73 search results - page 1 / 15 » Symbolic representation and retrieval of moving object traje... |
MIR
2004
ACM
13 years 9 months ago
2004
ACM
Searching moving object trajectories of video databases has been applied to many fields, such as video data analysis, content-based video retrieval, video scene classification. ...
MMM
2007
Springer
13 years 10 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...
GIS
2005
ACM
14 years 5 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...
ICPR
2004
IEEE
14 years 5 months ago
2004
IEEE
A system is described that tracks moving objects in a video dataset so as to extract a representation of the objects' 3D trajectories. The system then finds hierarchical clus...
DEXA
2004
Springer
13 years 9 months ago
2004
Springer
Efficient storage and retrieval of trajectory indexes has become an essential requirement for moving objects databases. The existing 3DR-tree is known to be an effective trajectory...