Dictionary Learning With Low Computational Complexity for Classification of Human Micro-Dopplers Across Multiple Carrier Frequencies.
Shelly VishwakarmaShobha Sundar RamPublished in: IEEE Access (2018)
Keyphrases
- dictionary learning
- sparse representation
- sparse coding
- object category recognition
- computational complexity
- image super resolution
- class specific
- sparse codes
- group sparsity
- feature extraction
- pattern recognition
- feature space
- image classification
- decision trees
- neural network
- maximum likelihood
- natural images
- text classification
- unsupervised learning
- supervised learning
- nearest neighbor
- feature selection
- learning algorithm