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身体力度前定决定了对等方位任务的偏好
Chadwick M Healy1,2, Alaa A Ahmed1,2,3
1Biomedical Engineering Program, University of Colorado, Boulder, Colorado, United States.
Journal of neurophysiology
|September 25, 2024
概括
大脑更喜欢早点投入体力,而不是晚点投入体力,即使总能耗相同. 在努力感知中的这种时间敏感性会影响决策和运动控制.
科学领域:
- 神经科学是一个神经科学.
- 决策方式 决策方式
- 发动机控制器 发动机控制器
背景情况:
- 了解大脑如何决定投入精力至关重要.
- 传统的观点表明,如果总能耗等于总能耗,那么对力度计时无关紧要.
- 人们对大脑对劳动投入时间概况的敏感性还不太清楚.
研究的目的:
- 研究决策过程中时间和体力之间的相互作用.
- 确定对不同时间配置文件的努力投资的主观偏好.
- 为了建模努力的主观效用,考虑规模和时间.
主要方法:
- 试验对象执行了以不同努力持续时间和时间的等比式臂推动任务.
- 用两种替代的强制选择模式来评估主观偏好.
- 开发了一个主观的实用模型,包括体力,任务成本和时间灵敏度.
主要成果:
- 研究对象始终更喜欢在一项任务的早期投入大量的体力.
- 对任务时间的偏好在受试者之间是特有的.
- 审议时间和响应活力与主观效用模型相关.
结论:
- 物理努力成本是暂时敏感的,人们更喜欢早期的投资.
- 主观劳动力表示不仅考虑了总能量,还考虑了它的时间.
- 一个统一的主观效用模型解释了劳动力的偏好和运动控制方面.
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