The context of this work is usability engineering for multimodal interaction. In contrast to other work centrates on prototyping toolkits or abstract guidelines, this research foc...
In this paper, the authors propose Zoomable User Interfaces as an alternative presentation medium to address several common presentation problems. Zoomable User Interfaces offer n...
This paper addresses software plasticity, i.e. the ability of interactive systems to adapt to context of use while preserving user-centered properties. In plasticity, a classical a...
The most usable user-interface is not necessarily the most popular. For example, the extent to which an interaction is based on graphics can depend highly on convention rather than...
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 ...