One of the key factors that hinders integration of distributed, heterogeneousinformation systems is the lack of a formal basis for modeling the complex, structuredknowledge that is to be exchanged. To alleviate this situation, we present anapproach based on core ontologies. Core ontologies are...

This paper proposes model-driven techniques to extend IBM’s SOMA method towardsmigrating legacy systems into Service-Oriented Architectures (SOA). The proposal exploreshow graph-based querying and transformation techniques enable the integration oflegacy assets into a new SOA. The presented...