Sciweavers

KR
2010
Springer
14 years 1 months ago
Taxonomy of Improvement Operators and the Problem of Minimal Change
Improvement operators is a family of belief change operators that is a generalization of usual iterated belief revision operators. The idea is to relax the success property, so th...
Sébastien Konieczny, Mattia Medina Grespan,...
KR
2010
Springer
14 years 1 months ago
Modelling Combinatorial Auctions in Linear Logic
We show that linear logic can serve as an expressive framework in which to model a rich variety of combinatorial auction mechanisms. Due to its resource-sensitive nature, linear l...
Daniele Porello, Ulle Endriss
KR
2010
Springer
14 years 1 months ago
Query and Predicate Emptiness in Description Logics
Ontologies can be used to provide an enriched vocabulary for the formulation of queries over instance data. We identify query emptiness and predicate emptiness as two central reas...
Franz Baader, Meghyn Bienvenu, Carsten Lutz, Frank...
KR
2010
Springer
14 years 1 months ago
A Logical Understanding of Legal Interpretation
If compliance with a norm does not achieve its purpose, then its applicability must dynamically be restricted or expanded. Legal interpretation is a mechanism from law allowing no...
Guido Boella, Guido Governatori, Antonino Rotolo, ...
KR
2010
Springer
14 years 1 months ago
The Combined Approach to Query Answering in DL-Lite
Roman Kontchakov, Carsten Lutz, David Toman, Frank...
KR
2010
Springer
14 years 1 months ago
Probabilistic Description Logics for Subjective Uncertainty
We propose a new family of probabilistic description logics (DLs) that, in contrast to most existing approaches, are derived in a principled way from Halpern’s probabilistic fi...
Carsten Lutz, Lutz Schröder
KR
2010
Springer
14 years 1 months ago
Towards Fixed-Parameter Tractable Algorithms for Argumentation
Abstract argumentation frameworks have received a lot of interest in recent years. Most computational problems in this area are intractable but several tractable fragments have be...
Wolfgang Dvorák, Reinhard Pichler, Stefan W...
KR
2010
Springer
14 years 1 months ago
A Decidable Class of Groundable Formulas in the General Theory of Stable Models
We present a decidable class of first-order formulas in the general theory of stable models that can be instantiated even in the presence of function constants. The notion of an ...
Michael Bartholomew, Joohyung Lee
KR
2010
Springer
14 years 1 months ago
Understanding Ontological Levels
In this paper, I defend a multiplicative approach that distinguishes statues from amounts of matter, political entities from physical ones, qua entities (e.g. John qua Alitalia pa...
Claudio Masolo