List-mode EM algorithms for limited precision high-resolution PET image reconstruction.
Andrew J. ReaderPublished in: Int. J. Imaging Syst. Technol. (2004)
Keyphrases
- image reconstruction
- image reconstruction algorithms
- super resolution
- emission tomography
- reconstructed image
- inverse problems
- emission computed tomography
- spatial resolution
- high resolution
- low resolution
- compressed sensing
- sampled data
- maximum a posteriori
- positron emission tomography
- radon transform
- image processing
- reconstruction method
- synthetic aperture radar
- poisson noise
- zernike moments
- tomographic reconstruction
- signal reconstruction
- optimization problems
- sparsely sampled
- motion estimation
- computed tomography