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Increased generalization in a peak procedure after delayed reinforcement.

Jonathan Buriticá1, Emmanuel Alcalá1

  • 1Universidad de Guadalajara, Calle Francisco de Quevedo # 180, Col. Arcos Vallarta, 44130, Guadalajara, Jalisco, Mexico.

Behavioural Processes
|October 4, 2019
PubMed
Summary
This summary is machine-generated.

Delayed reinforcement impairs temporal control of behavior, flattening temporal generalization gradients and degrading response-reinforcer contingency. This finding supports learning and expectancy theories of timing.

Keywords:
Delay of reinforcementGeneralizationRatsStimulus discriminationTiming

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Area of Science:

  • Behavioral psychology
  • Cognitive neuroscience
  • Animal behavior

Background:

  • Temporal control of behavior is crucial for adaptive functioning.
  • Motivational operations, like reinforcement devaluation and delay, can disrupt temporal control.
  • Understanding these disruptions informs theories of learning and timing.

Purpose of the Study:

  • To investigate the impact of delayed reinforcement on temporal control using a timing peak procedure.
  • To examine how delayed reinforcement affects temporal generalization gradients and response patterns.

Main Methods:

  • A within-subject design was employed.
  • A multiple two-component schedule of reinforcement was utilized.
  • The experiment assessed the effects of delayed reinforcement on a timing peak procedure.

Main Results:

  • Delayed reinforcement resulted in flat temporal generalization gradients.
  • Response-reinforcer contingency was degraded under delayed reinforcement conditions.
  • Response rates decreased, and responding patterns changed due to delayed reinforcement.

Conclusions:

  • Delayed reinforcement significantly impairs temporal control of behavior.
  • Findings align with predictions from Learning to Time (LeT) and Scalar Expectancy Theory (SET).
  • Results highlight the sensitivity of temporal behavior to reinforcement schedules.