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» Preferences, Contexts and Answer Sets
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VLDB
1994
ACM
149views Database» more  VLDB 1994»
15 years 1 months ago
Qualified Answers That Reflect User Needs and Preferences
This paper introduces a formalism to describe the needs and preferences of database users. Because of the precise formulation of these concepts, we have found an automatic and ver...
Terry Gaasterland, Jorge Lobo
PADL
2005
Springer
15 years 3 months ago
An Ordered Logic Program Solver
We describe the design of the OLPS system, an implementation of the preferred answer set semantics for ordered logic programs. The basic algorithm we propose computes the extended ...
Davy Van Nieuwenborgh, Stijn Heymans, Dirk Vermeir
ASP
2005
Springer
15 years 3 months ago
Intelligence Analysis Using Quantitative Preferences
The extended answer set semantics for simple logic programs, i.e. programs with only classical negation, allows for the defeat of rules to resolve contradictions. In addition, a pa...
Davy Van Nieuwenborgh, Stijn Heymans, Dirk Vermeir
ICLP
2004
Springer
15 years 3 months ago
On Programs with Linearly Ordered Multiple Preferences
The extended answer set semantics for logic programs allows for the defeat of rules to resolve contradictions. We propose a refinement of these semantics based on a preference rel...
Davy Van Nieuwenborgh, Stijn Heymans, Dirk Vermeir
AUSAI
2006
Springer
15 years 1 months ago
LPForget: A System of Forgetting in Answer Set Programming
Abstract. A novel declarative approach of forgetting in answer set programming (ASP) has been proposed recently. In this paper we report a system prototype of forgetting in ASP, ca...
Fu-Leung Cheng, Thomas Eiter, Nathan Robinson, Abd...