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KRDB
1996
123views Database» more  KRDB 1996»
15 years 13 days 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
15 years 8 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 6 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,...
160
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ICDE
2009
IEEE
126views Database» more  ICDE 2009»
16 years 26 days ago
Aggregate Query Answering under Uncertain Schema Mappings
Recent interest in managing uncertainty in data
Avigdor Gal, Maria Vanina Martinez, Gerardo I. Sim...