Presentation + Paper
12 April 2021 Deep learning restoration of signals with additive and convolution noise
Michael S. Lee
Author Affiliations +
Abstract
Localization, tracking, and classification requires precise recovery of the target signal amidst a sea of environmental noise and reflections from terrain and buildings. In this work, we use machine learning (ML), specifically generative-adversarial networks (GANs), to remove a range of synthetic additive noise and convolutional reverberations from a well-defined subset of sounds, namely English speech. Unlike simple denoising autoencoders, GANs attempt to generate realistic solutions, suppressing the production of unresolved (i.e., blurry) mixed inferences. We demonstrate that our models can dynamically resolve varying amounts of noise and convolution, which will be important in the field, where the amount and type of signal degradation will generally be unknown. While we focus only on speech here, ML-based deconvolution can also be applied to the restoration of images, radar, radio, and acoustic and seismic sensing distorted by weather, interference, and reflections.
Conference Presentation
© (2021) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Michael S. Lee "Deep learning restoration of signals with additive and convolution noise", Proc. SPIE 11746, Artificial Intelligence and Machine Learning for Multi-Domain Operations Applications III, 1174617 (12 April 2021); https://doi.org/10.1117/12.2585170
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KEYWORDS
Convolution

Interference (communication)

Gallium nitride

Acoustics

Buildings

Denoising

Machine learning

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