Secure Federated Matrix Factorization.
Di ChaiLeye WangKai ChenQiang YangPublished in: IEEE Intell. Syst. (2021)
Keyphrases
- matrix factorization
- collaborative filtering
- low rank
- recommender systems
- missing data
- negative matrix factorization
- factorization methods
- data sparsity
- nonnegative matrix factorization
- factor analysis
- stochastic gradient descent
- data matrix
- variational bayesian
- personalized ranking
- feature space
- item recommendation
- implicit feedback
- high dimensional