Optimization Methods for Convolutional Sparse Coding.
Hilton BristowSimon LuceyPublished in: CoRR (2014)
Keyphrases
- sparse coding
- optimization methods
- natural images
- sparse representation
- dictionary learning
- image classification
- linear combination
- unsupervised learning
- simulated annealing
- optimization problems
- image representation
- optimization method
- generative model
- discriminative power
- image patches
- deep belief networks
- sparse codes
- efficient optimization
- feature space
- visual words
- high dimensional
- higher order
- input image
- signal processing
- convex relaxation