The context of a collective activity is characterized by all information produced during the activity. The comprehension of this context by each actor is essential for the success...
This paper presents technical foundation, roadmap and initial results of the IDIOM project (Information Diffusion across Interactive Online Media). Information spreads rapidly acr...
We present a set of graphical user interface elements, called widgets, for 2-dimensional visual codes. The proposed widgets are suitable for printing on paper as well as showing o...
Photographs have significant social roles. For example, they help families and friends to preserve an affective link and provide a support for communication. The increasing popular...
In this paper, we propose a multiple-device approach for supporting informal meetings using a digital whiteboard. Traditional digital whiteboard systems often suffer from a limite...