314 search results - page 36 / 63 » Querying Imprecise Data in Moving Object Environments |
EDBT
2010
ACM
14 years 2 months 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...
GIS
2009
ACM
14 years 2 months 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...
JUCS
2008
13 years 7 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...
CVPR
1999
IEEE
14 years 9 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...
DAGSTUHL
1997
13 years 9 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...