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1331views
15 years 9 months ago
Spatial Reasoning: Theory and Practice
"Spatial structures and spatial reasoning are essential to perception and cognition. Much day-to-day practical information is about what happens at certain spatial locations....
M. Aiello
KR
1992
Springer
14 years 2 months ago
Learning Useful Horn Approximations
While the task of answering queries from an arbitrary propositional theory is intractable in general, it can typicallybe performed e ciently if the theory is Horn. This suggests t...
Russell Greiner, Dale Schuurmans
PODS
1997
ACM
124views Database» more  PODS 1997»
14 years 2 months ago
Languages for Relational Databases over Interpreted Structures
We rework parts of the classical relational theory when the underlying domain is a structure with some interpreted operations that can be used in queries. We identify parts of the...
Michael Benedikt, Leonid Libkin
APSEC
2003
IEEE
14 years 1 months ago
An Analysis of Backward Simulation Data-Refinement for Partial Relation Semantics
This paper investigates data-refinement by backward simulation for specifications whose semantics is given by partial relations. The standard model-theoretic approach is based on ...
Moshe Deutsch, Martin C. Henson
TAP
2008
Springer
153views Hardware» more  TAP 2008»
13 years 9 months ago
Bounded Relational Analysis of Free Data Types
Abstract. In this paper we report on our first experiences using the relational analysis provided by the Alloy tool with the theorem prover KIV in the context of specifications of ...
Andriy Dunets, Gerhard Schellhorn, Wolfgang Reif