منابع مشابه
Fraud in health care and organized crime.
James F. Dube, JD falSe ClaimS to mediCare and mediCaid are nothing new. Billions of dollars are being lost in Medicare and Medicaid programs to waste, fraud and abuse. Fraud has been characterized by the FBI as intentional deception or misrepresentation of facts to gain an illegitimate benefit. Abuse has been defined as unnecessary costs associated with actions and services that are inconsis...
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We propose a fraud detection method based on the user accounts visualization and threshold-type detection. The visualization technique employed in our approach is the Self-Organizing Map (SOM). Since the SOM technique in its original form visualizes only the vectors, and the user accounts are represented in our work as the matrices storing a collection of records reflecting the user sequential ...
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ژورنال
عنوان ژورنال: Criminology & Criminal Justice
سال: 2008
ISSN: 1748-8958,1748-8966
DOI: 10.1177/1748895808096470