Angular upsampling of projection measurements in 3D computed tomography using a sparsity prior.
Davood KarimiRabab K. WardNancy FordPublished in: ICIP (2015)
Keyphrases
- computed tomography
- ct images
- medical images
- medical imaging
- image reconstruction
- ct scans
- three dimensional
- ct data
- computed tomography scans
- time of flight
- depth map
- filtered back projection
- prior knowledge
- low dose
- radon transform
- tomographic reconstruction
- low resolution
- cone beam ct
- image analysis
- image processing
- coronary artery disease
- image sequences
- high quality
- automatic segmentation
- imaging modalities
- medical image processing
- magnetic resonance
- prior information
- high resolution
- frequency domain