Comparison of Quadratic- and Median-Based Roughness Penalties for Penalized-Likelihood Sinogram Restoration in Computed Tomography.
Patrick J. La RivièreJunguo BianPhillip A. VargasPublished in: Int. J. Biomed. Imaging (2006)
Keyphrases
- computed tomography
- penalized likelihood
- ct images
- medical images
- image reconstruction
- maximum likelihood
- medical imaging
- ct scans
- em algorithm
- computed tomography scans
- ct data
- reconstructed image
- three dimensional
- log likelihood
- cone beam
- x ray
- cone beam ct
- image processing
- super resolution
- radon transform
- bayesian networks
- region of interest
- mixture model
- image registration
- computational complexity
- treatment planning
- coronary artery disease