856 search results - page 13 / 172 » Location-based Spatial Queries |
GIS
2008
ACM
14 years 12 months ago
2008
ACM
In order to deal with inconsistent databases, a repair semantics defines a set of admissible database instances that restore consistency, while staying close to the original insta...
W2GIS
2004
Springer
14 years 4 months ago
2004
Springer
Abstract. Although a number of methods have been proposed to process exact match or range queries in P2P network, very few attention has been paid on spatial query process. In this...
GIS
2008
ACM
14 years 12 months ago
2008
ACM
Multi-dimensional spatial data are obtained when a number of data acquisition devices are deployed at different locations to measure a certain set of attributes of the study subje...
DASFAA
2011
IEEE
13 years 27 days ago
2011
IEEE
Continuous monitoring of spatial queries has gained significant research attention in the past few years. Although numerous algorithms have been proposed to solve specific queries...
SIGMOD
2003
ACM
14 years 11 months ago
2003
ACM
In this paper we propose an approach that enables mobile clients to determine the validity of previous queries based on their current locations. In order to make this possible, th...