Spectral trajectory estimation using nonnegative matrix factorization for model-based monaural speech separation.
Chun-Man MakTan LeeSiu Wa LeePublished in: ISCSLP (2010)
Keyphrases
- nonnegative matrix factorization
- probabilistic latent semantic indexing
- matrix factorization
- negative matrix factorization
- data representation
- active set
- speech recognition
- spectral clustering
- least squares
- nonnegative matrix
- principal component analysis
- document clustering
- image processing
- sparsity constraints
- speech signal
- original data
- computer vision
- image classification
- image features
- digital libraries
- multiscale
- feature selection