Privacy Threats Against Federated Matrix Factorization.
Dashan GaoBen TanCe JuVincent W. ZhengQiang YangPublished in: CoRR (2020)
Keyphrases
- matrix factorization
- security issues
- privacy issues
- collaborative filtering
- security risks
- security services
- low rank
- privacy preserving
- recommender systems
- missing data
- nonnegative matrix factorization
- data sparsity
- negative matrix factorization
- personal information
- information security
- factor analysis
- factorization methods
- factorization method
- variational bayesian
- data mining
- tensor factorization
- high dimensional data
- semi supervised
- item recommendation