In this paper we describe Graaasp, a social software currently under development to support the creation of a real usage database of social artifacts. Our goals are twofold: First...
Evgeny Bogdanov, Sandy El Helou, Denis Gillet, Chr...
In this paper, we propose a novel method, FingerSense to enhance the expressiveness of physical buttons. In a FingerSense enabled input device, a pressing action is differentiated...
Tabletop systems provide a platform for developing novel interaction systems, including tangible user interfaces (TUIs). This paper presents a study of the effects of a tabletop s...
The advent of second-generation intelligent computer tutors raises an important instructional design question: when should tutorial advice be presented in problem solving? This pa...
Updating an operational system is often complex and awkward. In this article, we will explain how the concept of multi-layer interface could facilitate the evolution of operationa...