3D fixations in real and virtual scenarios
In: Journal of Eye Movement Research, Jg. 1 H. 5 (Special issue: Abstracts of the ECEM 2007), S. 13 ff.2007
Adapting a virtual agent’s conversational behavior by social strategies
In: KI 2013: Advances in Artificial Intelligence, Jg. 8077, S. 288-2912013

Affective computing with primary and secondary emotions in a virtual human
In: Autonomous Agents and Multi-Agent Systems, Jg. 20 H. 1, S. 32-492010
Simulating the emotion dynamics of a multimodal conversational agent
In: Affective Dialogue Systems - Proceedings of the Tutorial and Research Workshop, ADS 2004, Jg. 3068, S. 154-1652004

Alignment in Communication - Collaborative Research Center 673 at Bielefeld University
In: KI - Künstliche Intelligenz, Jg. 2008 H. 2, S. 62-652008








Combining 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. 44-542014

A computational model of cooperative spatial behaviour for virtual humans
In: Representing Space in Cognition: Interrelations of behaviour, language, and formal models, Jg. 8, S. 147-1682013

Connecting question answering and conversational agents: Contextualizing German questions for interactive question answering systems
In: KI - Künstliche Intelligenz, Jg. 26 H. 4, S. 381-3902012
