{"id":"https://openalex.org/W2033206694","doi":"https://doi.org/10.1007/s10707-013-0192-0","title":"Protecting query privacy in location-based services","display_name":"Protecting query privacy in location-based services","publication_year":2013,"publication_date":"2013-10-17","ids":{"openalex":"https://openalex.org/W2033206694","doi":"https://doi.org/10.1007/s10707-013-0192-0","mag":"2033206694"},"language":"en","primary_location":{"id":"doi:10.1007/s10707-013-0192-0","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10707-013-0192-0","pdf_url":null,"source":{"id":"https://openalex.org/S4210168194","display_name":"GeoInformatica","issn_l":"1384-6175","issn":["1384-6175","1573-7624"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GeoInformatica","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://orbilu.uni.lu/handle/10993/10297","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101950313","display_name":"Xihui Chen","orcid":"https://orcid.org/0000-0002-8131-5092"},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]}],"countries":["LU"],"is_corresponding":true,"raw_author_name":"Xihui Chen","raw_affiliation_strings":["Interdisciplinary Centre for Security, Reliability and Trust, University of Luxembourg, 6 rue Richard Coudenhove-Kalergi, 1359, Luxembourg, Luxembourg","Interdisciplinary Centre for Security, Reliability and Trust, University of Luxembourg, Luxembourg, Luxembourg 1359"],"affiliations":[{"raw_affiliation_string":"Interdisciplinary Centre for Security, Reliability and Trust, University of Luxembourg, 6 rue Richard Coudenhove-Kalergi, 1359, Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I186903577"]},{"raw_affiliation_string":"Interdisciplinary Centre for Security, Reliability and Trust, University of Luxembourg, Luxembourg, Luxembourg 1359","institution_ids":["https://openalex.org/I186903577"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5073684178","display_name":"Jun Pang","orcid":"https://orcid.org/0000-0002-4521-4112"},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]}],"countries":["LU"],"is_corresponding":false,"raw_author_name":"Jun Pang","raw_affiliation_strings":["Faculty of Science, Technology and Communication, University of Luxembourg, 6 rue Richard Coudenhove-Kalergi, 1359, Luxembourg, Luxembourg","Faculty of Science, Technology and Communication, University of Luxembourg, Luxembourg, Luxembourg 1359#TAB#"],"affiliations":[{"raw_affiliation_string":"Faculty of Science, Technology and Communication, University of Luxembourg, 6 rue Richard Coudenhove-Kalergi, 1359, Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I186903577"]},{"raw_affiliation_string":"Faculty of Science, Technology and Communication, University of Luxembourg, Luxembourg, Luxembourg 1359#TAB#","institution_ids":["https://openalex.org/I186903577"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5101950313"],"corresponding_institution_ids":["https://openalex.org/I186903577"],"apc_list":{"value":2590,"currency":"EUR","value_usd":3190},"apc_paid":null,"fwci":5.4383,"has_fulltext":false,"cited_by_count":22,"citation_normalized_percentile":{"value":0.95436481,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"18","issue":"1","first_page":"95","last_page":"133"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10764","display_name":"Privacy-Preserving Technologies in Data","score":1.0,"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/T10764","display_name":"Privacy-Preserving Technologies in Data","score":1.0,"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/T11598","display_name":"Internet Traffic Analysis and Secure E-voting","score":0.9977999925613403,"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/T10237","display_name":"Cryptography and Data Security","score":0.9968000054359436,"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/computer-science","display_name":"Computer science","score":0.8373678922653198},{"id":"https://openalex.org/keywords/anonymity","display_name":"Anonymity","score":0.6068545579910278},{"id":"https://openalex.org/keywords/location-based-service","display_name":"Location-based service","score":0.5987622737884521},{"id":"https://openalex.org/keywords/query-expansion","display_name":"Query expansion","score":0.5718450546264648},{"id":"https://openalex.org/keywords/web-search-query","display_name":"Web search query","score":0.49889230728149414},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.48497724533081055},{"id":"https://openalex.org/keywords/privacy-software","display_name":"Privacy software","score":0.48415690660476685},{"id":"https://openalex.org/keywords/information-privacy","display_name":"Information privacy","score":0.4841495156288147},{"id":"https://openalex.org/keywords/k-anonymity","display_name":"k-anonymity","score":0.4759892225265503},{"id":"https://openalex.org/keywords/dependency","display_name":"Dependency (UML)","score":0.47112393379211426},{"id":"https://openalex.org/keywords/popularity","display_name":"Popularity","score":0.46603482961654663},{"id":"https://openalex.org/keywords/web-query-classification","display_name":"Web query classification","score":0.46257641911506653},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.4615033268928528},{"id":"https://openalex.org/keywords/query-language","display_name":"Query language","score":0.4326461851596832},{"id":"https://openalex.org/keywords/query-optimization","display_name":"Query optimization","score":0.4303467869758606},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.33272022008895874},{"id":"https://openalex.org/keywords/search-engine","display_name":"Search engine","score":0.18231913447380066},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.12522488832473755},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.07873508334159851}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8373678922653198},{"id":"https://openalex.org/C178005623","wikidata":"https://www.wikidata.org/wiki/Q308859","display_name":"Anonymity","level":2,"score":0.6068545579910278},{"id":"https://openalex.org/C155292070","wikidata":"https://www.wikidata.org/wiki/Q1198122","display_name":"Location-based service","level":2,"score":0.5987622737884521},{"id":"https://openalex.org/C99016210","wikidata":"https://www.wikidata.org/wiki/Q5488129","display_name":"Query expansion","level":2,"score":0.5718450546264648},{"id":"https://openalex.org/C164120249","wikidata":"https://www.wikidata.org/wiki/Q995982","display_name":"Web search query","level":3,"score":0.49889230728149414},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.48497724533081055},{"id":"https://openalex.org/C509729295","wikidata":"https://www.wikidata.org/wiki/Q7246032","display_name":"Privacy software","level":3,"score":0.48415690660476685},{"id":"https://openalex.org/C123201435","wikidata":"https://www.wikidata.org/wiki/Q456632","display_name":"Information privacy","level":2,"score":0.4841495156288147},{"id":"https://openalex.org/C2777706471","wikidata":"https://www.wikidata.org/wiki/Q17061432","display_name":"k-anonymity","level":3,"score":0.4759892225265503},{"id":"https://openalex.org/C19768560","wikidata":"https://www.wikidata.org/wiki/Q320727","display_name":"Dependency (UML)","level":2,"score":0.47112393379211426},{"id":"https://openalex.org/C2780586970","wikidata":"https://www.wikidata.org/wiki/Q1357284","display_name":"Popularity","level":2,"score":0.46603482961654663},{"id":"https://openalex.org/C118689300","wikidata":"https://www.wikidata.org/wiki/Q7978614","display_name":"Web query classification","level":4,"score":0.46257641911506653},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.4615033268928528},{"id":"https://openalex.org/C192028432","wikidata":"https://www.wikidata.org/wiki/Q845739","display_name":"Query language","level":2,"score":0.4326461851596832},{"id":"https://openalex.org/C157692150","wikidata":"https://www.wikidata.org/wiki/Q2919848","display_name":"Query optimization","level":2,"score":0.4303467869758606},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.33272022008895874},{"id":"https://openalex.org/C97854310","wikidata":"https://www.wikidata.org/wiki/Q19541","display_name":"Search engine","level":2,"score":0.18231913447380066},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.12522488832473755},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.07873508334159851},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1007/s10707-013-0192-0","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10707-013-0192-0","pdf_url":null,"source":{"id":"https://openalex.org/S4210168194","display_name":"GeoInformatica","issn_l":"1384-6175","issn":["1384-6175","1573-7624"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GeoInformatica","raw_type":"journal-article"},{"id":"pmh:oai:orbilu.uni.lu:10993/10297","is_oa":true,"landing_page_url":"https://orbilu.uni.lu/handle/10993/10297","pdf_url":null,"source":{"id":"https://openalex.org/S4306401815","display_name":"Open Repository and Bibliography (University of Luxembourg)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I186903577","host_organization_name":"University of Luxembourg","host_organization_lineage":["https://openalex.org/I186903577"],"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":"GeoInformatica, 18(1), 95-133. Springer Science & Business Media B.V (2014).","raw_type":null}],"best_oa_location":{"id":"pmh:oai:orbilu.uni.lu:10993/10297","is_oa":true,"landing_page_url":"https://orbilu.uni.lu/handle/10993/10297","pdf_url":null,"source":{"id":"https://openalex.org/S4306401815","display_name":"Open Repository and Bibliography (University of Luxembourg)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I186903577","host_organization_name":"University of Luxembourg","host_organization_lineage":["https://openalex.org/I186903577"],"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":"GeoInformatica, 18(1), 95-133. Springer Science & Business Media B.V (2014).","raw_type":null},"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16","score":0.46000000834465027}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":56,"referenced_works":["https://openalex.org/W182697965","https://openalex.org/W1484798037","https://openalex.org/W1505898032","https://openalex.org/W1508325896","https://openalex.org/W1567362236","https://openalex.org/W1574901103","https://openalex.org/W1584714745","https://openalex.org/W1585566614","https://openalex.org/W1586244597","https://openalex.org/W1792629798","https://openalex.org/W1972702245","https://openalex.org/W1978884755","https://openalex.org/W1982300822","https://openalex.org/W1984911088","https://openalex.org/W2004822439","https://openalex.org/W2006342384","https://openalex.org/W2012580531","https://openalex.org/W2015928192","https://openalex.org/W2019823987","https://openalex.org/W2032558547","https://openalex.org/W2044110164","https://openalex.org/W2046494777","https://openalex.org/W2056773559","https://openalex.org/W2057072851","https://openalex.org/W2057545667","https://openalex.org/W2066111998","https://openalex.org/W2069834788","https://openalex.org/W2089959302","https://openalex.org/W2096899416","https://openalex.org/W2101024939","https://openalex.org/W2103839502","https://openalex.org/W2109464129","https://openalex.org/W2116135393","https://openalex.org/W2119067110","https://openalex.org/W2120911939","https://openalex.org/W2126729912","https://openalex.org/W2127218421","https://openalex.org/W2128800833","https://openalex.org/W2134167315","https://openalex.org/W2136114025","https://openalex.org/W2136314333","https://openalex.org/W2139211263","https://openalex.org/W2139257570","https://openalex.org/W2139892606","https://openalex.org/W2140190241","https://openalex.org/W2149783190","https://openalex.org/W2154592552","https://openalex.org/W2157855380","https://openalex.org/W2160563103","https://openalex.org/W2162297215","https://openalex.org/W2509008288","https://openalex.org/W2622005089","https://openalex.org/W4205818646","https://openalex.org/W4249729334","https://openalex.org/W4252028749","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W2096359267","https://openalex.org/W3008917487","https://openalex.org/W2901901036","https://openalex.org/W2013069866","https://openalex.org/W2026738364","https://openalex.org/W2572349046","https://openalex.org/W3197639690","https://openalex.org/W4313418006","https://openalex.org/W2124814993","https://openalex.org/W2049540727"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":3}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}