Coseparable Nonnegative Matrix Factorization.
Junjun PanMichael NgPublished in: SIAM J. Matrix Anal. Appl. (2023)
Keyphrases
- nonnegative matrix factorization
- probabilistic latent semantic indexing
- data representation
- matrix factorization
- negative matrix factorization
- active set
- spectral clustering
- least squares
- document clustering
- nonnegative matrix
- principal component analysis
- objective function
- metadata
- original data
- sparsity constraints
- dimensionality reduction
- data sets
- information extraction
- feature space
- similarity measure
- face recognition
- factor matrices
- machine learning