A Randomized Maximum A Posteriori Method for Posterior Sampling of High Dimensional Nonlinear Bayesian Inverse Problems.
Kainan WangTan Bui-ThanhOmar GhattasPublished in: SIAM J. Sci. Comput. (2018)
Keyphrases
- maximum a posteriori
- posterior distribution
- high dimensional
- map estimation
- bayesian framework
- maximum likelihood
- image reconstruction
- cost function
- em algorithm
- energy function
- pairwise
- inverse problems
- parameter space
- image patches
- probabilistic model
- hyperparameters
- prior distribution
- sparse representation
- markov random field
- mutual information
- edge detection
- higher order
- posterior probability
- probability distribution
- video sequences