The evolution of mobile technologies, like web-enable cellphones, PDAs and wireless networks, makes it now possible to use these technologies for collaborative work through web-bas...
Online travel support systems have often been cited as an ideal proving ground for agent-based architectures, yet no working systems have materialized. Over the last few years we ...
To improve the performance and wellbeing of humans in complex human-computer interaction settings, an interesting challenge for an ambient (or pervasive) agent system is to recogni...
Abstract. Whenever agents deal with condential information, it is important that they comply with a principled security policy. We show how the database concept of multi-level sec...
Despite recent advances in wireless and portable hardware technologies, mobile access to the Web is often laborious. For this reason, several solutions have been proposed to custom...
Leonardo Teixeira Passos, Marco Tulio de Oliveira ...