Sparse-view and limited-angle CT reconstruction with untrained networks and deep image prior.
Ziyu ShuAlireza EntezariPublished in: Comput. Methods Programs Biomed. (2022)
Keyphrases
- limited angle
- image reconstruction
- reconstructed image
- image prior
- maximum a posteriori
- tomographic reconstruction
- regularized least squares
- relaxation algorithm
- super resolution
- high resolution
- spatial resolution
- edge preserving
- visual quality
- radon transform
- map estimation
- video sequences
- three dimensional
- sparse representation
- hyperparameters
- edge information
- image restoration
- least squares
- multiresolution
- image analysis