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CVPR
2006
IEEE
16 years 8 months ago
A Multi-Channel Algorithm for Edge Detection Under Varying Lighting
In vision-based autonomous spacecraft docking multiple views of scene structure captured with the same camera and scene geometry is available under different lighting conditions. ...
Wei Xu, Michael Jenkin, Yves Lespérance
ECCV
2004
Springer
16 years 8 months ago
Toward Accurate Segmentation of the LV Myocardium and Chamber for Volumes Estimation in Gated SPECT Sequences
The left ventricle myocardium and chamber segmentation in gated SPECT images is a challenging problem. Segmentation is however the first step to geometry reconstruction and quantit...
Diane Lingrand, Arnaud Charnoz, Pierre Malick Koul...
COCOA
2007
Springer
16 years 25 days ago
Fundamental Domains for Integer Programs with Symmetries
We define a fundamental domain for a linear programming relaxation of a combinatorial integer program which is symmetric under a group action. We then describe a straightforward w...
Eric J. Friedman
LSSC
2007
Springer
16 years 24 days ago
On Smoothing Surfaces in Voxel Based Finite Element Analysis of Trabecular Bone
Abstract. The (micro-)finite element analysis based on three-dimensional computed tomography (CT) data of human bone takes place on complicated domains composed of often hundreds ...
Peter Arbenz, Cyril Flaig
SI3D
2006
ACM
16 years 19 days ago
Approximate ambient occlusion for trees
Natural scenes contain large amounts of geometry, such as hundreds of thousands or even millions of tree leaves and grass blades. Subtle lighting effects present in such environme...
Kyle Hegeman, Simon Premoze, Michael Ashikhmin, Ge...