Dictionary learning enhancement framework: Learning a non-linear mapping model to enhance discriminative dictionary learning methods.
Arash AbdiMohammad RahmatiMohammad Mehdi EbadzadehPublished in: Neurocomputing (2019)
Keyphrases
- dictionary learning
- object category recognition
- sparse representation
- sparse coding
- discriminative dictionary
- sparsity constraints
- group sparsity
- probabilistic model
- sparse codes
- learning models
- single image super resolution
- natural images
- learning algorithm
- sparse representation based classification
- prior knowledge
- image processing
- unsupervised learning
- image classification
- neural network
- test images
- low rank
- input data
- discriminative power
- visual categorization
- high dimensional
- pairwise
- feature extraction