Edge-preserving tomographic reconstruction from gaussian data using a gibbs prior and a generalized expectation-maximization algorithm.
Luigi BediniEmanuele SalernoAnna TonazziniPublished in: Int. J. Imaging Syst. Technol. (1994)
Keyphrases
- expectation maximization
- edge preserving
- em algorithm
- maximum a posteriori
- tomographic reconstruction
- maximum likelihood
- k means
- similarity measure
- image restoration
- probabilistic model
- computational complexity
- high quality
- image compression
- detection algorithm
- energy function
- bayesian networks
- image processing
- half quadratic