Nonnegative matrix factorization-based privacy-preserving collaborative filtering on cloud computing.
Tao LiYanqing WangYongjun RenYongzhen RenQi QianXi GongPublished in: Trans. Emerg. Telecommun. Technol. (2022)
Keyphrases
- cloud computing
- nonnegative matrix factorization
- privacy preserving
- matrix factorization
- collaborative filtering
- data privacy
- recommender systems
- negative matrix factorization
- privacy preserving data mining
- data management
- distributed computing
- service providers
- least squares
- data representation
- missing data
- sensitive information
- privacy protection
- machine learning
- identity management
- spectral clustering
- data access
- database
- support vector
- real world