我们对与威胁相关的感知决策有什么了解?
Aprajita Mohanty1, Frances Jin2, Tamara Sussman3
1Department of Psychology, Stony Brook University, Stony Brook, New York, USA.
Current directions in psychological science
|October 2, 2023
概括
了解威胁感知对于生存至关重要. 这项研究探讨了大脑如何将感官信息与先前知识相结合,以快速做出与威胁有关的决策,澄清不清楚的机制.
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
- 计算机建模 计算建模
背景情况:
- 生存取决于快速检测威胁.
- "自下而上"的突出性有助于威胁检测,但现实世界的场景涉及"自上而下"的上下文线索.
- 常规感知决策的机制已被理解,但与威胁相关的决策仍然不清楚.
研究的目的:
- 研究与威胁相关的感知决策的心理,计算和神经机制.
- 了解来自威胁的感官信息如何与先前的知识和背景相结合.
- 阐明在存在潜在危险时指导决策的过程.
主要方法:
- 该研究讨论了现有的心理,计算和神经框架.
- 它审查了关于感知决策和威胁处理的文献.
- 研究了自下而上和自上而下处理的理论整合.
主要成果:
- 威胁检测涉及将突出的刺激特征与上下文线索相结合.
- 预先的知识和环境背景显著影响威胁的感知.
- 与威胁相关的决策的基础是自下而上和自上而下机制的组合.
结论:
- 威胁感知是一个复杂的过程,受到刺激突出性和上下文信息的影响.
- 了解这些综合机制对于解释生存行为至关重要.
- 进一步研究威胁决策整合的神经基础是有必要的.
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