SPIEVIP
2010
14 years 3 months ago
2010
In video surveillance, automatic methods for scene understanding and activity modeling can exploit the high redundancy of object trajectories observed over a long period of time. ...
MMM
2007
Springer
14 years 6 months ago
2007
Springer
This paper proposes an approach for retrieving videos based on object trajectories and subtrajectories. First, trajectories are segmented into subtrajectories according to the char...
SSDBM
2009
IEEE
14 years 7 months ago
2009
IEEE
Abstract. With the drastic increase of object trajectory data, the analysis and exploration of trajectories has become a major research focus with many applications. In particular,...
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GIS
2005
ACM
15 years 1 months ago
2005
ACM
An interesting issue in moving objects databases is to find similar trajectories of moving objects. Previous work on this topic focuses on movement patterns (trajectories with tim...
CVPR
2005
IEEE
15 years 2 months ago
2005
IEEE
We present an approach for tracking varying number of objects through both temporally and spatially significant occlusions. Our method builds on the idea of object permanence to r...