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» Hedging Structured Concepts
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CLA
2006
13 years 11 months ago
An Algorithm to Find Frequent Concepts of a Formal Context with Taxonomy
Formal Concept Analysis (FCA) considers attributes as a non-ordered set. This is appropriate when the data set is not structured. When an attribute taxonomy exists, existing techni...
Peggy Cellier, Sébastien Ferré, Oliv...
HYBRID
2007
Springer
14 years 4 months ago
The Concept of Deadlock and Livelock in Hybrid Control Systems
This short paper qualitatively introduces the definition of the concepts of Deadlock and Livelock for a general class of Hybrid Control Systems (HCS). Such a characterization hing...
Alessandro Abate, Alessandro D'Innocenzo, Giordano...
WWW
2008
ACM
14 years 10 months ago
Core geographical concepts: case Finnish geo-ontology
In this paper we examine 1) the scope of geo-ontologies used especially for the purposes of information retrieval on the Web, 2) the core geographical concepts and their mutual re...
Eero Hyvönen, Riikka Henriksson, Tomi Kauppin...
COOPIS
2004
IEEE
14 years 1 months ago
Aligning Ontologies and Evaluating Concept Similarities
An innate characteristic of the development of ontologies is that they are often created by independent groups of expertise, which generates the necessity of merging and aligning o...
Kleber Xavier Sampaio de Souza, Joseph Davis
UML
2000
Springer
14 years 1 months ago
A Radical Revision of UML's Role Concept
UML's current definition of the role concept comes with many problems, not the least being that it is difficult to understand and communicate. This paper proposes a revised UM...
Friedrich Steimann