{"id":"https://openalex.org/W4290945181","doi":"https://doi.org/10.1145/3534678.3539252","title":"Detecting Cash-out Users via Dense Subgraphs","display_name":"Detecting Cash-out Users via Dense Subgraphs","publication_year":2022,"publication_date":"2022-08-12","ids":{"openalex":"https://openalex.org/W4290945181","doi":"https://doi.org/10.1145/3534678.3539252"},"language":"en","primary_location":{"id":"doi:10.1145/3534678.3539252","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3534678.3539252","pdf_url":null,"source":{"id":"https://openalex.org/S4363608767","display_name":"Proceedings of the 28th ACM SIGKDD Conference on Knowledge Discovery and Data Mining","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 28th ACM SIGKDD Conference on Knowledge Discovery and Data Mining","raw_type":"proceedings-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/A5101606190","display_name":"Y. Ji","orcid":"https://orcid.org/0000-0002-2669-240X"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Yingsheng Ji","raw_affiliation_strings":["China Etek Service & Technology, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"China Etek Service & Technology, Shanghai, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007492488","display_name":"Zheng Zhang","orcid":"https://orcid.org/0000-0002-2623-1451"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zheng Zhang","raw_affiliation_strings":["China Etek Service & Technology, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"China Etek Service & Technology, Shanghai, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005256615","display_name":"Xinlei Tang","orcid":"https://orcid.org/0000-0002-9704-870X"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Xinlei Tang","raw_affiliation_strings":["China Etek Service & Technology, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"China Etek Service & Technology, Shanghai, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065086478","display_name":"Jiachen Shen","orcid":"https://orcid.org/0000-0003-2555-8038"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Jiachen Shen","raw_affiliation_strings":["China Etek Service & Technology, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"China Etek Service & Technology, Shanghai, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100672722","display_name":"Xi Zhang","orcid":"https://orcid.org/0000-0002-2111-7385"},"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":"Xi Zhang","raw_affiliation_strings":["Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101678397","display_name":"Guangwen Yang","orcid":"https://orcid.org/0000-0002-8673-8254"},"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":"Guangwen Yang","raw_affiliation_strings":["Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5101606190"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.7503,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.87248034,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"687","last_page":"697"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10270","display_name":"Blockchain Technology Applications and Security","score":0.9977999925613403,"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"}},"topics":[{"id":"https://openalex.org/T10270","display_name":"Blockchain Technology Applications and Security","score":0.9977999925613403,"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/T11995","display_name":"FinTech, Crowdfunding, Digital Finance","score":0.9972000122070312,"subfield":{"id":"https://openalex.org/subfields/1404","display_name":"Management Information Systems"},"field":{"id":"https://openalex.org/fields/14","display_name":"Business, Management and Accounting"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11644","display_name":"Spam and Phishing Detection","score":0.9855999946594238,"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/computer-science","display_name":"Computer science","score":0.663977324962616},{"id":"https://openalex.org/keywords/exploit","display_name":"Exploit","score":0.5893985629081726},{"id":"https://openalex.org/keywords/payment","display_name":"Payment","score":0.5561363697052002},{"id":"https://openalex.org/keywords/cash","display_name":"Cash","score":0.5509763956069946},{"id":"https://openalex.org/keywords/credit-card","display_name":"Credit card","score":0.47062328457832336},{"id":"https://openalex.org/keywords/finance","display_name":"Finance","score":0.34370583295822144},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3311043381690979},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.30510783195495605},{"id":"https://openalex.org/keywords/business","display_name":"Business","score":0.22293859720230103},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.13509652018547058}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.663977324962616},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.5893985629081726},{"id":"https://openalex.org/C145097563","wikidata":"https://www.wikidata.org/wiki/Q1148747","display_name":"Payment","level":2,"score":0.5561363697052002},{"id":"https://openalex.org/C2778083465","wikidata":"https://www.wikidata.org/wiki/Q693464","display_name":"Cash","level":2,"score":0.5509763956069946},{"id":"https://openalex.org/C2983355114","wikidata":"https://www.wikidata.org/wiki/Q161380","display_name":"Credit card","level":3,"score":0.47062328457832336},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.34370583295822144},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3311043381690979},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.30510783195495605},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.22293859720230103},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.13509652018547058}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3534678.3539252","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3534678.3539252","pdf_url":null,"source":{"id":"https://openalex.org/S4363608767","display_name":"Proceedings of the 28th ACM SIGKDD Conference on Knowledge Discovery and Data Mining","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 28th ACM SIGKDD Conference on Knowledge Discovery and Data Mining","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.41999998688697815,"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W81017276","https://openalex.org/W614715210","https://openalex.org/W1535144194","https://openalex.org/W1964419312","https://openalex.org/W2020742901","https://openalex.org/W2089554624","https://openalex.org/W2096266510","https://openalex.org/W2121526866","https://openalex.org/W2133591726","https://openalex.org/W2149329415","https://openalex.org/W2248736178","https://openalex.org/W2282288858","https://openalex.org/W2337240321","https://openalex.org/W2586047314","https://openalex.org/W2613993493","https://openalex.org/W2768675614","https://openalex.org/W2786577118","https://openalex.org/W2904890881","https://openalex.org/W2914166707","https://openalex.org/W2953102514","https://openalex.org/W2972105914","https://openalex.org/W2997619488","https://openalex.org/W3009006131","https://openalex.org/W3012901223","https://openalex.org/W3033991488","https://openalex.org/W3080290478","https://openalex.org/W3132772103","https://openalex.org/W6600639816"],"related_works":["https://openalex.org/W342241368","https://openalex.org/W1815903729","https://openalex.org/W2619218606","https://openalex.org/W2933038911","https://openalex.org/W2262119830","https://openalex.org/W4322194723","https://openalex.org/W2916474390","https://openalex.org/W2953262589","https://openalex.org/W3112721924","https://openalex.org/W4315865637"],"abstract_inverted_index":{"Cash-out":[0],"fraud":[1],"refers":[2],"to":[3,45,142,184,195],"the":[4,47,88,111,120,128,189,201,214],"withdrawal":[5],"of":[6,78,109,122,164,182,188,211,216],"cash":[7],"from":[8,116,167],"a":[9,25,75,139,161,180,192,207],"credit":[10,90,113],"card":[11,91,114],"by":[12,106,199],"illegitimate":[13],"payments":[14],"with":[15,27,179],"merchants.":[16],"Conventional":[17],"data-driven":[18],"approaches":[19],"for":[20,61,87],"cash-out":[21,35,104,129,150,165,218,231],"detection":[22,130],"commonly":[23,72],"construct":[24],"classifier":[26],"domain":[28],"specific":[29],"feature":[30],"engineering.":[31],"To":[32,118],"further":[33],"spot":[34,196],"behaviors":[36,166],"in":[37,51,65,93,228],"complex":[38],"scenarios,":[39],"recent":[40],"efforts":[41],"adopt":[42],"graph":[43],"models":[44],"exploit":[46],"interaction":[48],"relations":[49],"rich":[50],"financial":[52,67],"transactions.":[53],"However,":[54],"most":[55],"existing":[56],"graph-based":[57],"methods":[58,71,227],"are":[59,83],"proposed":[60,202],"online":[62,79],"payment":[63],"activities":[64,151,190],"internet":[66],"institutions.":[68],"Moreover,":[69],"these":[70],"rely":[73],"on":[74,101,213,233],"large":[76],"amount":[77],"user":[80],"data,":[81,125],"which":[82],"not":[84],"well":[85],"suitable":[86],"traditional":[89],"services":[92],"commercial":[94],"banks.":[95,117],"In":[96],"this":[97],"paper,":[98],"we":[99,126,137,159,176],"focus":[100],"discerning":[102],"fraudulent":[103],"users":[105,146,232],"taking":[107],"advantage":[108],"only":[110],"personal":[112],"data":[115],"alleviate":[119],"scarcity":[121],"available":[123],"labeled":[124],"formulate":[127],"problem":[131],"as":[132],"identifying":[133],"dense":[134],"blocks.":[135],"First,":[136],"define":[138],"bipartite":[140],"multigraph":[141],"hold":[143],"transactions":[144],"between":[145],"and":[147,155,173,191,236],"merchants,":[148],"where":[149],"generate":[152],"cyclically":[153],"intensive":[154],"high-volume":[156],"flows.":[157],"Second,":[158],"give":[160],"formal":[162],"definition":[163],"four":[168],"perspectives:":[169],"time,":[170],"capital,":[171],"cyclicity,":[172],"topotaxy.":[174],"Then,":[175],"develop":[177],"ANTICO,":[178],"class":[181],"metrics":[183],"capture":[185],"suspicious":[186,197],"signals":[187],"greedy":[193],"algorithm":[194],"blocks":[198],"optimizing":[200],"metric.":[203],"Theoretical":[204],"analysis":[205],"shows":[206],"provable":[208],"upper":[209],"bound":[210],"ANTICO":[212,224],"effectiveness":[215],"detecting":[217,230],"users.":[219],"Experimental":[220],"results":[221],"show":[222],"that":[223],"outperforms":[225],"state-of-the-art":[226],"accurately":[229],"both":[234],"synthetic":[235],"real-world":[237],"banking":[238],"data.":[239]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":3}],"updated_date":"2026-04-18T07:56:08.524223","created_date":"2025-10-10T00:00:00"}