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Updated: Jun 21, 2025

Using a Classroom-Based Deese Roediger McDermott Paradigm to Assess the Effects of Imagery on False Memories
Published on: November 14, 2018
Surface matches prevail over distant analogs during retrieval.
Ricardo A Minervino1,2, Máximo Trench3,4
1Department of Psychology, Universidad Nacional del Comahue, Yrigoyen, 2000 (8324), Cipolletti, Rio Negro, Argentina. minervinora@gmail.com.
Superficial similarity aids memory retrieval more than structural similarity. This study confirms that surface-level matches are more easily recalled, even in naturalistic settings.
Area of Science:
- Cognitive Psychology
- Memory Studies
- Information Retrieval
Background:
- Laboratory studies suggest superficial similarity (surface matches) enhances memory retrieval compared to abstract similarity (structural matches).
- The naturalistic approach questions these findings, citing potential shallow processing and confounding structural similarity in surface matches.
Purpose of the Study:
- To investigate which type of similarity, superficial or structural, predominantly influences memory retrieval.
- To combine the ecological validity of naturalistic paradigms with the experimental control of laboratory settings.
Main Methods:
- A hybrid paradigm was developed, merging naturalistic production with reception paradigms.
- Participants were exposed to target stories with either superficial or structural similarities to pre-processed popular movies (Experiment 1) or viral public events (Experiment 2).
Main Results:
- Surface matches were retrieved significantly better than structural matches.
- Results align with traditional laboratory findings, confirming the dominance of superficial similarity in retrieval.
Conclusions:
- Superficial similarity plays a dominant role in memory retrieval, even when considering ecologically valid scenarios.
- The findings support the robust nature of surface similarity effects in memory recall.
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