GCN-Based User Representation Learning for Unifying Robust Recommendation and Fraudster Detection

20 May 2020Shijie ZhangHongzhi YinTong ChenQuoc Viet Nguyen HungZi HuangLizhen Cui

In recent years, recommender system has become an indispensable function in all e-commerce platforms. The review rating data for a recommender system typically comes from open platforms, which may attract a group of malicious users to deliberately insert fake feedback in an attempt to bias the recommender system to their favour... (read more)

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