Abstract. Models have been playing a major role in information system engineering and interoperability: in this paper, we put an emphasis on the complementary role of metamodels. M...
While several research projects have been proposed to use software agents to deal with information overload, their results are not applicable in the existing Web infrastructure ma...
TSIMMIS—TheStanford-IBMManagerofMultipleInformationSources—isasystemforintegrating information. It offers a data model and a common query language that are designed to support ...
The Semantic Web is a significant improvement of the original World Wide Web. It models shared meanings with ontologies, and uses these to provide many different kinds of web servi...
Web Services are an emerging software technology that employ XML to share and exchange data. They may serve as wrappers for legacy data sources, integrate multiple remote data sou...