Alexander Prange

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We present a virtual reality framework and assistive tool for design practices for new medical environments, grounded on human visual perception, attention and action. This includes an interactive visualization of shared electronic patient records, previously acquired with a remote tablet device, in a virtual environment incorporating hand tracking, eye(More)
In this demo paper we describe how a digital pen and a humanoid robot companion can improve the social communication of a dementia patient. We propose the use of NAO, a humanoid robot, as a companion to the dementia patient in order to continuously monitor his or her activities and provide cognitive assistance in daily life situations. For example, patients(More)
We present State Hopper, an interactive multimedia application that uses Linked Open Data to generate a map-based educational game. A prototype of the system using Europe as map was implemented in a student project. Goal of the game is to move from country to country by learning facts about the countries like population, GDP, size, and others. Each movement(More)
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