Joint Sparse Coding and Frame Optimization.
Geoff GoehleBenjamin CowenPublished in: IEEE Signal Process. Lett. (2024)
Keyphrases
- sparse coding
- dictionary learning
- natural images
- sparse representation
- image classification
- alternating optimization
- generative model
- linear combination
- discriminative power
- norm minimization
- single image super resolution
- unsupervised learning
- sparse codes
- person re identification
- image representation
- group sparsity
- image patches
- feature space
- denoising
- object category recognition
- machine learning
- multiscale
- maximum likelihood