The E-model for predicting speech quality mouth-to-ear can be extended with additional parameters to describe the effect of imperfect noise reduction and echo cancellation. As shown by subjective tests, quality-prediction accuracy of noise reduction and echo cancelling improves. Future work is planned to better refine the proposed approach.

Authors: Möller, Sebastian; Kettler, Frank; Gierlich, Hans-Wilhelm; Poschen, Silvia; Côté, Nicolas; Raake, Alexander; Wältermann, Marcel
Affiliations: Quality and Usability Lab, Telekom Innovation Laboratories, Technische Universität, Berlin, Germany; HEAD acoustics GmbH, Herzogenrath, Germany; Institut Supérieur de l’Électronique et du Numérique (ISEN), Lille, France; Assessment of IP-based Applications Lab, Telekom Innovation Laboratories, Technische Universität, Berlin, Germany(See document for exact affiliation information.)
JAES Volume 60 Issue 3 pp. 165-175; March 2012
Publication Date: April 19, 2012

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