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Adaptation of the human auditory cortex to changing background noise

Authors
  • Khalighinejad, Bahar1, 2
  • Herrero, Jose L.3, 4
  • Mehta, Ashesh D.3, 4
  • Mesgarani, Nima1, 2
  • 1 Columbia University, Mortimer B. Zuckerman Mind Brain Behavior Institute, New York, NY, 10027, USA , New York (United States)
  • 2 Columbia University, Department of Electrical Engineering, New York, NY, 10027, USA , New York (United States)
  • 3 Hofstra Northwell School of Medicine, Manhasset, NY, 11549, USA , Manhasset (United States)
  • 4 The Feinstein Institute for Medical Research, Manhasset, NY, 11030, USA , Manhasset (United States)
Type
Published Article
Journal
Nature Communications
Publisher
Springer Nature
Publication Date
Jun 07, 2019
Volume
10
Issue
1
Identifiers
DOI: 10.1038/s41467-019-10611-4
Source
Springer Nature
License
Green

Abstract

How does the auditory system allow for accurate speech perception against changes in background noise? Here, using neural activity in the auditory cortex as people listen to speech, the authors provide evidence that background noise is selectively suppressed to enhance representations of speech.

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