556 search results - page 26 / 112 » Evaluation of probabilistic queries in moving objects databa... |
SIGMOD
2004
ACM
14 years 7 months ago
2004
ACM
Existing methods for prediction in spatio-temporal databases assume that objects move according to linear functions. This severely limits their applicability, since in practice mo...
GIS
2003
ACM
14 years 8 months ago
2003
ACM
Advances in wireless communications, positioning technology, and other hardware technologies combine to enable a range of applications that use a mobile user's geo-spatial da...
GIS
2010
ACM
13 years 4 months ago
2010
ACM
Research on Moving Object Databases (MOD) has resulted in sophisticated query mechanisms for moving objects and regions. Wireless Sensor Networks (WSN) support a wide range of app...
SIGMOD
2007
ACM
14 years 7 months ago
2007
ACM
Top-k processing in uncertain databases is semantically and computationally different from traditional top-k processing. The interplay between query scores and data uncertainty ma...
PODS
2010
ACM
13 years 9 months ago
2010
ACM
We study highly expressive query languages such as datalog, fixpoint, and while-languages on probabilistic databases. We generalize these languages such that computation steps (e....