在青少年的面部情绪处理过程中区分神经敏感性和偏见:一种计算方法
Simone P Haller1, Joel Stoddard2, Sofia I Cardenas1
1Emotion and Development Branch, National Institute of Mental Health, National Institutes of Health, Bethesda, MD 20892, USA.
Social cognitive and affective neuroscience
|May 25, 2024
概括
面部情绪识别随着年龄的增长而改善,老年人表现出增强的敏感性和大脑对情绪模两可的反应. 这项研究揭示了与年龄相关的面部影响感知方面的发展.
科学领域:
- 神经科学是一个神经科学.
- 发展心理学 发展心理学
- 认知科学 认知科学
背景情况:
- 解释面部情绪对于社会发展至关重要.
- 了解面部情感标签的年龄相关变化是很重要的.
研究的目的:
- 研究脸部情感标签指标 (敏感性和偏见) 与年轻人的年龄之间的行为和神经关联.
- 检查年龄如何影响使用计算建模和fMRI解释面部情绪.
主要方法:
- 在青少年和成年人 (8-36岁) 的fMRI数据上利用计算漂移扩散模型的新型变体.
- 使用选择和反应时间数据评估面部情感标签的敏感性和偏差.
- 模拟与面部情感价值和模两可相关的大脑活动.
主要成果:
- 行为分析显示,年龄与面对情绪的感知敏感性之间存在显著的关联.
- 双边前侧胰岛显示,随着年龄的增长,神经对情绪模两可的反应更强.
- 神经激活模式与面部情感价值和模糊性系统相关,与灵敏度和偏差指标相关联.
结论:
- 与年龄相关的对面部影响感知灵敏度的改善在整个青春期和年轻成年期都会发生.
- 价值和模糊性处理系统都有助于区分面部情绪的能力.
- 这些发现为社会认知能力的发展轨迹提供了洞察力.
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