Analytical solution to 3D SPECT reconstruction with non-uniform attenuation, scatter, and spatially-variant resolution variation for variable focal-length fan-beam collimators.
Junhai WenHongbing LuTianfang LiZhengrong LiangPublished in: Medical Imaging: Image Processing (2003)
Keyphrases
- fan beam
- focal length
- single photon emission computed tomography
- image reconstruction
- camera parameters
- radon transform
- scan data
- camera calibration
- high resolution
- spatially varying
- spect images
- cone beam
- low resolution
- mathematical morphology
- three dimensional
- structuring elements
- ct images
- pose estimation
- feature extraction
- image sequences