123 search results - page 2 / 25 » Query Processing Using Distance Oracles for Spatial Networks |
EDBT
2012
ACM
11 years 7 months ago
2012
ACM
With the popularization of GPS-enabled devices there is an increasing interest for location-based queries. In this context, one interesting problem is processing top-k spatial key...
WSDM
2010
ACM
14 years 2 months ago
2010
ACM
We study the fundamental problem of computing distances between nodes in large graphs such as the web graph and social networks. Our objective is to be able to answer distance que...
GIS
2006
ACM
14 years 6 months ago
2006
ACM
The result of a distance join operation on two sets of objects R, S on a spatial network G is a set P of object pairs <p, q>, p R, q S such that the distance of an object ...
IDEAS
2002
IEEE
13 years 9 months ago
2002
IEEE
Based on the recent progress of digital cartography, global positioning systems (GPSs), and hand-held devices, there are growing needs of technology that provides neighborhood inf...
W2GIS
2007
Springer
13 years 11 months ago
2007
Springer
In order to provide a streaming service of 3-D spatial objects to the mobile clients on a street, we propose a new query type, called continuous perspective query. The perspective ...