211 search results - page 8 / 43 » Ranked Query Processing in Uncertain Databases |
SEMWEB
2009
Springer
14 years 2 months ago
2009
Springer
We present a lightweight framework for processing uncertain emergent knowledge that comes from multiple resources with varying relevance. The framework is essentially RDF-compatibl...
DASFAA
2007
IEEE
14 years 1 months ago
2007
IEEE
Nearest-neighbor queries are an important query type for commonly used feature databases. In many different application areas, e.g. sensor databases, location based services or fac...
ICDE
2009
IEEE
14 years 2 months ago
2009
IEEE
The topic of managing uncertain data has been explored in many ways. Different methodologies for data storage and query processing have been proposed. As the availability of manag...
ICDE
2008
IEEE
14 years 8 months ago
2008
IEEE
We study the problem of computing query results with confidence values in ULDBs: relational databases with uncertainty and lineage. ULDBs, which subsume probabilistic databases, o...
DAGSTUHL
1997
13 years 8 months ago
1997
In this paper we propose a data model for representing moving objects with uncertain positions in database systems. It is called the Moving Objects Spatio-Temporal (MOST) data mod...