Keyphrases
- collaborative filtering
- recommender systems
- privacy preserving
- matrix factorization
- data sparsity
- singular value decomposition
- personal information
- privacy aware
- private information
- deal with information overload
- privacy issues
- personal data
- privacy protection
- user preferences
- probabilistic matrix factorization
- privacy concerns
- personalized recommendation
- hearing aids
- privacy policies
- legal issues
- privacy requirements
- identity management
- dimensionality reduction
- cold start problem
- private data
- making recommendations
- information loss
- security issues
- statistical databases
- bayesian networks
- privacy enhancing
- security concerns
- content based filtering
- watermarking method
- data publishing
- information filtering
- differential privacy
- data privacy
- recommendation systems
- sensitive information