面部尺寸幻觉是特定于人类面部的.
Stine Monsen1, Eamonn Walsh2,3, Denise Cadete1
1School of Psychological Sciences, Birkbeck, University of London, London, UK.
概括
面部尺寸幻觉,直立的面部看起来比倒置的面部更小,是特定于人类面部的. 这种效应在子或猫脸上没有观察到,这表明人类面部感知机制是专门的.
科学领域:
- 认知心理学 认知心理学
- 神经科学是一个神经科学.
- 视觉感知 视觉感知 视觉感知
背景情况:
- 人类的视觉系统拥有专门的机制,用于直立的面部感知,导致面部反转效应.
- 最近发现的一种面部尺寸幻觉显示直立的面部被认为比相同的倒置面部更小,这种效应以前被认为是面部特有的.
研究的目的:
- 调查面部尺寸幻觉是针对一般面部还是专门针对人类面部的.
- 为了确定非人类灵长类动物和猫类面孔是否引起与人类面孔相同的尺寸感知偏差.
主要方法:
- 参与者判断了同时呈现的直立和倒置面部的相对物理尺寸.
- 该实验利用了人类,子和猫的面孔跨越不同的块.
主要成果:
- 人类脸表现出预期的错觉:直立的脸被认为比倒立的脸小.
- 子和猫的脸没有显示这种幻觉;相反,观察到的是相反方向的偏差.
结论:
- 面部尺寸幻觉是高度特定的,不仅对面部,而且对人类面部至关重要.
- 这些发现强调了人脸处理在视觉系统中的专业性质.
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