856 search results - page 51 / 172 » Location-based Spatial Queries |
212
Voted
GIS
2005
ACM
16 years 1 months ago
2005
ACM
The R*-tree, as a state-of-the-art spatial index, has already found its way into commercial systems like Oracle. In this paper, we aim at improving query performance of the R*tree...
98
Voted
DBPL
1999
Springer
15 years 5 months ago
1999
Springer
Linear constraint databases and query languages are appropriate for spatial database applications. Not only the data model is natural to represent a large portion of spatial data s...
201
Voted
VLDB
2009
ACM
16 years 27 days ago
2009
ACM
Information is valuable to users when it is available not only at the right time but also at the right place. To support efficient location-based data access in wireless data broad...
118
Voted
SSD
2007
Springer
15 years 6 months ago
2007
Springer
Abstract. Mobile devices are increasingly being equipped with wireless peerto-peer (P2P) networking interfaces, rendering the sharing of data among mobile devices feasible and bene...
121
Voted
TKDE
2011
14 years 7 months ago
2011
—In reality, spatial objects (e.g., hotels) not only have spatial locations but also have quality attributes (e.g., price, star). An object p is said to dominate another one p , ...