The context of a collective activity is characterized by all information produced during the activity. The comprehension of this context by each actor is essential for the success...
In this paper we discuss the design of computer-based haptic graphs for blind and visually impaired people with the support of our preliminary experimental results. Since visual i...
Graph and tree visualization techniques enable interactive exploration of complex relations while communicating topology. However, most existing techniques have not been designed ...
Haptic technologies are thought to have the potential to help blind individuals overcome the challenges experienced when accessing the Web. This paper proposes a structured partic...
The paper presents the design of a mobile assistant for runners. We propose visual and auditory user interface for a mobile assistant, called Mobota. The system supports navigatio...