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Invariance to background noise as a signature of non-primary auditory cortex

Authors
  • Kell, Alexander J. E.1, 2, 3, 4
  • McDermott, Josh H.1, 2, 3, 5
  • 1 MIT, Department of Brain and Cognitive Sciences, Cambridge, MA, 02139, USA , Cambridge (United States)
  • 2 McGovern Institute for Brain Research, MIT, Cambridge, MA, 02139, USA , Cambridge (United States)
  • 3 Center for Brains, Minds, and Machines, MIT, Cambridge, MA, 02139, USA , Cambridge (United States)
  • 4 Columbia University, Zuckerman Institute of Mind, Brain, and Behavior, New York, NY, 10027, USA , New York (United States)
  • 5 Harvard University, Program in Speech and Hearing Biosciences and Technology, Boston, MA, USA , Boston (United States)
Type
Published Article
Journal
Nature Communications
Publisher
Springer Nature
Publication Date
Sep 02, 2019
Volume
10
Issue
1
Identifiers
DOI: 10.1038/s41467-019-11710-y
Source
Springer Nature
License
Green

Abstract

The authors show that areas of the auditory cortex differ in the extent to which their responses to sounds are altered by the presence of background noise. Cortical responses to sounds in primary areas are more affected by background noise than are those in non-primary areas.

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