We summarize three evaluations of an educational augmented reality application for geometry education, which have been conducted in 2000, 2003 and 2005 respectively. Repeated forma...
We report from three usability evaluations of health information systems that illustrate the value of seeing usability as a context dependent property of a product. We show how the...
This article proposes the use of autonomous actors for navigation support within complex virtual medical objects reconstructed from Computed Tomography or Magnetic Resonance Imagi...
Meetingware supports, manages, guides and stimulates participation in meetings. The evaluation of meetingware has not yet produced concluding results due to many reasons, one of th...
The Prolog programmer’s needs have always been the focus for guiding the development of the SWI-Prolog system. This article accompanies an invited talk about how the SWI-Prolog e...