{"id":"https://openalex.org/W2077276091","doi":"https://doi.org/10.1016/s0950-5849(98)00054-8","title":"Indexing bitemporal databases as points","display_name":"Indexing bitemporal databases as points","publication_year":1998,"publication_date":"1998-07-01","ids":{"openalex":"https://openalex.org/W2077276091","doi":"https://doi.org/10.1016/s0950-5849(98)00054-8","mag":"2077276091"},"language":"en","primary_location":{"id":"doi:10.1016/s0950-5849(98)00054-8","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0950-5849(98)00054-8","pdf_url":null,"source":{"id":"https://openalex.org/S205010575","display_name":"Information and Software Technology","issn_l":"0950-5849","issn":["0950-5849","1873-6025"],"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 and Software Technology","raw_type":"journal-article"},"type":"paratext","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/A5024892041","display_name":"Beng Chin Ooi","orcid":"https://orcid.org/0000-0003-4446-1100"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Beng Chin Ooi","raw_affiliation_strings":["Department of Information Systems & Computer Science, National University of Singapore, Lower Kent Ridge Road, Singapore 119260, Singapore","Department of Information Systems and Computer Science, National University of Singapore, Lower Kent Ridge Road, Singapore, 119260 Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Information Systems & Computer Science, National University of Singapore, Lower Kent Ridge Road, Singapore 119260, Singapore","institution_ids":["https://openalex.org/I165932596"]},{"raw_affiliation_string":"Department of Information Systems and Computer Science, National University of Singapore, Lower Kent Ridge Road, Singapore, 119260 Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110147715","display_name":"Cheng Hian Goh","orcid":null},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Cheng Hian Goh","raw_affiliation_strings":["Department of Information Systems & Computer Science, National University of Singapore, Lower Kent Ridge Road, Singapore 119260, Singapore","Department of Information Systems and Computer Science, National University of Singapore, Lower Kent Ridge Road, Singapore, 119260 Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Information Systems & Computer Science, National University of Singapore, Lower Kent Ridge Road, Singapore 119260, Singapore","institution_ids":["https://openalex.org/I165932596"]},{"raw_affiliation_string":"Department of Information Systems and Computer Science, National University of Singapore, Lower Kent Ridge Road, Singapore, 119260 Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5077593594","display_name":"Kian\u2010Lee Tan","orcid":"https://orcid.org/0000-0001-9315-4057"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":true,"raw_author_name":"Kian-Lee Tan","raw_affiliation_strings":["Department of Information Systems & Computer Science, National University of Singapore, Lower Kent Ridge Road, Singapore 119260, Singapore","Department of Information Systems and Computer Science, National University of Singapore, Lower Kent Ridge Road, Singapore, 119260 Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Information Systems & Computer Science, National University of Singapore, Lower Kent Ridge Road, Singapore 119260, Singapore","institution_ids":["https://openalex.org/I165932596"]},{"raw_affiliation_string":"Department of Information Systems and Computer Science, National University of Singapore, Lower Kent Ridge Road, Singapore, 119260 Singapore","institution_ids":["https://openalex.org/I165932596"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5077593594"],"corresponding_institution_ids":["https://openalex.org/I165932596"],"apc_list":{"value":3350,"currency":"USD","value_usd":3350},"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"40","issue":"5-6","first_page":"327","last_page":"337"},"is_retracted":false,"is_paratext":true,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms","score":1.0,"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":1.0,"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/T10317","display_name":"Advanced Database Systems and Queries","score":0.9968000054359436,"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"}},{"id":"https://openalex.org/T11269","display_name":"Algorithms and Data Compression","score":0.9868999719619751,"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/search-engine-indexing","display_name":"Search engine indexing","score":0.7404907941818237},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6988336443901062},{"id":"https://openalex.org/keywords/access-method","display_name":"Access method","score":0.65392005443573},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.6023590564727783},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.6008453965187073},{"id":"https://openalex.org/keywords/rectangle","display_name":"Rectangle","score":0.5515187382698059},{"id":"https://openalex.org/keywords/database-transaction","display_name":"Database transaction","score":0.5405077338218689},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.5255823731422424},{"id":"https://openalex.org/keywords/r-tree","display_name":"R-tree","score":0.5210965871810913},{"id":"https://openalex.org/keywords/spatial-database","display_name":"Spatial database","score":0.5079572796821594},{"id":"https://openalex.org/keywords/spatiotemporal-database","display_name":"Spatiotemporal database","score":0.49354684352874756},{"id":"https://openalex.org/keywords/dual","display_name":"Dual (grammatical number)","score":0.4626826345920563},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.4499916136264801},{"id":"https://openalex.org/keywords/database-index","display_name":"Database index","score":0.4209122061729431},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.34620168805122375},{"id":"https://openalex.org/keywords/spatial-analysis","display_name":"Spatial analysis","score":0.26347947120666504},{"id":"https://openalex.org/keywords/view","display_name":"View","score":0.23082241415977478},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.21053558588027954},{"id":"https://openalex.org/keywords/database-design","display_name":"Database design","score":0.1925516426563263},{"id":"https://openalex.org/keywords/database-tuning","display_name":"Database tuning","score":0.15522921085357666},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.08676671981811523},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.07449501752853394}],"concepts":[{"id":"https://openalex.org/C75165309","wikidata":"https://www.wikidata.org/wiki/Q2258979","display_name":"Search engine indexing","level":2,"score":0.7404907941818237},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6988336443901062},{"id":"https://openalex.org/C70000936","wikidata":"https://www.wikidata.org/wiki/Q4672467","display_name":"Access method","level":2,"score":0.65392005443573},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.6023590564727783},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.6008453965187073},{"id":"https://openalex.org/C2781302577","wikidata":"https://www.wikidata.org/wiki/Q209","display_name":"Rectangle","level":2,"score":0.5515187382698059},{"id":"https://openalex.org/C75949130","wikidata":"https://www.wikidata.org/wiki/Q848010","display_name":"Database transaction","level":2,"score":0.5405077338218689},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.5255823731422424},{"id":"https://openalex.org/C106278948","wikidata":"https://www.wikidata.org/wiki/Q1198051","display_name":"R-tree","level":4,"score":0.5210965871810913},{"id":"https://openalex.org/C203689450","wikidata":"https://www.wikidata.org/wiki/Q2302053","display_name":"Spatial database","level":3,"score":0.5079572796821594},{"id":"https://openalex.org/C98080885","wikidata":"https://www.wikidata.org/wiki/Q7574095","display_name":"Spatiotemporal database","level":5,"score":0.49354684352874756},{"id":"https://openalex.org/C2780980858","wikidata":"https://www.wikidata.org/wiki/Q110022","display_name":"Dual (grammatical number)","level":2,"score":0.4626826345920563},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.4499916136264801},{"id":"https://openalex.org/C59276292","wikidata":"https://www.wikidata.org/wiki/Q580427","display_name":"Database index","level":3,"score":0.4209122061729431},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.34620168805122375},{"id":"https://openalex.org/C159620131","wikidata":"https://www.wikidata.org/wiki/Q1938983","display_name":"Spatial analysis","level":2,"score":0.26347947120666504},{"id":"https://openalex.org/C54239708","wikidata":"https://www.wikidata.org/wiki/Q1329910","display_name":"View","level":3,"score":0.23082241415977478},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21053558588027954},{"id":"https://openalex.org/C148840519","wikidata":"https://www.wikidata.org/wiki/Q1049878","display_name":"Database design","level":2,"score":0.1925516426563263},{"id":"https://openalex.org/C107535962","wikidata":"https://www.wikidata.org/wiki/Q2459880","display_name":"Database tuning","level":4,"score":0.15522921085357666},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.08676671981811523},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.07449501752853394},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.0},{"id":"https://openalex.org/C124952713","wikidata":"https://www.wikidata.org/wiki/Q8242","display_name":"Literature","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1016/s0950-5849(98)00054-8","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0950-5849(98)00054-8","pdf_url":null,"source":{"id":"https://openalex.org/S205010575","display_name":"Information and Software Technology","issn_l":"0950-5849","issn":["0950-5849","1873-6025"],"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 and Software Technology","raw_type":"journal-article"},{"id":"pmh:oai:scholarbank.nus.edu.sg:10635/99312","is_oa":false,"landing_page_url":"http://scholarbank.nus.edu.sg/handle/10635/99312","pdf_url":null,"source":{"id":"https://openalex.org/S7407052290","display_name":"National University of Singapore","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Scopus","raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":46,"referenced_works":["https://openalex.org/W100687919","https://openalex.org/W642836142","https://openalex.org/W1515641291","https://openalex.org/W1527356121","https://openalex.org/W1552866552","https://openalex.org/W1554228447","https://openalex.org/W1560238660","https://openalex.org/W1589223644","https://openalex.org/W1592598554","https://openalex.org/W1593675831","https://openalex.org/W1594809416","https://openalex.org/W1969689393","https://openalex.org/W1971864291","https://openalex.org/W1985957058","https://openalex.org/W1993449345","https://openalex.org/W2001917688","https://openalex.org/W2002128741","https://openalex.org/W2044015456","https://openalex.org/W2068587771","https://openalex.org/W2086257032","https://openalex.org/W2088146133","https://openalex.org/W2100576135","https://openalex.org/W2103465290","https://openalex.org/W2118269922","https://openalex.org/W2126413127","https://openalex.org/W2142947709","https://openalex.org/W2154322583","https://openalex.org/W2159654041","https://openalex.org/W2238624099","https://openalex.org/W2911618886","https://openalex.org/W2912102406","https://openalex.org/W2913032347","https://openalex.org/W4213048098","https://openalex.org/W4252050355","https://openalex.org/W6630894105","https://openalex.org/W6632827169","https://openalex.org/W6633426996","https://openalex.org/W6635479035","https://openalex.org/W6661147426","https://openalex.org/W6672189111","https://openalex.org/W6675502620","https://openalex.org/W6675610734","https://openalex.org/W6682694616","https://openalex.org/W6683455427","https://openalex.org/W7043153843","https://openalex.org/W7062905887"],"related_works":["https://openalex.org/W2347384625","https://openalex.org/W2357245552","https://openalex.org/W2122515742","https://openalex.org/W2008192856","https://openalex.org/W2105132755","https://openalex.org/W1555625619","https://openalex.org/W2085645038","https://openalex.org/W2891890851","https://openalex.org/W2111025582","https://openalex.org/W3143298599"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}