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Convention Paper

Developing a Timbrometer: Perceptually-Motivated Audio Signal Metering

Authors: Williams, Duncan

AES Convention 139 · Paper 9372 · October 2015

Abstract

Early experiments suggest that a universally agreed upon timbral lexicon is not possible, and nor would such a tool be intrinsically useful to musicians, composers, or audio engineers. Therefore the goal of this work is to develop perceptually-calibrated metering tools, with a similar interface and usability to that of existing loudness meters, by making use of a linear regression model to match large numbers of acoustic features to listener reported timbral descriptors. This paper presents work towards a proof-of-concept combination of acoustic measurement and human listening tests in order to explore connections between 135 acoustic features and 3 timbral descriptors, brightness, warmth, and roughness.

Details

Published in
AES Convention 139
AES Convention
139
Paper number
9372
Publication date
October 6, 2015
Session subject
Transducers/Perception
Affiliation
University of Plymouth, Devon, UK (See document for exact affiliation information.)
Type
Convention Paper