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FUIN
2007
92views more  FUIN 2007»
15 years 6 months ago
Foundations of Modal Deductive Databases
We give formulations for modal deductive databases and present a modal query language called MDatalog. We define modal relational algebras and give the seminaive evaluation algor...
Linh Anh Nguyen
TWEB
2008
66views more  TWEB 2008»
15 years 6 months ago
An environment for flexible advanced compensations of Web service transactions
tions at runtime. We introduce the abstract service and adapter components which allow us to separate the compensation logic from the coordination logic. In this way, we can easily...
Michael Schäfer, Peter Dolog, Wolfgang Nejdl
IJPRAI
2000
108views more  IJPRAI 2000»
15 years 6 months ago
Knowledge Base Reformation: Preparing First-Order Theories for Efficient Propositional Reasoning
We present an approach to knowledge compilation that transforms a function-free first-order Horn knowledge base to propositional logic. This form of compilation is important since...
Helmut Prendinger, Mitsuru Ishizuka, Gerhard Schur...
ENTCS
2002
157views more  ENTCS 2002»
15 years 6 months ago
Arguments and Misunderstandings: Fuzzy Unification for Negotiating Agents
In this paper, we develop the notion of fuzzy unification and incorporate it into a novel fuzzy argumentation framework for extended logic programming. We make the following contri...
Michael Schroeder, Ralf Schweimeier
RML
2002
82views Business» more  RML 2002»
15 years 6 months ago
A Nonmonotonic Rule System using Ontologies
The development of the Semantic Web proceeds in layers. Currently the most advanced layer that has reached maturity is the ontology layer, in the form of the DAML+OIL language whic...
Grigoris Antoniou