Differential Hebbian learning with time-continuous signals for active noise reduction.

Spike timing-dependent plasticity, related to differential Hebb-rules, has become a leading paradigm in neuronal learning, because weights can grow or shrink depending on the timing of pre- and post-synaptic signals. Here we use this paradigm to reduce unwanted (acoustic) noise. Our system relies on...

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Main Authors: Konstantin Möller, David Kappel, Minija Tamosiunaite, Christian Tetzlaff, Bernd Porr, Florentin Wörgötter
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2022-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0266679
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author Konstantin Möller
David Kappel
Minija Tamosiunaite
Christian Tetzlaff
Bernd Porr
Florentin Wörgötter
author_facet Konstantin Möller
David Kappel
Minija Tamosiunaite
Christian Tetzlaff
Bernd Porr
Florentin Wörgötter
author_sort Konstantin Möller
collection DOAJ
description Spike timing-dependent plasticity, related to differential Hebb-rules, has become a leading paradigm in neuronal learning, because weights can grow or shrink depending on the timing of pre- and post-synaptic signals. Here we use this paradigm to reduce unwanted (acoustic) noise. Our system relies on heterosynaptic differential Hebbian learning and we show that it can efficiently eliminate noise by up to -140 dB in multi-microphone setups under various conditions. The system quickly learns, most often within a few seconds, and it is robust with respect to different geometrical microphone configurations, too. Hence, this theoretical study demonstrates that it is possible to successfully transfer differential Hebbian learning, derived from the neurosciences, into a technical domain.
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spelling doaj.art-d0186871c3e4426bace9d06282045fbb2022-12-22T01:52:58ZengPublic Library of Science (PLoS)PLoS ONE1932-62032022-01-01175e026667910.1371/journal.pone.0266679Differential Hebbian learning with time-continuous signals for active noise reduction.Konstantin MöllerDavid KappelMinija TamosiunaiteChristian TetzlaffBernd PorrFlorentin WörgötterSpike timing-dependent plasticity, related to differential Hebb-rules, has become a leading paradigm in neuronal learning, because weights can grow or shrink depending on the timing of pre- and post-synaptic signals. Here we use this paradigm to reduce unwanted (acoustic) noise. Our system relies on heterosynaptic differential Hebbian learning and we show that it can efficiently eliminate noise by up to -140 dB in multi-microphone setups under various conditions. The system quickly learns, most often within a few seconds, and it is robust with respect to different geometrical microphone configurations, too. Hence, this theoretical study demonstrates that it is possible to successfully transfer differential Hebbian learning, derived from the neurosciences, into a technical domain.https://doi.org/10.1371/journal.pone.0266679
spellingShingle Konstantin Möller
David Kappel
Minija Tamosiunaite
Christian Tetzlaff
Bernd Porr
Florentin Wörgötter
Differential Hebbian learning with time-continuous signals for active noise reduction.
PLoS ONE
title Differential Hebbian learning with time-continuous signals for active noise reduction.
title_full Differential Hebbian learning with time-continuous signals for active noise reduction.
title_fullStr Differential Hebbian learning with time-continuous signals for active noise reduction.
title_full_unstemmed Differential Hebbian learning with time-continuous signals for active noise reduction.
title_short Differential Hebbian learning with time-continuous signals for active noise reduction.
title_sort differential hebbian learning with time continuous signals for active noise reduction
url https://doi.org/10.1371/journal.pone.0266679
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