31 search results - page 4 / 7 » Efficient processing of past-future spatiotemporal queries |
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Spatio-temporal data streams that are generated from mobile stream sources (e.g., mobile sensors) experience similar environmental conditions that result in distinct phenomena. Sev...
CIKM
2006
Springer
15 years 1 months ago
2006
Springer
In this paper we introduce the distributed spatio-temporal similarity search problem: given a query trajectory Q, we want to find the trajectories that follow a motion similar to ...
MM
2003
ACM
15 years 2 months ago
2003
ACM
We present an approach to video editing where movie sequences are treated as spatio-temporal volumes that can be sheered and warped under user control. This simple capability enab...
DEXA
2003
Springer
15 years 2 months ago
2003
Springer
Moving-objects databases need a spatio-temporal indexing scheme for moving objects to efficiently process queries over continuously changing locations of the objects. A simple exte...
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ICIP
2002
IEEE
15 years 11 months ago
2002
IEEE
This paper presents a technique to efficiently index and retrieve video clips in terms of motion-trajectory-based similarity. We describe the motion trajectory in three representa...