On Ramp-Edge Preserving Weak Membrane Reconstruction of Smooth Intensity Functions from 2-D Computed Tomograms.
Martin FickHeiko NeumannKarsten OttenbergH. Siegfried StiehlPublished in: DAGM-Symposium (1993)
Keyphrases
- edge preserving
- image restoration
- noise reduction
- image super resolution
- anisotropic diffusion
- color image denoising
- least squares
- three dimensional
- bilateral filter
- half quadratic
- sampling theorem
- maximum a posteriori
- image reconstruction
- shift invariant
- smoothing filter
- partial differential equations
- natural images
- high resolution
- limited angle