—Today’s rich service offer in the World Wide Web increasingly requires the disclosure of personal user data. Service providers’ appetite for personal user data, however, is ...
Older adults are a challenging user group because their behaviour can be highly variable. To the best of our knowledge, this is the first study where dialogue strategies are learn...
Kallirroi Georgila, Maria Wolters, Johanna D. Moor...
We describe the architecture of an interactive, “believable” agent with personality, called user agent, which can act on behalf of a user in various multi-user game contexts, w...
One of the major issues raised by Digital Rights Management systems concerns the protection of the user’s privacy and anonymous consumption of content. However, most existing li...
The problems involved in the development of user interfaces become even more severe through the ubiquitous use of a variety of devices such as PCs, mobile phones and PDAs. Each of...