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Convention Paper

A New Approach to Detecting Auditory Onsets within a Binaural Stream

Authors: Supper, Ben; Brookes, Tim; Rumsey, Francis

AES Convention 114 · Paper 5767 · March 2003

Abstract

A number of problems have recently come to light whilst attempting to perform perceptually relevant computational analysis of binaural recordings made within enclosed spaces. In particular, it is not possible to extract reliable information for auditory source width or listener envelopment without accounting for the time-domain properties of the stimulus. A new method for performing computational spatial analysis entails computing the running interaural cross-correlation of the binaural signal whilst employing an adaptive filter to perform basic dereverberation, hence gaining an amplitude characteristic of the source stream. Early experimental results indicate that this new technique yields an indication of auditory spatial attributes which is more reliable than that attainable previously.

Details

Published in
AES Convention 114
AES Convention
114
Paper number
5767
Publication date
March 6, 2003
Session subject
Spatial Perception and Processing
Affiliation
Institute of Sound Recording, University of Surrey, Guildford, UK (See document for exact affiliation information.)
Type
Convention Paper