面部细胞编码的对象部分比虚幻面部的面部配置更多
Saloni Sharma1, Kasper Vinken2, Akshay V Jagadeesh2
1Department of Neurobiology, Harvard Medical School, Boston, MA, USA. Saloni_Sharma@hms.harvard.edu.
Nature communications
|November 14, 2024
概括
科学家们探索了为什么我们在物体中看到面孔,这种现象被称为面孔pareidolia. 的面部细胞对虚幻的面部做出反应,但与人类不同,它们专注于"眼睛"部分,而不是整体配置.
科学领域:
- 神经科学是一个神经科学.
- 认知科学 认知科学
- 视觉科学 视觉科学 视觉科学
背景情况:
- 人们经常在日常物体中感知到虚幻的面孔,这种现象被称为面孔pareidolia.
- 众所周知,人类和子的面部选择性大脑区域在响应面部pareidolia刺激时会被激活.
研究的目的:
- 为了研究的下皮质对pareidolia刺激的面部反应神经元的选择性是否是由人类感知到的类似面部的配置驱动的.
- 为了比较的虚幻面孔的神经处理与人类感知机制.
主要方法:
- 下皮质中面部选择性神经元的电生理记录.
- 呈现了面部帕雷多利亚图像和神经元反应的分析.
- 神经选择性与人类"面貌"评级的相关性以及特征重要性分析 (全球配置与"眼睛"部分).
主要成果:
- 的面部细胞对pareidolia图像表现出有选择性的反应.
- 这种神经选择性与人类的"面貌"评分没有相关,也不依赖于全球面貌状的配置.
- 神经元反应主要是由虚幻面孔的"眼睛"区域驱动的,这些区域被视为孤立的通用物体部分.
- 相反,人类对面部pareidolia的感知严重依赖于整体配置,而不仅仅依赖于"眼睛"部分.
结论:
- 的面部细胞编码局部,在虚幻面部内的通用特征.
- 这种神经编码机制用于的面部pareidolia与人类的视觉感知不一致,这需要整体的信息处理.
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