Abstract. This paper presents a visual particle filter for jointly tracking the position of a person and her head pose. The resulting information may be used to support automatic ...
We propose to use wearable computers and sensor systems to generate personal contextual annotations in audio visual recordings of meetings. In this paper we argue that such annota...
Visual markers are graphic symbols designed to be easily recognised by machines. They are traditionally used to track goods, but there is increasing interest in their application ...
Gaze visualizations hold the potential to facilitate usability studies of interactive systems. However, visual gaze analysis in threedimensional virtual environments still lacks m...
I present an approach to designing decision support systems. The approach is to dissect a decision from both a normative and a cognitive perspective, and then to design a diagram ...