{"id":"https://openalex.org/W3097966833","doi":"https://doi.org/10.1108/dta-05-2020-0103","title":"Who is the boss? Identifying key roles in telecom fraud network via centrality-guided deep random walk","display_name":"Who is the boss? Identifying key roles in telecom fraud network via centrality-guided deep random walk","publication_year":2020,"publication_date":"2020-11-03","ids":{"openalex":"https://openalex.org/W3097966833","doi":"https://doi.org/10.1108/dta-05-2020-0103","mag":"3097966833"},"language":"en","primary_location":{"id":"doi:10.1108/dta-05-2020-0103","is_oa":false,"landing_page_url":"https://doi.org/10.1108/dta-05-2020-0103","pdf_url":null,"source":{"id":"https://openalex.org/S152623109","display_name":"Program electronic library and information systems","issn_l":"0033-0337","issn":["0033-0337","1758-7301","2514-9288","2514-9318"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319811","host_organization_name":"Emerald Publishing Limited","host_organization_lineage":["https://openalex.org/P4310319811"],"host_organization_lineage_names":["Emerald Publishing Limited"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Data Technologies and Applications","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/A5101424295","display_name":"Yi-Chun Chang","orcid":"https://orcid.org/0000-0002-6735-7499"},"institutions":[{"id":"https://openalex.org/I16733864","display_name":"National Taiwan University","ror":"https://ror.org/05bqach95","country_code":"TW","type":"education","lineage":["https://openalex.org/I16733864"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Yi-Chun Chang","raw_affiliation_strings":["Department of Information Management, National Taiwan University, Taipei, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Information Management, National Taiwan University, Taipei, Taiwan","institution_ids":["https://openalex.org/I16733864"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030271774","display_name":"Kuan-Ting Lai","orcid":"https://orcid.org/0000-0002-8497-1562"},"institutions":[{"id":"https://openalex.org/I118292597","display_name":"National Taipei University of Technology","ror":"https://ror.org/00cn92c09","country_code":"TW","type":"education","lineage":["https://openalex.org/I118292597"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Kuan-Ting Lai","raw_affiliation_strings":["Department of Electronic Engineering, National Taipei University of Technology, Taipei, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, National Taipei University of Technology, Taipei, Taiwan","institution_ids":["https://openalex.org/I118292597"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101732324","display_name":"Seng\u2010Cho T. Chou","orcid":null},"institutions":[{"id":"https://openalex.org/I16733864","display_name":"National Taiwan University","ror":"https://ror.org/05bqach95","country_code":"TW","type":"education","lineage":["https://openalex.org/I16733864"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Seng-Cho T. Chou","raw_affiliation_strings":["Department of Information Management, National Taiwan University, Taipei, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Information Management, National Taiwan University, Taipei, Taiwan","institution_ids":["https://openalex.org/I16733864"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054694404","display_name":"Wei\u2010Chuan Chiang","orcid":"https://orcid.org/0000-0002-1228-6267"},"institutions":[{"id":"https://openalex.org/I118292597","display_name":"National Taipei University of Technology","ror":"https://ror.org/00cn92c09","country_code":"TW","type":"education","lineage":["https://openalex.org/I118292597"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Wei-Chuan Chiang","raw_affiliation_strings":["Department of Electronic Engineering, National Taipei University of Technology, Taipei, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, National Taipei University of Technology, Taipei, Taiwan","institution_ids":["https://openalex.org/I118292597"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5077898535","display_name":"Yuan-Chen Lin","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yuan-Chen Lin","raw_affiliation_strings":["Anti-Fraud Center, Criminal Investigation Bureau, Taipei, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Anti-Fraud Center, Criminal Investigation Bureau, Taipei, Taiwan","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.3435,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.87495047,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"55","issue":"1","first_page":"1","last_page":"18"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11838","display_name":"Crime, Illicit Activities, and Governance","score":0.998199999332428,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"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/T11838","display_name":"Crime, Illicit Activities, and Governance","score":0.998199999332428,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"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/T10574","display_name":"Crime Patterns and Interventions","score":0.9976999759674072,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"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/T12519","display_name":"Cybercrime and Law Enforcement Studies","score":0.9955000281333923,"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/centrality","display_name":"Centrality","score":0.8621301054954529},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6705465316772461},{"id":"https://openalex.org/keywords/random-walk","display_name":"Random walk","score":0.6536914706230164},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.6183000206947327},{"id":"https://openalex.org/keywords/social-network-analysis","display_name":"Social network analysis","score":0.5493582487106323},{"id":"https://openalex.org/keywords/social-network","display_name":"Social network (sociolinguistics)","score":0.5140808820724487},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.4750673472881317},{"id":"https://openalex.org/keywords/network-analysis","display_name":"Network analysis","score":0.45988190174102783},{"id":"https://openalex.org/keywords/network-science","display_name":"Network science","score":0.4422713816165924},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3467866778373718},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.3391018509864807},{"id":"https://openalex.org/keywords/social-media","display_name":"Social media","score":0.30933356285095215},{"id":"https://openalex.org/keywords/complex-network","display_name":"Complex network","score":0.29589053988456726},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.17061281204223633},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.10816803574562073},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.10010483860969543}],"concepts":[{"id":"https://openalex.org/C53811970","wikidata":"https://www.wikidata.org/wiki/Q5062194","display_name":"Centrality","level":2,"score":0.8621301054954529},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6705465316772461},{"id":"https://openalex.org/C121194460","wikidata":"https://www.wikidata.org/wiki/Q856741","display_name":"Random walk","level":2,"score":0.6536914706230164},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.6183000206947327},{"id":"https://openalex.org/C114713312","wikidata":"https://www.wikidata.org/wiki/Q7551269","display_name":"Social network analysis","level":3,"score":0.5493582487106323},{"id":"https://openalex.org/C4727928","wikidata":"https://www.wikidata.org/wiki/Q17164759","display_name":"Social network (sociolinguistics)","level":3,"score":0.5140808820724487},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.4750673472881317},{"id":"https://openalex.org/C32946077","wikidata":"https://www.wikidata.org/wiki/Q618079","display_name":"Network analysis","level":2,"score":0.45988190174102783},{"id":"https://openalex.org/C137753397","wikidata":"https://www.wikidata.org/wiki/Q2434424","display_name":"Network science","level":3,"score":0.4422713816165924},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3467866778373718},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.3391018509864807},{"id":"https://openalex.org/C518677369","wikidata":"https://www.wikidata.org/wiki/Q202833","display_name":"Social media","level":2,"score":0.30933356285095215},{"id":"https://openalex.org/C34947359","wikidata":"https://www.wikidata.org/wiki/Q665189","display_name":"Complex network","level":2,"score":0.29589053988456726},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.17061281204223633},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.10816803574562073},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.10010483860969543},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1108/dta-05-2020-0103","is_oa":false,"landing_page_url":"https://doi.org/10.1108/dta-05-2020-0103","pdf_url":null,"source":{"id":"https://openalex.org/S152623109","display_name":"Program electronic library and information systems","issn_l":"0033-0337","issn":["0033-0337","1758-7301","2514-9288","2514-9318"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319811","host_organization_name":"Emerald Publishing Limited","host_organization_lineage":["https://openalex.org/P4310319811"],"host_organization_lineage_names":["Emerald Publishing Limited"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Data Technologies and Applications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.800000011920929,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W1607260962","https://openalex.org/W1636210188","https://openalex.org/W1888005072","https://openalex.org/W1993405431","https://openalex.org/W2015276481","https://openalex.org/W2031443696","https://openalex.org/W2077573113","https://openalex.org/W2086236971","https://openalex.org/W2097463364","https://openalex.org/W2153579005","https://openalex.org/W2154851992","https://openalex.org/W2292476332","https://openalex.org/W2366141641","https://openalex.org/W2493410043","https://openalex.org/W2511888406","https://openalex.org/W2556961662","https://openalex.org/W2770350041","https://openalex.org/W2808867307","https://openalex.org/W2889403198","https://openalex.org/W2909726747","https://openalex.org/W2910263779"],"related_works":["https://openalex.org/W2626653991","https://openalex.org/W2611574733","https://openalex.org/W4386562244","https://openalex.org/W1663961612","https://openalex.org/W2161532087","https://openalex.org/W1515007544","https://openalex.org/W2046736422","https://openalex.org/W2941456333","https://openalex.org/W2904868555","https://openalex.org/W4383560764"],"abstract_inverted_index":{"Purpose":[0],"Telecommunication":[1],"(telecom)":[2],"fraud":[3,20,36,48,190,204,233,283,301,322],"is":[4,32,110,146,200,316],"one":[5],"of":[6,47,54,72,106,124,137,156,171,252,311,320],"the":[7,13,22,35,44,97,121,135,154,161,168,184,201,263,290,296,309,312,317],"most":[8],"common":[9,55],"crimes":[10],"and":[11,28,89,117,141,173,220,226,241,257,276,303],"causes":[12],"greatest":[14],"financial":[15],"losses.":[16],"To":[17,182,308],"effectively":[18],"eradicate":[19],"groups,":[21],"key":[23,177,229,297],"fraudsters":[24,196],"must":[25],"be":[26,260],"identified":[27,228],"captured.":[29],"One":[30],"strategy":[31],"to":[33,85,95,133,206,244,279,324],"analyze":[34],"interaction":[37],"network":[38,41,143,205,323],"using":[39,153],"social":[40,56,142],"analysis.":[42],"However,":[43],"underlying":[45],"structures":[46],"networks":[49],"are":[50],"different":[51],"from":[52],"those":[53],"networks,":[57,107],"which":[58,145,199],"makes":[59],"traditional":[60,217],"indicators":[61],"such":[62,254],"as":[63,158,255],"centrality":[64,155,218],"not":[65,119],"directly":[66],"applicable.":[67],"Recently,":[68],"a":[69,130,187,232,246,269,280,300],"new":[70,131,281],"line":[71],"research":[73],"called":[74,147],"deep":[75,92,138,149,222,273],"random":[76,83,108,139,150,164,223,274],"walk":[77,109,140,224],"has":[78],"emerged.":[79],"These":[80],"methods":[81],"utilize":[82],"walks":[84,165],"explore":[86],"local":[87,114],"information":[88],"then":[90],"apply":[91],"learning":[93],"algorithms":[94,225],"learn":[96],"representative":[98],"feature":[99],"vectors.":[100],"Although":[101],"effective":[102],"for":[103,112],"many":[104],"types":[105],"used":[111,239],"discovering":[113],"structural":[115],"equivalence":[116],"does":[118],"consider":[120,167],"global":[122,169],"properties":[123],"nodes.":[125],"Design/methodology/approach":[126],"The":[127,209,237],"authors":[128],"proposed":[129,211,268],"method":[132,212,292],"combine":[134],"merits":[136],"analysis,":[144],"centrality-guided":[148,272],"walk.":[151],"By":[152],"nodes":[157,172],"edge":[159],"weights,":[160],"authors\u2019":[162,185,210,291,313],"biased":[163],"implicitly":[166],"importance":[170],"can":[174,259,293],"thus":[175],"find":[176],"fraudster":[178],"roles":[179,230,298],"more":[180,249],"accurately.":[181],"evaluate":[183],"algorithm,":[186,271],"real":[188],"telecom":[189,203,282,321],"data":[191,284],"set":[192],"with":[193],"around":[194],"562":[195],"was":[197],"built,":[198],"largest":[202,318],"date.":[207,325],"Findings":[208],"achieved":[213],"better":[214],"results":[215,287],"than":[216],"indices":[219],"various":[221],"successfully":[227,294],"in":[231,262,299],"network.":[234],"Research":[235],"limitations/implications":[236],"study":[238],"co-offending":[240],"flight":[242],"record":[243],"construct":[245],"criminal":[247],"network,":[248],"interpersonal":[250],"relationships":[251],"fraudsters,":[253],"friendships":[256],"relatives,":[258],"included":[261],"future.":[264],"Originality/value":[265],"This":[266],"paper":[267],"novel":[270],"walk,":[275],"applied":[277],"it":[278,315],"set.":[285],"Experimental":[286],"show":[288],"that":[289],"identify":[295],"group":[302],"outperform":[304],"other":[305],"baseline":[306],"methods.":[307],"best":[310],"knowledge,":[314],"analysis":[319]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2023,"cited_by_count":3},{"year":2021,"cited_by_count":1}],"updated_date":"2026-07-28T07:46:37.118299","created_date":"2025-10-10T00:00:00"}
