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TU Berlin

Inhalt des Dokuments

Stefan Schaffer

Lupe

Research Field

Usability

Research Topics

• Multimodal Human-Computer Interaction
• Model-based Usability Evaluation
• User Modeling

Biography

Stefan Schaffer studied Communication Science and Computer Science at the Technical University Berlin. In 2009 he completed his degree and received the Willumeit prize for his Magister thesis. He has joined the research training group prometei and is currently working towards his PhD thesis in the domain of model-based usability evaluation of multimodal systems.

Address

Technische Universität Berlin
Zentrum Mensch-Maschine-Systeme
Graduiertenkolleg prometei
Sekretariat FR 2-6
Franklinstr. 28/29
D-10587 Berlin

Tel: +49 (30) 314 - 29637
Fax: +49 (30) 314 - 25996

Lupe


Publications

Schulz, M., Runge, M., Schaffer, S., Seebode, J., Weiss, B. and Möller, S. (2010). Simulation des Verhaltens älter Nutzer zur Evaluation eines AAL-Interfaces. Deutscher AAL Kongress, Berlin. VDE Verlag.

Link zur Publikation

Möller, S., Hillmann, S., Engelbrecht, K.-P., Hinterleitner, F., Köster, F., Kretzschmar, F., Schulz, M. and Schaffer, S. (2012). Quality Prediction for Speech-based Telecommunication Services. Invited Talk, Colloquium on Quality of Experience in Multimedia Systems and Services


Möller, S., Schmidt, S., Engelbrecht, K.-P., Kretzschmar, F., Schulz, M. and Schaffer, S. (2012). Simulating User-system Interactions for Designing Usable Systems. Invited Talk, Informatik-Kolloquium


Möller, S., Schmidt, S., Engelbrecht, K.-P., Kretzschmar, F., Schulz, M., Schaffer, S. and Wältermann, M. (2012). Quality Prediction of Speech-based Services. Invited Talk, Fourteenth ISE Seminar, Faculty of Information Sciences and Engineering


Wechsung, I., Engelbrecht, K.-P., Naumann, A., Möller, S., Schaffer, S. and Schleicher, R. (2010). Investigating modality selection strategies. IEEE workshop on spoken language technology SLT 2010


Wechsung, I., Schaffer, S., Schleicher, R., Naumann, A. and Möller, S. (2010). The Influence of Expertise and Efficiency on Modality Selection Strategies and Perceived Mental Effort. Proceedings of the 11th Annual Conference of the ISCA (Interspeech 2010). International Speech Communication Association (ISCA), 1930–1933.

Link zur Publikation

Metze, F., Wechsung, I., Schaffer, S., Seebode, J. and Möller, S. (2009). Reliable Evaluation of Multimodal Dialog Systems. 13th International Conference on Human-Computer Interaction (HCI International 2009), Part 2. Springer, 75–83.

Link zur Publikation

Schaffer, S. and Minge, M. (2012). Error-prone Voice and Graphical User Interfaces in a Mobile Application. Sprachkommunikation: Beiträge zur 10. ITG-Fachtagung vom 26. bis 28. September 2012 in Braunschweig. VDE-Verlag, 1–4.


Schaffer, S. and Reitter, D. (2012). Modeling Efficiency-guided Modality Choice in Voice and Graphical User Interfaces. 11th International Conference on Cognitive Modeling (ICCM2012). Universitätsverlag der TU Berlin, 253–254.


Schaffer, S., Seebode, J., Wechsung, I., Metze, F. and Kühnel, C. (2009). Influence of User Characteristics on the Usage of Gesture and Speech in a Smart Office Environment. Gesture in Embodied Communication and Human-Computer Interaction 8th International Gesture Workshop, GW 2009


Schaffer, S., Seebode, J., Wechsung, I., Metze, F. and Möller, S. (2009). Benutzerstudien zur Bewertung multimodaler, interaktiver Anzeigetafeln in unterschiedlichen Entwicklungsstufen. Workshop-Proceedings der Tagung Mensch und Computer 2009. Logos Berlin, 22–27.

Link zur Publikation

Seebode, J., Schaffer, S., Wechsung, I. and Metze, F. (2009). Influence of Training on Direct and Indirect Measures for the Evaluation of Multimodal Systems. 10th Annual Conference of the International Speech Communication Association (Interspeech 2009)


Wechsung, I., Engelbrecht, K.-P., Naumann, A., Schaffer, S., Seebode, J., Metze, F. and Möller, S. (2009). Predicting the Quality of Multimodal Systems Based on Judgements of Single Modalities. Proceedings of the 10th Annual Conference of the ISCA (Interspeech 2009). International Speech Communication Association (ISCA), 1827–1830.

Link zur Publikation Link zur Originalpublikation

Wechsung, I., Engelbrecht, K.-P., Schaffer, S., Seebode, J., Metze, F. and Möller, S. (2009). Usability Evaluation of Multimodal Interfaces: Is the whole the sum of its parts?. 13th International Conference on Human-Computer Interaction (HCI International 2009), Part 2. Springer, 113–119.

Link zur Publikation Link zur Originalpublikation

Wechsung, I., Engelbrecht, K.-P., Schaffer, S., Seebode, J., Metze, F. and Möller, S. (2009). Evaluation multimodaler Schnittstellen: Ist das Ganze die Summe seiner Teile?. Mensch und Computer 2009. 9. fachübergreifende Konferenz für interaktive und koooperative Medien - Grenzenlos frei 2009.. Oldenbourg, 495–498.

Link zur Publikation Link zur Originalpublikation

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