QESTRAL (Part 2): Calibrating the QESTRAL model using listening test data

R. Conetta*, F. Rumsey, S. Zielinski, P. J.B. Jackson, M. Dewhirst, S. Bech, D. Meares, S. George

*Corresponding author for this work

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

10 Citations (Scopus)

Abstract

The QESTRAL model is a perceptual model that aims to predict changes to spatial quality of service between a reference system and an impaired version of the reference system. To achieve this, the model required calibration using perceptual data from human listeners. This paper describes the development, implementation and outcomes of a series of listening experiments designed to investigate the spatial quality impairment of 40 processes. Assessments were made using a multi-stimulus test paradigm with a label-free scale, where only the scale polarity is indicated. The tests were performed at two listening positions, using experienced listeners. Results from these calibration experiments are presented. A preliminary study on the process of selecting of stimuli is also discussed.

Original languageEnglish
Title of host publicationAudio Engineering Society - 125th Audio Engineering Society Convention 2008
Number of pages18
Volume1
Publication date1 Dec 2008
Pages357-374
ISBN (Print)9781605607122
Publication statusPublished - 1 Dec 2008
Externally publishedYes
Event125th Audio Engineering Society Convention 2008 - San Francisco, CA, United States
Duration: 2 Oct 20085 Oct 2008

Conference

Conference125th Audio Engineering Society Convention 2008
Country/TerritoryUnited States
CitySan Francisco, CA
Period02/10/200805/10/2008

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