Jean-Christophe R. Pazzaglia

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— Dynamic and self-organizing systems like those found in ubiquitous computing or semantic web based scenarios raise numerous challenges regarding trust and privacy. Service discovery is a basic feature of SOA deployment in such systems, given that entities need to locate services they can describe but that they do not necessarily know. PKI based solutions(More)
We describe a pragmatic approach to the creation of local ontologies for databases which must be integrated into multi-agent systems. Our approach avoids the introduction of an extra language, solely for modelling the required ontological information, by showing how to extend the expressiveness of a typical OODBMS data deenition language. In this paper, we(More)
The exponential growth of resources on the web, and the wide deployment of devices for multimodal access to the Internet, lead to new problems in information management. In this context, and as part of the European project Vision, we have built an interactive telematic handbook of the culture and the territory of Sardinia. A team of cultural experts browsed(More)
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