{"id":"https://openalex.org/W4312293436","doi":"https://doi.org/10.1109/tbdata.2022.3215467","title":"Task Allocation Under Geo-Indistinguishability via Group-Based Noise Addition","display_name":"Task Allocation Under Geo-Indistinguishability via Group-Based Noise Addition","publication_year":2022,"publication_date":"2022-11-03","ids":{"openalex":"https://openalex.org/W4312293436","doi":"https://doi.org/10.1109/tbdata.2022.3215467"},"language":"en","primary_location":{"id":"doi:10.1109/tbdata.2022.3215467","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tbdata.2022.3215467","pdf_url":null,"source":{"id":"https://openalex.org/S2491400915","display_name":"IEEE Transactions on Big Data","issn_l":"2332-7790","issn":["2332-7790","2372-2096"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer Society","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 Big Data","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/A5007024359","display_name":"Pengfei Zhang","orcid":"https://orcid.org/0000-0003-0663-332X"},"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":"Pengfei Zhang","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications (BUPT), Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-0663-332X","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications (BUPT), Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062327704","display_name":"Xiang Cheng","orcid":"https://orcid.org/0000-0001-6556-2264"},"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":"Xiang Cheng","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications (BUPT), Beijing, China"],"raw_orcid":"https://orcid.org/0000-0001-6556-2264","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications (BUPT), Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036865453","display_name":"Sen Su","orcid":"https://orcid.org/0000-0003-4266-7527"},"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":"Sen Su","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications (BUPT), Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-4266-7527","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications (BUPT), Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100387163","display_name":"Ning Wang","orcid":"https://orcid.org/0000-0002-6224-8656"},"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":"Ning Wang","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications (BUPT), Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications (BUPT), Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":2.3618,"has_fulltext":false,"cited_by_count":20,"citation_normalized_percentile":{"value":0.9028172,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":100},"biblio":{"volume":"9","issue":"3","first_page":"860","last_page":"877"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10764","display_name":"Privacy-Preserving Technologies in Data","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/T10764","display_name":"Privacy-Preserving Technologies in Data","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/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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9805999994277954,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/upload","display_name":"Upload","score":0.7903165817260742},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7060176730155945},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.6420454978942871},{"id":"https://openalex.org/keywords/crowdsourcing","display_name":"Crowdsourcing","score":0.6008287072181702},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5073925852775574},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3968762159347534},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3430865406990051},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3354603350162506},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.201137512922287},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.13662230968475342}],"concepts":[{"id":"https://openalex.org/C71901391","wikidata":"https://www.wikidata.org/wiki/Q7126699","display_name":"Upload","level":2,"score":0.7903165817260742},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7060176730155945},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.6420454978942871},{"id":"https://openalex.org/C62230096","wikidata":"https://www.wikidata.org/wiki/Q275969","display_name":"Crowdsourcing","level":2,"score":0.6008287072181702},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5073925852775574},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3968762159347534},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3430865406990051},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3354603350162506},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.201137512922287},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.13662230968475342},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tbdata.2022.3215467","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tbdata.2022.3215467","pdf_url":null,"source":{"id":"https://openalex.org/S2491400915","display_name":"IEEE Transactions on Big Data","issn_l":"2332-7790","issn":["2332-7790","2372-2096"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer Society","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 Big Data","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","score":0.4699999988079071,"display_name":"Peace, Justice and strong institutions"}],"awards":[{"id":"https://openalex.org/G1755690126","display_name":"\u9690\u79c1\u4fdd\u62a4\u7684\u6570\u636e\u96c6\u6210\u4e0e\u5171\u4eab\u5173\u952e\u6280\u672f\u7814\u7a76","funder_award_id":"62072052","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2993257473","display_name":null,"funder_award_id":"61921003","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5119749220","display_name":"\u6ee1\u8db3\u672c\u5730\u5dee\u5206\u9690\u79c1\u7684\u9ad8\u7ef4\u6570\u636e\u6536\u96c6\u7814\u7a76","funder_award_id":"61872045","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"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":57,"referenced_works":["https://openalex.org/W1648525405","https://openalex.org/W1873763122","https://openalex.org/W1986364567","https://openalex.org/W1994952354","https://openalex.org/W2026663679","https://openalex.org/W2071702404","https://openalex.org/W2082894754","https://openalex.org/W2096870293","https://openalex.org/W2140041377","https://openalex.org/W2151254335","https://openalex.org/W2159992568","https://openalex.org/W2172041433","https://openalex.org/W2196824873","https://openalex.org/W2319780899","https://openalex.org/W2320346668","https://openalex.org/W2467748160","https://openalex.org/W2496884645","https://openalex.org/W2593493160","https://openalex.org/W2604253054","https://openalex.org/W2612729617","https://openalex.org/W2612758347","https://openalex.org/W2726905439","https://openalex.org/W2730411761","https://openalex.org/W2746057509","https://openalex.org/W2767509937","https://openalex.org/W2791722231","https://openalex.org/W2794925497","https://openalex.org/W2898359313","https://openalex.org/W2899753121","https://openalex.org/W2903602506","https://openalex.org/W2904792423","https://openalex.org/W2924254303","https://openalex.org/W2943929564","https://openalex.org/W2951038848","https://openalex.org/W2956019335","https://openalex.org/W2961653223","https://openalex.org/W2962835836","https://openalex.org/W2963161868","https://openalex.org/W2963629772","https://openalex.org/W2963766394","https://openalex.org/W2964756884","https://openalex.org/W2970142969","https://openalex.org/W2991132836","https://openalex.org/W3030401096","https://openalex.org/W3033991984","https://openalex.org/W3045897438","https://openalex.org/W3047004582","https://openalex.org/W3047040106","https://openalex.org/W3048009082","https://openalex.org/W3048655594","https://openalex.org/W3082111315","https://openalex.org/W3099831919","https://openalex.org/W3135483657","https://openalex.org/W3174648681","https://openalex.org/W3182996661","https://openalex.org/W4207049741","https://openalex.org/W6782835593"],"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":{"Locations":[0],"are":[1,173],"usually":[2,55],"necessary":[3],"for":[4,175],"task":[5,33,80,177],"allocation":[6,34],"in":[7,15,32,51],"spatial":[8],"crowdsourcing,":[9],"which":[10,46,63,172],"may":[11],"put":[12,150],"individual":[13],"privacy":[14,30,192],"jeopardy":[16],"without":[17],"proper":[18],"protection.":[19],"Although":[20],"existing":[21],"studies":[22],"have":[23],"well":[24],"explored":[25],"the":[26,40,118,126,143,169,200,220],"problem":[27],"of":[28,129,134,206,222],"location":[29,124],"protection":[31],"under":[35,101],"geo-indistinguishability,":[36,62],"they":[37,54],"potentially":[38],"assume":[39],"workers":[41],"could":[42],"perform":[43],"any":[44],"tasks,":[45],"might":[47],"not":[48],"be":[49],"practical":[50],"reality.":[52],"Moreover,":[53],"adopt":[56],"planar":[57],"laplacian":[58],"mechanism":[59],"to":[60,69,104,141],"achieve":[61],"will":[64],"introduce":[65],"excessive":[66],"noise":[67,145],"due":[68],"its":[70],"randomness":[71],"and":[72,125,193,203,213],"boundlessness.":[73],"To":[74,167],"this":[75],"end,":[76],"we":[77,149,179],"propose":[78],"a":[79,181],"allo":[81],"<bold":[82,86,92,97],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[83,87,93,98,107,162,188,208,224],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">CA</b>":[84],"tio":[85],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">N</b>":[88],"approach":[89],"via":[90],"gr":[91],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">O</b>":[94],"up-based":[95],"nois":[96],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">E</b>":[99],"addition":[100],"Geo-I,":[102],"referred":[103],"as":[105],"<italic":[106,161,187,207,223],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">CANOE</i>":[108,209,225],".":[109,210,226],"Its":[110],"main":[111],"idea":[112],"is":[113],"that":[114],"each":[115],"worker":[116],"uploads":[117],"noisy":[119,170],"distances":[120,171],"between":[121],"his":[122,130,136],"true":[123],"obfuscated":[127,137,183],"locations":[128],"preferred":[131],"tasks":[132],"instead":[133],"uploading":[135],"location.":[138],"In":[139],"particular,":[140],"alleviate":[142],"total":[144],"when":[146],"conducting":[147],"grouping,":[148],"forward":[151],"an":[152],"optimized":[153],"global":[154],"grouping":[155],"with":[156,164,190],"adaptive":[157],"local":[158],"adjustment":[159],"method":[160,186],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">OGAL</i>":[163],"convergence":[165],"guarantee.":[166],"collect":[168],"required":[174],"subsequent":[176],"allocation,":[178],"develop":[180],"utility-aware":[182],"distance":[184],"collection":[185],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">UODC</i>":[189],"solid":[191],"utility":[194,202],"guarantees.":[195],"We":[196],"further":[197],"theoretically":[198],"analyze":[199],"privacy,":[201],"complexity":[204],"guarantees":[205],"Extensive":[211],"analyses":[212],"experiments":[214],"over":[215],"two":[216],"real-world":[217],"datasets":[218],"confirm":[219],"effectiveness":[221]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":15}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
