Quality assessment of sound signals in multimedia and communication systems

Abstract

Assessing the perceptual quality of speech and audio signals is an important consideration in multimedia networks and devices. This paper constitutes an introduction to the standardized speech and audio quality assessment methods in ITU recommendations and other international organizations. A brief survey on the subjective and objective quality evaluation methods for the speech and the audio is provided. Recent developments as well as new topics for future developments are also outlined. © 2012 Springer-Verlag.