Ontologies form the cornerstone of the Semantic Web and are intended to help researchers to analyze and share knowledge, and as more ontologies are being introduced, it is difficu...
Model-driven architectures (MDA) separate the business or application logic from the underlying platform technology and represent this logic with precise semantic models. These mo...
Jana Koehler, Rainer Hauser, Shubir Kapoor, Freder...
In the context of open environments like the Semantic Web, knowledge-based applications with autonomous knowledge sources have recently gained increased interest. For such sources...
Tina Froehner, Matthias Nickles, Gerhard Weiß...
— The use of digital learning resources creates an increasing need for semantic metadata, describing the whole resource, as well as parts of resources. Traditionally, schemas suc...
Answering queries over an incomplete database w.r.t. a set of constraints is an important computational task with applications in fields as diverse as information integration and ...