Federated one-class collaborative filtering via privacy-aware non-sampling matrix factorization.
Pengqing HuEnyue YangWeike PanXiaogang PengZhong MingPublished in: Knowl. Based Syst. (2022)
Keyphrases
- matrix factorization
- privacy aware
- personal information
- collaborative filtering
- recommender systems
- low rank
- nonnegative matrix factorization
- negative matrix factorization
- factorization methods
- privacy preservation
- random sampling
- missing data
- data sources
- location based services
- user interaction
- access control
- privacy policies
- role based access control
- feature space
- data sets