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Multimedia Technology
University of Lübeck
ISNM
2004

Overview
October 20
October 27
November 3
November 10
November 17
November 24
December 1
December 15
January 12
January 19
January 26
February 2
February 9
February 16
February 23
Group Work
Home Assignments
Reading Material
Seminar
Examination


January 26th: Audio Coding II

Content

Parametric Vocoder, Linear-Predictive Coding, Hybrid Coding, GSM Audio Coding, ITU-T Standard Codecs, Codec Performance Comparison, Speech Quality Evaluation Methods, Objective Measures (MSE, SNR, SEGSNR, CD), Subjective Measures (DAM, MOS, PSQM, PEAQ, PESQ), Comparison of ITU-T Recommendations for Speech Quality Measurements

Slides

Slides 332-349
 05_01_26_AudioCompression_II.pdf (373,993 Bytes)

Links

 Rec. P.800.1 (MOS), ITU-T
 Opticom Inc., Quality Measurement Products
References

Th. Thiede, W. Treuniet, R. Bitto, Ch. Schmidmer, T. Sporer, J. Beerends, C. Colomes, M. Keyhl, G. Stoll, K. Brandenburger, and B. Feiten:
PEAQ – The ITU Standard for Objective Measurement of Perceived Audio Quality,
Journal of the Audio Engineering Society, Vol. 48, 2000.
© 2003 Andreas Schrader & Martin Heike