Sparse Representation of a Spatial Sound Field in a Reverberant Environment.
Shoichi KoyamaLaurent DaudetPublished in: IEEE J. Sel. Top. Signal Process. (2019)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- image classification
- face recognition
- image patches
- compressive sensing
- dimensionality reduction
- regularized least squares
- compressed sensing
- signal processing
- high dimensional data
- negative matrix factorization
- joint optimization
- reconstruction error
- random projections
- piecewise smooth
- object tracking
- spatial information
- image representation
- sparse reconstruction
- neural network
- convex optimization
- image reconstruction
- computer vision
- machine learning
- data mining