Online Projective Nonnegative Matrix Factorization for Large Datasets.
Zhirong YangHe ZhangErkki OjaPublished in: ICONIP (3) (2012)
Keyphrases
- nonnegative matrix factorization
- matrix factorization
- probabilistic latent semantic indexing
- negative matrix factorization
- data representation
- active set
- nonnegative matrix
- least squares
- spectral clustering
- objective function
- principal component analysis
- sparsity constraints
- data sets
- multiscale
- original data
- document clustering
- clustering method
- high dimensional
- feature selection
- machine learning