感觉运动环境但不是任务规则重新配置了 rhesus子后壁皮层皮层中的种群动态
Hao Guo1, Shenbing Kuang2, Alexander Gail3,4,5
1German Primate Center, Göttingen, Germany.
Nature communications
|February 3, 2025
概括
灵长类动物灵活地将感官输入映射到运动行为中. 不同的环境需要不同的神经动力学,适应改变的感觉反探索新的神经路径,与抽象规则应用不同.
科学领域:
- 神经科学是一个神经科学.
- 认知科学 认知科学
- 发动机控制器的控制器
背景情况:
- 灵长类动物在传感运动映射方面表现出了显著的灵活性.
- 取决于环境的调整对于在复杂的环境中导航至关重要.
研究的目的:
- 调查情境敏感感官运动映射的神经动力学是否在不同的行为背景中泛化.
- 为了区分神经机制的基础适应感官干扰与抽象规则的应用.
主要方法:
- 在两项任务中,子后壁皮层中神经动态的比较:适应反向镜像视觉 (感官运动环境任务) 和反触及 (任务规则任务).
- 使用循环神经网络模型来模拟和解释观察到的神经计算动态.
主要成果:
- 感官运动环境适应涉及转移的初始神经状态和非对齐的低维子空间.
- 在重叠的神经子空间中实现了任务规则的应用.
- 循环神经网络模型根据输出约束复制了这些不同的动态.
结论:
- 对于抽象任务规则的感觉运动重绘利用了现有的神经动力学.
- 适应扰乱的感觉反需要探索顶层皮层中独立的神经动态.
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