18 search results - page 3 / 4 » Optimizing Combined Volume and Surface Data Ray Casting |
IPMI
2007
Springer
16 years 1 months ago
2007
Springer
Abstract. Volume segmentation is a relatively slow process and, in certain circumstances, the enormous amount of prior knowledge available is underused. Model-based liver segmentat...
137
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IJCV
1998
14 years 12 months ago
1998
This paper presents a method that uses the level sets of volumes to reconstruct the shapes of 3D objects from range data. The strategy is to formulate 3D reconstruction as a stati...
106
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EGH
2009
Springer
14 years 10 months ago
2009
Springer
A major factor for the efficiency of ray tracing is the use of good acceleration structures. Recently, bounding volume hierarchies (BVHs) have become the preferred acceleration st...
124
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ICCV
2003
IEEE
16 years 2 months ago
2003
IEEE
Registration of a preoperative CT (3D) image to one or more X-ray projection (2D) images, a special case of the pose estimation problem, has been attempted in a variety of ways wi...
122
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PG
1999
IEEE
15 years 4 months ago
1999
IEEE
Using object clusters for hierarchical radiosity greatly improves the efficiency and thus usability of radiosity computations. By eliminating the quadratic starting phase very lar...