一个客观的神经测量戴面具对单眼人脸识别身份识别效应的客观神经测量
P J N Thomas1, J David2, B Rossion3
1Université de Lorraine, INTERPSY, F-54000, Nancy, France.
Neuropsychologia
|July 28, 2025
概括
戴面罩显著损害了单眼面部识别,因为它减少了神经反应. 这种效应会影响社交互动,特别是对直立的脸部,因为脸部暗示的变化.
科学领域:
- 认知神经科学 认知神经科学
- 社会心理学 社会心理学
- 视觉科学 视觉科学 视觉科学
背景情况:
- 随着COVID-19的流行,面罩对社交互动的影响得到了重视.
- 使用面具可以阻碍关键的非语言沟通,特别是面部识别.
研究的目的:
- 客观地测量面罩导致的单眼面部身份识别减少.
- 调查面部感知中面具诱导的缺陷的神经支柱.
主要方法:
- 使用电脑电图 (EEG) 记录来捕捉神经反应.
- 呈现给参与者6赫兹频率的不熟悉的面部刺激,间隔着新的身份.
- 对面具和没有面具的面部进行神经反应的比较.
主要成果:
- 对于蒙面面孔,观察到神经面部识别反应 (1.2 Hz和波) 显著降低~40%,超过部和部皮质.
- 这种缺陷是直立面孔的特征,倒立面孔没有显著减少神经信号.
- 结果表明,直接改变下面面部暗示和间接减少上面部暗示诊断能力.
结论:
- 戴面具显著损害了单眼面部身份识别.
- 这种效应是由下部和上部面部区域的诊断能力的变化介导的.
- 这些发现对面具使用环境中的社会认知和沟通有影响.
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