{"id":"https://openalex.org/W2737714914","doi":"https://doi.org/10.1109/tifs.2017.2730365","title":"Enabling Central Keyword-Based Semantic Extension Search Over Encrypted Outsourced Data","display_name":"Enabling Central Keyword-Based Semantic Extension Search Over Encrypted Outsourced Data","publication_year":2017,"publication_date":"2017-07-21","ids":{"openalex":"https://openalex.org/W2737714914","doi":"https://doi.org/10.1109/tifs.2017.2730365","mag":"2737714914"},"language":"en","primary_location":{"id":"doi:10.1109/tifs.2017.2730365","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tifs.2017.2730365","pdf_url":null,"source":{"id":"https://openalex.org/S61310614","display_name":"IEEE Transactions on Information Forensics and Security","issn_l":"1556-6013","issn":["1556-6013","1556-6021"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Information Forensics and Security","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/A5066341740","display_name":"Zhangjie Fu","orcid":"https://orcid.org/0000-0002-4363-2521"},"institutions":[{"id":"https://openalex.org/I200845125","display_name":"Nanjing University of Information Science and Technology","ror":"https://ror.org/02y0rxk19","country_code":"CN","type":"education","lineage":["https://openalex.org/I200845125"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhangjie Fu","raw_affiliation_strings":["School of Computer and Software, Nanjing University of Information Science and Technology, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer and Software, Nanjing University of Information Science and Technology, Nanjing, China","institution_ids":["https://openalex.org/I200845125"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002558320","display_name":"Xinle Wu","orcid":null},"institutions":[{"id":"https://openalex.org/I200845125","display_name":"Nanjing University of Information Science and Technology","ror":"https://ror.org/02y0rxk19","country_code":"CN","type":"education","lineage":["https://openalex.org/I200845125"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xinle Wu","raw_affiliation_strings":["School of Computer and Software, Nanjing University of Information Science and Technology, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer and Software, Nanjing University of Information Science and Technology, Nanjing, China","institution_ids":["https://openalex.org/I200845125"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100391116","display_name":"Qian Wang","orcid":"https://orcid.org/0000-0002-8967-8525"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qian Wang","raw_affiliation_strings":["State Key Lab of Software Engineering, School of Computer Science, Wuhan University, Wuhan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Lab of Software Engineering, School of Computer Science, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I37461747"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5000596496","display_name":"Kui Ren","orcid":"https://orcid.org/0000-0003-3441-6277"},"institutions":[{"id":"https://openalex.org/I63190737","display_name":"University at Buffalo, State University of New York","ror":"https://ror.org/01y64my43","country_code":"US","type":"education","lineage":["https://openalex.org/I63190737"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Kui Ren","raw_affiliation_strings":["Department of Computer Science and Engineering, The State University of New York at Buffalo, Buffalo, NY, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, The State University of New York at Buffalo, Buffalo, NY, USA","institution_ids":["https://openalex.org/I63190737"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":9.7697,"has_fulltext":false,"cited_by_count":88,"citation_normalized_percentile":{"value":0.98397479,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":"12","issue":"12","first_page":"2986","last_page":"2997"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10237","display_name":"Cryptography and Data Security","score":0.9998999834060669,"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":0.9998999834060669,"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/T10720","display_name":"Complexity and Algorithms in Graphs","score":0.9944000244140625,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T11644","display_name":"Spam and Phishing Detection","score":0.9861999750137329,"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/computer-science","display_name":"Computer science","score":0.8892855644226074},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.6355571746826172},{"id":"https://openalex.org/keywords/extension","display_name":"Extension (predicate logic)","score":0.63020920753479},{"id":"https://openalex.org/keywords/keyword-search","display_name":"Keyword search","score":0.6266109347343445},{"id":"https://openalex.org/keywords/weighting","display_name":"Weighting","score":0.5780048966407776},{"id":"https://openalex.org/keywords/semantic-search","display_name":"Semantic search","score":0.5708105564117432},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.5507171154022217},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.5486130118370056},{"id":"https://openalex.org/keywords/relevance","display_name":"Relevance (law)","score":0.5356959700584412},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.5135962963104248},{"id":"https://openalex.org/keywords/inverted-index","display_name":"Inverted index","score":0.4935218095779419},{"id":"https://openalex.org/keywords/keyword-density","display_name":"Keyword density","score":0.4396529197692871},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3904229700565338},{"id":"https://openalex.org/keywords/search-engine","display_name":"Search engine","score":0.33595287799835205},{"id":"https://openalex.org/keywords/search-engine-indexing","display_name":"Search engine indexing","score":0.29149624705314636}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8892855644226074},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.6355571746826172},{"id":"https://openalex.org/C2778029271","wikidata":"https://www.wikidata.org/wiki/Q5421931","display_name":"Extension (predicate logic)","level":2,"score":0.63020920753479},{"id":"https://openalex.org/C2988412617","wikidata":"https://www.wikidata.org/wiki/Q7441656","display_name":"Keyword search","level":2,"score":0.6266109347343445},{"id":"https://openalex.org/C183115368","wikidata":"https://www.wikidata.org/wiki/Q856577","display_name":"Weighting","level":2,"score":0.5780048966407776},{"id":"https://openalex.org/C166423231","wikidata":"https://www.wikidata.org/wiki/Q1891170","display_name":"Semantic search","level":3,"score":0.5708105564117432},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5507171154022217},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.5486130118370056},{"id":"https://openalex.org/C158154518","wikidata":"https://www.wikidata.org/wiki/Q7310970","display_name":"Relevance (law)","level":2,"score":0.5356959700584412},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.5135962963104248},{"id":"https://openalex.org/C130590232","wikidata":"https://www.wikidata.org/wiki/Q1671754","display_name":"Inverted index","level":3,"score":0.4935218095779419},{"id":"https://openalex.org/C57560718","wikidata":"https://www.wikidata.org/wiki/Q125627","display_name":"Keyword density","level":3,"score":0.4396529197692871},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3904229700565338},{"id":"https://openalex.org/C97854310","wikidata":"https://www.wikidata.org/wiki/Q19541","display_name":"Search engine","level":2,"score":0.33595287799835205},{"id":"https://openalex.org/C75165309","wikidata":"https://www.wikidata.org/wiki/Q2258979","display_name":"Search engine indexing","level":2,"score":0.29149624705314636},{"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/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","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/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tifs.2017.2730365","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tifs.2017.2730365","pdf_url":null,"source":{"id":"https://openalex.org/S61310614","display_name":"IEEE Transactions on Information Forensics and Security","issn_l":"1556-6013","issn":["1556-6013","1556-6021"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Information Forensics and Security","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1228776093","display_name":"\u57fa\u4e8e\u540c\u6001\u52a0\u5bc6\u7684\u96f6\u77e5\u8bc6\u6c34\u5370\u5b89\u5168\u68c0\u6d4b\u65b9\u6cd5\u7814\u7a76","funder_award_id":"61373133","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G136835723","display_name":null,"funder_award_id":"BK20150925","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2596279138","display_name":null,"funder_award_id":"U1405254","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G546264426","display_name":null,"funder_award_id":"U1636219","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G564973960","display_name":"\u4e91\u8ba1\u7b97\u73af\u5883\u4e2d\u6570\u636e\u5b89\u5168\u7684\u7406\u8bba\u4e0e\u5173\u952e\u6280\u672f\u7814\u7a76","funder_award_id":"61232016","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6293695460","display_name":null,"funder_award_id":"61502242","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6941188678","display_name":"\u4e91\u8ba1\u7b97\u73af\u5883\u4e0b\u5927\u89c4\u6a21\u5de5\u7a0b\u8ba1\u7b97\u5916\u5305\u670d\u52a1\u7684\u5b89\u5168\u673a\u5236\u7814\u7a76","funder_award_id":"61373167","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G860498178","display_name":null,"funder_award_id":"U1536206","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320327518","display_name":"Priority Academic Program Development of Jiangsu Higher Education Institutions","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W185113102","https://openalex.org/W961614124","https://openalex.org/W1572096077","https://openalex.org/W1647729745","https://openalex.org/W1965657003","https://openalex.org/W1979493600","https://openalex.org/W1989495031","https://openalex.org/W1992266555","https://openalex.org/W2007877577","https://openalex.org/W2032127253","https://openalex.org/W2041480327","https://openalex.org/W2054701320","https://openalex.org/W2060233069","https://openalex.org/W2087173276","https://openalex.org/W2093175219","https://openalex.org/W2102381086","https://openalex.org/W2108590723","https://openalex.org/W2118006580","https://openalex.org/W2122590785","https://openalex.org/W2124202597","https://openalex.org/W2126689465","https://openalex.org/W2142120379","https://openalex.org/W2147096042","https://openalex.org/W2160484851","https://openalex.org/W2166992478","https://openalex.org/W2344811709","https://openalex.org/W2378756712","https://openalex.org/W2487238101","https://openalex.org/W2490265015","https://openalex.org/W2517028219","https://openalex.org/W2525265766","https://openalex.org/W2615400542","https://openalex.org/W6636975626","https://openalex.org/W6678589854"],"related_works":["https://openalex.org/W2466354565","https://openalex.org/W2084064431","https://openalex.org/W3040185272","https://openalex.org/W1546796264","https://openalex.org/W2370199378","https://openalex.org/W4241676164","https://openalex.org/W3590553","https://openalex.org/W2124060239","https://openalex.org/W1974306718","https://openalex.org/W2151491383"],"abstract_inverted_index":{"In":[0,13,49,160],"practice,":[1],"search":[2,11,39,43,87,91,135],"keywords":[3,16,30,44,62,169],"have":[4,18],"quite":[5],"different":[6,204,209],"importance":[7,28,74],"when":[8,154],"users":[9],"take":[10,57],"operations.":[12],"addition,":[14],"such":[15],"may":[17],"a":[19,67,109,130,180],"certain":[20],"grammatical":[21],"relationship":[22],"among":[23,60,78],"them,":[24],"which":[25],"reflect":[26],"the":[27,32,37,42,53,58,73,76,82,86,90,99,119,134,142,151,158,173,184,187,214],"of":[29,75,104,124,186],"from":[31],"user's":[33,100],"perspective":[34],"intuitively.":[35],"However,":[36],"existing":[38],"techniques":[40],"regard":[41],"as":[45],"independent":[46],"and":[47,65,137,146,157,168,194,226],"unrelated.":[48],"this":[50],"paper,":[51],"for":[52,183],"first":[54,178],"time,":[55],"we":[56,106,148],"relation":[59],"query":[61,121],"into":[63],"consideration":[64],"design":[66,108,185],"keyword":[68,83,112,122,189],"weighting":[69],"algorithm":[70],"to":[71,85,202],"show":[72,218],"distinction":[77],"them.":[79],"By":[80,117],"introducing":[81],"weight":[84],"protocol":[88],"design,":[89],"results":[92],"will":[93],"be":[94],"more":[95],"in":[96],"line":[97],"with":[98],"demand.":[101],"On":[102],"top":[103],"this,":[105],"further":[107,149],"novel":[110],"central":[111,120,188],"semantic":[113,190],"extension":[114,191],"ranked":[115,192],"scheme.":[116],"extending":[118],"instead":[123],"all":[125],"keywords,":[126],"our":[127,162,220],"scheme":[128,163],"makes":[129],"good":[131],"tradeoff":[132],"between":[133,144],"functionality":[136],"efficiency.":[138],"To":[139],"better":[140],"express":[141],"relevance":[143],"queries":[145],"files,":[147],"introduce":[150],"TF-IDF":[152],"rule":[153],"building":[155],"trapdoors":[156],"index.":[159],"particular,":[161],"supports":[164],"both":[165],"data":[166,216],"set":[167,217],"updates":[170],"by":[171],"using":[172],"sub-matrix":[174],"technique.":[175],"Our":[176],"work":[177],"gives":[179],"basic":[181],"idea":[182],"scheme,":[193],"then":[195],"presents":[196],"two":[197,208],"secure":[198],"searchable":[199],"encryption":[200],"schemes":[201,222],"meet":[203],"privacy":[205],"requirements":[206],"under":[207],"threat":[210],"models.":[211],"Experiments":[212],"on":[213],"real-world":[215],"that":[219],"proposed":[221],"are":[223],"efficient,":[224],"effective,":[225],"secure.":[227]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":8},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":11},{"year":2020,"cited_by_count":10},{"year":2019,"cited_by_count":18},{"year":2018,"cited_by_count":20},{"year":2017,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
