{"id":"https://openalex.org/W3081001174","doi":"https://doi.org/10.1109/access.2020.3018940","title":"A Secure and Efficient Task Matching Scheme for Spatial Crowdsourcing","display_name":"A Secure and Efficient Task Matching Scheme for Spatial Crowdsourcing","publication_year":2020,"publication_date":"2020-01-01","ids":{"openalex":"https://openalex.org/W3081001174","doi":"https://doi.org/10.1109/access.2020.3018940","mag":"3081001174"},"language":"en","primary_location":{"id":"doi:10.1109/access.2020.3018940","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.3018940","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09177035.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/ielx7/6287639/8948470/09177035.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5102960462","display_name":"Fulin Zhou","orcid":"https://orcid.org/0000-0003-4514-6540"},"institutions":[{"id":"https://openalex.org/I16609230","display_name":"Hunan University","ror":"https://ror.org/05htk5m33","country_code":"CN","type":"education","lineage":["https://openalex.org/I16609230"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fulin Zhou","raw_affiliation_strings":["College of Computer Science and Electronics Engineering, Hunan University, Changsha, China","Hunan Provincial Key Laboratory of Dependable Systems and Networks, Hunan University, Changsha, China","College of Computer Science and Electronics Engineering; Hunan University; Changsha China"],"raw_orcid":"https://orcid.org/0000-0003-4514-6540","affiliations":[{"raw_affiliation_string":"College of Computer Science and Electronics Engineering, Hunan University, Changsha, China","institution_ids":["https://openalex.org/I16609230"]},{"raw_affiliation_string":"Hunan Provincial Key Laboratory of Dependable Systems and Networks, Hunan University, Changsha, China","institution_ids":["https://openalex.org/I16609230"]},{"raw_affiliation_string":"College of Computer Science and Electronics Engineering; Hunan University; Changsha China","institution_ids":["https://openalex.org/I16609230"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100363213","display_name":"Junyi Li","orcid":"https://orcid.org/0000-0003-1543-3311"},"institutions":[{"id":"https://openalex.org/I16609230","display_name":"Hunan University","ror":"https://ror.org/05htk5m33","country_code":"CN","type":"education","lineage":["https://openalex.org/I16609230"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Junyi Li","raw_affiliation_strings":["College of Computer Science and Electronics Engineering, Hunan University, Changsha, China","Hunan Provincial Key Laboratory of Dependable Systems and Networks, Hunan University, Changsha, China","College of Computer Science and Electronics Engineering; Hunan University; Changsha China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Computer Science and Electronics Engineering, Hunan University, Changsha, China","institution_ids":["https://openalex.org/I16609230"]},{"raw_affiliation_string":"Hunan Provincial Key Laboratory of Dependable Systems and Networks, Hunan University, Changsha, China","institution_ids":["https://openalex.org/I16609230"]},{"raw_affiliation_string":"College of Computer Science and Electronics Engineering; Hunan University; Changsha China","institution_ids":["https://openalex.org/I16609230"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018617528","display_name":"Yaping Lin","orcid":"https://orcid.org/0000-0002-9052-9789"},"institutions":[{"id":"https://openalex.org/I16609230","display_name":"Hunan University","ror":"https://ror.org/05htk5m33","country_code":"CN","type":"education","lineage":["https://openalex.org/I16609230"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yaping Lin","raw_affiliation_strings":["College of Computer Science and Electronics Engineering, Hunan University, Changsha, China","Hunan Provincial Key Laboratory of Dependable Systems and Networks, Hunan University, Changsha, China","College of Computer Science and Electronics Engineering; Hunan University; Changsha China"],"raw_orcid":"https://orcid.org/0000-0002-9052-9789","affiliations":[{"raw_affiliation_string":"College of Computer Science and Electronics Engineering, Hunan University, Changsha, China","institution_ids":["https://openalex.org/I16609230"]},{"raw_affiliation_string":"Hunan Provincial Key Laboratory of Dependable Systems and Networks, Hunan University, Changsha, China","institution_ids":["https://openalex.org/I16609230"]},{"raw_affiliation_string":"College of Computer Science and Electronics Engineering; Hunan University; Changsha China","institution_ids":["https://openalex.org/I16609230"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102909966","display_name":"Jianhao Wei","orcid":null},"institutions":[{"id":"https://openalex.org/I16609230","display_name":"Hunan University","ror":"https://ror.org/05htk5m33","country_code":"CN","type":"education","lineage":["https://openalex.org/I16609230"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianhao Wei","raw_affiliation_strings":["College of Computer Science and Electronics Engineering, Hunan University, Changsha, China","Hunan Provincial Key Laboratory of Dependable Systems and Networks, Hunan University, Changsha, China","College of Computer Science and Electronics Engineering; Hunan University; Changsha China"],"raw_orcid":"https://orcid.org/0000-0001-6883-0471","affiliations":[{"raw_affiliation_string":"College of Computer Science and Electronics Engineering, Hunan University, Changsha, China","institution_ids":["https://openalex.org/I16609230"]},{"raw_affiliation_string":"Hunan Provincial Key Laboratory of Dependable Systems and Networks, Hunan University, Changsha, China","institution_ids":["https://openalex.org/I16609230"]},{"raw_affiliation_string":"College of Computer Science and Electronics Engineering; Hunan University; Changsha China","institution_ids":["https://openalex.org/I16609230"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5023098158","display_name":"Arthur Sandor Voundi Koe","orcid":"https://orcid.org/0000-0002-8737-3189"},"institutions":[{"id":"https://openalex.org/I16609230","display_name":"Hunan University","ror":"https://ror.org/05htk5m33","country_code":"CN","type":"education","lineage":["https://openalex.org/I16609230"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Voundi Koe Arthur Sandor","raw_affiliation_strings":["College of Computer Science and Electronics Engineering, Hunan University, Changsha, China","Hunan Provincial Key Laboratory of Dependable Systems and Networks, Hunan University, Changsha, China","College of Computer Science and Electronics Engineering; Hunan University; Changsha China"],"raw_orcid":"https://orcid.org/0000-0002-8737-3189","affiliations":[{"raw_affiliation_string":"College of Computer Science and Electronics Engineering, Hunan University, Changsha, China","institution_ids":["https://openalex.org/I16609230"]},{"raw_affiliation_string":"Hunan Provincial Key Laboratory of Dependable Systems and Networks, Hunan University, Changsha, China","institution_ids":["https://openalex.org/I16609230"]},{"raw_affiliation_string":"College of Computer Science and Electronics Engineering; Hunan University; Changsha China","institution_ids":["https://openalex.org/I16609230"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I16609230"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.9867,"has_fulltext":true,"cited_by_count":7,"citation_normalized_percentile":{"value":0.8190549,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"8","issue":null,"first_page":"155819","last_page":"155831"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11704","display_name":"Mobile Crowdsensing and Crowdsourcing","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9994000196456909,"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/T10270","display_name":"Blockchain Technology Applications and Security","score":0.9908000230789185,"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/crowdsourcing","display_name":"Crowdsourcing","score":0.8592725992202759},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7821417450904846},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.6590175628662109},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.5957739353179932},{"id":"https://openalex.org/keywords/matching","display_name":"Matching (statistics)","score":0.5924695134162903},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.13401219248771667},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.10329777002334595}],"concepts":[{"id":"https://openalex.org/C62230096","wikidata":"https://www.wikidata.org/wiki/Q275969","display_name":"Crowdsourcing","level":2,"score":0.8592725992202759},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7821417450904846},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.6590175628662109},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.5957739353179932},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.5924695134162903},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.13401219248771667},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.10329777002334595},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","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/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.2020.3018940","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.3018940","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09177035.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:a641a06c6fd5450eb1edbe2d28663af4","is_oa":true,"landing_page_url":"https://doaj.org/article/a641a06c6fd5450eb1edbe2d28663af4","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 8, Pp 155819-155831 (2020)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2020.3018940","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.3018940","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09177035.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":0.49000000953674316}],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3081001174.pdf","grobid_xml":"https://content.openalex.org/works/W3081001174.grobid-xml"},"referenced_works_count":47,"referenced_works":["https://openalex.org/W1587424796","https://openalex.org/W1994788755","https://openalex.org/W2059618043","https://openalex.org/W2060871119","https://openalex.org/W2078590992","https://openalex.org/W2096899416","https://openalex.org/W2110953678","https://openalex.org/W2119067110","https://openalex.org/W2139910984","https://openalex.org/W2154448764","https://openalex.org/W2157861192","https://openalex.org/W2161214567","https://openalex.org/W2167665700","https://openalex.org/W2169691038","https://openalex.org/W2196824873","https://openalex.org/W2262179892","https://openalex.org/W2272252781","https://openalex.org/W2295817712","https://openalex.org/W2313589991","https://openalex.org/W2345068994","https://openalex.org/W2399539053","https://openalex.org/W2569586071","https://openalex.org/W2578777894","https://openalex.org/W2593087679","https://openalex.org/W2604253054","https://openalex.org/W2605318711","https://openalex.org/W2783225074","https://openalex.org/W2783894620","https://openalex.org/W2791722231","https://openalex.org/W2796994201","https://openalex.org/W2799619282","https://openalex.org/W2800304887","https://openalex.org/W2890770251","https://openalex.org/W2890820969","https://openalex.org/W2897549154","https://openalex.org/W2938223462","https://openalex.org/W2945967818","https://openalex.org/W2969716496","https://openalex.org/W2977212494","https://openalex.org/W3023749109","https://openalex.org/W3124140999","https://openalex.org/W3152346996","https://openalex.org/W6683799570","https://openalex.org/W6684560093","https://openalex.org/W6712419705","https://openalex.org/W6736354261","https://openalex.org/W6747559841"],"related_works":["https://openalex.org/W2748952813","https://openalex.org/W3032998312","https://openalex.org/W4384486036","https://openalex.org/W135177976","https://openalex.org/W1503094549","https://openalex.org/W2337920774","https://openalex.org/W2886410948","https://openalex.org/W2025875869","https://openalex.org/W4318823662","https://openalex.org/W3207526114"],"abstract_inverted_index":{"The":[0],"sharing":[1],"economy":[2],"has":[3,23],"greatly":[4],"promoted":[5],"the":[6,33,40,44,48,79,159,174],"rapid":[7],"development":[8],"and":[9,47,59,71,84,91,99,107,113,151,170],"application":[10],"of":[11,82,176],"spatial":[12,16],"crowdsourcing.":[13],"Although":[14],"privacy-preserving":[15],"task":[17,89,102,135],"matching":[18,45,136],"as":[19],"an":[20],"indispensable":[21],"part":[22],"been":[24],"extensively":[25],"explored,":[26],"existing":[27],"schemes":[28],"cannot":[29],"be":[30],"deployed":[31],"into":[32],"practical":[34],"environment":[35],"due":[36],"to":[37,77,120,157],"drawbacks":[38],"in":[39],"one-side":[41],"location":[42,80],"protection,":[43],"efficiency,":[46],"dynamic":[49,114,160],"updates.":[50],"In":[51],"this":[52],"study,":[53],"we":[54,108],"propose":[55],"a":[56,111],"novel":[57],"Secure":[58],"Efficient":[60],"Spatial":[61],"Task":[62],"Matching":[63],"framework":[64],"(SESTM)":[65],"with":[66],"utilizing":[67],"multi-user":[68],"searchable":[69],"encryption":[70],"secure":[72,112],"index":[73,116],"technique,":[74],"which":[75],"enables":[76],"preserve":[78],"privacy":[81],"requesters":[83,96],"workers":[85,140],"while":[86],"achieving":[87],"efficient":[88,134],"allocation":[90],"good":[92],"user":[93],"scalability.":[94],"Specifically,":[95],"firstly":[97],"transform":[98],"encrypt":[100],"their":[101,128],"locations":[103],"before":[104],"being":[105],"outsourced,":[106],"secondly":[109],"design":[110],"tree-based":[115],"SD-Tree":[117,146],"for":[118,138,163],"SC-server":[119],"merge":[121],"these":[122],"uploaded":[123],"encrypted":[124,143],"data":[125],"without":[126],"knowing":[127],"underlying":[129],"content.":[130],"Finally,":[131],"SESTM":[132],"provides":[133,148],"services":[137],"multiple":[139],"based":[141],"on":[142],"queries.":[144],"Furthermore,":[145],"also":[147],"fast":[149],"delete":[150],"insert":[152],"operations":[153],"under":[154],"logarithmic":[155],"time":[156],"reduce":[158],"update":[161],"overhead":[162],"real":[164],"SC":[165],"services.":[166],"Extensive":[167],"theoretical":[168],"analysis":[169],"performance":[171],"evaluation":[172],"demonstrate":[173],"practicality":[175],"our":[177],"method.":[178]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
