{"id":"https://openalex.org/W2941060906","doi":"https://doi.org/10.1109/tcss.2019.2909137","title":"A Blockchain-Powered Crowdsourcing Method With Privacy Preservation in Mobile Environment","display_name":"A Blockchain-Powered Crowdsourcing Method With Privacy Preservation in Mobile Environment","publication_year":2019,"publication_date":"2019-04-27","ids":{"openalex":"https://openalex.org/W2941060906","doi":"https://doi.org/10.1109/tcss.2019.2909137","mag":"2941060906"},"language":"en","primary_location":{"id":"doi:10.1109/tcss.2019.2909137","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcss.2019.2909137","pdf_url":null,"source":{"id":"https://openalex.org/S2490693980","display_name":"IEEE Transactions on Computational Social Systems","issn_l":"2329-924X","issn":["2329-924X","2373-7476"],"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 Computational Social Systems","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/A5007818509","display_name":"Xiaolong Xu","orcid":"https://orcid.org/0000-0003-4879-9803"},"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":"Xiaolong Xu","raw_affiliation_strings":["School of Computer and Software, Jiangsu Engineering Center of Network Monitoring, Nanjing University of Information Science and Technology, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0003-4879-9803","affiliations":[{"raw_affiliation_string":"School of Computer and Software, Jiangsu Engineering Center of Network Monitoring, Nanjing University of Information Science and Technology, Nanjing, China","institution_ids":["https://openalex.org/I200845125"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100689193","display_name":"Qingxiang Liu","orcid":"https://orcid.org/0000-0003-2277-830X"},"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":"Qingxiang Liu","raw_affiliation_strings":["School of Computer and Software, Jiangsu Engineering Center of Network Monitoring, Nanjing University of Information Science and Technology, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer and Software, Jiangsu Engineering Center of Network Monitoring, Nanjing University of Information Science and Technology, Nanjing, China","institution_ids":["https://openalex.org/I200845125"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076120553","display_name":"Xuyun Zhang","orcid":"https://orcid.org/0000-0001-7353-4159"},"institutions":[{"id":"https://openalex.org/I154130895","display_name":"University of Auckland","ror":"https://ror.org/03b94tp07","country_code":"NZ","type":"education","lineage":["https://openalex.org/I154130895"]}],"countries":["NZ"],"is_corresponding":false,"raw_author_name":"Xuyun Zhang","raw_affiliation_strings":["Department of Electrical and Computer Engineering, The University of Auckland, Auckland, New Zealand"],"raw_orcid":"https://orcid.org/0000-0001-7353-4159","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, The University of Auckland, Auckland, New Zealand","institution_ids":["https://openalex.org/I154130895"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100436670","display_name":"Jie Zhang","orcid":"https://orcid.org/0000-0003-4571-4413"},"institutions":[{"id":"https://openalex.org/I881766915","display_name":"Nanjing University","ror":"https://ror.org/01rxvg760","country_code":"CN","type":"education","lineage":["https://openalex.org/I881766915"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jie Zhang","raw_affiliation_strings":["State Key Laboratory for Novel Software Technology, Nanjing University, Nanjing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory for Novel Software Technology, Nanjing University, Nanjing, China","institution_ids":["https://openalex.org/I881766915"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006514077","display_name":"Lianyong Qi","orcid":"https://orcid.org/0000-0001-9875-9856"},"institutions":[{"id":"https://openalex.org/I202126657","display_name":"Qufu Normal University","ror":"https://ror.org/03ceheh96","country_code":"CN","type":"education","lineage":["https://openalex.org/I202126657"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lianyong Qi","raw_affiliation_strings":["School of Information Science and Engineering, Qufu Normal University, Qufu, China"],"raw_orcid":"https://orcid.org/0000-0001-9875-9856","affiliations":[{"raw_affiliation_string":"School of Information Science and Engineering, Qufu Normal University, Qufu, China","institution_ids":["https://openalex.org/I202126657"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5038791483","display_name":"Wanchun Dou","orcid":"https://orcid.org/0000-0003-4833-2023"},"institutions":[{"id":"https://openalex.org/I881766915","display_name":"Nanjing University","ror":"https://ror.org/01rxvg760","country_code":"CN","type":"education","lineage":["https://openalex.org/I881766915"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wanchun Dou","raw_affiliation_strings":["State Key Laboratory for Novel Software Technology, Nanjing University, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0003-4833-2023","affiliations":[{"raw_affiliation_string":"State Key Laboratory for Novel Software Technology, Nanjing University, Nanjing, China","institution_ids":["https://openalex.org/I881766915"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":35.3083,"has_fulltext":false,"cited_by_count":148,"citation_normalized_percentile":{"value":0.99833173,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"6","issue":"6","first_page":"1407","last_page":"1419"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11704","display_name":"Mobile Crowdsensing and Crowdsourcing","score":0.9994999766349792,"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":0.9994999766349792,"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/T10270","display_name":"Blockchain Technology Applications and Security","score":0.9994000196456909,"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/T11045","display_name":"Privacy, Security, and Data Protection","score":0.9937999844551086,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/crowdsourcing","display_name":"Crowdsourcing","score":0.9497378468513489},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7757530212402344},{"id":"https://openalex.org/keywords/service-provider","display_name":"Service provider","score":0.4955967664718628},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.43056538701057434},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.4232361614704132},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.41249942779541016},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3653985261917114},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.12833628058433533}],"concepts":[{"id":"https://openalex.org/C62230096","wikidata":"https://www.wikidata.org/wiki/Q275969","display_name":"Crowdsourcing","level":2,"score":0.9497378468513489},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7757530212402344},{"id":"https://openalex.org/C116537","wikidata":"https://www.wikidata.org/wiki/Q2169973","display_name":"Service provider","level":3,"score":0.4955967664718628},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.43056538701057434},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.4232361614704132},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.41249942779541016},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3653985261917114},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.12833628058433533},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C136264566","wikidata":"https://www.wikidata.org/wiki/Q159810","display_name":"Economy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcss.2019.2909137","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcss.2019.2909137","pdf_url":null,"source":{"id":"https://openalex.org/S2490693980","display_name":"IEEE Transactions on Computational Social Systems","issn_l":"2329-924X","issn":["2329-924X","2373-7476"],"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 Computational Social Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8899999856948853,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G4649342588","display_name":"\u670d\u52a1\u63a8\u8350\u4e2d\u57fa\u4e8e\u5c40\u90e8\u654f\u611f\u54c8\u5e0c\u7684\u9690\u79c1\u4fdd\u62a4\u65b9\u6cd5\u7814\u7a76","funder_award_id":"61872219","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G627916875","display_name":null,"funder_award_id":"61702277","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6893333550","display_name":"\u5927\u6570\u636e\u9a71\u52a8\u7684\u590d\u6742\u7cfb\u7edf\u534f\u540c\u521b\u65b0\u7406\u8bba\u4e0e\u65b9\u6cd5\u7814\u7a76","funder_award_id":"61672276","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/F4320335440","display_name":"Natural Science Research of Jiangsu Higher Education Institutions of China","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":43,"referenced_works":["https://openalex.org/W1510379852","https://openalex.org/W1559136758","https://openalex.org/W1964886742","https://openalex.org/W2041861752","https://openalex.org/W2055831046","https://openalex.org/W2108594394","https://openalex.org/W2146277225","https://openalex.org/W2233905468","https://openalex.org/W2246332176","https://openalex.org/W2280159434","https://openalex.org/W2287736905","https://openalex.org/W2293201672","https://openalex.org/W2293984141","https://openalex.org/W2317303803","https://openalex.org/W2327014378","https://openalex.org/W2334157998","https://openalex.org/W2343705248","https://openalex.org/W2400932928","https://openalex.org/W2470239497","https://openalex.org/W2517744317","https://openalex.org/W2518686865","https://openalex.org/W2519293460","https://openalex.org/W2522186013","https://openalex.org/W2523615230","https://openalex.org/W2554071906","https://openalex.org/W2592089545","https://openalex.org/W2592916654","https://openalex.org/W2594440255","https://openalex.org/W2611626082","https://openalex.org/W2615593621","https://openalex.org/W2724474800","https://openalex.org/W2730380569","https://openalex.org/W2736904962","https://openalex.org/W2766551089","https://openalex.org/W2785650693","https://openalex.org/W2797816609","https://openalex.org/W2800065989","https://openalex.org/W2891855426","https://openalex.org/W2898082692","https://openalex.org/W2962966569","https://openalex.org/W2963666161","https://openalex.org/W3103365107","https://openalex.org/W3106333619"],"related_works":["https://openalex.org/W3032998312","https://openalex.org/W135177976","https://openalex.org/W4384486036","https://openalex.org/W1503094549","https://openalex.org/W2337920774","https://openalex.org/W4286908577","https://openalex.org/W2886410948","https://openalex.org/W2025875869","https://openalex.org/W4318823662","https://openalex.org/W3207526114"],"abstract_inverted_index":{"Crowdsourcing":[0],"is":[1,107],"a":[2,85,100],"booming":[3],"technique":[4],"that":[5,170],"enables":[6],"participants":[7,116],"to":[8,16,33,68,110,143,165,195],"exchange":[9],"data":[10],"directly,":[11],"thus":[12,37],"making":[13,161],"it":[14],"possible":[15],"answer":[17],"latency-sensitive":[18],"service":[19,35,73,123,149,177],"requests":[20,64],"and":[21,71,117,125,136,147,157,182,199],"relieve":[22],"the":[23,39,47,53,63,69,76,93,112,115,119,122,145,167,172,176,180,184,188,197],"burden":[24],"of":[25,41,55,62,114,121,131,201],"core":[26],"networks.":[27],"With":[28],"some":[29],"incentives,":[30],"providers":[31],"compete":[32],"furnish":[34],"requests,":[36],"pledging":[38],"quality":[40],"experience":[42],"(QoE)":[43],"for":[44,75,187],"requestors.":[45,77],"However,":[46],"decentralized":[48],"communication":[49],"in":[50,96],"crowdsourcing":[51,87,102],"increases":[52],"probability":[54],"information":[56],"tapering.":[57],"Furthermore,":[58,152],"providers'":[59],"arbitrary":[60],"selection":[61],"poses":[65],"great":[66],"threat":[67],"efficient":[70],"profitable":[72],"provision":[74],"To":[78],"deal":[79],"with":[80,133],"these":[81],"challenges,":[82],"we":[83],"propose":[84],"blockchain-powered":[86],"method,":[88],"named":[89],"BPCM,":[90],"while":[91],"considering":[92],"privacy":[94,113],"preservation":[95],"mobile":[97,101],"environment.":[98],"Specifically,":[99],"framework":[103],"based":[104],"on":[105],"blockchain":[106],"designed":[108],"first":[109],"preserve":[111],"keep":[118],"integrity":[120],"request":[124],"provision.":[126],"Then,":[127],"density-based":[128],"spatial":[129],"clustering":[130],"applications":[132],"noise":[134],"(DBSCAN)":[135],"improved":[137],"dynamic":[138],"programming":[139],"(IDP)":[140],"are":[141,163,193],"adopted":[142],"cluster":[144],"requestors":[146],"generate":[148],"strategies,":[150],"respectively.":[151],"simple":[153],"additive":[154],"weighting":[155],"(SAW)":[156],"multiple":[158],"criteria":[159],"decision":[160],"(MCDM)":[162],"utilized":[164],"select":[166],"optimal":[168],"strategy":[169],"achieves":[171],"tradeoffs":[173],"among":[174],"maximizing":[175],"time,":[178],"increasing":[179],"profits,":[181],"reducing":[183],"energy":[185],"consumption":[186],"providers.":[189],"Finally,":[190],"comprehensive":[191],"experiments":[192],"conducted":[194],"verify":[196],"accuracy":[198],"effectiveness":[200],"BPCM.":[202]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":13},{"year":2023,"cited_by_count":18},{"year":2022,"cited_by_count":18},{"year":2021,"cited_by_count":22},{"year":2020,"cited_by_count":59},{"year":2019,"cited_by_count":14}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}