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EGH
2009
Springer
15 years 4 months ago
Object partitioning considered harmful: space subdivision for BVHs
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...
Stefan Popov, Iliyan Georgiev, Rossen Dimov, Phili...
203
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DAGM
2001
Springer
15 years 11 months ago
3D Model Retrieval with Spherical Harmonics and Moments
We consider 3D object retrieval in which a polygonal mesh serves as a query and similar objects are retrieved from a collection of 3D objects. Algorithms proceed first by a normal...
Dietmar Saupe, Dejan V. Vranic
CVPR
2003
IEEE
16 years 8 months ago
3D Model Retrieval With Morphing-Based Geometric and Topological Feature Maps
Recent advancement in 3D digitization techniques have prompted to the need for 3D object retrieval. Our method of comparing 3D objects for retrieval is based on 3D morphing. It co...
Meng Yu, Indriyati Atmosukarto, Wee Kheng Leow, Zh...
ICRA
2008
IEEE
102views Robotics» more  ICRA 2008»
16 years 1 months ago
Piercing based grasping by using self-tightening effect
— This paper proposes a piercing based grasping by using the self-tightening effect of objects with elasticity. We suppose a piercing hand with palm where the piercing motion by ...
Naoki Sakamoto, Mitsuru Higashimori, Toshio Tsuji,...
CORR
2007
Springer
137views Education» more  CORR 2007»
15 years 6 months ago
Cross-Matching Multiple Spatial Observations and Dealing with Missing Data
: Cross-match spatially clusters and organizes several astronomical point-source measurements from one or more surveys. Ideally, each object would be found in each survey. Unfortun...
Jim Gray, Alexander S. Szalay, Tamas Budavari, Rob...