{"id":"https://openalex.org/W2294051514","doi":"https://doi.org/10.5220/0005637104960503","title":"Multiple Behavioral Models: A Divide and Conquer Strategy to Fraud Detection in Financial Data Streams","display_name":"Multiple Behavioral Models: A Divide and Conquer Strategy to Fraud Detection in Financial Data Streams","publication_year":2015,"publication_date":"2015-01-01","ids":{"openalex":"https://openalex.org/W2294051514","doi":"https://doi.org/10.5220/0005637104960503","mag":"2294051514"},"language":"en","primary_location":{"id":"doi:10.5220/0005637104960503","is_oa":true,"landing_page_url":"https://doi.org/10.5220/0005637104960503","pdf_url":null,"source":null,"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 7th International Joint Conference on Knowledge Discovery, Knowledge Engineering and Knowledge Management","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.5220/0005637104960503","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5076632223","display_name":"Roberto Saia","orcid":"https://orcid.org/0000-0002-1734-0437"},"institutions":[{"id":"https://openalex.org/I172446870","display_name":"University of Cagliari","ror":"https://ror.org/003109y17","country_code":"IT","type":"education","lineage":["https://openalex.org/I172446870"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Roberto Saia","raw_affiliation_strings":["Universit\u00e0 di Cagliari, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universit\u00e0 di Cagliari, Italy","institution_ids":["https://openalex.org/I172446870"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008065624","display_name":"Ludovico Boratto","orcid":"https://orcid.org/0000-0002-6053-3015"},"institutions":[{"id":"https://openalex.org/I172446870","display_name":"University of Cagliari","ror":"https://ror.org/003109y17","country_code":"IT","type":"education","lineage":["https://openalex.org/I172446870"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Ludovico Boratto","raw_affiliation_strings":["Universit\u00e0 di Cagliari, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universit\u00e0 di Cagliari, Italy","institution_ids":["https://openalex.org/I172446870"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5069275031","display_name":"Salvatore Carta","orcid":"https://orcid.org/0000-0001-9481-511X"},"institutions":[{"id":"https://openalex.org/I172446870","display_name":"University of Cagliari","ror":"https://ror.org/003109y17","country_code":"IT","type":"education","lineage":["https://openalex.org/I172446870"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Salvatore Carta","raw_affiliation_strings":["Universit\u00e0 di Cagliari, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universit\u00e0 di Cagliari, Italy","institution_ids":["https://openalex.org/I172446870"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I172446870"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"496","last_page":"503"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11652","display_name":"Imbalanced Data Classification Techniques","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T11652","display_name":"Imbalanced Data Classification Techniques","score":0.9998999834060669,"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/T12761","display_name":"Data Stream Mining Techniques","score":0.9994999766349792,"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/T11512","display_name":"Anomaly Detection Techniques and Applications","score":0.9937000274658203,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/exploit","display_name":"Exploit","score":0.7869119644165039},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7814607620239258},{"id":"https://openalex.org/keywords/database-transaction","display_name":"Database transaction","score":0.6455106139183044},{"id":"https://openalex.org/keywords/transaction-data","display_name":"Transaction data","score":0.6444337964057922},{"id":"https://openalex.org/keywords/scarcity","display_name":"Scarcity","score":0.5713721513748169},{"id":"https://openalex.org/keywords/divide-and-conquer-algorithms","display_name":"Divide and conquer algorithms","score":0.5505028367042542},{"id":"https://openalex.org/keywords/order","display_name":"Order (exchange)","score":0.5186571478843689},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.5007932186126709},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.4972846806049347},{"id":"https://openalex.org/keywords/class","display_name":"Class (philosophy)","score":0.48183122277259827},{"id":"https://openalex.org/keywords/confidentiality","display_name":"Confidentiality","score":0.4726478159427643},{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.4720878303050995},{"id":"https://openalex.org/keywords/data-stream-mining","display_name":"Data stream mining","score":0.42094290256500244},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.41863054037094116},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.32488206028938293},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3110433518886566},{"id":"https://openalex.org/keywords/business","display_name":"Business","score":0.17231988906860352},{"id":"https://openalex.org/keywords/finance","display_name":"Finance","score":0.1373504102230072},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.13109204173088074},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.09729492664337158}],"concepts":[{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.7869119644165039},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7814607620239258},{"id":"https://openalex.org/C75949130","wikidata":"https://www.wikidata.org/wiki/Q848010","display_name":"Database transaction","level":2,"score":0.6455106139183044},{"id":"https://openalex.org/C127722929","wikidata":"https://www.wikidata.org/wiki/Q7833714","display_name":"Transaction data","level":3,"score":0.6444337964057922},{"id":"https://openalex.org/C109747225","wikidata":"https://www.wikidata.org/wiki/Q815758","display_name":"Scarcity","level":2,"score":0.5713721513748169},{"id":"https://openalex.org/C71559656","wikidata":"https://www.wikidata.org/wiki/Q671298","display_name":"Divide and conquer algorithms","level":2,"score":0.5505028367042542},{"id":"https://openalex.org/C182306322","wikidata":"https://www.wikidata.org/wiki/Q1779371","display_name":"Order (exchange)","level":2,"score":0.5186571478843689},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.5007932186126709},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.4972846806049347},{"id":"https://openalex.org/C2777212361","wikidata":"https://www.wikidata.org/wiki/Q5127848","display_name":"Class (philosophy)","level":2,"score":0.48183122277259827},{"id":"https://openalex.org/C71745522","wikidata":"https://www.wikidata.org/wiki/Q2476929","display_name":"Confidentiality","level":2,"score":0.4726478159427643},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.4720878303050995},{"id":"https://openalex.org/C89198739","wikidata":"https://www.wikidata.org/wiki/Q3079880","display_name":"Data stream mining","level":2,"score":0.42094290256500244},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.41863054037094116},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.32488206028938293},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3110433518886566},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.17231988906860352},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.1373504102230072},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.13109204173088074},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.09729492664337158},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"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/C175444787","wikidata":"https://www.wikidata.org/wiki/Q39072","display_name":"Microeconomics","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/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.5220/0005637104960503","is_oa":true,"landing_page_url":"https://doi.org/10.5220/0005637104960503","pdf_url":null,"source":null,"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 7th International Joint Conference on Knowledge Discovery, Knowledge Engineering and Knowledge Management","raw_type":"proceedings-article"},{"id":"pmh:oai:iris.unica.it:11584/184318","is_oa":false,"landing_page_url":"http://hdl.handle.net/11584/184318","pdf_url":null,"source":{"id":"https://openalex.org/S4377196293","display_name":"UNICA IRIS Institutional Research Information System (University of Cagliari)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I172446870","host_organization_name":"University of Cagliari","host_organization_lineage":["https://openalex.org/I172446870"],"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":"info:eu-repo/semantics/conferencePaper"}],"best_oa_location":{"id":"doi:10.5220/0005637104960503","is_oa":true,"landing_page_url":"https://doi.org/10.5220/0005637104960503","pdf_url":null,"source":null,"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 7th International Joint Conference on Knowledge Discovery, Knowledge Engineering and Knowledge Management","raw_type":"proceedings-article"},"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","score":0.6299999952316284,"id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W64908097","https://openalex.org/W146100937","https://openalex.org/W1512798931","https://openalex.org/W1602011302","https://openalex.org/W1636210188","https://openalex.org/W1941659294","https://openalex.org/W1977436113","https://openalex.org/W1993220166","https://openalex.org/W2009727399","https://openalex.org/W2045049630","https://openalex.org/W2088402748","https://openalex.org/W2136903812","https://openalex.org/W2318628205","https://openalex.org/W2321318280","https://openalex.org/W3146166473"],"related_works":["https://openalex.org/W4387497383","https://openalex.org/W3183948672","https://openalex.org/W3173606202","https://openalex.org/W3110381201","https://openalex.org/W2948807893","https://openalex.org/W2935909890","https://openalex.org/W2778153218","https://openalex.org/W2758277628","https://openalex.org/W1531601525","https://openalex.org/W2184815273"],"abstract_inverted_index":{"The":[0,49,251],"exponential":[1],"and":[2,18,71,142,203],"rapid":[3],"growth":[4],"of":[5,22,25,39,51,75,84,97,125,135,166,174,206,253,264,272],"the":[6,11,16,20,23,31,37,46,69,72,76,82,91,95,110,119,132,136,181,185,200,213,232,241,247,254,265,270,273],"E-commerce":[7],"based":[8,130],"both":[9,199],"on":[10,19,131,171],"new":[12,111,158],"opportunities":[13],"offered":[14],"by":[15,145,223,259],"Internet,":[17],"spread":[21],"use":[24,211],"debit":[26],"or":[27],"credit":[28,281],"cards":[29],"in":[30,113,160,177,219,231],"online":[32],"purchases,":[33],"has":[34],"strongly":[35],"increased":[36],"number":[38],"frauds,":[40],"causing":[41],"large":[42],"economic":[43],"losses":[44],"to":[45,55,64,108,155,162,179,184,195,237],"involved":[47],"businesses.":[48],"design":[50],"effective":[52],"strategies":[53,112],"able":[54],"face":[56],"this":[57,175],"problem":[58,244],"is":[59,94,257],"however":[60],"particularly":[61],"challenging,":[62],"due":[63],"several":[65],"factors,":[66],"such":[67],"as":[68,79,81,275],"heterogeneity":[70],"non-stationary":[73],"distribution":[74],"data":[77,115,242],"stream,":[78],"well":[80],"presence":[83],"an":[85],"imbalanced":[86],"class":[87],"distribution.":[88],"To":[89],"complicate":[90],"problem,":[92],"there":[93],"scarcity":[96],"public":[98],"datasets":[99],"for":[100],"confidentiality":[101],"issues,":[102],"which":[103,152],"does":[104],"not":[105,193],"allow":[106],"researchers":[107],"verify":[109],"many":[114],"contexts.":[116],"Differently":[117],"from":[118],"canonical":[120],"stateof-":[121],"the-art":[122],"strategies,":[123],"instead":[124],"defining":[126,146],"a":[127,140,157,207,220,235,279],"unique":[128],"model":[129],"past":[133,201],"transactions":[134,205,226],"users,":[137],"we":[138,153,216],"follow":[139],"Divide":[141],"Conquer":[143],"strategy,":[144],"multiple":[147],"models":[148,182,191],"(user":[149],"behavioral":[150],"patterns),":[151],"exploit":[154],"evaluate":[156],"transaction,":[159],"order":[161,178],"detect":[163],"potential":[164],"attempts":[165],"fraud.":[167],"We":[168],"can":[169,217],"act":[170],"some":[172],"parameters":[173],"process,":[176],"adapt":[180],"sensitivity":[183],"operating":[186],"environment.":[187],"Considering":[188],"that":[189,227,245],"our":[190],"do":[192],"need":[194],"be":[196],"trained":[197],"with":[198,262],"legitimate":[202,214],"fraudulent":[204,225],"user,":[208],"since":[209],"they":[210],"only":[212],"ones,":[215],"operate":[218],"proactive":[221],"manner,":[222],"detecting":[224],"have":[228],"never":[229],"occurred":[230],"past.":[233],"Such":[234],"way":[236],"proceed":[238],"also":[239],"overcomes":[240],"imbalance":[243],"afflicts":[246],"machine":[248],"learning":[249],"approaches.":[250],"evaluation":[252],"proposed":[255],"approach":[256],"performed":[258],"comparing":[260],"it":[261],"one":[263],"most":[266],"performant":[267],"approaches":[268],"at":[269],"state":[271],"art":[274],"Random":[276],"Forests,":[277],"using":[278],"real-world":[280],"card.":[282]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}