TurboTurtle is a animated multi-user microworld that children use to explore concepts in Newtonian physics. It is a groupware system where students, each on their own computer, ca...
In this article we introduce a visualisation technique for analysing relevance and interaction data. It allows the researcher to quickly detect emerging patterns in both interactio...
We present a characterization of a useful class of skills based on a graphical representation of an agent's interaction with its environment. Our characterization uses betwee...
With the advent of software agents and assistants, the concept of so called conversational user interfaces evolved, incorporating natural language interaction, dialogue management...
Marc Alexa, Uwe Berner, Michael Hellenschmidt, Tho...
This paper presents an exploratory study investigating how physical and digital documents are used in combination on tabletops. Our results identify hybrid piles as the most commo...