The agent-based approach is an effective one for building middleware interconnecting distributed heterogeneous resources and providing semantic interoperability among them. On the...
Since the end of 2004, when the law decree about accessibility for Brazilian governmental websites came into force, the federal agencies have been struggling to conform to the nor...
This paper discusses a combinatorial problem about the selection of candidates for Web service compositions. The problem occurs if we assume that a discovery process has identifi...
In this paper we examine the benefit of reports about resources in mobile ad-hoc networks. Each disseminated report represents information about a spatio-temporal event, such as th...
News on demand features user interaction, interdependent media and is used by different client types. These requirements are not yet accommodated by a single solution. We address ...