Virtual label constraint Nonnegative Matrix Factorization.
Xiaobing PeiChangqing ChenWeihua GongPublished in: FSKD (2015)
Keyphrases
- nonnegative matrix factorization
- sparsity constraints
- matrix factorization
- probabilistic latent semantic indexing
- negative matrix factorization
- active set
- data representation
- least squares
- nonnegative matrix
- principal component analysis
- spectral clustering
- objective function
- original data
- training data
- signal processing
- global constraints