Secure and Verifiable Outsourcing of Large-Scale Nonnegative Matrix Factorization (NMF).
Jia DuanJiantao ZhouYuanman LiPublished in: IEEE Trans. Serv. Comput. (2021)
Keyphrases
- nonnegative matrix factorization
- negative matrix factorization
- probabilistic latent semantic indexing
- matrix factorization
- data representation
- active set
- least squares
- nonnegative matrix
- document clustering
- principal component analysis
- matrix decomposition
- data matrix
- spectral clustering
- sparsity constraints
- objective function
- original data
- image processing
- factor matrices
- low dimensional
- optical flow
- image segmentation
- information retrieval