Sparse Representation based Super-Resolution of MRI Images with Non-Local Total Variation Regularization.
Bhabesh DekaHelal Uddin MullahSumit DattaVijaya LakshmiRajarajeswari GanesanPublished in: SN Comput. Sci. (2020)
Keyphrases
- mri images
- super resolution
- image restoration
- total variation
- high resolution
- image deblurring
- magnetic resonance images
- low resolution
- medical images
- magnetic resonance imaging
- image reconstruction
- sparse representation
- imaging modalities
- image denoising
- regularization parameter
- low resolution images
- high quality
- mri data
- locally adaptive
- motion estimation
- denoising
- multi frame
- motion blur
- edge preserving
- high resolution images
- brain tumors
- image patches
- depth map
- brain tissue
- image classification
- sharp edges
- degraded images
- machine learning
- medical imaging
- three dimensional