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CAD/CAPP Integration using Feature OntologyI3S UNSA-CNRS - 2000, route des lucioles, Les Algorithmes - bât. Euclide B, dartigue{at}unice.fr
LIRIS, University Claude Bernard of Lyon, 43, Boulevard du 11 novembre 1918, 69622 Villeurbanne Cedex, France
NIST, 100 Bureau Drive, Gaithersburg, MD 20899-3460, USA
LIRIS, University Claude Bernard of Lyon, 43, Boulevard du 11 novembre 1918, 69622 Villeurbanne Cedex, France
NIST, 100 Bureau Drive, Gaithersburg, MD 20899-3460, USA In a collaborative computer-supported engineering environment, the interoperation of various applications will need a representation that goes beyond the current geometry-based representation, which is inadequate for capturing semantic information. The primary purpose of this study is to discuss a semantically based information exchange protocol that will facilitate seamless interoperability among current and next generation computer-aided design systems (CAD) and between CAD and other systems that use product data. An ontological approach is described to integrating computer-aided design (CAD) and computer-aided process planning (CAPP). Two commercial software applications are used to demonstrate the approach. This involves the development of a shared ontology and domain specific ontologies in the Knowledge Interchange Format (KIF) language. Domain specific ontologies which are feature-based are developed after a detailed analysis of the CAD and the CAPP software. Mapping between the domain ontologies and the shared ontology is achieved by several mapping rules. The approach is validated by using a variety of parts.
Key Words: CAD CAPP interoperability ontologies design process planning knowledge interchange format.
Concurrent Engineering, Vol. 15, No. 2,
237-249 (2007) |
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