Ontologies in current computer science parlance are computer based resources that represent agreed domain semantics. Unlike data models, the fundamental asset of ontologies is the...
We present in this paper a method to insert new concepts in an existing information extraction system based on a conceptual graph architecture. We use verb patterns as conceptual s...
The UML's Object Constraint Language provides the modeller of object-oriented systems with ways to express the semantics of a model in a precise and declarative manner. The co...
An important milestone in the evolution of the Web is the Semantic Web: a Web in which the semantics of the available content and functionality is made explicit. Web design methods...
user actions at different levels of abstractions. Using the ontology's concepts and relations, we capture the multitude of user interests expressed by a visit to one page. We ...
Daniel Oberle, Bettina Berendt, Andreas Hotho, Jor...