نتایج جستجو برای: fraud

تعداد نتایج: 8526  

2016
Mohamed Hegazy Ahmed Madian Mohamed Ragaie

This paper aimed to build unified pattern per customer not only represent normal behavior but also Fraud pattern that’s represented previously and confirmed as fraud transactions that’s facilitate studding fraudsters behavior. An enhancement for the proposed algorithm of Fraud Miner has been proposed. This enhancement involves introducing LINGO clustering Data mining algorithm by replacing Apri...

2012
Masoumeh Zareapoor

Financial fraud is increasing significantly with the development of modern technology and the global superhighways of communication, resulting in the loss of billions of dollars worldwide each year. The companies and financial institution loose huge amounts due to fraud and fraudsters continuously try to find new rules and tactics to commit illegal actions. Thus, fraud detection systems have be...

2011
Asadul K. Islam Malcolm Corney George Mohay Andrew Clark Shane Bracher Tobias Raub Ulrich Flegel

In today’s technological age, fraud has become more complicated, and increasingly more difficult to detect, especially when it is collusive in nature. Different fraud surveys showed that the median loss from collusive fraud is much greater than fraud perpetrated by a single person. Despite its prevalence and potentially devastating effects, collusion is commonly overlooked as an organizational ...

2010
Hai-Tao Zheng Yong Jiang Lei Zhang

With the rapid growth of the netizen population in China, more and more internet frauds are committed. Many people suffer from internet frauds by losing wealth or other valuable things. To prevent internet frauds, we first need to discover the methods in which internet frauds are conducted. In this paper, we investigate and categorize the internet frauds in China. So far, there are typically si...

Journal: :Therapie 2007
Nicholas Moore Yves Juillet Pierre-Henri Bertoye

The integrity of the data from clinical trials and of its use is an essential element of the scientific method, and of the trust one can have in this method. There are many examples of fraud, and they recur regularly. The objective of this round table was to work on the definition of fraud, on its recognition and prevention especially in the institutional system. Fraud involves an active decisi...

2013
Hoda Eldardiry Juan Liu Ying Zhang

Fraud detection in healthcare is an important yet difficult problem. We present a fraud screening solution to identify suspicious pharmacies from a large dataset of pharmacy claims. Our solution has stemmed from collaboration with medical claim investigators and proven usefulness to investigators by discovering real fraud cases. We focus on a concrete problem of probabilistic outlier detection ...

2017
Victor R. van der Geest David Weisburd Arjan A. J. Blokland

This study describes the criminal careers of offenders convicted of fraud, distinguishing different career dimensions such as intermittency, versatility and specialization. Results indicate that most fraud offenders are versatile in the sense that they also have significant criminal records for other serious offending (that is, not fraud). At the same time they are also specialized in fraud. Wh...

2007
Lei Gao Rajendra P. Srivastava Theodore J. Mock

This paper investigates how fraud schemes can be integrated into the fraud risk assessment process and be incorporated into audit planning. A framework for assessing fraud risk using an evidential reasoning approach based on the belief-function formalism was developed in this paper. The framework extends fraud risk assessment models in prior fraud research in three respects. First, it integrate...

With the advancement of technology, the use of ATM and credit cards are increased. Cyber fraud and theft are the kinds of threat which result in using these Technologies. It is therefore inevitable to use fraud detection algorithms to prevent fraudulent use of bank cards. Credit card fraud can be thought of as a form of identity theft that consists of an unauthorized access to another person's ...

2014
Hans-Joachim Lenz

We try to present a first broad overview on data fraud, and give hints to data fraud detection (DFD). Especially, we show examples of data fraud that happened at anytime of human mankind, all around the world, and affects all kind of human activities. For instance, betrayers are entities of the society, industry, banks, services, health-care, non-profit organizations, art, science, media or eve...

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