In: Ambient Assisted Living 2009. Deutscher AAL-Kongress (AAL-09), 2. Deutscher AAL-Kongress mit Ausstellung / Technologien - Anwendungen, January 27-28, Berlin, Germany, ISBN 978-3-8007-3138-1, VDE, 2009.
In: -. New Advances in Virtual Humans. Pages 85-112, Studies in Computational Intelligence (SCI), Vol. 140, Springer-Verlag, Berlin Heidelberg, 7/2008.
In: Thomas Huang; Anton Nijholt; Maja Pantic; Alex Plentland (Hrsg.). Artifical Intelligence for Human Computing. Chapter 14, Pages 272-295, Lecture Notes in Computer Science (LNAI), Vol. 4451, No. 4451, Springer, 7/2007.
In: Artifical Intelligence for Human Computing - ICMI 2006 and IJCAI 2007 International Workshops. International Workshop on AI for Human Computing (AI4HC-2007), Pages 272-295, Lecture Notes in Computer Science (LNAI), Vol. 4451, Springer, 1/2007.
In: Processing of the International Conference on Spoken Language Processing (Interspeech 2006 - ICSLP). International Conference on Spoken Language Processing (ICSLP), Pittsburgh, 9/2006.
In: Proceedings of the 10th Workshop on the Semantics and Pragmatics of Dialogue - BRANDIAL06. Workshop Series on the Semantics and Pragmatics of Dialogue (SEMDIAL-2006), BRANDIAL, September 11-13, Potsdam, Germany, Pages 2-9, 9/2006.
In: Proceedings of the 6th International Conference on Intelligent Virtual Agents (IVA'06). International Conference on Intelligent Virtual Agents (IVA), Marina del Rey, Springer, 8/2006.
In: Wolfgang Wahlster (Hrsg.). SmartKom: Foundations of Multimodal Dialogue Systems. Pages 223-235, Cognitive Technologies, ISBN 978-3-540-23732-7, Springer, Berlin, Heidelberg, New York, 7/2006.
In: Wolfgang Wahlster (Hrsg.). SmartKom: Foundations of Multimodal Dialogue Systems. Pages 237-253, Cognitive Technologies, ISBN 978-3-540-23732-7, Springer, Berlin, Heidelberg, New York, 7/2006.
In: Wolfgang Wahlster (Hrsg.). SmartKom: Foundations of Multimodal Dialogue Systems. Pages 255-267, Cognitive Technologies, ISBN 978-3-540-23732-7, Springer, Berlin, Heidelberg, New York, 7/2006.