The Semantic Web is based on the idea of adding more machine-readable semantics to web information via annotations written in a language called the Resource Description Framework ...
Many applications today need to manage large data sets with uncertainties. In this paper we describe the foundations of managing data where the uncertainties are quantified as pro...
In this article we extend previous work on the development of logical foundations for the specification of the dynamics of databases. In particular, we deal with two problems. Fir...
—Reasoning by interrogation is one of the most ancient and experimented ways of reasoning. Originated by the Aristotelian elenchus, it has been used for many purposes, such as th...
Vincenzo Deufemia, Giuseppe Polese, Genoveffa Tort...
In search of semantic richer and more flexible database modelling and database querying techniques, different approaches based on fuzzy set theory have been developed. Among the m...