129 search results - page 8 / 26 » Achieving Efficient Query Privacy for Location Based Service... |
MDM
2010
Springer
13 years 9 months ago
2010
Springer
A k-Range Nearest Neighbor (or kRNN for short) query in road networks finds the k nearest neighbors of every point on the road segments within a given query region based on the net...
W2GIS
2005
Springer
14 years 1 months ago
2005
Springer
Location-based services (LBS) constitute an emerging application domain involving spatio-temporal databases. In this paper, i) we propose a classification of LBS, depending on whet...
JAIR
2010
13 years 6 months ago
2010
Online offerings such as web search, news portals, and e-commerce applications face the challenge of providing high-quality service to a large, heterogeneous user base. Recent eff...
JTAER
2007
13 years 7 months ago
2007
A number of approaches for capturing and processing location information of mobile users have been proposed in the past; however, only with the latest advances in the handset tech...
HUC
2009
Springer
14 years 5 days ago
2009
Springer
To usefully query a location-based service, a mobile device must typically present its own location in its query to the server. This may not be acceptable to clients that wish to ...