在预期和意想不到的不确定性下,社会主导和决策之间的相互作用:来自事件相关潜力的证据
Saeedeh Khosravi1, Lydia Kogler2,3, Reza Khosrowabadi4
1Department of Cognitive Neuroscience, University of Tabriz, Tabriz, Iran.
PloS one
|October 17, 2025
概括
社会主导地位会影响不确定性下的决策. 较低的主导度与更强的反相关消极性 (FRN) 相相关,而较高的主导度显示较大的P3幅度,表明不同的神经处理反和不确定性.
科学领域:
- 神经科学是一个神经科学.
- 社会心理学 社会心理学
- 决策科学 决策科学 决策科学
背景情况:
- 决策是复杂的,尤其是在不确定的社会环境中.
- 社会统治层次结构可以显著影响个人如何做出选择.
- 了解神经对不确定性和社会环境中的反反应至关重要.
研究的目的:
- 在不确定性下的不同社会支配水平的决策中调查神经和行为模式.
- 探索预期和意想不到的不确定性如何影响社会主导背景下的决策.
- 分析电脑电图 (EEG) 数据以获得反处理相关物,如FRN和P3组件.
主要方法:
- 招募了51名学生参加电脑电图 (EEG) 研究.
- 参与者在预期和不确定的条件下收到了积极和消极的反.
- 分析了与事件相关的潜在 (ERP) 组件,包括与反相关的负面 (FRN) 和P3,以及奖励预测错误 (RPE) 信号.
主要成果:
- 低主导群体比高主导群体显示出更大的FRN幅度.
- 意想不到的不确定的负面反引起了更强的FRN振幅.
- 高主导度的个体表现出更大的P3幅度,特别是在积极的反和意想不到的不确定性.
结论:
- 社会层次显著调节决策和奖励处理的神经机制.
- 高主导和低主导个体之间存在着对不确定性和反的独特神经反应.
- 研究结果强调了社会地位,不确定性和大脑活动在决策中的相互作用.
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