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» Ontologies and Description Logics
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DLOG
2010
14 years 8 months ago
A MapReduce Algorithm for EL+
Abstract. Recently, the use of the MapReduce framework for distributed RDF Schema reasoning has shown that it is possible to compute the deductive closure of sets of over a billion...
Raghava Mutharaju, Frederick Maier, Pascal Hitzler
78
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RR
2007
Springer
15 years 4 months ago
Evaluating Formalisms for Modular Ontologies in Distributed Information Systems
Modern semantic technology is one of the necessary supports for the infrastructure of next generation information systems. In particular, large international organizations, which u...
Yimin Wang, Jie Bao, Peter Haase, Guilin Qi
96
Voted
KR
2000
Springer
15 years 1 months ago
Expressive ABox Reasoning with Number Restrictions, Role Hierarchies, and Transitively Closed Roles
We present a new tableaux calculus deciding the ABox consistency problem for the expressive description logic ALCNHR+ . Prominent language features of ALCNHR+ are number restricti...
Volker Haarslev, Ralf Möller
JURIX
2008
14 years 11 months ago
Formal Aspects of Legislative Meta-Drafting
The paper presents a logic-based approach to legislative meta-drafting. A class of meta-data, corresponding to specific classes of legal provisions, is introduced and discussed. Su...
Carlo Biagioli, Davide Grossi
DLOG
2000
14 years 11 months ago
Optimizing TBox and ABox Reasoning with Pseudo Models
This paper investigates optimization techniques and data structures exploiting the use of so-called pseudo models. These techniques are applied to speed-up TBox and ABox reasoning...
Volker Haarslev, Ralf Möller