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Concept information

information entity > measure > area under the curve

Preferred term

area under the curve  

Definition

  • A measure, in signal detection theory, of an observer's ability to discriminate between two states (signal vs. noise), independent of the response criterion, and corresponding to the area under the ROC curve.

Broader concept

Related concepts

Synonym(s)

  • AUC
  • AUROC
  • pAUC

Scope note

  • The definition is adapted for cognitive psychology and the study of recognition memory, where the two states typically correspond to the distinction between previously learned items (targets) and new items (lures).

Belongs to group

Bibliographic citation(s)

  • • Riesthuis, P., & Otgaar, H. (2024). On the use of receiver operating characteristic area under the curve in eyewitness memory research. Legal and Criminological Psychology, 30(2), 212–230. https://doi.org/10.1111/lcrp.12300

    • Document type: literature review

    • Access: open

  • • Riesthuis, P., Otgaar, H., & Bücken, C. (2025). Ready to ROC? A tutorial on simulation-based power analyses for null hypothesis significance, minimum-effect, and equivalence testing for ROC curve analyses. Behavior Research Methods, 57(4), 1–20. https://doi.org/10.3758/s13428-025-02646-x

    • Document type: tutorial

    • Access: open

  • • Wixted, J. T., Mickes, L., Wetmore, S. A., Gronlund, S. D., & Neuschatz, J. S. (2017). ROC analysis in theory and practice. Journal of Applied Research in Memory and Cognition, 6(3), 343–351. (2017-45034-014). https://doi.org/10.1016/j.jarmac.2016.12.002

    • Document type: literature review

    • Access: closed

Creator

  • Frank Arnould

In other languages

URI

http://data.loterre.fr/ark:/67375/P66-Q4Z8Z9C8-9

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