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Published on: November 30, 2018
Context familiarity speeds up boundary responses at encoding
Vincent van de Ven1, Noga Baake2, Marianna Kardas2
1Faculty of Psychology and Neuroscience, Department of Cognitive Neuroscience, Maastricht University, Maastricht, Netherlands. v.vandeven@maastrichtuniversity.nl.
Psychological Research
|May 26, 2026
Summary
Familiarity with sound contexts speeds up event boundary detection. This suggests that contextual familiarity, not just novelty, influences how the brain processes event segmentation and working memory.
Area of Science:
- Cognitive Psychology
- Neuroscience
- Human-Computer Interaction
Background:
- Event segmentation relies on identifying context shifts (event boundaries), which typically slow response times due to novelty and working memory processes.
- The influence of contextual familiarity on event boundary processing remains less understood.
Purpose of the Study:
- To investigate the role of contextual familiarity in modulating event boundary processing.
- To determine if repeated exposure to auditory contexts affects the speed of boundary detection.
Main Methods:
- Participants viewed sequences of pictures paired with changing auditory contexts.
- Contextual familiarity was manipulated by replaying specific sound contexts multiple times within a list.
- Response times to identify event boundaries and associative ratings between pictures and contexts were recorded.
Main Results:
- Participants exhibited progressively faster response times at event boundaries with repeated exposure to familiar sound contexts compared to novel ones.
- This effect was specific to boundary processing and not observed in associative ratings.
- No significant impact of context familiarity on subsequent temporal order memory performance was found.
Conclusions:
- Contextual familiarity can accelerate event boundary detection, challenging the notion that only novelty drives this effect.
- Event boundary processing and the formation of event memories may rely on partially independent cognitive mechanisms.
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