Collaborative Research Centre "Situated Artificial Communicators" at the University of Bielefeld, Germany
In: Artificial Intelligence Review, Jg. 10 H. 3-4, S. 165-170Combining multi-sensory stimuli in virtual worlds - a progress report
In: Virtual Augmented and Mixed Reality. Designing and Developing Augmented and Virtual Environments, Jg. 8525, S. 44-54A computational model of cooperative spatial behaviour for virtual humans
In: Representing Space in Cognition: Interrelations of behaviour, language, and formal models, Jg. 8, S. 147-168Computersimulationen in der mathematikdidaktischen Grundlagenforschung
In: Mathematikdidaktik im Wissenschaftsgefüge - Festschrift für Elmar Cohors-Fresenborg, Jg. FMD 40.2 (Band 2), S. 179-193Connecting question answering and conversational agents: Contextualizing German questions for interactive question answering systems
In: KI - Künstliche Intelligenz, Jg. 26 H. 4, S. 381-390Construct a sum: a measure of children's understanding of fraction size
In: Journal for research in mathematics education, Jg. 16 H. 2, S. 120-131