{"id":"https://openalex.org/W2751927106","doi":"https://doi.org/10.14778/3137765.3137827","title":"Spatial crowdsourcing","display_name":"Spatial crowdsourcing","publication_year":2017,"publication_date":"2017-08-01","ids":{"openalex":"https://openalex.org/W2751927106","doi":"https://doi.org/10.14778/3137765.3137827","mag":"2751927106"},"language":"en","primary_location":{"id":"doi:10.14778/3137765.3137827","is_oa":false,"landing_page_url":"https://doi.org/10.14778/3137765.3137827","pdf_url":null,"source":{"id":"https://openalex.org/S4210226185","display_name":"Proceedings of the VLDB Endowment","issn_l":"2150-8097","issn":["2150-8097"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the VLDB Endowment","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/A5051874566","display_name":"Yongxin Tong","orcid":"https://orcid.org/0000-0002-5598-0312"},"institutions":[{"id":"https://openalex.org/I82880672","display_name":"Beihang University","ror":"https://ror.org/00wk2mp56","country_code":"CN","type":"education","lineage":["https://openalex.org/I82880672"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yongxin Tong","raw_affiliation_strings":["Beihang University, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beihang University, China","institution_ids":["https://openalex.org/I82880672"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100333481","display_name":"Lei Chen","orcid":"https://orcid.org/0000-0002-5537-8989"},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Lei Chen","raw_affiliation_strings":["The Hong Kong University of Science and Technology, Hong Kong SAR, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Hong Kong University of Science and Technology, Hong Kong SAR, China","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5012068017","display_name":"Cyrus Shahabi","orcid":"https://orcid.org/0000-0001-9118-0681"},"institutions":[{"id":"https://openalex.org/I1174212","display_name":"University of Southern California","ror":"https://ror.org/03taz7m60","country_code":"US","type":"education","lineage":["https://openalex.org/I1174212"]},{"id":"https://openalex.org/I2800817003","display_name":"California Southern University","ror":"https://ror.org/058zz0t50","country_code":"US","type":"education","lineage":["https://openalex.org/I2800817003"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Cyrus Shahabi","raw_affiliation_strings":["University of Southern California"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Southern California","institution_ids":["https://openalex.org/I1174212","https://openalex.org/I2800817003"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":22.6459,"has_fulltext":false,"cited_by_count":107,"citation_normalized_percentile":{"value":0.99290675,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":100},"biblio":{"volume":"10","issue":"12","first_page":"1988","last_page":"1991"},"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":0.9934999942779541,"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/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.9932000041007996,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"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":0.9954032897949219},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6956478357315063},{"id":"https://openalex.org/keywords/popularity","display_name":"Popularity","score":0.654540479183197},{"id":"https://openalex.org/keywords/crowdsourcing-software-development","display_name":"Crowdsourcing software development","score":0.5894615650177002},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.5699709057807922},{"id":"https://openalex.org/keywords/incentive","display_name":"Incentive","score":0.511060357093811},{"id":"https://openalex.org/keywords/citizen-science","display_name":"Citizen science","score":0.48062580823898315},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.44434884190559387},{"id":"https://openalex.org/keywords/spatial-analysis","display_name":"Spatial analysis","score":0.4307063817977905},{"id":"https://openalex.org/keywords/quality","display_name":"Quality (philosophy)","score":0.4156695306301117},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.11998146772384644}],"concepts":[{"id":"https://openalex.org/C62230096","wikidata":"https://www.wikidata.org/wiki/Q275969","display_name":"Crowdsourcing","level":2,"score":0.9954032897949219},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6956478357315063},{"id":"https://openalex.org/C2780586970","wikidata":"https://www.wikidata.org/wiki/Q1357284","display_name":"Popularity","level":2,"score":0.654540479183197},{"id":"https://openalex.org/C32810761","wikidata":"https://www.wikidata.org/wiki/Q17082146","display_name":"Crowdsourcing software development","level":5,"score":0.5894615650177002},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.5699709057807922},{"id":"https://openalex.org/C29122968","wikidata":"https://www.wikidata.org/wiki/Q1414816","display_name":"Incentive","level":2,"score":0.511060357093811},{"id":"https://openalex.org/C197352329","wikidata":"https://www.wikidata.org/wiki/Q1093434","display_name":"Citizen science","level":2,"score":0.48062580823898315},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.44434884190559387},{"id":"https://openalex.org/C159620131","wikidata":"https://www.wikidata.org/wiki/Q1938983","display_name":"Spatial analysis","level":2,"score":0.4307063817977905},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.4156695306301117},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.11998146772384644},{"id":"https://openalex.org/C175444787","wikidata":"https://www.wikidata.org/wiki/Q39072","display_name":"Microeconomics","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C149091818","wikidata":"https://www.wikidata.org/wiki/Q2429814","display_name":"Software system","level":3,"score":0.0},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.0},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"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/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.0},{"id":"https://openalex.org/C186846655","wikidata":"https://www.wikidata.org/wiki/Q3398377","display_name":"Software construction","level":4,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.14778/3137765.3137827","is_oa":false,"landing_page_url":"https://doi.org/10.14778/3137765.3137827","pdf_url":null,"source":{"id":"https://openalex.org/S4210226185","display_name":"Proceedings of the VLDB Endowment","issn_l":"2150-8097","issn":["2150-8097"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the VLDB Endowment","raw_type":"journal-article"},{"id":"pmh:oai:repository.hkust.edu.hk:1783.1-89391","is_oa":false,"landing_page_url":"http://repository.hkust.edu.hk/ir/Record/1783.1-89391","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":null,"raw_type":"Conference paper"},{"id":"pmh:oai:repository.ust.hk:1783.1-89391","is_oa":false,"landing_page_url":"http://www.scopus.com/record/display.url?eid=2-s2.0-85036614478&origin=inward","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":"Conference paper"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":42,"referenced_works":["https://openalex.org/W118259468","https://openalex.org/W1544411027","https://openalex.org/W1560943167","https://openalex.org/W1946208861","https://openalex.org/W1990189254","https://openalex.org/W2036698797","https://openalex.org/W2047328790","https://openalex.org/W2056225838","https://openalex.org/W2059618043","https://openalex.org/W2077524676","https://openalex.org/W2085828369","https://openalex.org/W2113786286","https://openalex.org/W2121117737","https://openalex.org/W2141708418","https://openalex.org/W2151489238","https://openalex.org/W2151700547","https://openalex.org/W2157855380","https://openalex.org/W2157861192","https://openalex.org/W2166771065","https://openalex.org/W2196824873","https://openalex.org/W2210284195","https://openalex.org/W2251049298","https://openalex.org/W2270455647","https://openalex.org/W2272252781","https://openalex.org/W2281858190","https://openalex.org/W2293201672","https://openalex.org/W2295817712","https://openalex.org/W2327434152","https://openalex.org/W2329105431","https://openalex.org/W2339328004","https://openalex.org/W2340432473","https://openalex.org/W2359496781","https://openalex.org/W2430704425","https://openalex.org/W2439965388","https://openalex.org/W2443200919","https://openalex.org/W2467748160","https://openalex.org/W2525830997","https://openalex.org/W2565420248","https://openalex.org/W2614598347","https://openalex.org/W2992811671","https://openalex.org/W6632530909","https://openalex.org/W6682630424"],"related_works":["https://openalex.org/W2555391182","https://openalex.org/W2512762878","https://openalex.org/W2030793160","https://openalex.org/W2397281630","https://openalex.org/W2033745466","https://openalex.org/W162737300","https://openalex.org/W2011363905","https://openalex.org/W2520160102","https://openalex.org/W2046555014","https://openalex.org/W2548342535"],"abstract_inverted_index":{"Crowdsourcing":[0],"is":[1],"a":[2,60,69],"new":[3,124,145],"computing":[4,34],"paradigm":[5,96],"where":[6,47],"humans":[7,26],"are":[8,22],"actively":[9],"enrolled":[10],"to":[11,43,101,147,150,177,183],"participate":[12],"in":[13,126],"the":[14,55,95,108,114,144,175,180],"procedure":[15],"of":[16,32,71,118,162],"computing,":[17],"especially":[18],"for":[19,25,28,174],"tasks":[20],"that":[21],"intrinsically":[23],"easier":[24],"than":[27],"computers.":[29],"The":[30],"popularity":[31],"mobile":[33],"and":[35,54,82,88,110,134,167,171,182],"sharing":[36],"economy":[37],"has":[38,67],"extended":[39],"conventional":[40],"web-based":[41,99],"crowdsourcing":[42,45,66,100,139,149,165],"spatial":[44,48,65,102,119,138,153,164],"(SC),":[46],"data":[49,154],"such":[50],"as":[51,141,143],"location,":[52],"mobility":[53],"associated":[56],"contextual":[57],"information,":[58],"plays":[59],"central":[61],"role.":[62],"In":[63,90],"fact,":[64],"stimulated":[68],"series":[70],"recent":[72],"industrial":[73],"successes":[74],"including":[75],"Citizen":[76],"Sensing":[77],"(Waze),":[78],"P2P":[79],"ride-sharing":[80],"(Uber)":[81],"Real-time":[83],"Online-To-Offline":[84],"(O2O)":[85],"services":[86],"(Instacart":[87],"Postmates).":[89],"this":[91,185],"tutorial,":[92],"we":[93,122],"review":[94],"shift":[97],"from":[98],"crowdsourcing.":[103,120],"We":[104,157],"dive":[105],"deep":[106],"into":[107],"challenges":[109,173],"techniques":[111],"brought":[112],"by":[113],"unique":[115],"spatio-temporal":[116],"characteristics":[117],"Particularly,":[121],"survey":[123],"designs":[125],"task":[127],"assignment,":[128],"quality":[129],"control,":[130],"incentive":[131],"mechanism":[132],"design":[133],"privacy":[135],"protection":[136],"on":[137],"platforms,":[140],"well":[142],"trend":[146],"incorporate":[148],"enhance":[151],"existing":[152],"processing":[155],"techniques.":[156],"also":[158],"discuss":[159],"case":[160],"studies":[161],"representative":[163],"systems":[166],"raise":[168],"open":[169],"questions":[170],"current":[172],"audience":[176],"easily":[178],"comprehend":[179],"tutorial":[181],"advance":[184],"important":[186],"research":[187],"area.":[188]},"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":10},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":12},{"year":2021,"cited_by_count":14},{"year":2020,"cited_by_count":20},{"year":2019,"cited_by_count":18},{"year":2018,"cited_by_count":15}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}
