30 search results - page 1 / 6 » Multidimensional data modeling for location-based services |
ISCAPDCS
2004
13 years 5 months ago
2004
Location based services in mobile environments have been recognized as a challenging problem that calls for new service models and dynamic strategies. The problem becomes even har...
IDEAS
2003
IEEE
13 years 9 months ago
2003
IEEE
We characterize the dynamic data management problem for location based services(LBS) in mobile environments and devise a cost model for servicing both location independent and loc...
NSF
2001
Springer
13 years 8 months ago
2001
Springer
As prices of basic enabling equipment like smart cell phones, hand holds, wireless modems, and GPS devices continue to drop rapidly, International Data Corp (IDC) predicts that the...
PET
2004
Springer
13 years 9 months ago
2004
Springer
There are a variety of well-known models for access control developed for purposes like formally modeling the access rights on files, databases, and web resources. However, the ex...
EDBT
2006
ACM
14 years 4 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...