{"id":"https://openalex.org/W3194295794","doi":"https://doi.org/10.1145/3439817","title":"Linking Multiple User Identities of Multiple Services from Massive Mobility Traces","display_name":"Linking Multiple User Identities of Multiple Services from Massive Mobility Traces","publication_year":2021,"publication_date":"2021-08-12","ids":{"openalex":"https://openalex.org/W3194295794","doi":"https://doi.org/10.1145/3439817","mag":"3194295794"},"language":"en","primary_location":{"id":"doi:10.1145/3439817","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3439817","pdf_url":null,"source":{"id":"https://openalex.org/S2492086750","display_name":"ACM Transactions on Intelligent Systems and Technology","issn_l":"2157-6904","issn":["2157-6904","2157-6912"],"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":"ACM Transactions on Intelligent Systems and Technology","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/A5034129532","display_name":"Huandong Wang","orcid":"https://orcid.org/0000-0002-6382-0861"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Huandong Wang","raw_affiliation_strings":["Beijing National Research Center for Information Science and Technology (BNRist), Department of Electronic Engineering, Tsinghua University, China"],"affiliations":[{"raw_affiliation_string":"Beijing National Research Center for Information Science and Technology (BNRist), Department of Electronic Engineering, Tsinghua University, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100355489","display_name":"Yong Li","orcid":"https://orcid.org/0000-0003-3744-4054"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yong Li","raw_affiliation_strings":["Beijing National Research Center for Information Science and Technology (BNRist), Department of Electronic Engineering, Tsinghua University, China"],"affiliations":[{"raw_affiliation_string":"Beijing National Research Center for Information Science and Technology (BNRist), Department of Electronic Engineering, Tsinghua University, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100367363","display_name":"Gang Wang","orcid":"https://orcid.org/0000-0001-6248-1426"},"institutions":[{"id":"https://openalex.org/I157725225","display_name":"University of Illinois Urbana-Champaign","ror":"https://ror.org/047426m28","country_code":"US","type":"education","lineage":["https://openalex.org/I157725225"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Gang Wang","raw_affiliation_strings":["University of Illinois at Urbana-Champaign (UIUC), USA"],"affiliations":[{"raw_affiliation_string":"University of Illinois at Urbana-Champaign (UIUC), USA","institution_ids":["https://openalex.org/I157725225"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5044100655","display_name":"Depeng Jin","orcid":"https://orcid.org/0000-0003-0419-5514"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Depeng Jin","raw_affiliation_strings":["Beijing National Research Center for Information Science and Technology (BNRist), Department of Electronic Engineering, Tsinghua University, China"],"affiliations":[{"raw_affiliation_string":"Beijing National Research Center for Information Science and Technology (BNRist), Department of Electronic Engineering, Tsinghua University, China","institution_ids":["https://openalex.org/I99065089"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5034129532"],"corresponding_institution_ids":["https://openalex.org/I99065089"],"apc_list":null,"apc_paid":null,"fwci":0.4543,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.72779156,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"12","issue":"4","first_page":"1","last_page":"28"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.9987000226974487,"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"}},"topics":[{"id":"https://openalex.org/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.9987000226974487,"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"}},{"id":"https://openalex.org/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.9973000288009644,"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/T11819","display_name":"Data-Driven Disease Surveillance","score":0.9927999973297119,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.9137827157974243},{"id":"https://openalex.org/keywords/identifier","display_name":"Identifier","score":0.5441336631774902},{"id":"https://openalex.org/keywords/service-provider","display_name":"Service provider","score":0.5431420803070068},{"id":"https://openalex.org/keywords/matching","display_name":"Matching (statistics)","score":0.5290067791938782},{"id":"https://openalex.org/keywords/inference","display_name":"Inference","score":0.47536152601242065},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.45757031440734863},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.4416370391845703},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.43343478441238403},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.4209229052066803},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.4195641279220581},{"id":"https://openalex.org/keywords/ranking","display_name":"Ranking (information retrieval)","score":0.4161977767944336},{"id":"https://openalex.org/keywords/unique-identifier","display_name":"Unique identifier","score":0.4109349548816681},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.36718320846557617},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.3369717001914978},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3062356114387512},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.29677584767341614},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.22718876600265503},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.17588946223258972},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.1647668480873108}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.9137827157974243},{"id":"https://openalex.org/C154504017","wikidata":"https://www.wikidata.org/wiki/Q853614","display_name":"Identifier","level":2,"score":0.5441336631774902},{"id":"https://openalex.org/C116537","wikidata":"https://www.wikidata.org/wiki/Q2169973","display_name":"Service provider","level":3,"score":0.5431420803070068},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.5290067791938782},{"id":"https://openalex.org/C2776214188","wikidata":"https://www.wikidata.org/wiki/Q408386","display_name":"Inference","level":2,"score":0.47536152601242065},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.45757031440734863},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.4416370391845703},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.43343478441238403},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.4209229052066803},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.4195641279220581},{"id":"https://openalex.org/C189430467","wikidata":"https://www.wikidata.org/wiki/Q7293293","display_name":"Ranking (information retrieval)","level":2,"score":0.4161977767944336},{"id":"https://openalex.org/C119839945","wikidata":"https://www.wikidata.org/wiki/Q6545185","display_name":"Unique identifier","level":3,"score":0.4109349548816681},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.36718320846557617},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.3369717001914978},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3062356114387512},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.29677584767341614},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.22718876600265503},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.17588946223258972},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.1647668480873108},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","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/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","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:10.1145/3439817","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3439817","pdf_url":null,"source":{"id":"https://openalex.org/S2492086750","display_name":"ACM Transactions on Intelligent Systems and Technology","issn_l":"2157-6904","issn":["2157-6904","2157-6912"],"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":"ACM Transactions on Intelligent Systems and Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1757078732","display_name":null,"funder_award_id":"20031887521","funder_id":"https://openalex.org/F4320329777","funder_display_name":"Beijing National Research Center For Information Science And Technology"},{"id":"https://openalex.org/G3417233854","display_name":null,"funder_award_id":"U1936217, 61971267, 61972223, 61941117, and 61861136003","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/F4320329777","display_name":"Beijing National Research Center For Information Science And Technology","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":62,"referenced_works":["https://openalex.org/W46659105","https://openalex.org/W1503398984","https://openalex.org/W1912982817","https://openalex.org/W1971157729","https://openalex.org/W1972923980","https://openalex.org/W1973980096","https://openalex.org/W1977314396","https://openalex.org/W1980680715","https://openalex.org/W1993599520","https://openalex.org/W2010362518","https://openalex.org/W2013863451","https://openalex.org/W2024877464","https://openalex.org/W2026910242","https://openalex.org/W2035096678","https://openalex.org/W2037137187","https://openalex.org/W2045686369","https://openalex.org/W2048975940","https://openalex.org/W2055345291","https://openalex.org/W2056284729","https://openalex.org/W2061204737","https://openalex.org/W2078101615","https://openalex.org/W2082894754","https://openalex.org/W2085213650","https://openalex.org/W2093040750","https://openalex.org/W2100727725","https://openalex.org/W2102086994","https://openalex.org/W2110953678","https://openalex.org/W2113839561","https://openalex.org/W2115819049","https://openalex.org/W2120911939","https://openalex.org/W2134167315","https://openalex.org/W2135930857","https://openalex.org/W2136114025","https://openalex.org/W2151908916","https://openalex.org/W2159024459","https://openalex.org/W2168936785","https://openalex.org/W2195256693","https://openalex.org/W2247394048","https://openalex.org/W2248492690","https://openalex.org/W2293772388","https://openalex.org/W2323121671","https://openalex.org/W2339803498","https://openalex.org/W2374981910","https://openalex.org/W2403589742","https://openalex.org/W2415901874","https://openalex.org/W2598689838","https://openalex.org/W2740450220","https://openalex.org/W2746057509","https://openalex.org/W2767256145","https://openalex.org/W2767922255","https://openalex.org/W2777398797","https://openalex.org/W2788259657","https://openalex.org/W2792648564","https://openalex.org/W2800664128","https://openalex.org/W2885652664","https://openalex.org/W2895960439","https://openalex.org/W2896997271","https://openalex.org/W2904205492","https://openalex.org/W2912891989","https://openalex.org/W2988349293","https://openalex.org/W3099827099","https://openalex.org/W3105282846"],"related_works":["https://openalex.org/W2413568490","https://openalex.org/W1913624564","https://openalex.org/W3130054399","https://openalex.org/W4301062032","https://openalex.org/W2319837024","https://openalex.org/W2343500026","https://openalex.org/W2390627310","https://openalex.org/W2413664130","https://openalex.org/W2051731675","https://openalex.org/W2608983118"],"abstract_inverted_index":{"Understanding":[0],"the":[1,68,76,81,93,105,177],"linkability":[2],"of":[3,38,71,74,107,199],"online":[4,84],"user":[5,72],"identifiers":[6],"(IDs)":[7],"is":[8,79,140,183,189],"critical":[9],"to":[10,28,60,89,103,123,132,142],"both":[11],"service":[12,157],"providers":[13],"(for":[14,20],"business":[15],"intelligence)":[16],"and":[17,128,163,187,197],"individual":[18],"users":[19,46],"assessing":[21],"privacy":[22],"risks).":[23],"Existing":[24],"methods":[25],"are":[26,86],"designed":[27],"match":[29],"IDs":[30,49,62,85,109],"across":[31,63,110],"two":[32,150],"services":[33,41,65],"but":[34],"face":[35],"key":[36],"challenges":[37],"matching":[39,121,195],"multiple":[40,48,64,111],"in":[42,180],"practice,":[43],"particularly":[44],"when":[45],"have":[47],"per":[50],"service.":[51],"In":[52],"this":[53,115],"article,":[54],"we":[55,97,117],"propose":[56,118],"a":[57,100,119],"novel":[58],"system":[59,148,174],"link":[61],"by":[66,185],"exploring":[67],"spatial-temporal":[69],"features":[70],"activities,":[73],"which":[75,139],"core":[77],"idea":[78],"that":[80,172],"same":[82,94],"user's":[83],"more":[87],"likely":[88],"repeatedly":[90],"appear":[91],"at":[92],"location.":[95],"Specifically,":[96],"first":[98],"utilize":[99],"contact":[101],"graph":[102],"capture":[104],"\u201cco-location\u201d":[106],"all":[108],"services.":[112,200],"Based":[113],"on":[114],"graph,":[116],"set-wise":[120],"algorithm":[122],"discover":[124],"candidate":[125,137],"ID":[126],"sets":[127],"use":[129],"Bayesian":[130],"inference":[131],"generate":[133],"confidence":[134],"scores":[135],"for":[136],"ranking,":[138],"proved":[141],"be":[143],"optimal.":[144],"We":[145],"evaluate":[146],"our":[147,173],"using":[149],"real-world":[151],"ground-truth":[152],"datasets":[153],"from":[154],"an":[155],"Internet":[156],"provider":[158],"(4":[159],"services,":[160,166],"815K":[161],"IDs)":[162],"Twitter-Foursquare":[164],"(2":[165],"770":[167],"IDs).":[168],"Extensive":[169],"results":[170],"show":[171],"significantly":[175],"outperforms":[176],"state-of-the-art":[178],"algorithms":[179],"accuracy":[181],"(AUC":[182],"higher":[184],"0.1\u20130.2),":[186],"it":[188],"highly":[190],"robust":[191],"against":[192],"data":[193],"quality,":[194],"order,":[196],"number":[198]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
