Music Enhancement Using Nonnegative Matrix Factorization with Penalty Masking.
ChingShun LinZong Chao ChengDongLiang ShihPublished in: CSE (2013)
Keyphrases
- nonnegative matrix factorization
- probabilistic latent semantic indexing
- negative matrix factorization
- matrix factorization
- objective function
- least squares
- active set
- data representation
- spectral clustering
- principal component analysis
- nonnegative matrix
- image processing
- original data
- document clustering
- image classification
- factor matrices
- data analysis