工作记忆中的与任务无关的特征改变了当前的视觉处理
Hongqiao Shi1, Qiqi Zhang1, Jieyudong Zhou1
1School of Psychology, Shaanxi Normal University.
Journal of experimental psychology. Learning, memory, and cognition
|October 30, 2025
概括
视觉工作记忆 (VWM) 保留类似感官信息,即使是对记忆无关的特征. 这种感官痕迹暂时影响知觉和注意力,影响更高的认知.
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
- 神经科学是一个神经科学.
背景情况:
- 高层次的认知依赖于视觉工作记忆 (VWM) 来维护和操纵视觉表示.
- 讨论了VWM表示的格式 (感官类比抽象),特别是对于与记忆无关的特征.
研究的目的:
- 调查VWM中与记忆无关的特征如何与并发的视觉信息相互作用.
- 确定VWM中与记忆无关的特征的表示格式和时间动态.
主要方法:
- 在三个实验中采用了一种双重任务范式.
- 参与者执行视觉搜索或感知歧视任务,同时保持VWM的其他功能.
- 分析了行为指标,包括注意力偏差和歧视值.
主要成果:
- VWM将注意力倾向于与与记忆无关的特征相匹配的刺激,偏差强度与特征相似性相关.
- 记忆无关的特征暂时偏向正在进行的感知,改变歧视值.
- 这些感知效应在短时间内被观察到,并且随着时间的推移而减弱.
结论:
- 行为证据表明,对记忆无关的特征的VWM表示具有感官类似性.
- 这些特征对感知的短暂影响反映了时间有限的感官表现.
- 这些发现提升了对VWM内容和记忆感知相互作用的理解.
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