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FLAIRS
2001
13 years 9 months ago
Validity of First-Order Knowledge Bases
A knowledge base is maintained by modifying its conceptual model and by using those modifications to specify changes to its implementation. The maintenance problem is to determine...
John K. Debenham
ER
2007
Springer
89views Database» more  ER 2007»
14 years 2 months ago
On Order Dependencies for the Semantic Web
We consider the problem of adding both equality and order generating dependencies to Web ontology languages such as OWL DL that are based on description logics. Such dependencies u...
David Toman, Grant E. Weddell
MFCS
2005
Springer
14 years 1 months ago
The Complexity of Model Checking Higher Order Fixpoint Logic
This paper analyses the computational complexity of the model checking problem for Higher Order Fixpoint Logic – the modal µ-calculus enriched with a typed λ-calculus. It is ha...
Martin Lange, Rafal Somla
COGSCI
2008
90views more  COGSCI 2008»
13 years 7 months ago
Using fMRI to Test Models of Complex Cognition
This article investigates the potential of fMRI to test assumptions about different components in models of complex cognitive tasks. If the components of a model can be associated...
John R. Anderson, Cameron S. Carter, Jon M. Fincha...
AML
2006
103views more  AML 2006»
13 years 8 months ago
Decision methods for linearly ordered Heyting algebras
Abstract. The decision problem for positively quantified formulae in the theory of linearly ordered Heyting algebras is known, as a special case of work of Kreisel, to be solvable;...
Roy Dyckhoff, Sara Negri