On Identifiability of Nonnegative Matrix Factorization.
Xiao FuKejun HuangNicholas D. SidiropoulosPublished in: CoRR (2017)
Keyphrases
- nonnegative matrix factorization
- probabilistic latent semantic indexing
- matrix factorization
- negative matrix factorization
- data representation
- active set
- least squares
- nonnegative matrix
- principal component analysis
- objective function
- original data
- spectral clustering
- document clustering
- efficient implementation
- data mining
- semi supervised
- image processing
- text mining
- data analysis
- sparsity constraints
- digital libraries
- object recognition