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» An abstract model of three-dimensional spatial data types
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JIIS
2006
100views more  JIIS 2006»
13 years 7 months ago
Spatial associative classification: propositional vs structural approach
Spatial associative classification takes advantage of employing association rules for spatial classification purposes. In this work, we investigate spatial associative classificati...
Michelangelo Ceci, Annalisa Appice
CGF
2004
113views more  CGF 2004»
13 years 7 months ago
Coherent Hierarchical Culling: Hardware Occlusion Queries Made Useful
We present a simple but powerful algorithm for optimizing the usage of hardware occlusion queries in arbitrary complex scenes. Our method minimizes the number of issued queries an...
Jirí Bittner, Michael Wimmer, Harald Piring...
VR
2008
IEEE
233views Virtual Reality» more  VR 2008»
13 years 6 months ago
Cutting, Deforming and Painting of 3D meshes in a Two Handed Viso-haptic VR System
We describe M4, the multi-modal mesh manipulation system, which aims to provide a more intuitive desktop interface for freeform manipulation of 3D meshes. The system combines inte...
Adam Faeth, Michael Oren, Jonathan Sheller, Sean G...
SAC
2005
ACM
14 years 1 months ago
Identifying topological predicates for vague spatial objects
Many geographical applications deal with spatial objects that cannot be adequately described by determinate, crisp concepts because of their intrinsically indeterminate and vague ...
Alejandro Pauly, Markus Schneider
DASFAA
2008
IEEE
109views Database» more  DASFAA 2008»
14 years 2 months ago
Discovering Spatial Interaction Patterns
Abstract. Advances in sensing and satellite technologies and the growth of Internet have resulted in the easy accessibility of vast amount of spatial data. Extracting useful knowle...
Chang Sheng, Wynne Hsu, Mong Lee, Anthony K. H. Tu...