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ECSQARU
2001
Springer
14 years 2 months ago
Reasoning about Knowledge Using Rough Sets
Abstract. In this paper, we first investigate set semantics of propositional logic in terms of rough sets and discuss how truth values of propositions (sentences) can be interpret...
Weiru Liu
ECSQARU
2001
Springer
14 years 2 months ago
The Search of Causal Orderings: A Short Cut for Learning Belief Networks
Abstract. Although we can build a belief network starting from any ordering of its variables, its structure depends heavily on the ordering being selected: the topology of the netw...
Silvia Acid, Luis M. de Campos, Juan F. Huete
ECSQARU
2001
Springer
14 years 2 months ago
How to Reason Credulously and Skeptically within a Single Extension
Abstract. Consistency-based approaches in nonmonotonic reasoning may be expected to yield multiple sets of default conclusions for a given default theory. Reasoning about such exte...
James P. Delgrande, Torsten Schaub
ECSQARU
2001
Springer
14 years 2 months ago
Caveats for Causal Reasoning with Equilibrium Models
In this paper we examine the ability to perform causal reasoning with equilibrium models. We explicate a postulate, which we term the Manipulation Postulate, that is required in o...
Denver Dash, Marek J. Druzdzel
CSL
2001
Springer
14 years 2 months ago
A Logic for Abstract State Machines
Robert F. Stärk, Stanislas Nanchen
CSL
2001
Springer
14 years 2 months ago
Life without the Terminal Type
We introduce a method of extending arbitrary categories by a terminal object and apply this method in various type theoretic settings. In particular, we show that categories that a...
Lutz Schröder
CSL
2001
Springer
14 years 2 months ago
An Abstract Look at Realizability
act Look at Realizability Edmund Robinson and Guiseppe Rosolini Department of Computer Science Research Report No. RR-01-01 ISSN 1470-5559 March 2001
Edmund Robinson, Giuseppe Rosolini
CSL
2001
Springer
14 years 2 months ago
Beyond Regularity: Equational Tree Automata for Associative and Commutative Theories
Abstract. A new tree automata framework, called equational tree automata, is presented. In the newly introduced setting, congruence closures of recognizable tree languages are reco...
Hitoshi Ohsaki
CSL
2001
Springer
14 years 2 months ago
Local Reasoning about Programs that Alter Data Structures
Peter W. O'Hearn, John C. Reynolds, Hongseok Yang