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Related Experiment Video

Updated: Dec 19, 2025

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Behavior- and Modality-General Representation of Confidence in Orbitofrontal Cortex.

Paul Masset1, Torben Ott2, Armin Lak3

  • 1Cold Spring Harbor Laboratory, 1 Bungtown Road, Cold Spring Harbor, NY 11724, USA; Watson School of Biological Sciences, 1 Bungtown Road, Cold Spring Harbor, NY 11724, USA.

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|June 7, 2020
PubMed
Summary

Researchers found that orbitofrontal cortex neurons in rats represent decision confidence, regardless of sensory input. This neural signal guides economic decisions and behavior, supporting metacognition.

Keywords:
behaviorconfidencedecision-makingelectrophysiologymetacognitionneuroscienceorbitofrontal cortexreinforcement learningreward valueuncertainty

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Area of Science:

  • Neuroscience
  • Cognitive Science
  • Decision Science

Background:

  • Decision-making is influenced by confidence in outcomes, guiding subsequent behaviors like resource allocation.
  • Neural representations of confidence are hypothesized to be statistically derived and support metacognition.
  • It remains unclear if neural confidence signals are abstract and inform multiple behaviors.

Purpose of the Study:

  • To investigate if orbitofrontal cortex neurons encode abstract representations of decision confidence.
  • To determine if these neural signals predict confidence-guided behaviors.

Main Methods:

  • Single-unit electrophysiological recordings were performed in rats during decision-making tasks.
  • Rats made choices based on olfactory and auditory sensory information.
  • Neural activity was correlated with behavioral measures of confidence and strategy updating.

Main Results:

  • Orbitofrontal cortex neurons reliably encoded statistical decision confidence across different sensory modalities (olfactory and auditory).
  • The activity of these neurons predicted behavioral adjustments in time investment per trial.
  • Neural confidence signals also predicted updates in choice strategies across trials.

Conclusions:

  • The orbitofrontal cortex provides an abstract neural representation of decision confidence.
  • This representation supports metacognitive processes, guiding economic decision-making and behavior.
  • Findings suggest a neural basis for confidence-guided economic choices and adaptive behavior.