{"id":"https://openalex.org/W2056609765","doi":"https://doi.org/10.1145/2484402.2484415","title":"Secure k-NN computation on encrypted cloud data without sharing key with query users","display_name":"Secure k-NN computation on encrypted cloud data without sharing key with query users","publication_year":2013,"publication_date":"2013-05-08","ids":{"openalex":"https://openalex.org/W2056609765","doi":"https://doi.org/10.1145/2484402.2484415","mag":"2056609765"},"language":"en","primary_location":{"id":"doi:10.1145/2484402.2484415","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2484402.2484415","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2013 international workshop on Security in cloud computing","raw_type":"proceedings-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/A5100750950","display_name":"Youwen Zhu","orcid":"https://orcid.org/0000-0003-4365-9713"},"institutions":[{"id":"https://openalex.org/I135598925","display_name":"Kyushu University","ror":"https://ror.org/00p4k0j84","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Youwen Zhu","raw_affiliation_strings":["Kyushu University, Fukuoka, Japan"],"affiliations":[{"raw_affiliation_string":"Kyushu University, Fukuoka, Japan","institution_ids":["https://openalex.org/I135598925"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101717736","display_name":"Rui Xu","orcid":"https://orcid.org/0000-0001-8031-6010"},"institutions":[{"id":"https://openalex.org/I135598925","display_name":"Kyushu University","ror":"https://ror.org/00p4k0j84","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Rui Xu","raw_affiliation_strings":["Kyushu University, Fukuoka, Japan"],"affiliations":[{"raw_affiliation_string":"Kyushu University, Fukuoka, Japan","institution_ids":["https://openalex.org/I135598925"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5000004915","display_name":"Tsuyoshi Takagi","orcid":null},"institutions":[{"id":"https://openalex.org/I135598925","display_name":"Kyushu University","ror":"https://ror.org/00p4k0j84","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tsuyoshi Takagi","raw_affiliation_strings":["Kyushu University, Fukuoka, Japan"],"affiliations":[{"raw_affiliation_string":"Kyushu University, Fukuoka, Japan","institution_ids":["https://openalex.org/I135598925"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5100750950"],"corresponding_institution_ids":["https://openalex.org/I135598925"],"apc_list":null,"apc_paid":null,"fwci":8.6562,"has_fulltext":false,"cited_by_count":71,"citation_normalized_percentile":{"value":0.97494482,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"55","last_page":"60"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10237","display_name":"Cryptography and Data Security","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/T10237","display_name":"Cryptography and Data Security","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/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9995999932289124,"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/T11614","display_name":"Cloud Data Security Solutions","score":0.9941999912261963,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/encryption","display_name":"Encryption","score":0.834018886089325},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8237558007240295},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.7202706336975098},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.5764068961143494},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.3925890326499939},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.35285571217536926},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.3265266418457031},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.06936228275299072}],"concepts":[{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.834018886089325},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8237558007240295},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.7202706336975098},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.5764068961143494},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.3925890326499939},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.35285571217536926},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.3265266418457031},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.06936228275299072}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2484402.2484415","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2484402.2484415","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2013 international workshop on Security in cloud computing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16","score":0.4099999964237213}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":29,"referenced_works":["https://openalex.org/W50268958","https://openalex.org/W283174338","https://openalex.org/W1486770802","https://openalex.org/W1511886987","https://openalex.org/W1548445892","https://openalex.org/W1569223999","https://openalex.org/W1885156594","https://openalex.org/W2003500686","https://openalex.org/W2013623332","https://openalex.org/W2027471022","https://openalex.org/W2041480327","https://openalex.org/W2069085398","https://openalex.org/W2069873498","https://openalex.org/W2088492763","https://openalex.org/W2092422002","https://openalex.org/W2102415185","https://openalex.org/W2108590723","https://openalex.org/W2111272198","https://openalex.org/W2115016714","https://openalex.org/W2116717571","https://openalex.org/W2117740674","https://openalex.org/W2125482545","https://openalex.org/W2130901615","https://openalex.org/W2132172731","https://openalex.org/W2132257180","https://openalex.org/W2151789982","https://openalex.org/W2164384758","https://openalex.org/W2178073758","https://openalex.org/W2233233025"],"related_works":["https://openalex.org/W4244478748","https://openalex.org/W4223488648","https://openalex.org/W2134969820","https://openalex.org/W2251605416","https://openalex.org/W4389340727","https://openalex.org/W4205786897","https://openalex.org/W3150465815","https://openalex.org/W1997222214","https://openalex.org/W2802581102","https://openalex.org/W2070395303"],"abstract_inverted_index":{"In":[0,83],"cloud":[1,28,99,135],"computing,":[2],"secure":[3,21,90,130],"analysis":[4],"on":[5,26,97,133],"outsourced":[6,71],"encrypted":[7,27,98,134],"data":[8,29,69,100,106,113,136],"is":[9,63,74],"a":[10,14,88],"significant":[11],"topic.":[12],"As":[13],"frequently":[15],"used":[16,64],"query":[17,49,56,96,121,132,139],"for":[18,37,94],"online":[19],"applications,":[20],"k-nearest":[22],"neighbors":[23],"(k-NN)":[24],"computation":[25],"has":[30],"received":[31],"much":[32],"attention,":[33],"and":[34,54,67,91,110],"several":[35],"solutions":[36],"it":[38],"have":[39],"been":[40],"put":[41],"forward.":[42],"However,":[43],"most":[44],"existing":[45],"schemes":[46],"assume":[47],"the":[48,59,103,129],"users":[50,57,140],"are":[51,141],"fully":[52],"trusted":[53],"all":[55],"share":[58],"total":[60],"key":[61,104],"which":[62,102],"to":[65,108,119],"encrypt":[66,109],"decrypt":[68,111],"owner's":[70],"data.":[72],"It":[73],"constitutionally":[75],"not":[76,115,142],"feasible":[77],"in":[78,101],"lots":[79],"of":[80,105],"real-world":[81],"applications.":[82],"this":[84],"paper,":[85],"we":[86],"propose":[87],"novel":[89],"efficient":[92],"scheme":[93,125],"k-NN":[95,131],"owner":[107],"ousourced":[112],"will":[114],"be":[116],"completely":[117],"disclosed":[118],"any":[120],"user.":[122],"Therefore,":[123],"our":[124],"can":[126],"efficiently":[127],"support":[128],"even":[137],"when":[138],"trustworthy":[143],"enough.":[144]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":7},{"year":2020,"cited_by_count":6},{"year":2019,"cited_by_count":8},{"year":2018,"cited_by_count":9},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":11},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}