Coupled dictionary learning for joint MR image restoration and segmentation.
Xuesong YangYong FanPublished in: Medical Imaging: Image Processing (2018)
Keyphrases
- image restoration
- dictionary learning
- sparse representation
- sparse coding
- medical images
- total variation
- edge preserving
- super resolution
- image processing
- level set
- regularization parameter
- markov random field
- image segmentation
- image deblurring
- energy function
- mr images
- blurred images
- regularization method
- degraded images
- image classification
- mumford shah
- linear combination
- multiscale
- test images
- image regions
- dimensionality reduction
- edge detection
- natural images
- partial differential equations
- face recognition
- image representation