{"id":"https://openalex.org/W3082948456","doi":"https://doi.org/10.1155/2020/8892321","title":"Privacy-Enhancing Preferential LBS Query for Mobile Social Network Users","display_name":"Privacy-Enhancing Preferential LBS Query for Mobile Social Network Users","publication_year":2020,"publication_date":"2020-09-01","ids":{"openalex":"https://openalex.org/W3082948456","doi":"https://doi.org/10.1155/2020/8892321","mag":"3082948456"},"language":"en","primary_location":{"id":"doi:10.1155/2020/8892321","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2020/8892321","pdf_url":"https://downloads.hindawi.com/journals/wcmc/2020/8892321.pdf","source":{"id":"https://openalex.org/S235346","display_name":"Wireless Communications and Mobile Computing","issn_l":"1530-8669","issn":["1530-8669","1530-8677"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Wireless Communications and Mobile Computing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://downloads.hindawi.com/journals/wcmc/2020/8892321.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5062962146","display_name":"Madhuri Siddula","orcid":"https://orcid.org/0000-0001-7820-1679"},"institutions":[{"id":"https://openalex.org/I181565077","display_name":"Georgia State University","ror":"https://ror.org/03qt6ba18","country_code":"US","type":"education","lineage":["https://openalex.org/I181565077"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Madhuri Siddula","raw_affiliation_strings":["Computer Science, Georgia State University, Atlanta, Georgia 30302, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Science, Georgia State University, Atlanta, Georgia 30302, USA","institution_ids":["https://openalex.org/I181565077"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046635673","display_name":"Yingshu Li","orcid":"https://orcid.org/0000-0002-1906-7112"},"institutions":[{"id":"https://openalex.org/I181565077","display_name":"Georgia State University","ror":"https://ror.org/03qt6ba18","country_code":"US","type":"education","lineage":["https://openalex.org/I181565077"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yingshu Li","raw_affiliation_strings":["Computer Science, Georgia State University, Atlanta, Georgia 30302, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Science, Georgia State University, Atlanta, Georgia 30302, USA","institution_ids":["https://openalex.org/I181565077"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100692488","display_name":"Xiuzhen Cheng","orcid":"https://orcid.org/0000-0001-5912-4647"},"institutions":[{"id":"https://openalex.org/I193531525","display_name":"George Washington University","ror":"https://ror.org/00y4zzh67","country_code":"US","type":"education","lineage":["https://openalex.org/I193531525"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Xiuzhen Cheng","raw_affiliation_strings":["Computer Science, George Washington University, Washington, DC 20052, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Science, George Washington University, Washington, DC 20052, USA","institution_ids":["https://openalex.org/I193531525"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073942971","display_name":"Zhi Tian","orcid":"https://orcid.org/0000-0002-2738-6826"},"institutions":[{"id":"https://openalex.org/I162714631","display_name":"George Mason University","ror":"https://ror.org/02jqj7156","country_code":"US","type":"education","lineage":["https://openalex.org/I162714631"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zhi Tian","raw_affiliation_strings":["Computer Science, George Mason University, Fairfax, VA 22030, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Science, George Mason University, Fairfax, VA 22030, USA","institution_ids":["https://openalex.org/I162714631"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072627238","display_name":"Zhipeng Cai","orcid":"https://orcid.org/0000-0001-6017-975X"},"institutions":[{"id":"https://openalex.org/I181565077","display_name":"Georgia State University","ror":"https://ror.org/03qt6ba18","country_code":"US","type":"education","lineage":["https://openalex.org/I181565077"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Zhipeng Cai","raw_affiliation_strings":["Computer Science, Georgia State University, Atlanta, Georgia 30302, USA"],"raw_orcid":"https://orcid.org/0000-0001-6017-975X","affiliations":[{"raw_affiliation_string":"Computer Science, Georgia State University, Atlanta, Georgia 30302, USA","institution_ids":["https://openalex.org/I181565077"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5072627238"],"corresponding_institution_ids":["https://openalex.org/I181565077"],"apc_list":{"value":2300,"currency":"USD","value_usd":2300},"apc_paid":{"value":2300,"currency":"USD","value_usd":2300},"fwci":1.4341,"has_fulltext":true,"cited_by_count":12,"citation_normalized_percentile":{"value":0.86009723,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":98},"biblio":{"volume":"2020","issue":null,"first_page":"1","last_page":"13"},"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/T10237","display_name":"Cryptography and Data Security","score":0.9973999857902527,"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/T11045","display_name":"Privacy, Security, and Data Protection","score":0.9969000220298767,"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":0.9100287556648254},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.7156914472579956},{"id":"https://openalex.org/keywords/location-based-service","display_name":"Location-based service","score":0.6080455183982849},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.5759758353233337},{"id":"https://openalex.org/keywords/popularity","display_name":"Popularity","score":0.5719113349914551},{"id":"https://openalex.org/keywords/k-anonymity","display_name":"k-anonymity","score":0.5332127809524536},{"id":"https://openalex.org/keywords/anonymity","display_name":"Anonymity","score":0.4948686957359314},{"id":"https://openalex.org/keywords/friendship","display_name":"Friendship","score":0.4677201807498932},{"id":"https://openalex.org/keywords/social-network","display_name":"Social network (sociolinguistics)","score":0.44217774271965027},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.43827682733535767},{"id":"https://openalex.org/keywords/generalization","display_name":"Generalization","score":0.4360445737838745},{"id":"https://openalex.org/keywords/mobile-device","display_name":"Mobile device","score":0.4258861839771271},{"id":"https://openalex.org/keywords/information-privacy","display_name":"Information privacy","score":0.4225546717643738},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.415050745010376},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.36495769023895264},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3552526831626892},{"id":"https://openalex.org/keywords/internet-privacy","display_name":"Internet privacy","score":0.3426783084869385},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.33868327736854553},{"id":"https://openalex.org/keywords/social-media","display_name":"Social media","score":0.16615208983421326}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.9100287556648254},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.7156914472579956},{"id":"https://openalex.org/C155292070","wikidata":"https://www.wikidata.org/wiki/Q1198122","display_name":"Location-based service","level":2,"score":0.6080455183982849},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.5759758353233337},{"id":"https://openalex.org/C2780586970","wikidata":"https://www.wikidata.org/wiki/Q1357284","display_name":"Popularity","level":2,"score":0.5719113349914551},{"id":"https://openalex.org/C2777706471","wikidata":"https://www.wikidata.org/wiki/Q17061432","display_name":"k-anonymity","level":3,"score":0.5332127809524536},{"id":"https://openalex.org/C178005623","wikidata":"https://www.wikidata.org/wiki/Q308859","display_name":"Anonymity","level":2,"score":0.4948686957359314},{"id":"https://openalex.org/C2778736484","wikidata":"https://www.wikidata.org/wiki/Q491","display_name":"Friendship","level":2,"score":0.4677201807498932},{"id":"https://openalex.org/C4727928","wikidata":"https://www.wikidata.org/wiki/Q17164759","display_name":"Social network (sociolinguistics)","level":3,"score":0.44217774271965027},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.43827682733535767},{"id":"https://openalex.org/C177148314","wikidata":"https://www.wikidata.org/wiki/Q170084","display_name":"Generalization","level":2,"score":0.4360445737838745},{"id":"https://openalex.org/C186967261","wikidata":"https://www.wikidata.org/wiki/Q5082128","display_name":"Mobile device","level":2,"score":0.4258861839771271},{"id":"https://openalex.org/C123201435","wikidata":"https://www.wikidata.org/wiki/Q456632","display_name":"Information privacy","level":2,"score":0.4225546717643738},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.415050745010376},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.36495769023895264},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3552526831626892},{"id":"https://openalex.org/C108827166","wikidata":"https://www.wikidata.org/wiki/Q175975","display_name":"Internet privacy","level":1,"score":0.3426783084869385},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.33868327736854553},{"id":"https://openalex.org/C518677369","wikidata":"https://www.wikidata.org/wiki/Q202833","display_name":"Social media","level":2,"score":0.16615208983421326},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"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/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","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/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1155/2020/8892321","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2020/8892321","pdf_url":"https://downloads.hindawi.com/journals/wcmc/2020/8892321.pdf","source":{"id":"https://openalex.org/S235346","display_name":"Wireless Communications and Mobile Computing","issn_l":"1530-8669","issn":["1530-8669","1530-8677"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Wireless Communications and Mobile Computing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:5d3734f554034c41bc65c4bbf1e0568a","is_oa":false,"landing_page_url":"https://doaj.org/article/5d3734f554034c41bc65c4bbf1e0568a","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"Wireless Communications and Mobile Computing, Vol 2020 (2020)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1155/2020/8892321","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2020/8892321","pdf_url":"https://downloads.hindawi.com/journals/wcmc/2020/8892321.pdf","source":{"id":"https://openalex.org/S235346","display_name":"Wireless Communications and Mobile Computing","issn_l":"1530-8669","issn":["1530-8669","1530-8677"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Wireless Communications and Mobile Computing","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G153351282","display_name":"SaTC: CORE: Medium: Collaborative: Privacy Attacks and Defense Mechanisms in Online Social Networks","funder_award_id":"1704274","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G185173424","display_name":"SaTC: CORE: Medium: Collaborative: Privacy Attacks and Defense Mechanisms in Online Social Networks","funder_award_id":"1704287","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G2656890711","display_name":"SaTC: CORE: Medium: Collaborative: Privacy Attacks and Defense Mechanisms in Online Social Networks","funder_award_id":"1704397","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G4005500454","display_name":"SaTC: EDU: Collaborative: Advancing Cybersecurity Learning Through Inquiry-based Laboratories on a Container-based Virtualization Platform","funder_award_id":"1912753","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G528533242","display_name":null,"funder_award_id":"1912753, 2011845","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G5332129434","display_name":"CyberTraining: CIP: Collaborative Research: Enhancing Mobile Security Education by Creating Eureka Experiences","funder_award_id":"1829674","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G7332619717","display_name":"BIGDATA: F: Collaborative Research: Acquisition, Collection and Computation of Dynamic Big Sensory Data in Smart Cities","funder_award_id":"1741277","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G8486908976","display_name":"CCSS: Learning-Driven Scheduling and Communications in Edge-Assisted Battery-Free Wireless Sensor Networks","funder_award_id":"2011845","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3082948456.pdf","grobid_xml":"https://content.openalex.org/works/W3082948456.grobid-xml"},"referenced_works_count":20,"referenced_works":["https://openalex.org/W2049939281","https://openalex.org/W2144710287","https://openalex.org/W2156937700","https://openalex.org/W2168730434","https://openalex.org/W2294137680","https://openalex.org/W2310343821","https://openalex.org/W2344551624","https://openalex.org/W2513202551","https://openalex.org/W2526910689","https://openalex.org/W2593753688","https://openalex.org/W2612373372","https://openalex.org/W2642179594","https://openalex.org/W2739906306","https://openalex.org/W2786072337","https://openalex.org/W2796339349","https://openalex.org/W2807091904","https://openalex.org/W2943322967","https://openalex.org/W2981759742","https://openalex.org/W3006156162","https://openalex.org/W3012237613"],"related_works":["https://openalex.org/W2381086482","https://openalex.org/W223766737","https://openalex.org/W2355715322","https://openalex.org/W2108805307","https://openalex.org/W2353100240","https://openalex.org/W1625052858","https://openalex.org/W3105058304","https://openalex.org/W2057844631","https://openalex.org/W2010323877","https://openalex.org/W2071358357"],"abstract_inverted_index":{"While":[0],"social":[1,31],"networking":[2],"sites":[3],"gain":[4],"massive":[5],"popularity":[6],"for":[7],"their":[8,35],"friendship":[9],"networks,":[10],"user":[11],"privacy":[12,63,113],"issues":[13],"arise":[14],"due":[15],"to":[16,37,57,64,142],"the":[17,24,43,46,73,79,88,93,120,137,143],"incorporation":[18],"of":[19,45,95],"location-based":[20],"services":[21],"(LBS)":[22],"into":[23],"system.":[25],"Preferential":[26],"LBS":[27,67,133],"takes":[28],"a":[29,105],"user\u2019s":[30,47],"profile":[32,48],"along":[33],"with":[34],"location":[36,50,62,80,107,112],"generate":[38],"personalized":[39],"recommender":[40],"systems.":[41],"With":[42],"availability":[44],"and":[49,118,131],"history,":[51],"we":[52,103],"often":[53],"reveal":[54],"sensitive":[55],"information":[56],"unwanted":[58],"parties.":[59],"Hence,":[60,99],"providing":[61],"such":[65],"preferential":[66],"requests":[68,134],"has":[69],"become":[70],"crucial.":[71],"However,":[72],"current":[74],"technologies":[75],"focus":[76,127],"on":[77,128],"anonymizing":[78],"through":[81,114],"granularity":[82],"generalization.":[83],"Such":[84],"systems,":[85],"although":[86],"provides":[87,111,119],"required":[89],"privacy,":[90],"come":[91],"at":[92],"cost":[94],"losing":[96],"accurate":[97,122],"recommendations.":[98],"in":[100],"this":[101],"paper,":[102],"propose":[104],"novel":[106],"privacy-preserving":[108],"mechanism":[109],"that":[110,126,136],"<mml:math":[115],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[116],"id=\"M1\"><mml:mi>k</mml:mi></mml:math>-anonymity":[117],"most":[121],"results.":[123],"Experimental":[124],"results":[125],"mobile":[129],"users":[130],"context-aware":[132],"prove":[135],"proposed":[138],"method":[139],"performs":[140],"superior":[141],"existing":[144],"methods.":[145]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":4}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}