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Convention Paper

A Computer-Aided Audio Effect Setup Procedure for Untrained Users

Authors: Heise, Sebastian; Hlatky, Michael; Loviscach, Jörn

AES Convention 128 · Paper 8005 · May 2010

Abstract

The number of parameters of modern audio effects easily ranges in the dozens. Expert knowledge is required to understand which parameter change results in a desired effect. Yet, such sound processors are also making their way into consumer products, where they tend to overburden most users. Hence, we propose a procedure to achieve a desired effect without technical expertise based on a black-box genetic optimization strategy: Users are only con-fronted with a series of comparisons of two differently processed sound examples. Learning from the users’ choices, our software optimizes the parameter settings. We conducted a study on hearing-impaired persons without expert knowledge who used the system to adjust a third-octave equalizer and a multiband compressor to improve the intelligibility of a TV set.

Details

Published in
AES Convention 128
AES Convention
128
Paper number
8005
Publication date
May 6, 2010
Session subject
Audio Equipment and Emerging Technologies
Affiliation
Fachhochschule Bielefeld, Bielefeld, Germany; University of Applied Science Bremen, Bremen, Germany (See document for exact affiliation information.)
Type
Convention Paper