565 search results - page 6 / 113 » Multiple Range Query Optimization in Spatial Databases |
TKDE
2011
14 years 4 months ago
2011
—With the advance of wireless communication technology, it is quite common for people to view maps or get related services from the handheld devices, such as mobile phones and PD...
SSD
2007
Springer
15 years 3 months ago
2007
Springer
The ability to continuously monitor the positions of mobile objects is important in many applications. While most past work has been set in Euclidean spaces, the mobile objects rel...
ADBIS
2003
Springer
15 years 2 months ago
2003
Springer
Let a tuple of n objects obeying a query graph (QG) be called the n-tuple. The “Ddistance-value” of this n-tuple is the value of a linear function of distances of the n objects...
ISCI
2007
14 years 9 months ago
2007
Declustering techniques reduce query response time through parallel I/O by distributing data among multiple devices. Except for a few cases it is not possible to find declusterin...
DASFAA
2009
IEEE
15 years 4 months ago
2009
IEEE
Abstract. Continuous spatial queries retrieve a set of time-varying objects continuously during a given period of time. However, monitoring moving objects to maintain the correctne...