Fast Multichannel Nonnegative Matrix Factorization with Constraints on Active Source Candidates.
Rintaro IkeshitaYohei KawaguchiKenji NagamatsuPublished in: IWAENC (2018)
Keyphrases
- nonnegative matrix factorization
- probabilistic latent semantic indexing
- negative matrix factorization
- data representation
- active set
- matrix factorization
- principal component analysis
- least squares
- spectral clustering
- nonnegative matrix
- digital libraries
- multiscale
- data mining
- global constraints
- document clustering
- supervised learning
- data analysis