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Convention Paper

Quantitative Analysis of Masking in Multitrack Mixes Using Loudness Loss

Authors: Wichern, Gordon; Robertson, Hannah; Wishnick, Aaron

AES Convention 141 · Paper 9646 · September 2016

Abstract

The reduction of auditory masking is a crucial objective when mixing multitrack audio and is typically achieved through manipulation of gain, equalization, and/or panning for each stem in a mix. However, some amount of masking is unavoidable, acceptable, or even desirable in certain situations. Current automatic mixing approaches often focus on the reduction of masking in general, rather than focusing on particularly problematic masking. As a first step in focusing the attention of automatic masking reduction algorithms on problematic rather than known and accepted masking, we use psychoacoustic masking models to analyze multitrack mixes produced by experienced audio engineers. We measure masking in terms of loudness loss and present problematic masking as outliers (values above the 95th percentile) in instrument and frequency-dependent distributions.

Details

Published in
AES Convention 141
AES Convention
141
Paper number
9646
Publication date
September 6, 2016
Session subject
Signal Processing
Affiliation
iZotope, Inc., Cambridge, MA, USA (See document for exact affiliation information.)
Type
Convention Paper