44 search results - page 1 / 9 » A logical account of uncertain databases based on linear log... |
ICDT
2009
ACM
13 years 11 months ago
2009
ACM
A formal semantics of uncertain databases typically takes an algebraic approach by mapping an uncertain database to a set of relational databases, or possible worlds. We present a...
ECAI
2004
Springer
13 years 10 months ago
2004
Springer
Linear constraints occur naturally in many reasoning problems and the information that they represent is often uncertain. There is a difficulty in applying many AI uncertainty for...
IJAR
2008
13 years 4 months ago
2008
Linear constraints occur naturally in many reasoning problems and the information that they represent is often uncertain. There is a difficulty in applying AI uncertainty formalis...
POPL
2008
ACM
14 years 4 months ago
2008
ACM
We propose a characterization of PSPACE by means of a type assignment for an extension of lambda calculus with a conditional construction. The type assignment STAB is an extension...
DLOG
2010
13 years 2 months ago
2010
Abstract. A usage scenario of bio-ontologies is hypothesis testing, such as finding relationships or new subconcepts in the data linked to the ontology. Whilst validating the hypot...