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Task effects determine whether recognition memory is mediated discretely or continuously.

Ryan M McAdoo1, Kylie N Key2, Scott D Gronlund2

  • 1Department of Psychology, University of Oklahoma, 455 W. Lindsey Street, Norman, OK, 73019, USA. Ryan.M.McAdoo-1@ou.edu.

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Summary
This summary is machine-generated.

Recognition memory can be mediated by discrete or continuous evidence. The specific type of evidence used depends on the recognition task, suggesting a flexible control process in memory.

Keywords:
Continuous. DiscreteControl processRecognition memory

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Area of Science:

  • Cognitive Psychology
  • Neuroscience
  • Human Memory

Background:

  • Decades of research have focused on how recognition memory is mediated.
  • A prevailing view implicated continuous evidence mediation.
  • Recent studies challenged this consensus, proposing dual evidence types.

Purpose of the Study:

  • To investigate if different recognition tasks are mediated by different types of evidence.
  • To expand on prior findings regarding discrete vs. continuous evidence in memory.
  • To explore the role of control processes in mediating evidence selection.

Main Methods:

  • Comparison of evidence mediation across two distinct recognition memory tasks: a ranking task and a confidence-rating task.
  • Analysis of behavioral data to infer the underlying memory processes.
  • Application of theoretical frameworks on control processes and efficiency.

Main Results:

  • Recognition memory was mediated by continuous evidence in a ranking task.
  • Recognition memory was mediated by discrete evidence in a confidence-rating task.
  • Findings indicate task-dependent mediation of recognition memory.

Conclusions:

  • Different recognition tasks can indeed be mediated by different types of evidence (discrete or continuous).
  • Participants appear to employ a control process that flexibly selects evidence based on task demands and efficiency.
  • This research refines our understanding of the mechanisms underlying recognition memory.