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» Estimating Illumination Direction from Textured Images
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TMI
2008
113views more  TMI 2008»
13 years 9 months ago
Seamless Warping of Diffusion Tensor Fields
To warp diffusion tensor fields accurately, tensors must be reoriented in the space to which the tensors are warped based on both the local deformation field and the orientation of...
Dongrong Xu, Xuejun Hao, Ravi Bansal, Kerstin J. P...
3DIM
2005
IEEE
14 years 3 months ago
Automatic Burr Detection on Surfaces of Revolution Based on Adaptive 3D Scanning
This paper describes how to automatically extract the presence and location of geometrical irregularities on a surface of revolution. To this end a partial 3D scan of the workpiec...
Kasper Claes, Thomas P. Koninckx, Herman Bruyninck...
BC
2006
44views more  BC 2006»
13 years 9 months ago
Iterative cooperation between parallel pathways for object and background motion
In a typical visual scene, one or more objects move relative to a larger background, which can itself be in motion as a result of the observer's eyes moving with respect to th...
Alireza S. Mahani, Ralf Wessel
ICCV
1999
IEEE
14 years 11 months ago
Calibration of Hand-Held Camera Sequences for Plenoptic Modeling
In this contribution we focus on the calibration of very long image sequences from a hand-held camera that samples the viewing sphere of a scene. View sphere sampling is important...
Reinhard Koch, Marc Pollefeys, Benno Heigl, Luc J....
VIS
2004
IEEE
134views Visualization» more  VIS 2004»
14 years 11 months ago
Projecting Tetrahedra without Rendering Artifacts
Hardware-accelerated direct volume rendering of unstructured volumetric meshes is often based on tetrahedral cell projection, in particular, the Projected Tetrahedra (PT) algorith...
David S. Ebert, Martin Kraus, Wei Qiao