{"id":"https://openalex.org/W2779946411","doi":"https://doi.org/10.1155/2017/1490283","title":"Efficient Privacy-Preserving Protocol for<i> k</i>-NN Search over Encrypted Data in Location-Based Service","display_name":"Efficient Privacy-Preserving Protocol for<i> k</i>-NN Search over Encrypted Data in Location-Based Service","publication_year":2017,"publication_date":"2017-01-01","ids":{"openalex":"https://openalex.org/W2779946411","doi":"https://doi.org/10.1155/2017/1490283","mag":"2779946411"},"language":"en","primary_location":{"id":"doi:10.1155/2017/1490283","is_oa":true,"landing_page_url":"http://doi.org/10.1155/2017/1490283","pdf_url":"http://downloads.hindawi.com/journals/complexity/2017/1490283.pdf","source":{"id":"https://openalex.org/S207319443","display_name":"Complexity","issn_l":"1076-2787","issn":["1076-2787","1099-0526"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Complexity","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"http://downloads.hindawi.com/journals/complexity/2017/1490283.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5040192701","display_name":"Huijuan Lian","orcid":null},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huijuan Lian","raw_affiliation_strings":["School of Cyber Security, Shanghai Jiao Tong University, Shanghai 200240, China"],"raw_orcid":"https://orcid.org/0000-0002-7090-393X","affiliations":[{"raw_affiliation_string":"School of Cyber Security, Shanghai Jiao Tong University, Shanghai 200240, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088072972","display_name":"Weidong Qiu","orcid":"https://orcid.org/0000-0001-6428-1655"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Weidong Qiu","raw_affiliation_strings":["School of Cyber Security, Shanghai Jiao Tong University, Shanghai 200240, China"],"raw_orcid":"https://orcid.org/0000-0001-6428-1655","affiliations":[{"raw_affiliation_string":"School of Cyber Security, Shanghai Jiao Tong University, Shanghai 200240, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055030398","display_name":"Di Yan","orcid":"https://orcid.org/0000-0002-3372-1256"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Di Yan","raw_affiliation_strings":["Department of Computer Science and Engineering, Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103055957","display_name":"Zheng Huang","orcid":"https://orcid.org/0009-0003-2994-8030"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zheng Huang","raw_affiliation_strings":["School of Cyber Security, Shanghai Jiao Tong University, Shanghai 200240, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Cyber Security, Shanghai Jiao Tong University, Shanghai 200240, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100709304","display_name":"Jie Guo","orcid":"https://orcid.org/0000-0002-2859-0159"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jie Guo","raw_affiliation_strings":["School of Cyber Security, Shanghai Jiao Tong University, Shanghai 200240, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Cyber Security, Shanghai Jiao Tong University, Shanghai 200240, China","institution_ids":["https://openalex.org/I183067930"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5088072972"],"corresponding_institution_ids":["https://openalex.org/I183067930"],"apc_list":{"value":2300,"currency":"USD","value_usd":2550},"apc_paid":{"value":2300,"currency":"USD","value_usd":2550},"fwci":0.6903,"has_fulltext":true,"cited_by_count":6,"citation_normalized_percentile":{"value":0.80552103,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"2017","issue":null,"first_page":"1","last_page":"14"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9998000264167786,"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":0.9998000264167786,"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":0.9994999766349792,"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/T10964","display_name":"Wireless Communication Security Techniques","score":0.949999988079071,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7813571691513062},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.6850431561470032},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6056792140007019},{"id":"https://openalex.org/keywords/homomorphic-encryption","display_name":"Homomorphic encryption","score":0.5922426581382751},{"id":"https://openalex.org/keywords/table","display_name":"Table (database)","score":0.505443811416626},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.4743589162826538},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.39073508977890015},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.18491840362548828}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7813571691513062},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.6850431561470032},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6056792140007019},{"id":"https://openalex.org/C158338273","wikidata":"https://www.wikidata.org/wiki/Q2154943","display_name":"Homomorphic encryption","level":3,"score":0.5922426581382751},{"id":"https://openalex.org/C45235069","wikidata":"https://www.wikidata.org/wiki/Q278425","display_name":"Table (database)","level":2,"score":0.505443811416626},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.4743589162826538},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.39073508977890015},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.18491840362548828}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1155/2017/1490283","is_oa":true,"landing_page_url":"http://doi.org/10.1155/2017/1490283","pdf_url":"http://downloads.hindawi.com/journals/complexity/2017/1490283.pdf","source":{"id":"https://openalex.org/S207319443","display_name":"Complexity","issn_l":"1076-2787","issn":["1076-2787","1099-0526"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Complexity","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:af495657ba2d47378d23dad81425bd49","is_oa":false,"landing_page_url":"https://doaj.org/article/af495657ba2d47378d23dad81425bd49","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":"Complexity, Vol 2017 (2017)","raw_type":"article"},{"id":"pmh:oai:hindawi.com:10.1155/2017/1490283","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2017/1490283","pdf_url":null,"source":{"id":"https://openalex.org/S4306400340","display_name":"Hindawi Journal of Chemistry (Hindawi)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210126990","host_organization_name":"Hindawi (United Kingdom)","host_organization_lineage":["https://openalex.org/I4210126990"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Research Article"}],"best_oa_location":{"id":"doi:10.1155/2017/1490283","is_oa":true,"landing_page_url":"http://doi.org/10.1155/2017/1490283","pdf_url":"http://downloads.hindawi.com/journals/complexity/2017/1490283.pdf","source":{"id":"https://openalex.org/S207319443","display_name":"Complexity","issn_l":"1076-2787","issn":["1076-2787","1099-0526"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Complexity","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3272478944","display_name":null,"funder_award_id":"2017YFB0802202","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"},{"id":"https://openalex.org/G502079423","display_name":null,"funder_award_id":"16XD1424400","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"},{"id":"https://openalex.org/G6407109449","display_name":null,"funder_award_id":"2017YFB0802704","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"}],"funders":[{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2779946411.pdf","grobid_xml":"https://content.openalex.org/works/W2779946411.grobid-xml"},"referenced_works_count":25,"referenced_works":["https://openalex.org/W17575016","https://openalex.org/W150223756","https://openalex.org/W1508325896","https://openalex.org/W1567362236","https://openalex.org/W1966731635","https://openalex.org/W1971039378","https://openalex.org/W2034474817","https://openalex.org/W2072605585","https://openalex.org/W2101024939","https://openalex.org/W2112837588","https://openalex.org/W2113808602","https://openalex.org/W2134167315","https://openalex.org/W2142710768","https://openalex.org/W2159024459","https://openalex.org/W2159772324","https://openalex.org/W2169829822","https://openalex.org/W2293135538","https://openalex.org/W2323770312","https://openalex.org/W2401959250","https://openalex.org/W2622005089","https://openalex.org/W2758068744","https://openalex.org/W3125094869","https://openalex.org/W4212830282","https://openalex.org/W4234471614","https://openalex.org/W4240774490"],"related_works":["https://openalex.org/W2539930818","https://openalex.org/W4390664647","https://openalex.org/W3012147850","https://openalex.org/W4313300189","https://openalex.org/W2949835517","https://openalex.org/W2601739120","https://openalex.org/W4256358502","https://openalex.org/W2625655658","https://openalex.org/W2771047361","https://openalex.org/W4317178672"],"abstract_inverted_index":{"With":[0],"the":[1,18,22,39,69,82,89,100,105,111,114,123,131,134,139,148],"development":[2,24],"of":[3,25,38,43,84,104,113,133,141],"mobile":[4],"communication":[5,65,126,161],"technology,":[6],"location-based":[7],"services":[8],"(LBS)":[9],"are":[10],"booming":[11],"prosperously.":[12],"Meanwhile":[13],"privacy":[14],"protection":[15],"has":[16],"become":[17],"main":[19],"obstacle":[20],"for":[21,94],"further":[23],"LBS.":[26,44],"The":[27,96],"<mml:math":[28,142],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[29,33,143],"id=\"M1\"><mml:mrow><mml:mi>k</mml:mi></mml:mrow></mml:math>-nearest":[30],"neighbor":[31],"(<mml:math":[32],"id=\"M2\"><mml:mrow><mml:mi>k</mml:mi></mml:mrow></mml:math>-NN)":[34],"search":[35],"is":[36],"one":[37],"most":[40],"common":[41],"types":[42],"In":[45],"this":[46],"paper,":[47],"we":[48,128],"propose":[49],"an":[50],"efficient":[51],"private":[52],"circular":[53,102],"query":[54,154],"protocol":[55],"(EPCQP)":[56],"with":[57,88],"high":[58,152],"accuracy":[59,153],"rate":[60],"and":[61,64,80,125,160],"low":[62,158],"computation":[63,124,159],"cost.":[66,162],"We":[67],"adopt":[68],"Moore":[70],"curve":[71],"to":[72,109,138],"convert":[73],"two-dimensional":[74],"spatial":[75],"data":[76],"into":[77],"one-dimensional":[78],"sequence":[79],"encrypt":[81],"points":[83],"interest":[85],"(POIs)":[86],"information":[87,108,136],"Brakerski-Gentry-Vaikuntanathan":[90],"homomorphic":[91],"encryption":[92],"scheme":[93,98,150],"privacy-preserving.":[95],"proposed":[97,149],"performs":[99],"secret":[101],"shift":[103],"encrypted":[106],"POIs":[107,135],"hide":[110],"location":[112],"user":[115],"without":[116],"a":[117],"trusted":[118],"third":[119],"party.":[120],"To":[121],"reduce":[122],"cost,":[127],"dynamically":[129],"divide":[130],"table":[132],"according":[137],"value":[140],"id=\"M3\"><mml:mrow><mml:mi>k</mml:mi></mml:mrow></mml:math>.":[144],"Experiments":[145],"show":[146],"that":[147],"provides":[151],"results":[155],"while":[156],"maintaining":[157]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":2}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}
