856 search results - page 132 / 172 » Location-based Spatial Queries |
CHI
2003
ACM
16 years 2 months ago
2003
ACM
Computer users deal with large amounts of personal media often face problems in managing and exploring it. This paper presents Semantic Regions, rectangular regions that enable us...
99
Voted
ECAI
2008
Springer
15 years 4 months ago
2008
Springer
We extend the knowledge compilation map introduced by Darwiche and Marquis with new propositional fragments obtained by applying closure principles to several fragments studied so...
216
Voted
GIS
2006
ACM
16 years 3 months ago
2006
ACM
Geography Markup Language (GML) is an XML-based language for the markup, storage, and exchange of geospatial data. It provides a rich geospatial vocabulary and allows flexible doc...
133
Voted
GIS
2009
ACM
15 years 9 months ago
2009
ACM
In this paper, we formalize the novel concept of Constrained Reverse k-Nearest Neighbor (CRkNN) search on mobile objects (clients) performed at a central server. The CRkNN query c...
163
Voted
ICDE
2011
IEEE
14 years 6 months ago
2011
IEEE
—In this demonstration paper, we present a powerful distributed framework for finding similar trajectories in a smartphone network, without disclosing the traces of participatin...