785 search results - page 8 / 157 » Efficient Processing of Top-k Queries in Uncertain Databases |
VLDB
2004
ACM
14 years 27 days ago
2004
ACM
PVLDB
2008
13 years 7 months ago
2008
Uncertainty pervades many domains in our lives. Current real-life applications, e.g., location tracking using GPS devices or cell phones, multimedia feature extraction, and sensor...
PODS
2009
ACM
14 years 8 months ago
2009
ACM
Skyline computation is widely used in multi-criteria decision making. As research in uncertain databases draws increasing attention, skyline queries with uncertain data have also ...
GIS
2006
ACM
14 years 8 months ago
2006
ACM
Location information gathered from a variety of sources in the form of sensor data, video streams, human observations, and so on, is often imprecise and uncertain and needs to be ...
ICDE
2008
IEEE
14 years 9 months ago
2008
IEEE
This paper introduces U-relations, a succinct and purely relational representation system for uncertain databases. U-relations support attribute-level uncertainty using vertical pa...