Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Extending the Rescorla-Wagner theory to account for transswitching.

H Lachnit1, H D Kimmel

  • 1Justus-Liebig-University, Giessen, Germany.

Biological Psychology
|October 1, 1991
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

A STUDY OF FACTORS INFLUENCING THE JUDGMENT OF HUMAN PERFORMANCE. TECHN REP 4. IRRELEVANT FACTORS IN THE JUDGMENT OF HUMAN PERFORMANCE. CONTRACT NONR 4140(00). NR 153-625.

Protein alterations in erythrocytes at low temperatures. Bjorksten Research Foundation·2014
Same author

Evidence for the application of rules in Pavlovian electrodermal conditioning with humans.

Biological psychology·2001
Same author

Configural olfactory learning in honeybees: negative and positive patterning discrimination.

Learning & memory (Cold Spring Harbor, N.Y.)·2001
Same author

What is learned in patterning discriminations? Further tests of configural accounts of associative learning in human electrodermal conditioning.

Biological psychology·2001
Same author

Costs or benefits of emotional conditioning on cognitive processing?

Biological psychology·2000
Same author

Further investigations of stimulus coding in nonlinear discrimination problems.

Biological psychology·2000

The Rescorla-Wagner theory struggles with transswitching experiments. Adjusting parameters like beta or using the unique cue hypothesis does not adequately resolve these predictive difficulties in associative learning.

Area of Science:

  • Cognitive Psychology
  • Learning Theory
  • Behavioral Science

Background:

  • The Rescorla-Wagner model is a prominent theory of associative learning.
  • Transswitching experiments present challenges for existing learning models.
  • Previous commentaries by Bond and Siddle, and Lovibond, addressed these challenges.

Purpose of the Study:

  • To critically evaluate proposed modifications to the Rescorla-Wagner theory.
  • To assess the impact of parameter adjustments (beta) on transswitching predictions.
  • To examine the utility of the unique cue hypothesis in explaining transswitching phenomena.

Main Methods:

  • Simulations of transswitching experiments using the Rescorla-Wagner model.
  • Analysis of the effects of increasing the beta parameter.

Related Experiment Videos

  • Evaluation of the unique cue hypothesis under varying cue salience.

    • Main Results:

    • Increasing beta accelerates associative value changes but does not alter the degree of predicted phasic switching.
    • The unique cue hypothesis, when applied to Rescorla-Wagner, can increase predicted switching but may lack empirical justification.
    • Simulations demonstrate that increased unique cue salience enhances predicted switching, potentially immunizing the theory against empirical data.

    Conclusions:

    • Modifying beta alone does not resolve the Rescorla-Wagner theory's issues with transswitching.
    • The unique cue hypothesis, while capable of explaining phasic switching, risks becoming an unfalsifiable ad hoc modification.
    • Scientifically useful solutions require a priori justification or empirically testable hypotheses beyond simply postulating unobserved cues.