Standard simplex induced clustering with hierarchical deep dictionary learning.
Ulises Rodríguez-DomínguezOscar S. DalmauPublished in: Signal Process. Image Commun. (2023)
Keyphrases
- dictionary learning
- sparse representation
- sparse coding
- unsupervised learning
- image super resolution
- clustering algorithm
- k means
- classifier training
- group sparsity
- discriminative dictionary
- dictionary learning for sparse
- linear programming
- image classification
- neural network
- generative model
- image representation
- object category recognition