High performance edge-preserving regularization in 3D SPECT imaging.
Almerico MurliLuisa D'AmoreLuisa CarracciuoloMarco CeccarelliLaura AntonelliPublished in: Parallel Comput. (2008)
Keyphrases
- edge preserving regularization
- limited angle
- edge preserving
- single photon emission computed tomography
- image reconstruction
- half quadratic
- image restoration
- shift variant
- imaging systems
- tomographic reconstruction
- relaxation algorithm
- image analysis
- image processing
- mumford shah
- high resolution
- medical imaging
- image registration
- computationally demanding
- regularized least squares
- noise reduction
- inverse problems
- shift invariant
- globally convergent
- image recovery
- anisotropic diffusion
- multiscale
- high quality