Non-destructive diagnosis of knee osteoarthritis based on sparse coding of MRI.
Huifeng RenDong ZhangPublished in: Int. J. Comput. Sci. Math. (2023)
Keyphrases
- sparse coding
- dictionary learning
- natural images
- sparse representation
- magnetic resonance imaging
- linear combination
- image classification
- image representation
- generative model
- discriminative power
- unsupervised learning
- medical images
- magnetic resonance images
- image patches
- mr images
- sparse codes
- person re identification
- single image super resolution
- high resolution
- feature space
- visual words
- mri data
- medical imaging
- object category recognition
- high dimensional
- learning algorithm
- discriminative dictionary
- maximum likelihood
- nearest neighbor
- small number
- image data
- reinforcement learning
- image processing