Tiled sparse coding in eigenspaces for the COVID-19 diagnosis in chest X-ray images.
Juan Eloy ArcoAndrés OrtizJavier RamírezJuan Manuel GórrizPublished in: CoRR (2021)
Keyphrases
- x ray images
- sparse coding
- x ray
- sparse representation
- dictionary learning
- linear combination
- medical images
- natural images
- image classification
- unsupervised learning
- image representation
- generative model
- lung nodules
- single view
- chest radiographs
- image patches
- high dimensional
- feature space
- higher order
- sparse codes
- face recognition
- dual energy
- multi view
- signal processing
- pairwise
- data analysis