314 search results - page 36 / 63 » Querying Imprecise Data in Moving Object Environments |
154
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EDBT
2010
ACM
16 years 20 days ago
2010
ACM
Querying non-conventional data is recognized as a major issue in new environments and applications such as those occurring in pervasive computing. A key issue is the ability to qu...
189
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GIS
2009
ACM
16 years 29 days ago
2009
ACM
In this paper, we formalize the novel concept of Constrained Reverse k-Nearest Neighbor (CRkNN) search on mobile objects (clients) performed at a central server. The CRkNN query c...
149
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JUCS
2008
15 years 6 months ago
2008
Abstract We present an alternative interface that allows users to perceive new sensations in virtual environments. Gaze-based interaction in virtual environments creates the feelin...
177
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CVPR
1999
IEEE
16 years 8 months ago
1999
IEEE
The task of multi-camera surveillance is to reconstruct the paths taken by all moving objects that are temporarily visible from multiple non-overlapping cameras. We present a Baye...
187
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DAGSTUHL
1997
15 years 7 months ago
1997
A realistic simulation system, which couples geometry and physics, can provide a useful toolkit for virtual environments. Interactions among moving objects in the virtual worlds a...