Partial Identifiability for Nonnegative Matrix Factorization.
Nicolas GillisRóbert RajkóPublished in: CoRR (2022)
Keyphrases
- nonnegative matrix factorization
- probabilistic latent semantic indexing
- negative matrix factorization
- data representation
- matrix factorization
- active set
- spectral clustering
- least squares
- document clustering
- nonnegative matrix
- principal component analysis
- data sets
- original data
- factor matrices
- pattern recognition
- sparsity constraints
- support vector
- objective function