GCUNET: Combining GNN and CNN for Sinogram Restoration in Low-Dose SPECT Reconstruction.
Keming ChenZengguo LiangSi LiPublished in: PRCV (13) (2023)
Keyphrases
- low dose
- image reconstruction
- reconstructed image
- computed tomography
- computer tomography
- ionizing radiation
- limited angle
- x ray
- positron emission tomography
- single photon emission computed tomography
- imaging modalities
- image restoration
- ct scans
- lung nodules
- medical images
- three dimensional
- image processing
- radon transform
- computer aided diagnosis
- tomographic reconstruction
- medical diagnosis
- ct images
- medical imaging
- low contrast
- multiscale
- magnetic resonance imaging
- high resolution
- dual energy
- ct data
- high quality
- image quality