We show how model extensibility of object-oriented data management systems can be achieved through the combination of a highlevel core object data model and an architecture designe...
Service oriented architectures facilitate loosely coupled collaborations, which are established in a decentralized way. One challenge for such collaborations is to guarantee consi...
The purpose of validating a conceptual schema is to check whether it specifies what the designer intended. Our approach to validation consists in translating the schema into logic ...
To achieve sharing and reuse for sustainable development, documents are semantically interrelated by ontologies, specified formally using the specification language Casl. The spe...
Abstract. Current research in context-awareness is biased toward low-level context information. High-level context information, however, poses several challenges to context managem...