在使用预定义与自生成选项的决策过程中,灵活地重新配置大脑网络
Qianying Wu1,2, Zhihao Zhang3,4, Ming Hsu5,6
1Division of the Humanities and Social Sciences, California Institute of Technology, Pasadena, California, USA.
大脑网络在决策过程中动态地进行重组. 外部选择依赖于感官输入,而内部选择则涉及语义和估值网络,揭示了一个层次化的大脑架构.
科学领域:
- 神经科学是一个神经科学.
- 认知科学 认知科学
- 网络科学 网络科学
背景情况:
- 决策包括评估外部选项或产生内部选项.
- 大脑网络必须灵活地重新配置以支持这些独特的认知需求.
- 了解网络动态对于解释适应性决策至关重要.
研究的目的:
- 为了研究大规模的大脑网络如何为不同的决策类型动态重组.
- 为了测试网络重新配置招募特定模块的假设,用于外部与内部选项评估.
- 在决策过程中探索大脑网络的等级组织.
主要方法:
- 将图形理论工具应用于功能神经成像数据.
- 分析了来自三个条件的数据:外部菜单选择 (EMC),内部菜单选择 (IMC) 和语义流 (SF).
- 使用分类多切片社区检测来分析网络模块化.
主要成果:
- 不同的认知需求导致了分层组织的模块化大脑网络的特定重新配置.
- 全球网络组织,特别是感官输入,使EMC与内部定向任务 (IMC,SF) 有区别.
- 与SF相比,IMC显示语义检索和估值网络之间的相互作用更强烈.
结论:
- 大脑网络组织动态地适应决策的认知需求.
- 层次架构支持自适应性决策,模块在多个层面上相互作用.
- 网络灵活性允许根据需要整合感官处理和语义检索.
更多相关视频
13:20Online Repetitive Transcranial Magnetic Stimulation of Dorsomedial and Dorsolateral Prefrontal Cortex in Cognition Decision Making, and Cognitive Dissonance
Published on: December 5, 2025
09:01A Method for Investigating Age-related Differences in the Functional Connectivity of Cognitive Control Networks Associated with Dimensional Change Card Sort Performance
Published on: May 7, 2014
相关概念视频
Reason and Intuition
Decision Making
Automatic decision-making is fast, intuitive, and relies on gut feelings...
Decision Making: Traditional Method
First, a specific claim about the population parameter is decided based on the research question and is stated in a simple form. Further, an opposing statement to this claim is also stated. These statements can act as null and alternative hypotheses, out of which a null hypothesis would be a...
Neuroplasticity
Decision Making: P-value Method
First, a specific claim about the population parameter is proposed. The claim is based on the research question and is stated in a simple form. Further, an opposing statement to the claim is also stated. These statements can act as null and alternative hypotheses: a null hypothesis would be a neutral statement while the alternative hypothesis can...
Counterfactual Thinking
