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Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss
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The Interplay Between Cortical State and Perceptual Learning: A Focused Review.

Sung Eun Kwon1

  • 1Department of Molecular, Cellular and Developmental Biology, University of Michigan, Ann Arbor, MI, United States.

Frontiers in Systems Neuroscience
|October 26, 2018
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Cortical state significantly influences perceptual learning (PL) performance by altering sensory processing. This relationship is bidirectional, with task training also modulating cortical state, impacting learning outcomes.

Keywords:
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Area of Science:

  • Neuroscience
  • Cognitive Science

Background:

  • Intrinsic cortical states affect neuronal responses to sensory input.
  • Perceptual learning (PL) involves gradual improvements in perceptual judgment, modulated by sensory cortical areas.

Purpose of the Study:

  • To explore the influence of cortical state on behavioral performance in perceptual learning.
  • To discuss the mechanisms of state-dependent modulation of sensory encoding in PL.
  • To highlight the bidirectional relationship between cortical state and PL outcomes.

Main Methods:

  • Review of recent studies on cortical state and sensory encoding.
  • Analysis of evidence for state-dependent modulation of neuronal representations.
  • Discussion of feedback mechanisms from perceptual tasks to cortical state.

Main Results:

  • Cortical state profoundly impacts neuronal representation of sensory inputs.
  • Behavioral outcomes of PL are demonstrably affected by cortical state.
  • Perceptual training modulates cortical state, indicating a reciprocal interaction.

Conclusions:

  • Cortical state plays a crucial role in modulating perceptual learning.
  • Understanding the interplay between cortical state and PL mechanisms is key to advancing cognitive neuroscience.
  • Future research should further elucidate the bidirectional relationship for potential therapeutic applications.