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Convention Paper

The Relationship between Basic Audio Quality and Selected Artefacts in Perceptual Audio Codecs - Part II: Validation Experiment

Authors: Marins, Paulo; Rumsey, Francis; Zielinski, Slawomir K.

AES Convention 122 · Paper 7079 · May 2007

Abstract

A pilot study [1] was conducted to investigate the perceptual importance of selected audio coding artefacts and their relationship with basic audio quality. An additional experiment was undertaken to validate the results obtained in the pilot calibration experiment. A listening test was designed which required a panel of expert subjects to evaluate the selected artefacts used in the initial study. In this second experiment however, certain experimental parameters were modified; these included different levels of degradation and programme material. The outcomes of the validation experiment are presented in this paper along with a detailed evaluation of the impact of the chosen experimental artefacts on basic audio quality assessments for perceptual audio codecs.

Details

Published in
AES Convention 122
AES Convention
122
Paper number
7079
Publication date
May 6, 2007
Session subject
Low Bit-Rate Audio Coding
Affiliation
Institute of Sound Recording - University of Surrey (See document for exact affiliation information.)
Type
Convention Paper