265 search results - page 40 / 53 » Universal Trajectory Queries for Moving Object Databases |
EGC
2005
Springer
14 years 1 months ago
2005
Springer
We present a new approach to the grid technology that is based on federated databases and updatable views. Views are used in two ways: (1) as wrappers of local servers that adopt l...
INFSOF
2007
13 years 7 months ago
2007
Although spatio-temporal databases have received considerable attention recently, there has been little work on processing range sum queries on the historical records of moving ob...
DEXAW
2002
IEEE
14 years 15 days ago
2002
IEEE
We present a method to index objects moving on the plane in order to efficiently answer range queries about their position in the future. This problem is motivated by real-life a...
ICIAR
2007
Springer
13 years 11 months ago
2007
Springer
This paper presents a novel surveillance video indexing and retrieval system based on object features similarity measurement. The system firstly extracts moving objects from the vi...
IJOCI
2010
13 years 4 months ago
2010
We present a time-efficient approach to index objects moving on the plane to efficiently answer range queries about their future positions. Each object is moving with non small ve...