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» Query Answering in Belief Logic Programming
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ICLP
2007
Springer
15 years 5 months ago
DLVHEX-SPARQL: A SPARQL Compliant Query Engine Based on DLVHEX
This paper describes the dlvhex SPARQL plugin, a query processor for the upcoming Semantic Web query language standard by W3C. We report on the implementation of this languages usi...
Axel Polleres, Roman Schindlauer
AAAI
2007
15 years 1 months ago
Forgetting Actions in Domain Descriptions
Forgetting irrelevant/problematic actions in a domain description can be useful in solving reasoning problems, such as query answering, planning, conflict resolution, prediction,...
Esra Erdem, Paolo Ferraris
ML
2006
ACM
131views Machine Learning» more  ML 2006»
14 years 11 months ago
Markov logic networks
We propose a simple approach to combining first-order logic and probabilistic graphical models in a single representation. A Markov logic network (MLN) is a first-order knowledge b...
Matthew Richardson, Pedro Domingos
SIGMOD
2001
ACM
158views Database» more  SIGMOD 2001»
15 years 11 months ago
Generating Efficient Plans for Queries Using Views
We study the problem of generating e cient, equivalent rewritings using views to compute the answer to a query. We take the closed-world assumption, in which views are materialize...
Foto N. Afrati, Chen Li, Jeffrey D. Ullman
116
Voted
DKE
2008
114views more  DKE 2008»
14 years 11 months ago
Proof explanation for a nonmonotonic Semantic Web rules language
In this work, we present the design and implementation of a system for proof explanation in the Semantic Web, based on defeasible reasoning. Trust is a vital feature for Semantic ...
Grigoris Antoniou, Antonis Bikakis, Nikos Dimaresi...