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Journal Article

Modeling Audio Effects

Authors: Rumsey, Francis

Journal of the Audio Engineering Society · Volume 68 · Issue 1/2 · pp. 100–104 · January 2020

Abstract

[Feature] Dynamic range compressors represent a good example of regularly used effects that rely on nonlinear processing, and it is common to attempt to emulate classic designs in digital plug-ins. The techniques used to profile or model such devices have included deep learning neural networks, the estimation of polynomial functions, and use of lookup tables. It's possible to construct a digital version of a parametric filter that gives the impression of having the correct response within the audio range even when its center frequency is above the Nyquist frequency. We also discover a novel approach to reducing the room effect of reproduced audio signals that preserves the direct sound and early reflections while reducing the influence of late reverberation.

Details

Publication
Journal of the Audio Engineering Society
Volume
68
Issue
1/2
Pages
100–104
Publication date
January 6, 2020
Type
Journal Article