TU Berlin

Quality and Usability LabFriedemann Köster

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Dr.-Ing. Friedemann Köster

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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

Köster, Friedemann and Möller, Sebastian (2013). Towards a New Test Paradigm for the Subjective Quality Assessment of Conversational Speech. Fortschritte der Akustik - DAGA 2013: Plenarvortr. u. Fachbeitr. d. 39. Dtsch. Jahrestg. f. Akust.. DEGA.


Köster, Friedemann and Möller, Sebastian and Skowronek, Janto and Schiffner, Falk (2013). P.TCA exemplary listening material processing and validation.


Köster, Friedemann and Möller, Sebastian and Skowronek, Janto and Schiffner, Falk (2013). Validation of the P.TCA Annotation Methodology and Comparison to Perceptual Dimensions from P.AMD.


Möller, Sebastian and Köster, Friedemann and Skowronek, Janto and Schiffner, Falk (2013). Analyzing Technical Causes and Perceptual Dimensions for Diagnosing the Quality of Transmitted Speech. Proc. 4th International Workshop on Perceptual Quality of Systems (PQS 2013), 30–35.


Möller, Sebastian and Hillmann, Stefan and Engelbrecht, Klaus-Peter and Hinterleitner, Florian and Köster, Friedemann and Kretzschmar, Florian and Schulz, Matthias and Schaffer, Stefan (2012). Quality Prediction for Speech-based Telecommunication Services. Invited Talk, Colloquium on Quality of Experience in Multimedia Systems and Services


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