{"id":"https://openalex.org/W2203574503","doi":"https://doi.org/10.1016/j.websem.2015.09.004","title":"Sextant: Visualizing time-evolving linked geospatial data","display_name":"Sextant: Visualizing time-evolving linked geospatial data","publication_year":2015,"publication_date":"2015-10-27","ids":{"openalex":"https://openalex.org/W2203574503","doi":"https://doi.org/10.1016/j.websem.2015.09.004","mag":"2203574503"},"language":"en","primary_location":{"id":"doi:10.1016/j.websem.2015.09.004","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.websem.2015.09.004","pdf_url":null,"source":{"id":"https://openalex.org/S20211220","display_name":"Journal of Web Semantics","issn_l":"1570-8268","issn":["1570-8268","1873-7749"],"is_oa":false,"is_in_doaj":true,"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 Web Semantics","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://ir.cwi.nl/pub/24134","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5012468024","display_name":"Charalampos Nikolaou","orcid":"https://orcid.org/0000-0001-6885-801X"},"institutions":[{"id":"https://openalex.org/I200777214","display_name":"National and Kapodistrian University of Athens","ror":"https://ror.org/04gnjpq42","country_code":"GR","type":"education","lineage":["https://openalex.org/I200777214"]}],"countries":["GR"],"is_corresponding":true,"raw_author_name":"Charalampos Nikolaou","raw_affiliation_strings":["Department of Informatics and Telecommunications, National and Kapodistrian University of Athens, University Campus, Ilisia, 15784 Athens, Greece"],"affiliations":[{"raw_affiliation_string":"Department of Informatics and Telecommunications, National and Kapodistrian University of Athens, University Campus, Ilisia, 15784 Athens, Greece","institution_ids":["https://openalex.org/I200777214"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002488298","display_name":"Kallirroi Dogani","orcid":null},"institutions":[{"id":"https://openalex.org/I200777214","display_name":"National and Kapodistrian University of Athens","ror":"https://ror.org/04gnjpq42","country_code":"GR","type":"education","lineage":["https://openalex.org/I200777214"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Kallirroi Dogani","raw_affiliation_strings":["Department of Informatics and Telecommunications, National and Kapodistrian University of Athens, University Campus, Ilisia, 15784 Athens, Greece"],"affiliations":[{"raw_affiliation_string":"Department of Informatics and Telecommunications, National and Kapodistrian University of Athens, University Campus, Ilisia, 15784 Athens, Greece","institution_ids":["https://openalex.org/I200777214"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030928094","display_name":"Konstantina Bereta","orcid":"https://orcid.org/0000-0001-8728-6264"},"institutions":[{"id":"https://openalex.org/I200777214","display_name":"National and Kapodistrian University of Athens","ror":"https://ror.org/04gnjpq42","country_code":"GR","type":"education","lineage":["https://openalex.org/I200777214"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Konstantina Bereta","raw_affiliation_strings":["Department of Informatics and Telecommunications, National and Kapodistrian University of Athens, University Campus, Ilisia, 15784 Athens, Greece"],"affiliations":[{"raw_affiliation_string":"Department of Informatics and Telecommunications, National and Kapodistrian University of Athens, University Campus, Ilisia, 15784 Athens, Greece","institution_ids":["https://openalex.org/I200777214"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111927997","display_name":"George Garbis","orcid":null},"institutions":[{"id":"https://openalex.org/I200777214","display_name":"National and Kapodistrian University of Athens","ror":"https://ror.org/04gnjpq42","country_code":"GR","type":"education","lineage":["https://openalex.org/I200777214"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"George Garbis","raw_affiliation_strings":["Department of Informatics and Telecommunications, National and Kapodistrian University of Athens, University Campus, Ilisia, 15784 Athens, Greece"],"affiliations":[{"raw_affiliation_string":"Department of Informatics and Telecommunications, National and Kapodistrian University of Athens, University Campus, Ilisia, 15784 Athens, Greece","institution_ids":["https://openalex.org/I200777214"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108367928","display_name":"Manos Karpathiotakis","orcid":null},"institutions":[{"id":"https://openalex.org/I200777214","display_name":"National and Kapodistrian University of Athens","ror":"https://ror.org/04gnjpq42","country_code":"GR","type":"education","lineage":["https://openalex.org/I200777214"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Manos Karpathiotakis","raw_affiliation_strings":["Department of Informatics and Telecommunications, National and Kapodistrian University of Athens, University Campus, Ilisia, 15784 Athens, Greece"],"affiliations":[{"raw_affiliation_string":"Department of Informatics and Telecommunications, National and Kapodistrian University of Athens, University Campus, Ilisia, 15784 Athens, Greece","institution_ids":["https://openalex.org/I200777214"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053386119","display_name":"Kostis Kyzirakos","orcid":"https://orcid.org/0000-0002-8257-2939"},"institutions":[{"id":"https://openalex.org/I200777214","display_name":"National and Kapodistrian University of Athens","ror":"https://ror.org/04gnjpq42","country_code":"GR","type":"education","lineage":["https://openalex.org/I200777214"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Kostis Kyzirakos","raw_affiliation_strings":["Department of Informatics and Telecommunications, National and Kapodistrian University of Athens, University Campus, Ilisia, 15784 Athens, Greece"],"affiliations":[{"raw_affiliation_string":"Department of Informatics and Telecommunications, National and Kapodistrian University of Athens, University Campus, Ilisia, 15784 Athens, Greece","institution_ids":["https://openalex.org/I200777214"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5075117735","display_name":"Manolis Koubarakis","orcid":"https://orcid.org/0000-0002-1954-8338"},"institutions":[{"id":"https://openalex.org/I200777214","display_name":"National and Kapodistrian University of Athens","ror":"https://ror.org/04gnjpq42","country_code":"GR","type":"education","lineage":["https://openalex.org/I200777214"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Manolis Koubarakis","raw_affiliation_strings":["Department of Informatics and Telecommunications, National and Kapodistrian University of Athens, University Campus, Ilisia, 15784 Athens, Greece"],"affiliations":[{"raw_affiliation_string":"Department of Informatics and Telecommunications, National and Kapodistrian University of Athens, University Campus, Ilisia, 15784 Athens, Greece","institution_ids":["https://openalex.org/I200777214"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5012468024"],"corresponding_institution_ids":["https://openalex.org/I200777214"],"apc_list":{"value":2810,"currency":"USD","value_usd":2810},"apc_paid":null,"fwci":25.9072,"has_fulltext":false,"cited_by_count":68,"citation_normalized_percentile":{"value":0.99401039,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":"35","issue":null,"first_page":"35","last_page":"52"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10757","display_name":"Geographic Information Systems Studies","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/3305","display_name":"Geography, Planning and Development"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T10757","display_name":"Geographic Information Systems Studies","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/3305","display_name":"Geography, Planning and Development"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms","score":0.9984999895095825,"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":0.989300012588501,"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/geospatial-analysis","display_name":"Geospatial analysis","score":0.9278706312179565},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7604119777679443},{"id":"https://openalex.org/keywords/visualization","display_name":"Visualization","score":0.6759058237075806},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.5897281169891357},{"id":"https://openalex.org/keywords/geovisualization","display_name":"Geovisualization","score":0.5472140908241272},{"id":"https://openalex.org/keywords/thematic-map","display_name":"Thematic map","score":0.5060104727745056},{"id":"https://openalex.org/keywords/data-visualization","display_name":"Data visualization","score":0.459320068359375},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.4550943076610565},{"id":"https://openalex.org/keywords/earth-observation","display_name":"Earth observation","score":0.41025710105895996},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3903837203979492},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.3497411608695984},{"id":"https://openalex.org/keywords/information-visualization","display_name":"Information visualization","score":0.2671440839767456},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.1719934344291687},{"id":"https://openalex.org/keywords/cartography","display_name":"Cartography","score":0.14940878748893738},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.12816819548606873}],"concepts":[{"id":"https://openalex.org/C9770341","wikidata":"https://www.wikidata.org/wiki/Q1938983","display_name":"Geospatial analysis","level":2,"score":0.9278706312179565},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7604119777679443},{"id":"https://openalex.org/C36464697","wikidata":"https://www.wikidata.org/wiki/Q451553","display_name":"Visualization","level":2,"score":0.6759058237075806},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.5897281169891357},{"id":"https://openalex.org/C12380541","wikidata":"https://www.wikidata.org/wiki/Q58300","display_name":"Geovisualization","level":4,"score":0.5472140908241272},{"id":"https://openalex.org/C93692415","wikidata":"https://www.wikidata.org/wiki/Q1502030","display_name":"Thematic map","level":2,"score":0.5060104727745056},{"id":"https://openalex.org/C172367668","wikidata":"https://www.wikidata.org/wiki/Q6504956","display_name":"Data visualization","level":3,"score":0.459320068359375},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.4550943076610565},{"id":"https://openalex.org/C39399123","wikidata":"https://www.wikidata.org/wiki/Q1348989","display_name":"Earth observation","level":3,"score":0.41025710105895996},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3903837203979492},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.3497411608695984},{"id":"https://openalex.org/C185578843","wikidata":"https://www.wikidata.org/wiki/Q10609775","display_name":"Information visualization","level":3,"score":0.2671440839767456},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.1719934344291687},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.14940878748893738},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.12816819548606873},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1016/j.websem.2015.09.004","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.websem.2015.09.004","pdf_url":null,"source":{"id":"https://openalex.org/S20211220","display_name":"Journal of Web Semantics","issn_l":"1570-8268","issn":["1570-8268","1873-7749"],"is_oa":false,"is_in_doaj":true,"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 Web Semantics","raw_type":"journal-article"},{"id":"pmh:cwi:oai:cwi.nl:24134","is_oa":true,"landing_page_url":"https://ir.cwi.nl/pub/24134","pdf_url":null,"source":{"id":"https://openalex.org/S4306401843","display_name":"Data Archiving and Networked Services (DANS)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1322597698","host_organization_name":"Royal Netherlands Academy of Arts and Sciences","host_organization_lineage":["https://openalex.org/I1322597698"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Web Semantics: Science, Services and Agents on the World Wide Web, 35, 35 - 52","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:cwi:oai:cwi.nl:24134","is_oa":true,"landing_page_url":"https://ir.cwi.nl/pub/24134","pdf_url":null,"source":{"id":"https://openalex.org/S4306401843","display_name":"Data Archiving and Networked Services (DANS)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1322597698","host_organization_name":"Royal Netherlands Academy of Arts and Sciences","host_organization_lineage":["https://openalex.org/I1322597698"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Web Semantics: Science, Services and Agents on the World Wide Web, 35, 35 - 52","raw_type":"info:eu-repo/semantics/article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W23506141","https://openalex.org/W114983493","https://openalex.org/W196796882","https://openalex.org/W655798354","https://openalex.org/W1483669204","https://openalex.org/W1499892872","https://openalex.org/W1607022924","https://openalex.org/W1895584011","https://openalex.org/W1985456242","https://openalex.org/W2019966888","https://openalex.org/W2038509977","https://openalex.org/W2073927345","https://openalex.org/W2082111181","https://openalex.org/W2097119546","https://openalex.org/W2108714528","https://openalex.org/W2128812208","https://openalex.org/W2130716604","https://openalex.org/W2131230769","https://openalex.org/W2158126211","https://openalex.org/W2161484642","https://openalex.org/W2486930252","https://openalex.org/W2766450143","https://openalex.org/W4285719527","https://openalex.org/W6600929692","https://openalex.org/W6629868203","https://openalex.org/W6636412718","https://openalex.org/W6679265485"],"related_works":["https://openalex.org/W2941274100","https://openalex.org/W3095962241","https://openalex.org/W4285793722","https://openalex.org/W2041848199","https://openalex.org/W2018780235","https://openalex.org/W2944735761","https://openalex.org/W3084042015","https://openalex.org/W3127093307","https://openalex.org/W2961269009","https://openalex.org/W4301373648"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":23},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":7},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":7},{"year":2018,"cited_by_count":9},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":6},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
