This paper contributes a general approach to characterizing patterns of change in a spatio-temporal database. While there is a particular interest in modelling and querying how sp...
Nassima Djafri, Alvaro A. A. Fernandes, Norman W. ...
Abstract: Observation is a fundamental interaction pattern in today's computerbased systems. Adopting observation as the main modelling criterion, computer-based systems can b...
In this paper we present a general purpose solution to Web content perusal by means of mobile devices, named Social Context-Aware Browser. This is a novel approach for the informa...
Abstract: The application of Web 2.0 tools and methodologies in the domain of eGovernment is not yet a fully exploited area due to the immaturity of the software support, and the l...
Application-level protocol specifications are helpful for network security management, including intrusion detection, intrusion prevention and detecting malicious code. However, c...