{"id":"https://openalex.org/W1983604627","doi":"https://doi.org/10.1016/0020-0255(91)90057-2","title":"An adaptive mixed relation decomposition algorithm for conjunctive retrieval queries","display_name":"An adaptive mixed relation decomposition algorithm for conjunctive retrieval queries","publication_year":1991,"publication_date":"1991-01-01","ids":{"openalex":"https://openalex.org/W1983604627","doi":"https://doi.org/10.1016/0020-0255(91)90057-2","mag":"1983604627"},"language":"en","primary_location":{"id":"doi:10.1016/0020-0255(91)90057-2","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0020-0255(91)90057-2","pdf_url":null,"source":{"id":"https://openalex.org/S192650101","display_name":"Information Sciences","issn_l":"0020-0255","issn":["0020-0255","1872-6291"],"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":"Information Sciences","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/A5026318513","display_name":"W. Kozaczynski","orcid":null},"institutions":[{"id":"https://openalex.org/I39422238","display_name":"University of Illinois Chicago","ror":"https://ror.org/02mpq6x41","country_code":"US","type":"education","lineage":["https://openalex.org/I39422238"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Wojtek Kozaczynski","raw_affiliation_strings":["Department of Information and Decision Sciences, University of Illinois at Chicago, Chicago, Illinois 60680 USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Information and Decision Sciences, University of Illinois at Chicago, Chicago, Illinois 60680 USA","institution_ids":["https://openalex.org/I39422238"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068575846","display_name":"Leszek Lilien","orcid":null},"institutions":[{"id":"https://openalex.org/I39422238","display_name":"University of Illinois Chicago","ror":"https://ror.org/02mpq6x41","country_code":"US","type":"education","lineage":["https://openalex.org/I39422238"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Leszek Lilien","raw_affiliation_strings":["Department of Electrical Engineering and Computer Science University of Illinois at Chicago Chicago, Illinois 60680, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Science University of Illinois at Chicago Chicago, Illinois 60680, USA","institution_ids":["https://openalex.org/I39422238"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5109181755","display_name":"Clement Yu","orcid":null},"institutions":[{"id":"https://openalex.org/I39422238","display_name":"University of Illinois Chicago","ror":"https://ror.org/02mpq6x41","country_code":"US","type":"education","lineage":["https://openalex.org/I39422238"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Clement T. Yu","raw_affiliation_strings":["Department of Electrical Engineering and Computer Science University of Illinois at Chicago Chicago, Illinois 60680, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Science University of Illinois at Chicago Chicago, Illinois 60680, USA","institution_ids":["https://openalex.org/I39422238"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I39422238"],"apc_list":{"value":3330,"currency":"USD","value_usd":3330},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.11378274,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":93},"biblio":{"volume":"53","issue":"1-2","first_page":"35","last_page":"60"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms","score":0.9988999962806702,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11106","display_name":"Data Management and Algorithms","score":0.9988999962806702,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11269","display_name":"Algorithms and Data Compression","score":0.9983000159263611,"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":0.9979000091552734,"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/relation","display_name":"Relation (database)","score":0.6744416952133179},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6514194011688232},{"id":"https://openalex.org/keywords/decomposition","display_name":"Decomposition","score":0.6270401477813721},{"id":"https://openalex.org/keywords/boolean-conjunctive-query","display_name":"Boolean conjunctive query","score":0.5915195345878601},{"id":"https://openalex.org/keywords/conjunctive-query","display_name":"Conjunctive query","score":0.5456668734550476},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.39807528257369995},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3843778371810913},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.35350099205970764},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.33534425497055054},{"id":"https://openalex.org/keywords/search-engine","display_name":"Search engine","score":0.20498207211494446},{"id":"https://openalex.org/keywords/relational-database","display_name":"Relational database","score":0.19611135125160217},{"id":"https://openalex.org/keywords/sargable","display_name":"Sargable","score":0.16700881719589233},{"id":"https://openalex.org/keywords/web-search-query","display_name":"Web search query","score":0.15025103092193604}],"concepts":[{"id":"https://openalex.org/C25343380","wikidata":"https://www.wikidata.org/wiki/Q277521","display_name":"Relation (database)","level":2,"score":0.6744416952133179},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6514194011688232},{"id":"https://openalex.org/C124681953","wikidata":"https://www.wikidata.org/wiki/Q339062","display_name":"Decomposition","level":2,"score":0.6270401477813721},{"id":"https://openalex.org/C24755975","wikidata":"https://www.wikidata.org/wiki/Q4943354","display_name":"Boolean conjunctive query","level":5,"score":0.5915195345878601},{"id":"https://openalex.org/C65647387","wikidata":"https://www.wikidata.org/wiki/Q1781706","display_name":"Conjunctive query","level":3,"score":0.5456668734550476},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.39807528257369995},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3843778371810913},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.35350099205970764},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.33534425497055054},{"id":"https://openalex.org/C97854310","wikidata":"https://www.wikidata.org/wiki/Q19541","display_name":"Search engine","level":2,"score":0.20498207211494446},{"id":"https://openalex.org/C5655090","wikidata":"https://www.wikidata.org/wiki/Q192588","display_name":"Relational database","level":2,"score":0.19611135125160217},{"id":"https://openalex.org/C192939062","wikidata":"https://www.wikidata.org/wiki/Q104840822","display_name":"Sargable","level":4,"score":0.16700881719589233},{"id":"https://openalex.org/C164120249","wikidata":"https://www.wikidata.org/wiki/Q995982","display_name":"Web search query","level":3,"score":0.15025103092193604},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/0020-0255(91)90057-2","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0020-0255(91)90057-2","pdf_url":null,"source":{"id":"https://openalex.org/S192650101","display_name":"Information Sciences","issn_l":"0020-0255","issn":["0020-0255","1872-6291"],"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":"Information Sciences","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":33,"referenced_works":["https://openalex.org/W1489843519","https://openalex.org/W1520189359","https://openalex.org/W1524103363","https://openalex.org/W1531368347","https://openalex.org/W1579617599","https://openalex.org/W1971828701","https://openalex.org/W1972072126","https://openalex.org/W1979514837","https://openalex.org/W1982525351","https://openalex.org/W1987995589","https://openalex.org/W1988475829","https://openalex.org/W1994179273","https://openalex.org/W1999597013","https://openalex.org/W2001236151","https://openalex.org/W2020966700","https://openalex.org/W2023195086","https://openalex.org/W2029763499","https://openalex.org/W2039795745","https://openalex.org/W2048285065","https://openalex.org/W2068486073","https://openalex.org/W2077484291","https://openalex.org/W2083318526","https://openalex.org/W2155166680","https://openalex.org/W2489748212","https://openalex.org/W2753141173","https://openalex.org/W2788164529","https://openalex.org/W3150094016","https://openalex.org/W4300421869","https://openalex.org/W6631448472","https://openalex.org/W6643010290","https://openalex.org/W6645888200","https://openalex.org/W6657795802","https://openalex.org/W6675048533"],"related_works":["https://openalex.org/W1483388050","https://openalex.org/W2137382312","https://openalex.org/W2004485491","https://openalex.org/W4298325446","https://openalex.org/W1492449180","https://openalex.org/W2964058024","https://openalex.org/W2156776134","https://openalex.org/W1558141798","https://openalex.org/W1939132863","https://openalex.org/W2063039776"],"abstract_inverted_index":null,"counts_by_year":[{"year":2021,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}