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努力的知识调节了对身体姿势的视觉记忆偏差
Qiu Han1, Marco Gandolfo2, Jules van Dommelen2
1Donders Institute for Brain, Cognition and Behaviour, Radboud University, 6525 HR, Nijmegen, the Netherlands. qiu.han@donders.ru.nl.
Attention, perception & psychophysics
|June 24, 2025
概括
身体姿势的视觉记忆受到努力等认知因素的影响. 我们的研究表明,记住举臂是向下倾向的,特别是当行动需要更多的努力时.
科学领域:
- 认知心理学 认知心理学
- 人类运动控制器
- 视觉感知 视觉感知 视觉感知
背景情况:
- 身体姿势的视觉记忆可能是由期望和知识所塑造的.
- 之前的研究表明,举起的手臂在视觉记忆中的偏向向下,可能是由于努力预测或正常化频繁的位置.
研究的目的:
- 调查身体姿势视觉记忆中的向下偏差是否受到努力知识的调制.
- 确定是否需要注意处理才能出现这种偏差.
- 探索并发电机执行在调节偏差中的作用.
主要方法:
- 进行了三项实验,参与者观看和回忆身体姿势.
- 实验1比较了努力的姿势 (站立,肩膀以上的手臂) 与不那么努力的姿势 (躺着,胸部以上的手臂) 的偏差.
- 实验2检查了视角 (站立与躺卧) 对偏差的影响,在编码过程中操纵了分分注意力.
主要成果:
- 在更努力的手臂姿势中观察到更强的向下偏差.
- 当观看站立的演员与躺着的演员相比,甚至在相同的姿势下,向下偏差更大.
- 在记忆编码过程中将注意力划分,可以减少向下偏差,这表明注意力处理的作用.
- 同时执行观察姿势并没有进一步增强向下偏差.
结论:
- 对身体姿势的视觉记忆的下行偏差不仅仅是自动的,而是由认知因素灵活调节的,特别是对努力的认识.
- 注意力处理对于这种偏见的发展至关重要.
- 这些发现突出了对身体运动视觉记忆的高级认知影响.
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