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.

Engelbrecht, K.-P., Gödde, F., Hartard, F., Ketabdar, H. and Möller, S. (2009). Modeling User Satisfaction with Hidden Markov Models. Proceedings of the 10th Annual SIGdial Meeting on Discourse and Dialogue (SIGDIAL 2009). Association for Computational Linguistics, 170–177.

Engelbrecht, K.-P., Hartard, F., Gödde, F. and Möller, S. (2009). A Closer Look at Quality Judgments of Spoken Dialog Systems. Proceedings of the 10th Annual Conference of the ISCA (Interspeech 2009). ISCA, 2787–2790.

Engelbrecht, K.-P., Wootton, C., Wechsung, I. and Möller, S. (2009). Evaluation of a Voice-based Internet Browser with Untrained and Trained Users. 13th International Conference on Human-Computer Interaction (HCI International 2009), Part 3. Springer, 482–491.

Möller, S., Engelbrecht, K.-P., Kühnel, C., Wechsung, I. and Weiss, B. (2009). A Taxonomy of Quality of Service and Quality of Experience of Multimodal Human-Machine Interaction. First International Workshop on Quality of Multimedia Experience (QoMEX'09)

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.

Burkhardt, F., Ballegooy, M. v., Engelbrecht, K.-P., Polzehl, T. and Stegmann, J. (2009). Emotion Detection in Dialog Systems: Applications, Strategies and Challenges. Proc. of International Conference on Affective Computing and Intelligent Interaction (ACII 2009). IEEE.

Engelbrecht, K.-P., Quade, M. and Möller, S. (2009). Analysis of a New Simulation Approach to Dialogue System Evaluation. Speech Communication. Elsevier Science Publishers B. V., 1234–1252.

Engelbrecht, K.-P., Kruppa, M., Möller, S. and Quade, M. (2008). MeMo Workbench for Semi-automated Usability Testing. Proceedings of the Interspeech 2008 incorporating SST 2008. International Symposium on Computer Architecture (ISCA), 1662–1665.

Engelbrecht, K.-P., Schleicher, R., Möller, S. and Wechsung, I. (2008). Analysis of PARADISE Models for Individual Users of a Spoken Dialog System. Elektronische Sprachsignalverarbeitung, Tagungsband der 19. Konferenz. TUDpress.

Engelbrecht, K.-P., Kühnel, C. and Möller, S. (2008). Weighting the Coefficients in PARADISE Models to Increase their Generalizability. Perception in Multimodal Dialogue Systems, 4th IEEE Tutorial and Research Workshop on Perception and Interactive Technologies for Speech-Based Systems (PIT 2008). Springer, 289–292.

Möller, S. and Engelbrecht, K.-P. (2008). Towards a Perception-based Evaluation Model for Spoken Dialogue Systems. Perception in Multimodal Dialogue Systems, 4th IEEE Tutorial and Research Workshop on Perception and Interactive Technologies for Speech-Based Systems, PIT 2008. Springer, 306–309.

Gödde, F., Möller, S., Engelbrecht, K.-P., Kühnel, C., Schleicher, R., Naumann, A. and Wolters, M. (2008). Study of a Speech-based Smart Home System with Older Users. Proceedings of the International Workshop on Intelligent User Interfaces for Ambient Assisted Living (IUI4AAL 2008). Frauenhofer IRB Verlag, 17–22.

Engelbrecht, K.-P., Möller, S. and Schleicher, R. (2008). Usability Prediction Algorithm. Deutsche Telekom Laboratories.

Möller, S., Engelbrecht, K.-P., Pucher, M., Fröhlich, P., Huo, L., Heute, U. and Oberle, F. (2008). A New Testbed for Semi-automatic Usability Evaluation and Optimization of Spoken Dialogue Systems. Usability of Speech Dialog Systems - Listening to the Target Audience. Springer, 81–103.