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» The Ontological Square and its Logic
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WISE
2005
Springer
14 years 1 months ago
Scalable Instance Retrieval for the Semantic Web by Approximation
Abstract. Approximation has been identified as a potential way of reducing the complexity of logical reasoning. Here we explore approximation for speeding up instance retrieval in...
Holger Wache, Perry Groot, Heiner Stuckenschmidt
DEXA
2009
Springer
151views Database» more  DEXA 2009»
14 years 2 months ago
Automatic Extraction of Ontologies Wrapping Relational Data Sources
Describing relational data sources (i.e. databases) by means of ontologies constitutes the foundation of most of the semantic based approaches to data access and integration. In sp...
Lina Lubyte, Sergio Tessaris
KI
2002
Springer
13 years 7 months ago
Description Logics for the Semantic Web
The vision of a Semantic Web has recently drawn considerable attention, both from academia and industry. Description Logics are often named as one of the tools that can support th...
Franz Baader, Ian Horrocks, Ulrike Sattler
ISEMANTICS
2010
13 years 9 months ago
Issues in expressing metadata application profiles with description logics and OWL 2
This paper gives an account of how traditional metadata application profiles are related to Web ontologies and Description Logics. It is shown that metadata profiles can be formal...
Dimitrios A. Koutsomitropoulos, Georgia D. Solomou
AAAI
2007
13 years 9 months ago
DL-Lite in the Light of First-Order Logic
The use of ontologies in various application domains, such as Data Integration, the Semantic Web, or ontology-based data management, where ontologies provide the access to large a...
Alessandro Artale, Diego Calvanese, Roman Kontchak...