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Comparing stimulus preference and response force in a conjugate preparation.

William T Davis1, John T Rapp1, Kristen M Brogan1

  • 1Department of Psychological Sciences, Auburn University.

Journal of the Experimental Analysis of Behavior
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Summary

Participants exerted greater physical force for visual stimuli they preferred. This study suggests response force can measure the relative value of stimuli.

Keywords:
MSWOconjugate reinforcementresponse forcestimulus preference

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Area of Science:

  • Cognitive psychology
  • Neuroscience
  • Human-computer interaction

Background:

  • Understanding the relationship between subjective preference and objective physical responses is crucial.
  • Previous research has explored various methods to quantify stimulus value.

Purpose of the Study:

  • To investigate if response force correlates with participants' preferences for visual stimuli.
  • To explore the utility of conjugate preparations and force measurement in assessing stimulus value.

Main Methods:

  • A verbal preference assessment was used to identify high preference (HP) and low preference stimuli for participants.
  • Participants exerted response force using a force dynamometer while viewing five categories of visual stimuli in a randomized order.
  • Response force was measured to increase visual clarity of stimuli.

Main Results:

  • The majority of participants exerted higher mean force for their HP stimuli.
  • A correlation was observed between subjective visual stimulus preference and objective response force.

Conclusions:

  • Conjugate preparations involving response force may offer a novel method for quantifying the relative value of visual stimuli.
  • Physical response force could serve as an objective measure of stimulus preference and value.