Fraud Detection: Methods of Analysis for Hypergraph Data

  • Authors:
  • Anna Leontjeva;Konstantin Tretyakov;Jaak Vilo;Taavi Tamkivi

  • Affiliations:
  • -;-;-;-

  • Venue:
  • ASONAM '12 Proceedings of the 2012 International Conference on Advances in Social Networks Analysis and Mining (ASONAM 2012)
  • Year:
  • 2012

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Abstract

Hyper graph is a data structure that captures many-to-many relations. It comes up in various contexts, one of those being the task of detecting fraudulent users of an on-line system given known associations between the users and types of activities they take part in. In this work we explore three approaches for applying general-purpose machine learning methods to such data. We evaluate the proposed approaches on a real-life dataset of customers and achieve promising results.