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The frequency attenuation effect in identity and associative priming.
1Departmento de Psicología Evolutiva y de la Educación, Universidad de Almería, La Cañada de San Urbano, 04120 Almeria, Spain. fnievas@ual.es
The Spanish Journal of Psychology
|May 20, 2010
Summary
The frequency attenuation effect in masked priming depends on a minimum time threshold (MTT) for word awareness. This suggests processing time, not just semantic feedback, is crucial for understanding priming effects.
Area of Science:
- Cognitive Psychology
- Psycholinguistics
- Experimental Psychology
Background:
- The frequency attenuation effect, where low-frequency words show more priming than high-frequency words, is a key phenomenon in masked priming research.
- Understanding the underlying mechanisms of masked priming, including repetition and associative priming, is crucial for cognitive models of word recognition.
Purpose of the Study:
- To investigate the role of the frequency attenuation effect in repetition and associative priming using the masked priming paradigm.
- To explore the influence of prime duration (PD) and stimulus onset asynchrony (SOA) on the frequency attenuation effect.
- To introduce and evaluate the concept of a Minimum Time Threshold (MTT) for masked word awareness.
Main Methods:
- Conducted three lexical decision experiments employing the masked priming paradigm.
- Manipulated prime duration (PD) and stimulus onset asynchrony (SOA) as experimental variables.
- Introduced and measured the Minimum Time Threshold (MTT) for subliminal word perception.
Main Results:
- The frequency attenuation effect was observed, with greater priming for low-frequency target words compared to high-frequency words.
- Results indicate that the Minimum Time Threshold (MTT) is critical for the emergence of the frequency attenuation effect when sufficient processing time is provided.
- The findings do not support a unified explanation for masked and long-term priming effects (Bodner & Masson, 2001).
- Semantic feedback was not identified as the cause of the frequency attenuation effect in repetition priming.
Conclusions:
- A Minimum Time Threshold (MTT) for conscious awareness of masked primes is a significant factor influencing the frequency attenuation effect.
- The study provides evidence against a unified account of masked and long-term priming, highlighting the importance of processing duration.
- Repetition priming effects, specifically the frequency attenuation effect, are not solely driven by semantic level information feedback.
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