856 search results - page 6 / 172 » Location-based Spatial Queries |
EDBT
2006
ACM
14 years 10 months ago
2006
ACM
The aim of this paper is to demonstrate Hermes, a robust framework capable of aiding a spatio-temporal database developer in modeling, constructing and querying a database with dyn...
ESORICS
2009
Springer
14 years 4 months ago
2009
Springer
Abstract. The ubiquity of smartphones and other location-aware handheld devices has resulted in a dramatic increase in popularity of locationbased services (LBS) tailored to user l...
EDBT
2006
ACM
14 years 10 months ago
2006
ACM
In this paper, we propose a novel client-side, multi-granularity caching scheme, called "Complementary Space Caching" (CS caching), for location-based services in mobile ...
INFOCOM
2008
IEEE
14 years 4 months ago
2008
IEEE
Abstract. One important problem for such public broadcast LBS is to enforce access control on a large number of subscribers. In such a system a user typically subscribes to a LBS f...
ICDCS
2009
IEEE
14 years 7 months ago
2009
IEEE
We address issues related to privacy protection in location-based services (LBS). Most existing research in this field either requires a trusted third-party (anonymizer) or uses ...