{"id":"https://openalex.org/W3197335369","doi":"https://doi.org/10.1109/jiot.2021.3110097","title":"LTSM: Lightweight and Trusted Sharing Mechanism of IoT Data in Smart City","display_name":"LTSM: Lightweight and Trusted Sharing Mechanism of IoT Data in Smart City","publication_year":2021,"publication_date":"2021-09-03","ids":{"openalex":"https://openalex.org/W3197335369","doi":"https://doi.org/10.1109/jiot.2021.3110097","mag":"3197335369"},"language":"en","primary_location":{"id":"doi:10.1109/jiot.2021.3110097","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2021.3110097","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","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/A5100353151","display_name":"Chang Liu","orcid":"https://orcid.org/0000-0001-6472-9261"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Chang Liu","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047467022","display_name":"Shaoyong Guo","orcid":"https://orcid.org/0000-0003-2033-8431"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]},{"id":"https://openalex.org/I14243506","display_name":"Hong Kong Polytechnic University","ror":"https://ror.org/0030zas98","country_code":"HK","type":"education","lineage":["https://openalex.org/I14243506"]}],"countries":["CN","HK"],"is_corresponding":false,"raw_author_name":"Shaoyong Guo","raw_affiliation_strings":["Department of Computing and Research Institute for Sustainable Urban Development, Hong Kong Polytechnic University, Hong Kong","State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Computing and Research Institute for Sustainable Urban Development, Hong Kong Polytechnic University, Hong Kong","institution_ids":["https://openalex.org/I14243506"]},{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043464306","display_name":"Song Guo","orcid":"https://orcid.org/0000-0001-9831-2202"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]},{"id":"https://openalex.org/I14243506","display_name":"Hong Kong Polytechnic University","ror":"https://ror.org/0030zas98","country_code":"HK","type":"education","lineage":["https://openalex.org/I14243506"]}],"countries":["CN","HK"],"is_corresponding":false,"raw_author_name":"Song Guo","raw_affiliation_strings":["Department of Computing and Research Institute for Sustainable Urban Development, Hong Kong Polytechnic University, Hong Kong","State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Computing and Research Institute for Sustainable Urban Development, Hong Kong Polytechnic University, Hong Kong","institution_ids":["https://openalex.org/I14243506"]},{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050294083","display_name":"Yong Yan","orcid":"https://orcid.org/0000-0001-6052-1957"},"institutions":[{"id":"https://openalex.org/I4210126065","display_name":"Shanghai Electric (China)","ror":"https://ror.org/0314qy595","country_code":"CN","type":"company","lineage":["https://openalex.org/I4210126065"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yong Yan","raw_affiliation_strings":["Electric Power Research Institute, State Grid Zhejiang Electric Power Company Ltd., Hangzhou, China"],"affiliations":[{"raw_affiliation_string":"Electric Power Research Institute, State Grid Zhejiang Electric Power Company Ltd., Hangzhou, China","institution_ids":["https://openalex.org/I4210126065"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042944721","display_name":"Xuesong Qiu","orcid":"https://orcid.org/0000-0002-7899-539X"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xuesong Qiu","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5036987457","display_name":"Suxiang Zhang","orcid":"https://orcid.org/0000-0003-1532-8052"},"institutions":[{"id":"https://openalex.org/I17442442","display_name":"State Grid Corporation of China (China)","ror":"https://ror.org/05twwhs70","country_code":"CN","type":"company","lineage":["https://openalex.org/I17442442"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Suxiang Zhang","raw_affiliation_strings":["State Grid Information and Telecommunication Company Ltd., Beijing, China"],"affiliations":[{"raw_affiliation_string":"State Grid Information and Telecommunication Company Ltd., Beijing, China","institution_ids":["https://openalex.org/I17442442"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5100353151"],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":9.0806,"has_fulltext":false,"cited_by_count":42,"citation_normalized_percentile":{"value":0.97820635,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"9","issue":"7","first_page":"5080","last_page":"5093"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10270","display_name":"Blockchain Technology Applications and Security","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10270","display_name":"Blockchain Technology Applications and Security","score":0.9998999834060669,"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":0.9988999962806702,"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/T10273","display_name":"IoT and Edge/Fog Computing","score":0.9925000071525574,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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":0.863211989402771},{"id":"https://openalex.org/keywords/node","display_name":"Node (physics)","score":0.6088271141052246},{"id":"https://openalex.org/keywords/smart-contract","display_name":"Smart contract","score":0.5501027703285217},{"id":"https://openalex.org/keywords/smart-city","display_name":"Smart city","score":0.5458458065986633},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.43724074959754944},{"id":"https://openalex.org/keywords/big-data","display_name":"Big data","score":0.42557844519615173},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.4137605130672455},{"id":"https://openalex.org/keywords/internet-of-things","display_name":"Internet of Things","score":0.3823099136352539},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.35404717922210693},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.3280896544456482},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.20070970058441162},{"id":"https://openalex.org/keywords/blockchain","display_name":"Blockchain","score":0.17132502794265747},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.09935808181762695}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.863211989402771},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.6088271141052246},{"id":"https://openalex.org/C2779950589","wikidata":"https://www.wikidata.org/wiki/Q7544035","display_name":"Smart contract","level":3,"score":0.5501027703285217},{"id":"https://openalex.org/C2777103469","wikidata":"https://www.wikidata.org/wiki/Q1231558","display_name":"Smart city","level":3,"score":0.5458458065986633},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.43724074959754944},{"id":"https://openalex.org/C75684735","wikidata":"https://www.wikidata.org/wiki/Q858810","display_name":"Big data","level":2,"score":0.42557844519615173},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.4137605130672455},{"id":"https://openalex.org/C81860439","wikidata":"https://www.wikidata.org/wiki/Q251212","display_name":"Internet of Things","level":2,"score":0.3823099136352539},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.35404717922210693},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.3280896544456482},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.20070970058441162},{"id":"https://openalex.org/C2779687700","wikidata":"https://www.wikidata.org/wiki/Q20514253","display_name":"Blockchain","level":2,"score":0.17132502794265747},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.09935808181762695},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/jiot.2021.3110097","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2021.3110097","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","raw_type":"journal-article"},{"id":"pmh:oai:repository.hkust.edu.hk:1783.1-129408","is_oa":false,"landing_page_url":"http://lbdiscover.ust.hk/uresolver?url_ver=Z39.88-2004&rft_val_fmt=info:ofi/fmt:kev:mtx:journal&rfr_id=info:sid/HKUST:SPI&rft.genre=article&rft.issn=2327-4662&rft.volume=9&rft.issue=7&rft.date=2022&rft.spage=5080&rft.aulast=Liu&rft.aufirst=Chang&rft.atitle=LTSM%3A+Lightweight+and+Trusted+Sharing+Mechanism+of+IoT+Data+in+Smart+City&rft.title=IEEE+Internet+of+Things+Journal","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5,"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":42,"referenced_works":["https://openalex.org/W1970969189","https://openalex.org/W2140669960","https://openalex.org/W2156546605","https://openalex.org/W2168501136","https://openalex.org/W2243397390","https://openalex.org/W2392113277","https://openalex.org/W2517744317","https://openalex.org/W2519792499","https://openalex.org/W2541711883","https://openalex.org/W2576179182","https://openalex.org/W2583031215","https://openalex.org/W2752737474","https://openalex.org/W2767518476","https://openalex.org/W2809792077","https://openalex.org/W2811420795","https://openalex.org/W2885743763","https://openalex.org/W2900271453","https://openalex.org/W2915268313","https://openalex.org/W2924387646","https://openalex.org/W2927855747","https://openalex.org/W2945287947","https://openalex.org/W2957377429","https://openalex.org/W2963318081","https://openalex.org/W2963540401","https://openalex.org/W2964094264","https://openalex.org/W2964126057","https://openalex.org/W2969695741","https://openalex.org/W2974429275","https://openalex.org/W2977797911","https://openalex.org/W2996848732","https://openalex.org/W2997374215","https://openalex.org/W3006655855","https://openalex.org/W3009627224","https://openalex.org/W3017640378","https://openalex.org/W3040325268","https://openalex.org/W3069736929","https://openalex.org/W3082230639","https://openalex.org/W3087991973","https://openalex.org/W3113149354","https://openalex.org/W3135861598","https://openalex.org/W6678832241","https://openalex.org/W6728757088"],"related_works":["https://openalex.org/W2743994248","https://openalex.org/W2995566914","https://openalex.org/W3140830787","https://openalex.org/W2561217093","https://openalex.org/W4285169699","https://openalex.org/W2913479340","https://openalex.org/W1485627940","https://openalex.org/W2964156962","https://openalex.org/W2782205478","https://openalex.org/W2806797148"],"abstract_inverted_index":{"With":[0],"the":[1,6,27,37,49,52,65,74,81,87,113,127,133,137,142,146,150,155,165,196,199,208],"development":[2],"of":[3,39,51,115,132,198],"smart":[4,53,107,138],"cities,":[5],"chimney":[7],"construction":[8],"method":[9],"can":[10],"no":[11],"longer":[12],"meet":[13,126],"service":[14],"needs.":[15],"It":[16],"is":[17,30,62,67,185,192],"extremely":[18],"urgent":[19],"to":[20,72,111,125,194],"build":[21],"a":[22,55,92,101,169,178],"unified":[23],"urban":[24],"brain,":[25],"and":[26,33,44,57,100,129,154],"core":[28],"issue":[29],"data":[31,40,42,75],"sharing":[32,59,88],"fusion.":[34],"Aiming":[35],"at":[36],"problems":[38],"island,":[41],"leakage,":[43],"high":[45],"trust":[46],"cost":[47],"in":[48,136],"IoT":[50],"city,":[54],"lightweight":[56],"trusted":[58],"mechanism":[60,167],"(LTSM)":[61],"proposed.":[63],"First,":[64],"blockchain":[66,135],"combined":[68],"with":[69],"federated":[70,116,147,174,200],"learning":[71,148,175,201],"realize":[73],"sharing,":[76],"which":[77],"not":[78],"only":[79],"protects":[80],"private":[82],"data,":[83],"but":[84,181],"also":[85,186],"ensures":[86],"process":[89],"trust.":[90],"Then,":[91],"node":[93,102,151,189],"selection":[94,152,190],"algorithm":[95,104,191],"based":[96,105],"on":[97,106],"credit":[98],"value":[99],"evaluation":[103],"contract":[108],"are":[109],"designed":[110],"improve":[112,195],"quality":[114],"learning.":[117],"Finally,":[118],"we":[119,144],"propose":[120],"an":[121],"improved":[122,156,204],"raft":[123,157,205],"consensus":[124,206],"delay":[128],"security":[130],"requirements":[131],"consortium":[134],"city":[139],"scenario.":[140],"In":[141],"simulation,":[143],"evaluate":[145],"algorithm,":[149,153],"consensus,":[158],"respectively.":[159],"The":[160,173,188,203],"experimental":[161],"results":[162],"show":[163],"that":[164],"LTSM":[166],"has":[168,177],"good":[170],"application":[171],"value.":[172],"model":[176],"better":[179],"accuracy,":[180],"its":[182],"training":[183],"time":[184],"longer.":[187],"helpful":[193],"accuracy":[197],"model.":[202],"improves":[207],"throughput.":[209]},"counts_by_year":[{"year":2025,"cited_by_count":10},{"year":2024,"cited_by_count":18},{"year":2023,"cited_by_count":9},{"year":2022,"cited_by_count":5}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}