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Convention Paper

Statistical Analysis of ABX Results Using Signal Detection Theory

Authors: Boley, Jon; Lester, Michael

AES Convention 127 · Paper 7826 · October 2009

Abstract

ABX tests have been around for decades and provide a simple, intuitive means to determine if there is an audible difference between two audio signals. Unfortunately, however, the results of proper statistical analyses are rarely published along with the results of the ABX test. The interpretation of the results may critically depend on a proper statistical analysis. In this paper, a very successful analysis method known as signal detection theory is presented in a way that is easy to apply to ABX tests. This method is contrasted with other statistical techniques to demonstrate the benefits of this approach.

Details

Published in
AES Convention 127
AES Convention
127
Paper number
7826
Publication date
October 6, 2009
Session subject
Audio Perception
Affiliation
LSB Audio, Lafayette, IN, USA; Shure Incorporated, Niles, IL, USA (See document for exact affiliation information.)
Type
Convention Paper