This position paper reports on ongoing work where three clustering and visualisation techniques for large document collections – developed at the Joint Research Centre (JRC) – are applied to textual data to support the European Commission’s investigation on suspected fraud cases. The techniques are (a) an implementation of the neural network application WEBSOM, (b) hierarchical cluster analysis...

Online escrow is an emerging trust service in consumer-to-consumer auction markets to protect online traders from Internet fraud. This paper reports an empirical study on the factors affecting traders’ risk perception and their adoption of online escrow service. A web-based C2C auction experimental system has been implemented to dynamically collect subjects’ risk behavior during experiments. Th...

Older adults are more at risk to become a victim of consumer fraud than any other type of crime (Carcach et al., 2001) but the research on the psychological profiles of senior fraud victims is lacking. To bridge this significant gap, we surveyed 151 (120 female, 111 Caucasian) community-dwelling older adults in Southern Ontario between 60 and 90 years of age about their experiences with fraud. ...

Fraud is an increasing phenomenon as shown in many surveys carried out by leading international consulting companies in the last years. Despite the evolution of electronic payments and hacking techniques there is still a strong human component in fraud schemes. Conflict of interest in particular is the main contributing factor to the success of internal fraud. In such cases anomaly detection to...