Extreme-scale UQ for Bayesian inverse problems governed by PDEs.
Tan Bui-ThanhCarsten BursteddeOmar GhattasJames MartinGeorg StadlerLucas C. WilcoxPublished in: SC (2012)
Keyphrases
- inverse problems
- partial differential equations
- image reconstruction
- global optimization
- convex optimization
- image denoising
- level set
- optimization problems
- optimization methods
- regularization method
- emission tomography
- anisotropic diffusion
- bayesian networks
- computationally expensive
- scale space
- image enhancement
- energy functional
- early vision
- multiscale
- neural network
- image structure
- denoising
- smoothness constraint
- wavelet transform
- image segmentation