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SIAMIS
2008
93views more  SIAMIS 2008»
13 years 3 months ago
Convex Source Support and Its Application to Electric Impedance Tomography
The aim in electric impedance tomography is to recover the conductivity inside a physical body from boundary measurements of current and voltage. In many situations of practical im...
Martin Hanke, Nuutti Hyvönen, Stefanie Reussw...
SIAMIS
2008
97views more  SIAMIS 2008»
13 years 3 months ago
Cascadic Multiresolution Methods for Image Deblurring
This paper investigates the use of cascadic multiresolution methods for image deblurring. Iterations with a conjugate gradient-type method are carried out on each level, and termin...
Serena Morigi, Lothar Reichel, Fiorella Sgallari, ...
SIAMIS
2008
115views more  SIAMIS 2008»
13 years 3 months ago
Geodesic Evolution Laws---A Level-Set Approach
Motion of curves governed by geometric evolution laws, such as mean curvature flow and surface diffusion, is the basis for many algorithms in image processing. If the images to be ...
Christina Stöcker, Axel Voigt
SIAMIS
2008
292views more  SIAMIS 2008»
13 years 3 months ago
Topology Preserving Linear Filtering Applied to Medical Imaging
One of the central problems of medical imaging is the 3D visualization of body parts. The 3D volume can be viewed in slices, but the extraction of a part requires a segmentation p...
Antoni Buades, Aichi Chien, Jean-Michel Morel, Sta...