Informed Group-Sparse Representation for Singing Voice Separation.
Tak-Shing ChanYi-Hsuan YangPublished in: IEEE Signal Process. Lett. (2017)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- face recognition
- random projections
- compressive sensing
- compressed sensing
- image representation
- image classification
- negative matrix factorization
- reconstruction error
- image patches
- sparse approximations
- object tracking
- signal processing
- joint optimization
- test images
- high dimensional data
- regularized least squares
- sparse reconstruction
- higher order
- piecewise smooth
- sparsity constraints
- dimensionality reduction
- feature selection
- neural network
- norm minimization
- database