{"id":"https://openalex.org/W2011353147","doi":"https://doi.org/10.1007/s12083-015-0328-0","title":"An optimal query strategy for protecting location privacy in location-based services","display_name":"An optimal query strategy for protecting location privacy in location-based services","publication_year":2015,"publication_date":"2015-02-25","ids":{"openalex":"https://openalex.org/W2011353147","doi":"https://doi.org/10.1007/s12083-015-0328-0","mag":"2011353147"},"language":"en","primary_location":{"id":"doi:10.1007/s12083-015-0328-0","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s12083-015-0328-0","pdf_url":null,"source":{"id":"https://openalex.org/S177487720","display_name":"Peer-to-Peer Networking and Applications","issn_l":"1936-6442","issn":["1936-6442","1936-6450"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Peer-to-Peer Networking and Applications","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/A5101865873","display_name":"Weidong Yang","orcid":"https://orcid.org/0000-0002-3554-3035"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I36152291","display_name":"Henan University of Technology","ror":"https://ror.org/05sbgwt55","country_code":"CN","type":"education","lineage":["https://openalex.org/I36152291"]},{"id":"https://openalex.org/I4210156404","display_name":"Institute of Information Engineering","ror":"https://ror.org/04r53se39","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210156404"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Wei-dong Yang","raw_affiliation_strings":["College of Information Science and Engineering, Henan University of Technology, Zhengzhou, Henan, 450001, China","Institute of Information Engineering, Chinese Academy of Sciences, Beijing, 710071, China","The grain of information processing and Control Key Laboratory of Ministry of Education, Henan University of Technology, Zhengzhou, Henan, 450001, China","Institute of Information Engineering, Chinese Academy of Sciences, Beijing, China","The grain of information processing and Control Key Laboratory of Ministry of Education, Henan University of Technology, Zhengzhou, China","College of Information Science and Engineering, Henan University of Technology, Zhengzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Information Science and Engineering, Henan University of Technology, Zhengzhou, Henan, 450001, China","institution_ids":["https://openalex.org/I36152291"]},{"raw_affiliation_string":"Institute of Information Engineering, Chinese Academy of Sciences, Beijing, 710071, China","institution_ids":["https://openalex.org/I4210156404"]},{"raw_affiliation_string":"The grain of information processing and Control Key Laboratory of Ministry of Education, Henan University of Technology, Zhengzhou, Henan, 450001, China","institution_ids":["https://openalex.org/I36152291"]},{"raw_affiliation_string":"Institute of Information Engineering, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210156404"]},{"raw_affiliation_string":"The grain of information processing and Control Key Laboratory of Ministry of Education, Henan University of Technology, Zhengzhou, China","institution_ids":["https://openalex.org/I36152291"]},{"raw_affiliation_string":"College of Information Science and Engineering, Henan University of Technology, Zhengzhou, China","institution_ids":["https://openalex.org/I36152291"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101459313","display_name":"Yunhua He","orcid":"https://orcid.org/0000-0001-8414-1385"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]},{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210156404","display_name":"Institute of Information Engineering","ror":"https://ror.org/04r53se39","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210156404"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yun-hua He","raw_affiliation_strings":["College of Computer Science, Xidian University, Xian, 710000, China","Institute of Information Engineering, Chinese Academy of Sciences, Beijing, 710071, China","College of Computer Science, Xidian University, Xian, China","Institute of Information Engineering, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Computer Science, Xidian University, Xian, 710000, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"Institute of Information Engineering, Chinese Academy of Sciences, Beijing, 710071, China","institution_ids":["https://openalex.org/I4210156404"]},{"raw_affiliation_string":"College of Computer Science, Xidian University, Xian, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"Institute of Information Engineering, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210156404"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101820083","display_name":"Limin Sun","orcid":"https://orcid.org/0000-0002-6578-0680"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210156404","display_name":"Institute of Information Engineering","ror":"https://ror.org/04r53se39","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210156404"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Li-min Sun","raw_affiliation_strings":["Institute of Information Engineering, Chinese Academy of Sciences, Beijing, 710071, China","Institute of Information Engineering, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Information Engineering, Chinese Academy of Sciences, Beijing, 710071, China","institution_ids":["https://openalex.org/I4210156404"]},{"raw_affiliation_string":"Institute of Information Engineering, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210156404"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101756189","display_name":"Xiang Lu","orcid":"https://orcid.org/0000-0001-7885-5621"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210156404","display_name":"Institute of Information Engineering","ror":"https://ror.org/04r53se39","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210156404"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiang Lu","raw_affiliation_strings":["Institute of Information Engineering, Chinese Academy of Sciences, Beijing, 710071, China","Institute of Information Engineering, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Information Engineering, Chinese Academy of Sciences, Beijing, 710071, China","institution_ids":["https://openalex.org/I4210156404"]},{"raw_affiliation_string":"Institute of Information Engineering, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210156404"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100626958","display_name":"Xinghua Li","orcid":"https://orcid.org/0000-0002-5583-4155"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xinghua Li","raw_affiliation_strings":["College of Computer Science, Xidian University, Xian, 710000, China","College of Computer Science, Xidian University, Xian, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Computer Science, Xidian University, Xian, 710000, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"College of Computer Science, Xidian University, Xian, China","institution_ids":["https://openalex.org/I149594827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5101865873"],"corresponding_institution_ids":["https://openalex.org/I19820366","https://openalex.org/I36152291","https://openalex.org/I4210156404"],"apc_list":{"value":3590,"currency":"USD","value_usd":3590},"apc_paid":null,"fwci":0.527,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.81353508,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"9","issue":"4","first_page":"752","last_page":"761"},"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/T11704","display_name":"Mobile Crowdsensing and Crowdsourcing","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/1706","display_name":"Computer Science Applications"},"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/T11045","display_name":"Privacy, Security, and Data Protection","score":0.9952999949455261,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8484765291213989},{"id":"https://openalex.org/keywords/location-based-service","display_name":"Location-based service","score":0.6199401021003723},{"id":"https://openalex.org/keywords/query-optimization","display_name":"Query optimization","score":0.5905137658119202},{"id":"https://openalex.org/keywords/bayesian-game","display_name":"Bayesian game","score":0.5112440586090088},{"id":"https://openalex.org/keywords/perspective","display_name":"Perspective (graphical)","score":0.4775446355342865},{"id":"https://openalex.org/keywords/nash-equilibrium","display_name":"Nash equilibrium","score":0.46912312507629395},{"id":"https://openalex.org/keywords/bayesian-probability","display_name":"Bayesian probability","score":0.4668451249599457},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.4313661456108093},{"id":"https://openalex.org/keywords/privacy-protection","display_name":"Privacy protection","score":0.4193216562271118},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3822862505912781},{"id":"https://openalex.org/keywords/game-theory","display_name":"Game theory","score":0.3727705180644989},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.2996842861175537},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.1611083447933197},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.1388978660106659},{"id":"https://openalex.org/keywords/sequential-game","display_name":"Sequential game","score":0.12749126553535461},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.11757519841194153},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.11361154913902283}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8484765291213989},{"id":"https://openalex.org/C155292070","wikidata":"https://www.wikidata.org/wiki/Q1198122","display_name":"Location-based service","level":2,"score":0.6199401021003723},{"id":"https://openalex.org/C157692150","wikidata":"https://www.wikidata.org/wiki/Q2919848","display_name":"Query optimization","level":2,"score":0.5905137658119202},{"id":"https://openalex.org/C200594392","wikidata":"https://www.wikidata.org/wiki/Q812529","display_name":"Bayesian game","level":4,"score":0.5112440586090088},{"id":"https://openalex.org/C12713177","wikidata":"https://www.wikidata.org/wiki/Q1900281","display_name":"Perspective (graphical)","level":2,"score":0.4775446355342865},{"id":"https://openalex.org/C46814582","wikidata":"https://www.wikidata.org/wiki/Q23389","display_name":"Nash equilibrium","level":2,"score":0.46912312507629395},{"id":"https://openalex.org/C107673813","wikidata":"https://www.wikidata.org/wiki/Q812534","display_name":"Bayesian probability","level":2,"score":0.4668451249599457},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.4313661456108093},{"id":"https://openalex.org/C3017597292","wikidata":"https://www.wikidata.org/wiki/Q25052250","display_name":"Privacy protection","level":2,"score":0.4193216562271118},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3822862505912781},{"id":"https://openalex.org/C177142836","wikidata":"https://www.wikidata.org/wiki/Q44455","display_name":"Game theory","level":2,"score":0.3727705180644989},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.2996842861175537},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.1611083447933197},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.1388978660106659},{"id":"https://openalex.org/C73795354","wikidata":"https://www.wikidata.org/wiki/Q287618","display_name":"Sequential game","level":3,"score":0.12749126553535461},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.11757519841194153},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.11361154913902283},{"id":"https://openalex.org/C175444787","wikidata":"https://www.wikidata.org/wiki/Q39072","display_name":"Microeconomics","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s12083-015-0328-0","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s12083-015-0328-0","pdf_url":null,"source":{"id":"https://openalex.org/S177487720","display_name":"Peer-to-Peer Networking and Applications","issn_l":"1936-6442","issn":["1936-6442","1936-6450"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Peer-to-Peer Networking and Applications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1487596382","https://openalex.org/W1689932539","https://openalex.org/W1970756365","https://openalex.org/W1973980096","https://openalex.org/W1992384090","https://openalex.org/W2047967489","https://openalex.org/W2057816098","https://openalex.org/W2060871119","https://openalex.org/W2112469755","https://openalex.org/W2115240023","https://openalex.org/W2118204922","https://openalex.org/W2120911939","https://openalex.org/W2147745629","https://openalex.org/W2158074827","https://openalex.org/W2476097413","https://openalex.org/W2914452207","https://openalex.org/W3102342861"],"related_works":["https://openalex.org/W2993241815","https://openalex.org/W2362924331","https://openalex.org/W4205651925","https://openalex.org/W2996922985","https://openalex.org/W2758823351","https://openalex.org/W3133956786","https://openalex.org/W3013843898","https://openalex.org/W1996858091","https://openalex.org/W3142574703","https://openalex.org/W1990931566"],"abstract_inverted_index":null,"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2017,"cited_by_count":1}],"updated_date":"2026-07-23T08:03:31.855105","created_date":"2025-10-10T00:00:00"}