TU Berlin

Quality and Usability LabFriedemann Köster

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Dr.-Ing. Friedemann Köster

Lupe

Research Field
- Quality of Speech and Audio
- Speech- and Signal Processing 

Research Topics
- Multidimensional Diagnostic Analysis of Conversational Speech Quality

Biography
Friedemann Köster studied Industrial Engineering at the Christian-Albrechts-University of Kiel. In 2012 he finished his studies and received his Dipl.-Wirtsch.-Ing. degree. Currently he is working as a research assistant at the Quality and Usability Lab of Deutsche Telekom Laboratories, TU-Berlin, where he also works towards a Phd degree in the field of quality.

Projects

Teaching

Speech Communication

Address:
Quality and Usability Lab
Deutsche Telekom Laboratories
TU Berlin
Ernst-Reuter-Platz 7
D-10587 Berlin, Germany

Telefon:

+49 30 8353 58255
+49 151 14745202

Publications

Möller, Sebastian and Mittag, Gabriel and Köster, Friedemann and Barriac, Vincent and Côte, Nicolas (2018). Erweiterung der Netzwerkplanung auf super-breitbandige Sprachübertragung. 44. Deutsche Jahrestagung für Akustik (DAGA). Deutsche Gesellschaft für Akustik DEGA e.V., 537–540.


Köster, Friedemann and Mittag, Gabriel and Möller, Sebastian (2017). Modeling the Overall Quality of Experience on the Basis of Underlying Quality Dimensions. Ninth International Conference on Quality of Multimedia Experience (QoMEX). IEEE, 1-6.


Möller, Sebastian and Köster, Friedemann and Weiss, Benjamin (2017). Modelling Speech Service Quality: From Conversational Phases to Communication Quality and Service Quality. Proc. 9th Int. Conf. on Quality of Multimedia Experience (QoMEX). IEEE, 1–3.


Köster, Friedemann and Guse, Dennis and Möller, Sebastian (2017). Identifying Speech Quality Dimensions in a Telephone Conversation. Acta Acustica united with Acustica. S. Hirzel Verlag, 506-522.


Köster, Friedemann and Möller, Sebastian (2017). First test results and interrater agreement for P.CQO. , 1–7.


Köster, Friedemann and Schiffner, Falk and Möller, Sebastian and Malfait, Ludovic (2017). Towards degradation decomposition for voice communication system assessment. Quality and User Experience. Springer International Publishing, 4.


Mittag, Gabriel and Köster, Friedemann, Möller, Sebastian (2017). Noise Robust Voice Activity Detection Based on an Iterative Approach. Fortschritte der Akustik, DAGA 2017: Plenarvortr. u. Fachbeitr. d. 43. Dtsch. Jahrestg. f. Akust.. DEGA, 876-879.


Möller, Sebastian and Guse, Dennis and Köster, Friedemann and Weiss, Benjamin (2017). Sprachqualitäts-Modellierung: Von Konversations-Phasen über Gespräche bis zur Dienstqualität. Fortschritte der Akustik – DAGA 2017: Plenarvortr. u. Fachbeitr. d. 43. Dtsch. Jahrestg. f. Akust.. DEGA, 880–883.


Möller, Sebastian and Köster, Friedemann (2017). Modeling the Overall Conversational Quality Based on the Identified Underlying Perceptual Quality Dimensions. Fortschritte der Akustik – DAGA 2017: Plenarvortr. u. Fachbeitr. d. 43. Dtsch. Jahrestg. f. Akust.. DEGA, 1–4.


Möller, Sebastian and Köster, Friedemann (2017). Review of recent standardization activities in speech quality of experience. Quality and User Experience. Springer, 1–18.


Naderi, Babak and Möller, Sebastian and Neubert, Frank and Höller, Victor and Köster, Friedemann and Fernández Gallardo, Laura (2017). Influence of environmental background noise on speech quality assessments task in crowdsourcing microtask platform. The Journal of the Acoustical Society of America. ASA, 3909–3910.


Schiffner, Falk and Möller, Sebastian and Köster, Friedemann (2017). Perceptual dimensions of video quality in the context of video-telephony: Methodology, Experiments, Analysis. , C0095.


Köster, Friedemann and Mittag, Gabriel and Möller, Sebastian (2017). First possible P.SAMD indicators for the estimation of Noisiness. , 1–7.


Köster, Friedemann and Möller, Sebastian (2017). First Test Results and Interrater Agreement for P.CQS. , 1–8.


Mittag, Gabriel and Köster, Friedemann and Möller, Sebastian (2017). First possible P.SAMD indicators for the estimation of Coloration. , 1–5.


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