Bayesian 3D X-ray Computed Tomography with a Hierarchical Prior Model for Sparsity in Haar Transform Domain.
Li WangAli Mohammad-DjafariNicolas GacMircea DumitruPublished in: Entropy (2018)
Keyphrases
- transform domain
- prior model
- posterior distribution
- haar transform
- spatial domain
- maximum a posteriori
- image reconstruction
- markov random field
- probability distribution
- prior information
- energy function
- parameter estimation
- compressive sampling
- noisy images
- hyperparameters
- maximum likelihood
- frequency domain
- posterior probability
- bayesian inference
- latent variables
- graph cuts
- sparse representation
- higher order
- image segmentation
- bayesian framework
- motion estimation
- optical flow
- natural images
- prior knowledge