We contrast using a notation extension with using a combination of notations. Specifically, we compare the use of an extended dialect of Z [10] with a combination of Z and predicat...
Semantic interoperability is essential on the Semantic Web to enable different information systems to exchange data. Such interoperability can be achieved by identifying similar in...
—This paper describes a model of a hierarchical, heterogeneous knowledge-base. The proposed model consists of an associative level that is implemented by a Kanerva-like sparse di...
Several applications require reasoning over autonomously developed ontologies. Initially conceived to explicit the semantics of a certain domain, these ontologies become a powerfu...