{"id":"https://openalex.org/W2074907202","doi":"https://doi.org/10.1145/2063576.2064002","title":"A machine-learned proactive moderation system for auction fraud detection","display_name":"A machine-learned proactive moderation system for auction fraud detection","publication_year":2011,"publication_date":"2011-10-24","ids":{"openalex":"https://openalex.org/W2074907202","doi":"https://doi.org/10.1145/2063576.2064002","mag":"2074907202"},"language":"en","primary_location":{"id":"doi:10.1145/2063576.2064002","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2063576.2064002","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 20th ACM international conference on Information and knowledge management","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/A5100425225","display_name":"Liang Zhang","orcid":"https://orcid.org/0000-0002-5805-7099"},"institutions":[{"id":"https://openalex.org/I4210134091","display_name":"Yahoo (United States)","ror":"https://ror.org/040dkzz12","country_code":"US","type":"company","lineage":["https://openalex.org/I4210134091"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Liang Zhang","raw_affiliation_strings":["Yahoo! Labs, Sunnyvale, CA, USA","Yahoo! Labs., Sunnyvale, CA, USA"],"affiliations":[{"raw_affiliation_string":"Yahoo! Labs, Sunnyvale, CA, USA","institution_ids":["https://openalex.org/I4210134091"]},{"raw_affiliation_string":"Yahoo! Labs., Sunnyvale, CA, USA","institution_ids":["https://openalex.org/I4210134091"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029123550","display_name":"Jie Yang","orcid":"https://orcid.org/0000-0002-0350-0313"},"institutions":[{"id":"https://openalex.org/I4210134091","display_name":"Yahoo (United States)","ror":"https://ror.org/040dkzz12","country_code":"US","type":"company","lineage":["https://openalex.org/I4210134091"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jie Yang","raw_affiliation_strings":["Yahoo! Labs, Sunnyvale, CA, USA","Yahoo! Labs., Sunnyvale, CA, USA"],"affiliations":[{"raw_affiliation_string":"Yahoo! Labs, Sunnyvale, CA, USA","institution_ids":["https://openalex.org/I4210134091"]},{"raw_affiliation_string":"Yahoo! Labs., Sunnyvale, CA, USA","institution_ids":["https://openalex.org/I4210134091"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101781459","display_name":"Wei Chu","orcid":"https://orcid.org/0000-0002-7166-5443"},"institutions":[{"id":"https://openalex.org/I4210108985","display_name":"Bellevue Hospital Center","ror":"https://ror.org/01ky34z31","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1283621791","https://openalex.org/I4210086933","https://openalex.org/I4210108985"]},{"id":"https://openalex.org/I1290206253","display_name":"Microsoft (United States)","ror":"https://ror.org/00d0nc645","country_code":"US","type":"company","lineage":["https://openalex.org/I1290206253"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Wei Chu","raw_affiliation_strings":["Microsoft, Bellevue, WA, USA"],"affiliations":[{"raw_affiliation_string":"Microsoft, Bellevue, WA, USA","institution_ids":["https://openalex.org/I1290206253","https://openalex.org/I4210108985"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5112455964","display_name":"Belle L. Tseng","orcid":null},"institutions":[{"id":"https://openalex.org/I4210134091","display_name":"Yahoo (United States)","ror":"https://ror.org/040dkzz12","country_code":"US","type":"company","lineage":["https://openalex.org/I4210134091"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Belle Tseng","raw_affiliation_strings":["Yahoo! Labs, Sunnyvale, CA, USA","Yahoo! Labs., Sunnyvale, CA, USA"],"affiliations":[{"raw_affiliation_string":"Yahoo! Labs, Sunnyvale, CA, USA","institution_ids":["https://openalex.org/I4210134091"]},{"raw_affiliation_string":"Yahoo! Labs., Sunnyvale, CA, USA","institution_ids":["https://openalex.org/I4210134091"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5100425225"],"corresponding_institution_ids":["https://openalex.org/I4210134091"],"apc_list":null,"apc_paid":null,"fwci":3.07,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.91949637,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"2501","last_page":"2504"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11652","display_name":"Imbalanced Data Classification Techniques","score":0.9991000294685364,"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":0.9991000294685364,"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/T11182","display_name":"Auction Theory and Applications","score":0.9671000242233276,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12535","display_name":"Machine Learning and Data Classification","score":0.9666000008583069,"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/computer-science","display_name":"Computer science","score":0.7424554228782654},{"id":"https://openalex.org/keywords/moderation","display_name":"Moderation","score":0.6970104575157166},{"id":"https://openalex.org/keywords/popularity","display_name":"Popularity","score":0.669586181640625},{"id":"https://openalex.org/keywords/deception","display_name":"Deception","score":0.5724713802337646},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.487836629152298},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.48375391960144043},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.3854883015155792}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7424554228782654},{"id":"https://openalex.org/C93225998","wikidata":"https://www.wikidata.org/wiki/Q1941972","display_name":"Moderation","level":2,"score":0.6970104575157166},{"id":"https://openalex.org/C2780586970","wikidata":"https://www.wikidata.org/wiki/Q1357284","display_name":"Popularity","level":2,"score":0.669586181640625},{"id":"https://openalex.org/C2779267917","wikidata":"https://www.wikidata.org/wiki/Q170028","display_name":"Deception","level":2,"score":0.5724713802337646},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.487836629152298},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.48375391960144043},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.3854883015155792},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/2063576.2064002","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2063576.2064002","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 20th ACM international conference on Information and knowledge management","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.297.3091","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.297.3091","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.gatsby.ucl.ac.uk/~chuwei/paper/p2501-zhang.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7900000214576721,"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":8,"referenced_works":["https://openalex.org/W2005126631","https://openalex.org/W2047028564","https://openalex.org/W2049633694","https://openalex.org/W2051434435","https://openalex.org/W2110119381","https://openalex.org/W2135046866","https://openalex.org/W2135607475","https://openalex.org/W4234698323"],"related_works":["https://openalex.org/W2368605798","https://openalex.org/W2518037665","https://openalex.org/W2348524959","https://openalex.org/W2368049389","https://openalex.org/W2384861574","https://openalex.org/W2952704802","https://openalex.org/W4294565801","https://openalex.org/W2142306706","https://openalex.org/W2477036161","https://openalex.org/W4377226466"],"abstract_inverted_index":{"Online":[0],"auction":[1,59],"and":[2,33,96,104,129],"shopping":[3],"are":[4,14,41,141],"gaining":[5],"popularity":[6],"with":[7,28,90],"the":[8,29,71,108,113,136],"growth":[9],"of":[10,18,31,126,138],"web-based":[11],"eCommerce.":[12],"Criminals":[13],"also":[15,133],"taking":[16],"advantage":[17],"these":[19],"opportunities":[20],"to":[21,43],"conduct":[22],"fraudulent":[23],"activities":[24],"against":[25],"honest":[26],"parties":[27],"purpose":[30],"deception":[32],"illegal":[34],"profit.":[35],"In":[36,100],"practice,":[37],"proactive":[38,72],"moderation":[39,73],"systems":[40],"deployed":[42],"detect":[44],"suspicious":[45],"events":[46],"for":[47],"further":[48],"inspection":[49],"by":[50,54],"human":[51],"experts.":[52],"Motivated":[53],"real-world":[55],"applications":[56],"in":[57,61,70,86,93,146],"commercial":[58],"sites":[60],"Asia,":[62],"we":[63],"develop":[64],"various":[65,117],"advanced":[66],"machine":[67],"learning":[68,88],"techniques":[69],"system.":[74],"Our":[75],"proposed":[76,109],"system":[77,110,115],"is":[78],"formulated":[79],"as":[80],"optimizing":[81],"bounded":[82],"generalized":[83],"linear":[84],"models":[85],"multi-instance":[87],"problems,":[89],"intrinsic":[91],"bias":[92],"selective":[94],"labeling":[95],"massive":[97],"unlabeled":[98],"samples.":[99],"both":[101],"offline":[102],"evaluations":[103],"online":[105],"bucket":[106],"tests,":[107],"significantly":[111],"outperforms":[112],"rule-based":[114],"on":[116],"metrics,":[118],"including":[119],"area":[120],"under":[121],"ROC":[122],"(AUC),":[123],"loss":[124,139],"rate":[125],"labeled":[127],"frauds":[128],"customer":[130],"complaints.":[131],"We":[132],"show":[134],"that":[135],"metrics":[137],"rates":[140],"more":[142],"effective":[143],"than":[144],"AUC":[145],"our":[147],"cases.":[148]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":3}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
