Augmented Reality (AR) research has been conducted for several decades, although until recently most AR applications had simple interaction methods using traditional input devices....
Contextual information such as spatial location can significantly enhance the utility of mobile applications. We introduce the concept of active preferences that represent a comb...
In this article we describe the Sweep-Shake system, a novel, low interaction cost approach to supporting the spontaneous discovery of geo-located information. By sweeping a mobile...
In this paper, we describe various setups that allow usability professionals to conduct effective user studies on mobile devices. We describe the factors relevant when building a ...
An approach to providing tangible feedback to users of a mobile device in both highly visual touchscreen-based and eyes-free interaction scenarios and the transition between the t...