Sciweavers

KR
2004
Springer
14 years 4 months ago
Ontological Knowledge Base Reasoning with Sort-Hierarchy and Rigidity
Although sorts and unary predicates are semantically identical in order-sorted logic, they are classified as different kinds of properties in formal ontology (e.g. sortal and non...
Ken Kaneiwa, Riichiro Mizoguchi
KR
2004
Springer
14 years 4 months ago
Discovering State Invariants
We continue to advocate a methodology that we used earlier for pattern discovery through exhaustive search in selected small domains. This time we apply it to the problem of disco...
Fangzhen Lin
KR
2004
Springer
14 years 4 months ago
Evidence and Belief
We discuss the representation of knowledge and of belief from the viewpoint of decision theory. While the Bayesian approach enjoys general-purpose applicability and axiomatic foun...
Itzhak Gilboa, David Schmeidler
KR
2004
Springer
14 years 4 months ago
Intransitivity and Vagueness
There are many examples in the literature that suggest that indistinguishability is intransitive, despite the fact that the indistinguishability relation is typically taken to be ...
Joseph Y. Halpern
KR
2004
Springer
14 years 4 months ago
Optimization Techniques for Retrieving Resources Described in OWL/RDF Documents: First Results
Practical description logic systems play an ever-growing role for knowledge representation and reasoning research even in distributed environments. In particular, the often-discus...
Volker Haarslev, Ralf Möller
KR
2004
Springer
14 years 4 months ago
Planning Graphs and Knowledge Compilation
One of the major advances in classical planning has been the development of Graphplan. Graphplan builds a layered structure called the planning graph, and then searches this struc...
Hector Geffner
KR
2004
Springer
14 years 4 months ago
Multidimensional Mereotopology
To support commonsense reasoning about space, we require a qualitative calculus of spatial entities and their relations. One requirement for such a calculus, which has not so far ...
Antony Galton
KR
2004
Springer
14 years 4 months ago
GAI Networks for Utility Elicitation
This paper deals with preference representation and elicitation in the context of multiattribute utility theory under risk. Assuming the decision maker behaves according to the EU...
Christophe Gonzales, Patrice Perny