To what extent can social interactions augment people's natural search experiences? What factors influence the decision to turn to a friend for help? Our paper presents the p...
Audio guides are a common way to provide museum visitors with an opportunity for personalized, self-paced information retrieval. However, this personalization conflicts with some ...
Florian Heller, Thomas Knott, Malte Weiss, Jan Bor...
Instant messaging allows users to exchange presence and availability information, and to have spontaneous online conversations. We report on a study of account sharing in IM, and ...
We test a recent claim in an opinion piece (interactions, May/June 2008, pp. 45-47) that publications by HCI researchers have little or no impact. The alleged "phenomenon of ...
This paper presents an ongoing study comparing the potential and the quality of the experiences provided by tangible versus traditional interfaces. The study was carried with two ...
Cristina Sylla, Pedro Branco, Clara Coutinho, Mari...