脑前皮层的神经回路的层次推理
Morteza Sarafyazd1, Mehrdad Jazayeri2
1Department of Brain & Cognitive Sciences, McGovern Institute for Brain Research, MIT, Cambridge, MA, USA.
概括
人类评估信心以解决层次推理中的模两可. 前带状皮层 (ACC) 特别推断隐藏的规则开关, 揭示了复杂决策的神经机制.
科学领域:
- 神经科学
- 认知科学
- 计算神经科学
背景情况:
- 人类对信息进行分层处理,导致失败归因的模两可.
- 自信评估是人类用来解决这种模两可的问题的一个关键策略.
研究的目的:
- 研究层次推理和信心评估的神经基础.
- 阐明背中额叶皮层 (DMFC) 和前带皮层 (ACC) 在推断规则开关中的作用.
主要方法:
- 从DMFC和ACC的电生理记录中,子执行了一项含糊不清的负面结果.
- 扰乱实验以确定DMFC和ACC在规则推断中的因果作用.
主要成果:
- DMFC和ACC都提供了支持改变规则的证据.
- 发现ACC在DMFC的下游运行.
- ACC直接和具体参与推断隐藏的规则交换机.
结论:
- 这项研究揭示了皮层电路实现的等级推理的计算原理.
- 在复杂的决策和规则推断中区分DMFC和ACC的角色.
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