ACM Transactions on the Web (TWEB): Volume 11 Issue 4, September 2017
Citation Count: 0
Downloads (6 Weeks): 16, Downloads (12 Months): 167, Downloads (Overall): 222
Full text available:
We address the collusive opinion fraud problem in online review portals, where groups of people work together to deliver deceptive reviews for manipulating the reputations of targeted items. Such collusive fraud is considered much harder to defend against, since the participants (or colluders) can evade detection by shaping their behaviors ...
prediction and inference, Collusive fraud, probabilistic modeling, fraud detection, opinion manipulation