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Convention Paper

Profiling Audio Compressors with Deep Neural Networks

Authors: Hawley, Scott; Colburn, Benjamin; Mimilakis, Stylianos Ioannis

AES Convention 147 · Paper 10222 · October 2019

Abstract

We present a data-driven approach for predicting the behavior of (i.e., profiling) a given parameterized, non-linear time-dependent audio signal processing effect. Our objective is to learn a mapping function that maps the unprocessed audio to the processed, using time-domain samples. We employ a deep auto-encoder model that is conditioned on both time-domain samples and the control parameters of the target audio effect. As a test-case, we focus on the offline profiling of two dynamic range compressors, one software-based and the other analog. Our results show that the primary characteristics of the compressors can be captured, however there is still sufficient audible noise to merit further investigation before such methods are applied to real-world audio processing workflows.

Details

Published in
AES Convention 147
AES Convention
147
Paper number
10222
Publication date
October 6, 2019
Session subject
Audio Signal Processing
Affiliation
Belmont University, Nashville, TN, USA; ARiA Acoustics, Washington, DC, USA; Fraunhofer Institute for Digital Media Technology (IDMT), Ilmenau, Germany (See document for exact affiliation information.)
Type
Convention Paper