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The interaction between temporal grouping and phonotactic chunking in short-term serial order memory for novel verbal
Yuki Tanida1,2, Masataka Nakayama2,3,4, Satoru Saito2
1a Department of Child Development , United Graduate School of Child Development, Osaka University , Suita City , Osaka , Japan.
Memory (Hove, England)
|October 12, 2018
Summary
Long-term memory influences short-term verbal sequence recall through bi-element frequency. Disrupted backward associations, not forward ones, weakened this effect, suggesting memory interaction asymmetry.
Area of Science:
- Cognitive Psychology
- Psycholinguistics
- Memory Research
Background:
- Short-term memory recall is influenced by long-term linguistic knowledge.
- Bi-element frequency, the co-occurrence of adjacent elements, is a key aspect of linguistic knowledge.
Purpose of the Study:
- To investigate how long-term memory, specifically bi-element frequency, affects short-term serial order memory for novel verbal sequences.
- To examine the directional influence of forward and backward associations on memory recall.
- To explore the impact of temporal pauses on the interaction between short-term and long-term memory.
Main Methods:
- Participants performed immediate serial recall of nine-element sequences with varying bi-mora (bi-element) frequencies.
- Two experiments were conducted: one comparing low and mixed bi-mora frequency sequences, and another introducing temporal pauses.
- Temporal pauses were strategically placed to disrupt high-frequency forward or backward associations.
Main Results:
- Experiment 1 confirmed a bi-directional bi-element frequency effect: better recall for elements with high-frequency associations (forward or backward).
- Experiment 2 revealed that temporal pauses diminished the bi-element frequency effect when disrupting backward associations but not forward associations.
- This indicates an asymmetric influence of temporal disruption on the interaction between short-term memory and long-term linguistic memory.
Conclusions:
- Long-term linguistic knowledge, particularly bi-element frequency, significantly impacts short-term serial order memory.
- The recall advantage conferred by high-frequency associations is asymmetric, with backward associations being more susceptible to disruption by temporal pauses.
- These findings shed light on the mechanisms underlying the interplay between short-term memory processes and stored linguistic information.
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