11 citations · 26 across the 5 of their papers we have counts for
5 papers
Identifying Hidden Buyers in Darknet Markets via Dirichlet Hawkes Process
Panpan Zheng, Shuhan Yuan, Xintao Wu +1
The darknet markets are notorious black markets in cyberspace, which involve selling or brokering drugs, weapons, stolen credit cards, and other illicit goods. To combat illicit tr…
Insider Threat Detection via Hierarchical Neural Temporal Point Processes
Shuhan Yuan, Panpan Zheng, Xintao Wu +1
Insiders usually cause significant losses to organizations and are hard to detect. Currently, various approaches have been proposed to achieve insider threat detection based on ana…
SAFE: A Neural Survival Analysis Model for Fraud Early Detection
Panpan Zheng, Shuhan Yuan, Xintao Wu
Many online platforms have deployed anti-fraud systems to detect and prevent fraudulent activities. However, there is usually a gap between the time that a user commits a fraudulen…
One-Class Adversarial Nets for Fraud Detection
Panpan Zheng, Shuhan Yuan, Xintao Wu +2
Many online applications, such as online social networks or knowledge bases, are often attacked by malicious users who commit different types of actions such as vandalism on Wikipe…
Wikipedia Vandal Early Detection: from User Behavior to User Embedding
Shuhan Yuan, Panpan Zheng, Xintao Wu +1
Wikipedia is the largest online encyclopedia that allows anyone to edit articles. In this paper, we propose the use of deep learning to detect vandals based on their edit history.…