Three penalized EM-type algorithms for PET image reconstruction.
Yueyang TengTie ZhangPublished in: Comput. Biol. Medicine (2012)
Keyphrases
- image reconstruction
- image reconstruction algorithms
- emission tomography
- emission computed tomography
- inverse problems
- reconstructed image
- maximum a posteriori
- compressed sensing
- super resolution
- computed tomography
- radon transform
- positron emission tomography
- sampled data
- reconstruction method
- tomographic reconstruction
- zernike moments
- image processing
- maximum likelihood
- least squares
- computational complexity