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Convention Paper

The Effect of Auditory Memory on the Perception of Timbre

Authors: Pike, Cleopatra; Mason, Russell; Brookes, Tim

AES Convention 136 · Paper 9028 · April 2014

Abstract

Listeners are more sensitive to timbral differences when comparing stimuli side-by-side than temporally-separated. The contributions of auditory memory and spectral compensation to this effect are unclear. A listening test examined the role of auditory memory in timbral discrimination, across retention intervals (RIs) of up to 40 s. For timbrally complex music stimuli discrimination accuracy was good across all RIs, but there was increased sensitivity to onset spectrum, which decreased with increasing RI. Noise stimuli showed no onset sensitivity but discrimination performance declined with RIs of 40 s. The difference between program types may suggest different onset sensitivity and memory encoding (categorical vs non-categorical). The onset bias suggests that memory effects should be measured prior to future investigation of spectral compensation.

Details

Published in
AES Convention 136
AES Convention
136
Paper number
9028
Publication date
April 6, 2014
Session subject
Perception
Affiliation
University of Surrey, Guildford, Surrey, UK (See document for exact affiliation information.)
Type
Convention Paper