New SVD-based collaborative filtering algorithms with differential privacy.
Zhengzheng XianQiliang LiXiaoyu HuangLei LiPublished in: J. Intell. Fuzzy Syst. (2017)
Keyphrases
- collaborative filtering algorithms
- differential privacy
- collaborative filtering
- differentially private
- recommender systems
- user preferences
- privacy preserving
- data sparsity
- privacy guarantees
- user ratings
- data sharing
- privacy preservation
- trust model
- data privacy
- personal information
- matrix factorization
- data sets
- machine learning
- social networking
- user behavior
- prediction accuracy
- cold start
- peer to peer
- information retrieval systems