对面孔的情绪和神经反应的获取和概括与负面和积极的反行为相关联
Huiyan Lin1,2, Maximilian Bruchmann3,4, Sebastian Schindler3,4
1Laboratory for Behavioural and Regional Finance, School of National Finance, Guangdong University of Finance, Guangzhou, China.
Frontiers in neuroscience
|August 21, 2024
概括
情感学习塑造了面部感知. 虽然负面关联会增加状回形 (FG) 中的大脑激活,但对相似面部的概括情感学习会降低FG激活,这表明复杂的情感处理.
科学领域:
- 神经科学是一个神经科学.
- 认知心理学 认知心理学
- 社会心理学 社会心理学
背景情况:
- 面部情感识别对于社交互动至关重要.
- 个体和行为之间的学会关联塑造了对面部的情感评估.
研究的目的:
- 调查与正面或负面反相关的面孔的情绪评估和大脑激活.
- 检查情感学习对感知上相似的面孔的概括.
主要方法:
- 功能磁共振成像 (fMRI) 用于测量大脑激活.
- 价值评级用于评估情感评估.
- 行为任务以建立面部行为关联.
主要成果:
- 行为数据证实了积极和消极关联的学习和概括.
- 对与负面反相关的面部观察到状 (FG) 激活的增加.
- 与中性面孔相比,FG激活率降低,用于通用情感学习 (积极和消极)
结论:
- 面部的情感相关性不仅仅是通过增加视觉皮层激活来表明的.
- 负反关联增强大脑反应,而泛化显示FG激活率下降.
- 表明直接情绪学习的独特神经机制与对面部的普遍情绪反应相比.
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