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KRDB
1996
123views Database» more  KRDB 1996»
15 years 5 months ago
Flexible Query-Answering Systems Modelled in Metalogic Programming
Metaprogramming adds new expressive power to logic programming which can be advantageous to transfer to the field of deductive databases. We propose metaprogramming as a way to mo...
Troels Andreasen, Henning Christiansen
PADL
2010
Springer
16 years 1 months ago
Implementing Query Answering for Hybrid MKNF Knowledge Bases
Abstract. Ontologies and rules are usually loosely coupled in knowledge representation formalisms. In fact, ontologies use open-world reasoning while the leading semantics for rule...
Ana Sofia Gomes, José Júlio Alferes,...
CORR
2011
Springer
186views Education» more  CORR 2011»
14 years 11 months ago
A Goal-Directed Implementation of Query Answering for Hybrid MKNF Knowledge Bases
Ontologies and rules are usually loosely coupled in knowledge representation formalisms. In fact, ontologies use open-world reasoning while the leading semantics for rules use non...
Ana Sofia Gomes, José Júlio Alferes,...
ICDE
2009
IEEE
126views Database» more  ICDE 2009»
16 years 6 months ago
Aggregate Query Answering under Uncertain Schema Mappings
Recent interest in managing uncertainty in data
Avigdor Gal, Maria Vanina Martinez, Gerardo I. Sim...