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Perceptual confidence judgments reflect self-consistency.

Baptiste Caziot1,2, Pascal Mamassian1,3

  • 1Laboratoire des Systèmes Perceptifs (CNS UMR 8248), DEC, ENS, PSL University, Paris, France.

Journal of Vision
|November 18, 2021
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Summary
This summary is machine-generated.

Human confidence judgments reflect self-consistency, not objective correctness. Our findings show confidence aligns with perceptual reports and response times, irrespective of bias, suggesting a focus on internal reliability.

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Area of Science:

  • Cognitive psychology
  • Neuroscience
  • Psychophysics

Background:

  • Confidence judgments are typically viewed as estimates of decision correctness.
  • This traditional view assumes observers strive for objective accuracy.

Purpose of the Study:

  • To challenge the traditional view of confidence as correctness.
  • To propose and test the hypothesis that confidence reflects self-consistency.

Main Methods:

  • Two psychophysical experiments were conducted.
  • Experiment 1 used adaptation-induced aftereffects.
  • Experiment 2 manipulated prior stimulus occurrences.

Main Results:

  • Confidence judgments consistently tracked changes in perceptual reports and response times.
  • This alignment held true regardless of the specific bias introduced.
  • Observers demonstrated awareness of percept validity but not bias.

Conclusions:

  • Confidence judgments are better understood as estimates of internal reliability or self-consistency.
  • This reconceptualization shifts focus from unattainable objective truth to subjective consistency.
  • Findings suggest a novel framework for understanding perceptual decision-making and confidence.