双边武器移动通过独立和相互依赖的控制之间的任务依赖谈判来协调,而不是通过"合"控制政策来协调
Nick M Kitchen1,2, Jisung Yuk2, Andrzej Przybyla3
1Department of Neurology, College of Medicine, Pennsylvania State University, Hershey, Pennsylvania, United States.
Journal of neurophysiology
|August 2, 2023
概括
双边手臂运动灵活地根据任务要求在独立控制和合控制之间进行调整,而不是仅依赖肌肉合. 这种协调范围允许适应不同的任务要求.
科学领域:
- 神经科学是一个神经科学.
- 发动机控制器的控制器
- 人类运动科学科学 人类运动科学
背景情况:
- 双边手臂协调是通过最小化成本或肌肉合来解释的.
- 独立和相互依赖的控制代表了协调频谱的极端.
研究的目的:
- 调查双月协调是否在独立控制和相互依赖控制之间的频谱上运行.
- 在双手运动中区分控制政策和肌肉合机制.
主要方法:
- 参与者使用共享的光标对目标进行双边接触.
- 每一只手的视觉反增益不对称性都被隐蔽地操纵.
- 在不同的增强条件下分析了协调模式.
主要成果:
- 双边协调迅速适应视觉反增益不对称性.
- 不对称的收益使协调从空间协变转向更独立的控制.
- 空间共变度的程度是根据增强不对称的幅度进行分级的.
结论:
- 双手协调不仅仅是通过双边控制合来解释的.
- 协调灵活地在独立和相互依赖的控制之间连续的频谱中导航.
- 任务需求动态调节控制策略的权重.
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