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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

W

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

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

S

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)


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

Schaffer, S., Schleicher, R. and Möller, S. (2015). Modeling Input Modality Choice in Mobile Graphical and Speech Interfaces. Int. Journal of Human-Computer Studies, 21–34.

Link zur Publikation Link zur Originalpublikation

Schaffer, S., Jöckel, B., Wechsung, I., Schleicher, R. and Möller, S. (2011). Modality Selection and Perceived Mental Effort in a Mobile Application. Proc. 12th Ann. Conf. of the Int. Speech Communication Assoc. (Interspeech 2011). International Speech Communication Association (ISCA), 2253–2256.

Link zur Publikation

Schaffer, S., Schleicher, R. and Möller, S. (2011). Measuring Cognitive Load for different Input Modalities. 9. Berliner Werkstatt Mensch-Maschine-Systeme. VDI Verlag, 287–292.


Schaffer, S., Schleicher, R. and Möller, S. (2011). A Model of Shortcut Usage in Multimodal Human-Computer Interaction. HCI International. Springer, 337–346.

Link zur Publikation

Schaffer, S., Schleicher, R. and Möller, S. (2011). Simulation von Benutzerverhalten im Umgang mit multimodalen Diensten. 9. Berliner Werkstatt Mensch-Maschine-Systeme. VDI Verlag, 110–111.



Schaffer, S. (2010). Modeling of Modality Selection in Multimodal Human-Computer Interaction. Proceedings of the 10th International Conference on Cognitive Modeling (ICCM), 321–322.


Schaffer, S. (2010). Nutzung modalitätsspezifischer Abkürzungen in multimodaler Mensch-Maschine-Interaktion. Proceedings of KogWis 2010 10th Biannual Meeting of the German Society for Cognitive Science, 45.


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