Image Reconstruction Based on Total Variation Minimization for Radioactive Wastes Tomographic Gamma Scanning From Sparse Projections.
Rui ShiHonglong ZhengXianguo TuoChangming WangJianbo YangYi ChengMingzhe LiuSongbai ZhangPublished in: IEEE Access (2021)
Keyphrases
- image reconstruction
- total variation minimization
- tomographic reconstruction
- compressed sensing
- radon transform
- color image restoration
- reconstructed image
- signal reconstruction
- total variation
- random projections
- back projection
- noisy images
- limited angle
- cone beam
- maximum a posteriori
- computed tomography
- super resolution
- fan beam
- reconstruction method
- image reconstruction algorithms
- sparsely sampled
- image processing
- denoising
- emission tomography
- three dimensional
- compressive sensing
- high resolution
- image restoration
- higher order
- high quality