GCN-Based User Representation Learning for Unifying Robust Recommendation and Fraudster Detection.
Shijie ZhangHongzhi YinTong ChenQuoc Viet Hung NguyenZi HuangLizhen CuiPublished in: SIGIR (2020)
Keyphrases
- learning systems
- user preferences
- learning algorithm
- recommender systems
- prior knowledge
- online learning
- collaborative filtering
- information overload
- detection algorithm
- collaborative learning
- learning process
- reinforcement learning
- object detection
- supervised learning
- relevance feedback
- data mining techniques
- multi class
- active learning
- knowledge acquisition
- anomaly detection
- user interface
- image retrieval
- learning tasks
- partial occlusion
- recommendation systems