Efficient Algorithms for Convolutional Sparse Representations.
Brendt WohlbergPublished in: IEEE Trans. Image Process. (2016)
Keyphrases
- sparse representation
- sparse coding
- dictionary learning
- image classification
- image patches
- compressive sensing
- image representation
- face recognition
- signal processing
- dimensionality reduction
- compressed sensing
- random projections
- joint optimization
- object tracking
- negative matrix factorization
- regularized least squares
- test images
- sparse reconstruction
- norm minimization
- single image super resolution
- high dimensional data
- orthogonal matching pursuit
- neural network
- natural images
- feature space
- pattern recognition
- multiscale
- feature extraction