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» Negation in Spatial Reasoning
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GIS
2007
ACM
14 years 11 months ago
Dynamic storage balancing in a distributed spatial index
We propose a general framework to index very large datasets of spatial data in a distributed system. Our proposal is built on the recently proposed Scalable Distributed Rtree (SD-...
Cédric du Mouza, Philippe Rigaux, Witold Li...
FSTTCS
2001
Springer
14 years 2 months ago
Computability and Complexity Results for a Spatial Assertion Language for Data Structures
Abstract. This paper studies a recently developed an approach to reasoning about mutable data structures, which uses an assertion language with spatial conjunction and implication ...
Cristiano Calcagno, Hongseok Yang, Peter W. O'Hear...
FLAIRS
2007
14 years 6 days ago
Some Spatial and Spatio-Temporal Operators Derived from the Topological View of Knowledge
In this paper, we extend Moss and Parikh’s approach to reasoning about topological properties of knowledge. We turn that system in a spatio-temporal direction by successively ad...
Bernhard Heinemann
ECOI
2007
101views more  ECOI 2007»
13 years 9 months ago
Reasoning about taxonomies in first-order logic
Experts often disagree about the organization of biological taxa. The shifting definitions of taxonomic names complicate otherwise simple queries concerning these taxa. For examp...
David Thau, Bertram Ludäscher
ICLP
2010
Springer
14 years 1 months ago
Dynamic Magic Sets for Disjunctive Datalog Programs
Abstract. Answer set programming (ASP) is a powerful formalism for knowledge representation and common sense reasoning that allows disjunction in rule heads and nonmonotonic negati...
Mario Alviano