Manipulating Federated Recommender Systems: Poisoning with Synthetic Users and Its Countermeasures.
Wei YuanQuoc Viet Hung NguyenTieke HeLiang ChenHongzhi YinPublished in: CoRR (2023)
Keyphrases
- recommender systems
- countermeasures
- collaborative filtering
- user profiles
- information security
- information overload
- recommendation quality
- user model
- implicit feedback
- user modeling
- cold start problem
- data sparsity
- active user
- user preferences
- user interaction
- matrix factorization
- user interests
- recommendation systems
- product recommendation
- user profiling
- content based filtering
- power analysis
- recommendation algorithms
- user feedback
- user interface
- user ratings
- online dating
- trust aware
- information warfare
- real world
- rural areas
- item based collaborative filtering
- collaborative filtering recommender systems
- security measures
- collaborative filtering algorithms
- cold start
- anomaly detection
- digital libraries
- e learning
- web pages