Publisher Summary
The basic assumptions behind the Semantic Web—the AAA, Open World, and Nonunique Naming assumptions—place very specific restrictions on the modeling language. The structure of RDF is in the form of statements with familiar grammatical constructs like subject, predicate, and object. The structure of Web Ontology Language (OWL) includes familiar concepts like class, subClassOf, and property. But the meaning of a model is given by the inference rules of OWL, which incorporate the assumptions of the Semantic Web. One can tell if one has built a useful model, one that conforms to these assumptions, by making sure that the inferences it supports are useful and meaningful. According to the AAA slogan, one cannot say that any of the ...
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