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KCAP
2003
ACM
13 years 10 months ago
Modularisation of domain ontologies implemented in description logics and related formalisms including OWL
Modularity is a key requirement for large ontologies in order to achieve re-use, maintainability, and evolution. Mechanisms for ‘normalisation’ to achieve analogous aims are s...
Alan L. Rector
ER
2008
Springer
110views Database» more  ER 2008»
13 years 6 months ago
What's in a Relationship: An Ontological Analysis
In a series of publications, we have proposed a foundational system of ontological categories which has been successfully used to evaluate and improve the quality of conceptual mod...
Giancarlo Guizzardi, Gerd Wagner
WWW
2007
ACM
14 years 5 months ago
Altering document term vectors for classification: ontologies as expectations of co-occurrence
In this paper we extend the state-of-the-art in utilizing background knowledge for supervised classification by exploiting the semantic relationships between terms explicated in O...
Meenakshi Nagarajan, Amit P. Sheth, Marcos Kawazoe...
DEXAW
2007
IEEE
153views Database» more  DEXAW 2007»
13 years 11 months ago
Enhancing Ontology Concept Design by Knowledge Discovery
In this paper, we propose a knowledge discovery-based approach to ontology concept design. In our approach, concept design is a stepwise activity which exploits ontology matching ...
Silvana Castano, Alfio Ferrara
JODS
2006
148views Data Mining» more  JODS 2006»
13 years 5 months ago
Discovering the Semantics of Relational Tables Through Mappings
Abstract. Many problems in Information and Data Management require a semantic account of a database schema. At its best, such an account consists of formulas expressing the relatio...
Yuan An, Alexander Borgida, John Mylopoulos