优先级状态调节视觉工作记忆表示的注意干扰:电子生理学证据
Ai-Su Li1, Jan Theeuwes2, Yang Zhang1
1Department of Psychology, Soochow University, Suzhou, China.
Biological psychology
|July 5, 2025
概括
注意力是以优先级视觉工作记忆 (VWM) 目标为指导,而不是不优先级的目标. 这项研究表明,只有高优先级的VWM表示才会在视觉搜索任务中引起注意干扰.
科学领域:
- 认知神经科学 认知神经科学
- 心理学 心理学 心理学
背景情况:
- 注意力是由存储在视觉工作记忆 (VWM) 中的目标指导的.
- 有效地完成任务需要在VWM中抑制来自未来目标的干扰.
- 之前的研究没有区分干扰的高与低激活VWM状态.
研究的目的:
- 调查注意力选择和VWM表示与不同优先级状态之间的相互作用.
- 为了确定VWM优先级是否影响视觉搜索期间的注意干扰.
主要方法:
- 使用事件相关潜能 (ERP) 来检查注意力选择和VWM.
- 操纵VWM优先级分为三个级别:优先级,非优先级和中性级.
- 进行了与VWM状态相匹配的分心器的视觉搜索任务.
主要成果:
- 在行为上,当分心因素与优先级VWM相匹配时,响应时间更慢.
- 对于优先级的VWM分心器,ERP显示了增强的N2pc振幅.
- 在非优先级和中立条件之间的行为或ERP措施中没有发现显著差异.
结论:
- 从VWM匹配的分心器引起的注意干扰取决于VWM优先级.
- 只有优先级的VWM表示才能与注意力相互作用.
- 没有优先级的VWM表示似乎不会干扰注意力选择.
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