{"id":"https://openalex.org/W3092236496","doi":"https://doi.org/10.1109/jiot.2020.3029294","title":"InPPTD: A Lightweight Incentive-Based Privacy-Preserving Truth Discovery for Crowdsensing Systems","display_name":"InPPTD: A Lightweight Incentive-Based Privacy-Preserving Truth Discovery for Crowdsensing Systems","publication_year":2020,"publication_date":"2020-10-07","ids":{"openalex":"https://openalex.org/W3092236496","doi":"https://doi.org/10.1109/jiot.2020.3029294","mag":"3092236496"},"language":"en","primary_location":{"id":"doi:10.1109/jiot.2020.3029294","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2020.3029294","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/A5100688242","display_name":"Kaiping Xue","orcid":"https://orcid.org/0000-0003-2095-7523"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Kaiping Xue","raw_affiliation_strings":["University of Science and Technology of China, Hefei, China"],"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China, Hefei, China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100769745","display_name":"Bin Zhu","orcid":"https://orcid.org/0000-0002-6841-8062"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bin Zhu","raw_affiliation_strings":["School of Cyber Security, University of Science and Technology of China, Hefei, China"],"affiliations":[{"raw_affiliation_string":"School of Cyber Security, University of Science and Technology of China, Hefei, China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021467038","display_name":"Qingyou Yang","orcid":null},"institutions":[{"id":"https://openalex.org/I98301712","display_name":"Baidu (China)","ror":"https://ror.org/03vs3wt56","country_code":"CN","type":"company","lineage":["https://openalex.org/I98301712"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qingyou Yang","raw_affiliation_strings":["Baidu Inc., Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"Baidu Inc., Shenzhen, China","institution_ids":["https://openalex.org/I98301712"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088564831","display_name":"Na Gai","orcid":null},"institutions":[{"id":"https://openalex.org/I98301712","display_name":"Baidu (China)","ror":"https://ror.org/03vs3wt56","country_code":"CN","type":"company","lineage":["https://openalex.org/I98301712"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Na Gai","raw_affiliation_strings":["Baidu Inc., Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"Baidu Inc., Shenzhen, China","institution_ids":["https://openalex.org/I98301712"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101435519","display_name":"David S. L. Wei","orcid":"https://orcid.org/0000-0002-3839-5576"},"institutions":[{"id":"https://openalex.org/I164389053","display_name":"Fordham University","ror":"https://ror.org/03qnxaf80","country_code":"US","type":"education","lineage":["https://openalex.org/I164389053"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"David S. L. Wei","raw_affiliation_strings":["Fordham University, Bronx, NY, USA"],"affiliations":[{"raw_affiliation_string":"Fordham University, Bronx, NY, USA","institution_ids":["https://openalex.org/I164389053"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5064573190","display_name":"Nenghai Yu","orcid":"https://orcid.org/0000-0003-4417-9316"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Nenghai Yu","raw_affiliation_strings":["University of Science and Technology of China, Hefei, China"],"affiliations":[{"raw_affiliation_string":"University of Science and Technology of China, Hefei, China","institution_ids":["https://openalex.org/I126520041"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5100688242"],"corresponding_institution_ids":["https://openalex.org/I126520041"],"apc_list":null,"apc_paid":null,"fwci":4.4208,"has_fulltext":false,"cited_by_count":35,"citation_normalized_percentile":{"value":0.94723245,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":99},"biblio":{"volume":"8","issue":"6","first_page":"4305","last_page":"4316"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11704","display_name":"Mobile Crowdsensing and Crowdsourcing","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1706","display_name":"Computer Science Applications"},"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/T11704","display_name":"Mobile Crowdsensing and Crowdsourcing","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1706","display_name":"Computer Science Applications"},"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":0.9994999766349792,"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/T11598","display_name":"Internet Traffic Analysis and Secure E-voting","score":0.9789999723434448,"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":0.8599520325660706},{"id":"https://openalex.org/keywords/paillier-cryptosystem","display_name":"Paillier cryptosystem","score":0.8365483283996582},{"id":"https://openalex.org/keywords/homomorphic-encryption","display_name":"Homomorphic encryption","score":0.7508457899093628},{"id":"https://openalex.org/keywords/incentive","display_name":"Incentive","score":0.6814432144165039},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.595578670501709},{"id":"https://openalex.org/keywords/server","display_name":"Server","score":0.5255107879638672},{"id":"https://openalex.org/keywords/information-privacy","display_name":"Information privacy","score":0.4803713262081146},{"id":"https://openalex.org/keywords/information-sensitivity","display_name":"Information sensitivity","score":0.4178541302680969},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.4140131175518036},{"id":"https://openalex.org/keywords/verifiable-secret-sharing","display_name":"Verifiable secret sharing","score":0.41276848316192627},{"id":"https://openalex.org/keywords/cryptosystem","display_name":"Cryptosystem","score":0.4060942232608795},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.37551549077033997},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.21500033140182495}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8599520325660706},{"id":"https://openalex.org/C66989864","wikidata":"https://www.wikidata.org/wiki/Q594646","display_name":"Paillier cryptosystem","level":5,"score":0.8365483283996582},{"id":"https://openalex.org/C158338273","wikidata":"https://www.wikidata.org/wiki/Q2154943","display_name":"Homomorphic encryption","level":3,"score":0.7508457899093628},{"id":"https://openalex.org/C29122968","wikidata":"https://www.wikidata.org/wiki/Q1414816","display_name":"Incentive","level":2,"score":0.6814432144165039},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.595578670501709},{"id":"https://openalex.org/C93996380","wikidata":"https://www.wikidata.org/wiki/Q44127","display_name":"Server","level":2,"score":0.5255107879638672},{"id":"https://openalex.org/C123201435","wikidata":"https://www.wikidata.org/wiki/Q456632","display_name":"Information privacy","level":2,"score":0.4803713262081146},{"id":"https://openalex.org/C137822555","wikidata":"https://www.wikidata.org/wiki/Q2587068","display_name":"Information sensitivity","level":2,"score":0.4178541302680969},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.4140131175518036},{"id":"https://openalex.org/C85847156","wikidata":"https://www.wikidata.org/wiki/Q59015987","display_name":"Verifiable secret sharing","level":3,"score":0.41276848316192627},{"id":"https://openalex.org/C6295992","wikidata":"https://www.wikidata.org/wiki/Q976521","display_name":"Cryptosystem","level":3,"score":0.4060942232608795},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.37551549077033997},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.21500033140182495},{"id":"https://openalex.org/C73468433","wikidata":"https://www.wikidata.org/wiki/Q1639918","display_name":"Hybrid cryptosystem","level":4,"score":0.0},{"id":"https://openalex.org/C175444787","wikidata":"https://www.wikidata.org/wiki/Q39072","display_name":"Microeconomics","level":1,"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/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jiot.2020.3029294","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2020.3029294","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"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6399999856948853,"id":"https://metadata.un.org/sdg/8","display_name":"Decent work and economic growth"}],"awards":[{"id":"https://openalex.org/G4776578996","display_name":null,"funder_award_id":"2016394","funder_id":"https://openalex.org/F4320322847","funder_display_name":"Youth Innovation Promotion Association of the Chinese Academy of Sciences"},{"id":"https://openalex.org/G8689348965","display_name":null,"funder_award_id":"1972371","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/F4320322847","display_name":"Youth Innovation Promotion Association of the Chinese Academy of Sciences","ror":"https://ror.org/031141b54"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W1541280084","https://openalex.org/W1992766323","https://openalex.org/W2039922069","https://openalex.org/W2071309374","https://openalex.org/W2074050720","https://openalex.org/W2086413055","https://openalex.org/W2090274112","https://openalex.org/W2118388899","https://openalex.org/W2132172731","https://openalex.org/W2345285933","https://openalex.org/W2467851685","https://openalex.org/W2562712433","https://openalex.org/W2612206112","https://openalex.org/W2754935323","https://openalex.org/W2761160045","https://openalex.org/W2764032921","https://openalex.org/W2790586091","https://openalex.org/W2793722525","https://openalex.org/W2808472310","https://openalex.org/W2808769527","https://openalex.org/W2895944166","https://openalex.org/W2921057031","https://openalex.org/W2962986741","https://openalex.org/W2964056778","https://openalex.org/W2964064437","https://openalex.org/W2981222105","https://openalex.org/W3137248573"],"related_works":["https://openalex.org/W4386820853","https://openalex.org/W4401608539","https://openalex.org/W4238582915","https://openalex.org/W4390887375","https://openalex.org/W1575311728","https://openalex.org/W4402347828","https://openalex.org/W2094069016","https://openalex.org/W2369575317","https://openalex.org/W4212859770","https://openalex.org/W1484081998"],"abstract_inverted_index":{"Recently,":[0],"truth":[1,97,141],"discovery":[2,98,142],"in":[3,61,129,182,207],"crowdsensing":[4],"systems":[5],"has":[6,119],"received":[7],"considerable":[8],"attention":[9],"with":[10],"its":[11],"appealing":[12],"features":[13],"for":[14],"extracting":[15],"truthful":[16],"information":[17,164],"from":[18],"multiple":[19],"unreliable":[20],"data":[21,42,163],"sources.":[22],"However,":[23],"it":[24],"also":[25,166,204],"poses":[26],"new":[27],"challenges":[28],"to":[29,46,81,90,124,127,184],"the":[30,37,51,62,75,88,114,130,148,168,186],"issues":[31],"of":[32,170,188,209],"privacy":[33,108,169],"and":[34,58,117,152,192,211],"security.":[35],"On":[36,50],"one":[38],"hand,":[39,53],"workers'":[40,161,172],"sensed":[41,162],"can":[43,198],"be":[44,56],"used":[45],"infer":[47],"their":[48],"privacy.":[49],"other":[52],"workers":[54,126],"may":[55,72],"selfish":[57],"lazy,":[59],"especially":[60],"Internet-of-Things":[63],"environment,":[64],"devices":[65],"are":[66],"usually":[67],"resource":[68,83],"constrained,":[69],"so":[70,79],"they":[71,103],"dishonestly":[73],"execute":[74],"costly":[76],"sensing":[77],"task":[78],"as":[80],"reduce":[82,185],"consumption,":[84],"or":[85],"even":[86],"break":[87],"protocol":[89],"obtain":[91],"illegal":[92],"rewards.":[93],"Although":[94],"some":[95],"privacy-preserving":[96,140],"schemes":[99],"have":[100],"been":[101],"proposed,":[102],"still":[104,118],"cannot":[105],"achieve":[106],"strong":[107],"protection":[109],"while":[110,203],"keeping":[111],"efficiency":[112,206],"on":[113],"worker":[115],"side,":[116],"no":[120],"efficient":[121],"incentive":[122,178],"mechanism":[123,179],"persuade":[125],"participate":[128],"system":[131],"operations.":[132],"In":[133],"this":[134],"article,":[135],"we":[136],"propose":[137],"an":[138],"incentive-based":[139],"framework,":[143],"named":[144],"InPPTD.":[145],"By":[146],"adopting":[147],"Paillier":[149],"homomorphic":[150],"cryptosystem":[151],"two":[153],"noncolluding":[154],"servers,":[155],"InPPTD":[156,183,197],"not":[157],"only":[158],"effectively":[159],"protects":[160],"but":[165],"preserves":[167],"these":[171],"weight":[173],"information.":[174],"Meanwhile,":[175],"a":[176],"weight-based":[177],"is":[180],"introduced":[181],"number":[187],"lazy":[189],"workers.":[190],"Security":[191],"performance":[193],"analysis":[194],"shows":[195],"that":[196],"guarantee":[199],"stronger":[200],"security":[201],"features,":[202],"ensure":[205],"terms":[208],"computation":[210],"communication":[212],"overhead.":[213]},"counts_by_year":[{"year":2025,"cited_by_count":7},{"year":2024,"cited_by_count":10},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}