{"id":"https://openalex.org/W2805826949","doi":"https://doi.org/10.1109/jiot.2018.2844218","title":"Beware of What You Share: Inferring User Locations in Venmo","display_name":"Beware of What You Share: Inferring User Locations in Venmo","publication_year":2018,"publication_date":"2018-06-05","ids":{"openalex":"https://openalex.org/W2805826949","doi":"https://doi.org/10.1109/jiot.2018.2844218","mag":"2805826949"},"language":"en","primary_location":{"id":"doi:10.1109/jiot.2018.2844218","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2018.2844218","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","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/A5060844683","display_name":"Xin Yao","orcid":"https://orcid.org/0000-0001-7165-937X"},"institutions":[{"id":"https://openalex.org/I55732556","display_name":"Arizona State University","ror":"https://ror.org/03efmqc40","country_code":"US","type":"education","lineage":["https://openalex.org/I55732556"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Xin Yao","raw_affiliation_strings":["School of Electrical, Computer, and Energy Engineering, Ira A. Fulton Schools of Engineering, Arizona State University, Tempe, AZ, USA"],"affiliations":[{"raw_affiliation_string":"School of Electrical, Computer, and Energy Engineering, Ira A. Fulton Schools of Engineering, Arizona State University, Tempe, AZ, USA","institution_ids":["https://openalex.org/I55732556"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100377726","display_name":"Yimin Chen","orcid":"https://orcid.org/0000-0002-7452-2165"},"institutions":[{"id":"https://openalex.org/I55732556","display_name":"Arizona State University","ror":"https://ror.org/03efmqc40","country_code":"US","type":"education","lineage":["https://openalex.org/I55732556"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yimin Chen","raw_affiliation_strings":["School of Electrical, Computer, and Energy Engineering, Ira A. Fulton Schools of Engineering, Arizona State University, Tempe, AZ, USA"],"affiliations":[{"raw_affiliation_string":"School of Electrical, Computer, and Energy Engineering, Ira A. Fulton Schools of Engineering, Arizona State University, Tempe, AZ, USA","institution_ids":["https://openalex.org/I55732556"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100421929","display_name":"Rui Zhang","orcid":"https://orcid.org/0000-0001-5230-5998"},"institutions":[{"id":"https://openalex.org/I86501945","display_name":"University of Delaware","ror":"https://ror.org/01sbq1a82","country_code":"US","type":"education","lineage":["https://openalex.org/I86501945"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Rui Zhang","raw_affiliation_strings":["Department of Computer and Information Sciences, University of Delaware, Newark, DE, USA"],"affiliations":[{"raw_affiliation_string":"Department of Computer and Information Sciences, University of Delaware, Newark, DE, USA","institution_ids":["https://openalex.org/I86501945"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100615703","display_name":"Yanchao Zhang","orcid":"https://orcid.org/0000-0002-0137-0922"},"institutions":[{"id":"https://openalex.org/I55732556","display_name":"Arizona State University","ror":"https://ror.org/03efmqc40","country_code":"US","type":"education","lineage":["https://openalex.org/I55732556"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yanchao Zhang","raw_affiliation_strings":["School of Electrical, Computer, and Energy Engineering, Ira A. Fulton Schools of Engineering, Arizona State University, Tempe, AZ, USA"],"affiliations":[{"raw_affiliation_string":"School of Electrical, Computer, and Energy Engineering, Ira A. Fulton Schools of Engineering, Arizona State University, Tempe, AZ, USA","institution_ids":["https://openalex.org/I55732556"]}]},{"author_position":"last","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 Electronic Engineering, Hunan University, Changsha, China"],"affiliations":[{"raw_affiliation_string":"College of Computer Science and Electronic Engineering, Hunan University, Changsha, China","institution_ids":["https://openalex.org/I16609230"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5060844683"],"corresponding_institution_ids":["https://openalex.org/I55732556"],"apc_list":null,"apc_paid":null,"fwci":3.3501,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.91497752,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"5","issue":"6","first_page":"5109","last_page":"5118"},"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":0.9955999851226807,"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":0.9955999851226807,"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/T10203","display_name":"Recommender Systems and Techniques","score":0.9733999967575073,"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/T10064","display_name":"Complex Network Analysis Techniques","score":0.9732999801635742,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8034967184066772},{"id":"https://openalex.org/keywords/database-transaction","display_name":"Database transaction","score":0.7334352135658264},{"id":"https://openalex.org/keywords/transaction-data","display_name":"Transaction data","score":0.5893365144729614},{"id":"https://openalex.org/keywords/payment","display_name":"Payment","score":0.5778825283050537},{"id":"https://openalex.org/keywords/mobile-payment","display_name":"Mobile payment","score":0.5047651529312134},{"id":"https://openalex.org/keywords/closeness","display_name":"Closeness","score":0.4961021840572357},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.47172442078590393},{"id":"https://openalex.org/keywords/transaction-processing","display_name":"Transaction processing","score":0.4495290517807007},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.3586607873439789},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.34641802310943604}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8034967184066772},{"id":"https://openalex.org/C75949130","wikidata":"https://www.wikidata.org/wiki/Q848010","display_name":"Database transaction","level":2,"score":0.7334352135658264},{"id":"https://openalex.org/C127722929","wikidata":"https://www.wikidata.org/wiki/Q7833714","display_name":"Transaction data","level":3,"score":0.5893365144729614},{"id":"https://openalex.org/C145097563","wikidata":"https://www.wikidata.org/wiki/Q1148747","display_name":"Payment","level":2,"score":0.5778825283050537},{"id":"https://openalex.org/C160949748","wikidata":"https://www.wikidata.org/wiki/Q1365703","display_name":"Mobile payment","level":3,"score":0.5047651529312134},{"id":"https://openalex.org/C2779545769","wikidata":"https://www.wikidata.org/wiki/Q5135364","display_name":"Closeness","level":2,"score":0.4961021840572357},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.47172442078590393},{"id":"https://openalex.org/C72108876","wikidata":"https://www.wikidata.org/wiki/Q844565","display_name":"Transaction processing","level":3,"score":0.4495290517807007},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.3586607873439789},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.34641802310943604},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jiot.2018.2844218","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2018.2844218","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1961911537","display_name":null,"funder_award_id":"W911NF-15-1-0328","funder_id":"https://openalex.org/F4320338281","funder_display_name":"Army Research Office"},{"id":"https://openalex.org/G4139483454","display_name":null,"funder_award_id":"CNS-1651954 (CAREER)","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G4199013102","display_name":null,"funder_award_id":"CNS-1700039","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G5768077579","display_name":null,"funder_award_id":"CNS-1718078","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G5887728383","display_name":null,"funder_award_id":"61472125","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G765657888","display_name":null,"funder_award_id":"CNS-1700032","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320338281","display_name":"Army Research Office","ror":"https://ror.org/05epdh915"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":40,"referenced_works":["https://openalex.org/W50479354","https://openalex.org/W168093571","https://openalex.org/W1506342804","https://openalex.org/W1553682320","https://openalex.org/W1560512119","https://openalex.org/W1607198972","https://openalex.org/W1893888233","https://openalex.org/W1950957630","https://openalex.org/W1966119405","https://openalex.org/W2006239241","https://openalex.org/W2018277822","https://openalex.org/W2057817918","https://openalex.org/W2095293504","https://openalex.org/W2098387242","https://openalex.org/W2098993874","https://openalex.org/W2131681506","https://openalex.org/W2140535046","https://openalex.org/W2143996311","https://openalex.org/W2159196732","https://openalex.org/W2162150749","https://openalex.org/W2165949176","https://openalex.org/W2167521368","https://openalex.org/W2168346693","https://openalex.org/W2200959369","https://openalex.org/W2250091470","https://openalex.org/W2261418456","https://openalex.org/W2277420157","https://openalex.org/W2296291818","https://openalex.org/W2529689813","https://openalex.org/W2532561422","https://openalex.org/W2567013901","https://openalex.org/W2604776663","https://openalex.org/W2620777927","https://openalex.org/W2764040154","https://openalex.org/W3099768174","https://openalex.org/W3101718017","https://openalex.org/W3140968660","https://openalex.org/W6633434192","https://openalex.org/W6694747506","https://openalex.org/W6696734958"],"related_works":["https://openalex.org/W2363110500","https://openalex.org/W2989589039","https://openalex.org/W2371295991","https://openalex.org/W2385369652","https://openalex.org/W2143226912","https://openalex.org/W2125608776","https://openalex.org/W2403667029","https://openalex.org/W2372897440","https://openalex.org/W3007830508","https://openalex.org/W2126605438"],"abstract_inverted_index":{"Mobile":[0],"payment":[1,18,147],"apps":[2],"are":[3,42],"seeing":[4],"explosive":[5],"usage":[6],"worldwide.":[7],"This":[8],"paper":[9],"focuses":[10],"on":[11,142],"Venmo,":[12],"a":[13,30,50,96,121],"very":[14],"popular":[15],"mobile":[16,146],"person-to-person":[17],"service":[19],"owned":[20],"by":[21],"Paypal.":[22],"Venmo":[23,41,72,104,122,143],"allows":[24],"money":[25],"transfers":[26],"between":[27],"users":[28,101],"with":[29,124],"mandatory":[31],"transaction":[32,38,62,73,105,140],"note.":[33],"More":[34],"than":[35],"half":[36],"of":[37,85,99,138],"records":[39,63],"in":[40,64],"public":[43,61],"information.":[44],"In":[45],"this":[46],"paper,":[47],"we":[48,107],"propose":[49],"multilayer":[51],"location":[52,77,93],"inference":[53],"(MLLI)":[54],"technique":[55],"to":[56,91,127],"infer":[57],"user":[58,86,123],"locations":[59,119],"from":[60],"Venmo.":[65],"MLLI":[66,110],"explores":[67],"two":[68],"observations.":[69],"First,":[70],"many":[71],"notes":[74,141],"contain":[75],"implicit":[76],"cues.":[78],"Second,":[79],"the":[80,113,136],"types":[81],"and":[82,102,116,130],"temporal":[83],"patterns":[84],"transactions":[87],"have":[88],"strong":[89],"ties":[90],"their":[92],"closeness.":[94],"With":[95],"large":[97],"dataset":[98],"2.12M":[100],"20.23M":[103],"records,":[106],"show":[108],"that":[109],"can":[111],"identify":[112],"top-1,":[114],"top-3,":[115],"top-5":[117],"possible":[118],"for":[120],"accuracy":[125],"up":[126],"50%,":[128],"80%,":[129],"90%,":[131],"respectively.":[132],"Our":[133],"results":[134],"highlight":[135],"danger":[137],"sharing":[139],"or":[144],"similar":[145],"apps.":[148]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":4}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
