172 search results - page 11 / 35 » Continuous Medoid Queries over Moving Objects |
SSD
2001
Springer
14 years 1 months ago
2001
Springer
Abstract. In moving object databases, object locations in some multidimensional space depend on time. Previous work focuses mainly on moving object modeling (e.g., using ADTs, temp...
SIGMOD
2003
ACM
14 years 8 months ago
2003
ACM
Many applications employ sensors for monitoring entities such as temperature and wind speed. A centralized database tracks these entities to enable query processing. Due to contin...
DEBU
2002
13 years 8 months ago
2002
Current moving-object indexing concentrates on point-objects capable of continuous movement in one-, two-, and three-dimensional Euclidean spaces, and most approaches are based on...
ALGOSENSORS
2007
Springer
14 years 17 days ago
2007
Springer
We study the problem of localizing and tracking multiple moving targets in wireless sensor networks, from a network design perspective i.e. towards estimating the least possible n...
SIGMOD
2005
ACM
14 years 8 months ago
2005
ACM
Given a set of objects P and a query point q, a k nearest neighbor (k-NN) query retrieves the k objects in P that lie closest to q. Even though the problem is well-studied for sta...