245 search results - page 39 / 49 » Modeling and querying moving objects in networks |
ARC
2009
Springer
14 years 2 months ago
2009
Springer
A system for automatically classifying the trajectory of a moving object in a scene as usual or suspicious is presented. The system uses an unsupervised neural network (Self Organi...
ICRA
2006
IEEE
14 years 2 months ago
2006
IEEE
— We address the problem of placing a sensor network so as to minimize the uncertainty in estimating the position of targets. The novelty of our formulation is in the sensing mod...
WDAG
2007
Springer
14 years 2 months ago
2007
Springer
A group of identical mobile agents moving asynchronously among the nodes of an anonymous network have to gather together in a single node of the graph. This problem known as the (a...
FOCS
2008
IEEE
14 years 2 months ago
2008
IEEE
Dynamic connectivity is a well-studied problem, but so far the most compelling progress has been confined to the edge-update model: maintain an understanding of connectivity in a...
CCGRID
2007
IEEE
14 years 2 months ago
2007
IEEE
Data replication is an excellent technique to move and cache data close to users. By replication, data access performance can be improved dramatically. One of the challenges in da...