The notion of service enjoys increasing popularity as a means for structuring complex distributed systems. Most definitions of the term service, however, refer only to syntactic l...
: Digital services can be thought as internet based applications that fulfil users' needs and their quality represents a basic element during the delivery process. In such a c...
Flavio Corradini, Alberto Polzonetti, Barbara Re, ...
The paper considers the problem of defining concepts within formal ontologies. A number of distinct modes of definition are identified, which represent alternative viewpoints on t...
Abstract. This paper describes a design technique for interactive systems that allows designs to be specified and refined formally, using a notation based on Action Systems. The ...