Keyphrases
- inverse problems
- partial differential equations
- image reconstruction
- global optimization
- anisotropic diffusion
- convex optimization
- regularization method
- optimization methods
- emission tomography
- image denoising
- level set
- energy functional
- image enhancement
- multiscale
- image processing
- optimization problems
- smoothness constraint
- optimization method
- computationally expensive
- particle swarm optimization
- image analysis
- objective function