Anomaly detection is the process of identifying unexpected items or events in data sets, which differ from the normal and it is often applied on unlabeled data which is known as unsupervised anomaly ...

Abstract: Credit card fraud problem is one of the soared issues in present. A huge economical damage has severely impacted the cusses who are using and connected with the credit card and to tackle it ...

In this era of digitalization where everyone prefers online-based transactional activities, this increases the demand for a credit card, the fraudulent cases are increasing day by day which causes ...

The goal of this project is to implement the original Isolation Forest algorithm by Fei Tony Liu, Kai Ming Ting, and Zhi-Hua Zhou. (A later version of this work is also available: Isolation-based ...

So, when applying these strategies, we must be prepared to face a fair number of false positives, i.e., fraud alarms that lead to nothing. In conclusion, we could measure the performance of all ...

Mastercard is using AI to help detect and prevent credit card fraud. The company says the tech can flag unusual patterns and block fraudulent transactions. This article is part of "AI in Action ...