{"id":"https://openalex.org/W2964495198","doi":"https://doi.org/10.1109/access.2019.2928441","title":"Fine-Grained Ranked Multi-Keyword Search Over Hierarchical Data for IoT-Oriented Health System","display_name":"Fine-Grained Ranked Multi-Keyword Search Over Hierarchical Data for IoT-Oriented Health System","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2964495198","doi":"https://doi.org/10.1109/access.2019.2928441","mag":"2964495198"},"language":"en","primary_location":{"id":"doi:10.1109/access.2019.2928441","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2928441","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08782454.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08782454.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5061961718","display_name":"Jianfei Sun","orcid":"https://orcid.org/0000-0002-6944-8378"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianfei Sun","raw_affiliation_strings":["School of Information and Software Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-6944-8378","affiliations":[{"raw_affiliation_string":"School of Information and Software Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037931434","display_name":"Shengnan Hu","orcid":null},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shengnan Hu","raw_affiliation_strings":["School of Information and Software Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Software Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5016371039","display_name":"Xuyun Nie","orcid":"https://orcid.org/0000-0003-2868-0442"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xuyun Nie","raw_affiliation_strings":["School of Information and Software Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0003-2868-0442","affiliations":[{"raw_affiliation_string":"School of Information and Software Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I150229711"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.5648,"has_fulltext":true,"cited_by_count":6,"citation_normalized_percentile":{"value":0.74856188,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"7","issue":null,"first_page":"101969","last_page":"101980"},"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/T11614","display_name":"Cloud Data Security Solutions","score":0.9776999950408936,"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"}},{"id":"https://openalex.org/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9771000146865845,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8591125011444092},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.6570211052894592},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.6510351300239563},{"id":"https://openalex.org/keywords/keyword-search","display_name":"Keyword search","score":0.6239854693412781},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.5894027352333069},{"id":"https://openalex.org/keywords/ciphertext","display_name":"Ciphertext","score":0.5332982540130615},{"id":"https://openalex.org/keywords/attribute-based-encryption","display_name":"Attribute-based encryption","score":0.5159812569618225},{"id":"https://openalex.org/keywords/hierarchical-database-model","display_name":"Hierarchical database model","score":0.5091065764427185},{"id":"https://openalex.org/keywords/internet-of-things","display_name":"Internet of Things","score":0.4200900197029114},{"id":"https://openalex.org/keywords/access-control","display_name":"Access control","score":0.4183039963245392},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3818305432796478},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.30233293771743774},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.2676696181297302},{"id":"https://openalex.org/keywords/public-key-cryptography","display_name":"Public-key cryptography","score":0.13448268175125122}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8591125011444092},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.6570211052894592},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.6510351300239563},{"id":"https://openalex.org/C2988412617","wikidata":"https://www.wikidata.org/wiki/Q7441656","display_name":"Keyword search","level":2,"score":0.6239854693412781},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.5894027352333069},{"id":"https://openalex.org/C93974786","wikidata":"https://www.wikidata.org/wiki/Q1589480","display_name":"Ciphertext","level":3,"score":0.5332982540130615},{"id":"https://openalex.org/C7646194","wikidata":"https://www.wikidata.org/wiki/Q4818713","display_name":"Attribute-based encryption","level":4,"score":0.5159812569618225},{"id":"https://openalex.org/C144986985","wikidata":"https://www.wikidata.org/wiki/Q871236","display_name":"Hierarchical database model","level":2,"score":0.5091065764427185},{"id":"https://openalex.org/C81860439","wikidata":"https://www.wikidata.org/wiki/Q251212","display_name":"Internet of Things","level":2,"score":0.4200900197029114},{"id":"https://openalex.org/C527821871","wikidata":"https://www.wikidata.org/wiki/Q228502","display_name":"Access control","level":2,"score":0.4183039963245392},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3818305432796478},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.30233293771743774},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.2676696181297302},{"id":"https://openalex.org/C203062551","wikidata":"https://www.wikidata.org/wiki/Q201339","display_name":"Public-key cryptography","level":3,"score":0.13448268175125122},{"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/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2019.2928441","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2928441","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08782454.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:d0a3738c29a243e38d1e468a5aee907c","is_oa":true,"landing_page_url":"https://doaj.org/article/d0a3738c29a243e38d1e468a5aee907c","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":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 7, Pp 101969-101980 (2019)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2019.2928441","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2928441","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08782454.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure","score":0.4000000059604645}],"awards":[{"id":"https://openalex.org/G1251606491","display_name":null,"funder_award_id":"61602096","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G1586731943","display_name":null,"funder_award_id":"SKLNST-2019-2-13","funder_id":"https://openalex.org/F4320321470","funder_display_name":"Beijing University of Posts and Telecommunications"},{"id":"https://openalex.org/G1789960053","display_name":null,"funder_award_id":"SKLNST-2019-2-13","funder_id":"https://openalex.org/F4320327101","funder_display_name":"State Key Laboratory of Networking and Switching Technology"},{"id":"https://openalex.org/G2803912246","display_name":null,"funder_award_id":"MMJJ20170204","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G2887483957","display_name":null,"funder_award_id":"ZYGX2016J091","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G2932353074","display_name":null,"funder_award_id":"MMJJ20170204","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3001223930","display_name":null,"funder_award_id":"61472064","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G4531568404","display_name":"\u4e91\u5b58\u50a8\u4e2d\u9690\u79c1\u4fdd\u62a4\u5bc6\u6587\u6570\u636e\u68c0\u7d22\u7b97\u6cd5\u7684\u7814\u7a76","funder_award_id":"61472064","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5037168800","display_name":null,"funder_award_id":"U1401257","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6801463673","display_name":null,"funder_award_id":"ZYGX2016J091","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7276878460","display_name":null,"funder_award_id":"U1401257","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G8200557816","display_name":null,"funder_award_id":"61602096","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/F4320321133","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35"},{"id":"https://openalex.org/F4320321470","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59"},{"id":"https://openalex.org/F4320323292","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92"},{"id":"https://openalex.org/F4320326972","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57"},{"id":"https://openalex.org/F4320327101","display_name":"State Key Laboratory of Networking and Switching Technology","ror":null},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2964495198.pdf","grobid_xml":"https://content.openalex.org/works/W2964495198.grobid-xml"},"referenced_works_count":34,"referenced_works":["https://openalex.org/W1979493600","https://openalex.org/W1988169383","https://openalex.org/W1993341076","https://openalex.org/W1998586673","https://openalex.org/W2054701320","https://openalex.org/W2076046175","https://openalex.org/W2086042811","https://openalex.org/W2088645726","https://openalex.org/W2105103777","https://openalex.org/W2108072891","https://openalex.org/W2108590723","https://openalex.org/W2111619626","https://openalex.org/W2117141700","https://openalex.org/W2132257180","https://openalex.org/W2138001464","https://openalex.org/W2145255308","https://openalex.org/W2147929033","https://openalex.org/W2150307013","https://openalex.org/W2160262242","https://openalex.org/W2161214567","https://openalex.org/W2273634490","https://openalex.org/W2307601096","https://openalex.org/W2313589991","https://openalex.org/W2563480112","https://openalex.org/W2576179182","https://openalex.org/W2576765166","https://openalex.org/W2592956480","https://openalex.org/W2702883767","https://openalex.org/W2759564290","https://openalex.org/W2796733030","https://openalex.org/W2799619282","https://openalex.org/W2807880869","https://openalex.org/W2899883478","https://openalex.org/W6682311248"],"related_works":["https://openalex.org/W2131846073","https://openalex.org/W4372269058","https://openalex.org/W114534093","https://openalex.org/W2383331906","https://openalex.org/W361351722","https://openalex.org/W4223919663","https://openalex.org/W1513098086","https://openalex.org/W2743419166","https://openalex.org/W2963348623","https://openalex.org/W2921225894"],"abstract_inverted_index":{"With":[0],"the":[1,5,14,22,37,63,67,134,139],"rapid":[2],"advance":[3],"of":[4,7,24,36,138],"Internet":[6],"Things":[8],"(IoT)":[9],"and":[10,30,47,59,79,111,130,136],"cloud":[11],"computing":[12],"technologies,":[13],"IoT-oriented":[15],"health":[16,42],"is":[17,124],"expected":[18],"to":[19,89],"greatly":[20],"improve":[21],"quality":[23],"healthcare":[25],"service.":[26],"However,":[27],"data":[28,65,81,103],"security":[29,128],"privacy":[31],"concerns":[32],"have":[33],"become":[34],"one":[35],"biggest":[38],"issues":[39],"in":[40],"smart":[41],"applications.":[43],"As":[44],"a":[45,95],"potential":[46],"promising":[48],"solution,":[49],"attribute-based":[50,108],"keyword":[51,57],"search":[52,58,99,114],"(ABKS)":[53],"can":[54],"provide":[55],"fine-grained":[56,96],"access":[60],"control":[61],"over":[62,83,101],"encrypted":[64],"at":[66],"same":[68],"time.":[69],"Nevertheless,":[70],"prior":[71],"ABKS":[72],"schemes":[73],"cannot":[74],"simultaneously":[75],"support":[76],"fine-grained,":[77],"effective,":[78],"accurate":[80],"retrieval":[82],"hierarchical":[84,102,107],"data.":[85],"In":[86],"this":[87],"paper,":[88],"tackle":[90],"these":[91],"issues,":[92],"we":[93,118,131],"propose":[94],"ranked":[97,112],"multi-keyword":[98,113],"scheme":[100,123,141],"by":[104,142],"leveraging":[105],"ciphertext-policy":[106],"encryption":[109],"(CP-HABE)":[110],"(RMKS)":[115],"technologies.":[116],"Then,":[117],"prove":[119],"that":[120],"our":[121],"proposed":[122,140],"selectively":[125],"secure":[126],"through":[127],"analysis":[129],"also":[132],"show":[133],"practicability":[135],"feasibility":[137],"performance":[143],"evaluation.":[144]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2020,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}