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Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments
Published on: January 23, 2017
Threshold effects of interactional context on attentional control.
Min Li1,2, Qinghong Xu3, Xiangyu Shi4
1School of Psychology, Inner Mongolia Normal University, Hohhot, China.
Frontiers in Psychology
|June 15, 2026
Summary
Bilingual cognitive advantages depend on exposure. A single exposure to dual-language contexts depletes cognitive resources, but repeated exposure enhances attentional control, demonstrating a threshold effect in bilingualism.
Area of Science:
- Cognitive Neuroscience
- Psycholinguistics
Background:
- The cognitive benefits of bilingualism are debated.
- Bilingual experience involves dynamic regulatory mechanisms.
Purpose of the Study:
- Investigate threshold effects of bilingual interactional contexts on attentional control.
- Examine how different exposure levels to dual-language contexts impact cognitive regulation.
Main Methods:
- Cross-task priming paradigm with picture-naming and anti-saccade tasks.
- Experiment 1: Single exposure to monolingual and bilingual contexts.
- Experiment 2: Repeated exposure to dual-language contexts.
Main Results:
- Single exposure to bilingual contexts led to resource depletion and slower reaction times.
- Repeated exposure significantly enhanced attentional control (faster reaction times, higher accuracy).
- Facilitatory effects were stronger in bilingual than voluntary naming contexts.
Conclusions:
- Bilingual contexts influence attentional control via a threshold effect.
- A single exposure is insufficient, but repeated exposure triggers adaptive reorganization.
- Findings offer a mechanistic account for bilingual cognitive plasticity.
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