic, Reasoning, and Knowledge","score":0.9994999766349792,"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/T10215","display_name":"Semantic Web and Ontologies","score":0.9941999912261963,"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/T10317","display_name":"Advanced Database Systems and Queries","score":0.9939000010490417,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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":0.8812958002090454},{"id":"https://openalex.org/keywords/base","display_name":"Base (topology)","score":0.5923734903335571},{"id":"https://openalex.org/keywords/stratification","display_name":"Stratification (seeds)","score":0.49190735816955566},{"id":"https://openalex.org/keywords/knowledge-base","display_name":"Knowledge base","score":0.455132395029068},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.16348755359649658},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.11096352338790894},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.07007002830505371},{"id":"https://openalex.org/keywords/botany","display_name":"Botany","score":0.05772578716278076}],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.8812958002090454},{"id":"https://openalex.org/C42058472","wikidata":"https://www.wikidata.org/wiki/Q810214","display_name":"Base (topology)","level":2,"score":0.5923734903335571},{"id":"https://openalex.org/C192943249","wikidata":"https://www.wikidata.org/wiki/Q1893382","display_name":"Stratification (seeds)","level":5,"score":0.49190735816955566},{"id":"https://openalex.org/C4554734","wikidata":"https://www.wikidata.org/wiki/Q593744","display_name":"Knowledge base","level":2,"score":0.455132395029068},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.16348755359649658},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.11096352338790894},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.07007002830505371},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.05772578716278076},{"id":"https://openalex.org/C100701293","wikidata":"https://www.wikidata.org/wiki/Q193838","display_name":"Germination","level":2,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C3527866","wikidata":"https://www.wikidata.org/wiki/Q162267","display_name":"Dormancy","level":3,"score":0.0},{"id":"https://openalex.org/C88548481","wikidata":"https://www.wikidata.org/wiki/Q2397491","display_name":"Seed dormancy","level":4,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/s0747-7171(89)80031-8","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0747-7171(89)80031-8","pdf_url":null,"source":{"id":"https://openalex.org/S18904315","display_name":"Journal of Symbolic Computation","issn_l":"0747-7171","issn":["0747-7171","1095-855X"],"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":"Journal of Symbolic Computation","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":24,"referenced_works":["https://openalex.org/W17364777","https://openalex.org/W1524811847","https://openalex.org/W1526625950","https://openalex.org/W1543281322","https://openalex.org/W1582573023","https://openalex.org/W1597020313","https://openalex.org/W1766332311","https://openalex.org/W1998162300","https://openalex.org/W1999647826","https://openalex.org/W2011039300","https://openalex.org/W2011992362","https://openalex.org/W2036265926","https://openalex.org/W2047587193","https://openalex.org/W2062897452","https://openalex.org/W2111353076","https://openalex.org/W2118382442","https://openalex.org/W2173808493","https://openalex.org/W2411085520","https://openalex.org/W6600717889","https://openalex.org/W6631188490","https://openalex.org/W6631502828","https://openalex.org/W6638065767","https://openalex.org/W6650045434","https://openalex.org/W6659573362"],"related_works":["https://openalex.org/W1979597421","https://openalex.org/W2007980826","https://openalex.org/W4245490552","https://openalex.org/W4225152035","https://openalex.org/W2061531152","https://openalex.org/W3002753104","https://openalex.org/W2077600819","https://openalex.org/W2385713529","https://openalex.org/W1850639582","https://openalex.org/W2599749361"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}