感官不确定性在受阻和试验间隙背景中的不同影响,当前和反过程同时发生时
Matthew J Crossley1, Christopher L Hewitson2, David M Kaplan1
1School of Psychological Sciences, Macquarie University, Sydney, Australia; Performance and Expertise Research Centre, Macquarie University, Sydney, Australia.
Human movement science
|May 25, 2025
概括
运动学习模型受到新发现的挑战. 运动计划的突然变化与感官不确定性发生,而不是运动错误,当运动期间和运动之间发生校正时.
科学领域:
- 发动机控制器 发动机控制器
- 人类的运动学习.
- 感官反处理 感官反处理
背景情况:
- 传统的运动学习理论将错误纠正与感官反精度联系起来.
- 以前的实验往往限制了运动中的纠正,限制了对适应的理解.
- 最近的工作表明,同时在运动内和运动之间进行校正会导致计划发生重大变化.
研究的目的:
- 调查感觉不确定性在运动适应中的作用,当运动内和运动间的纠正发生时.
- 要确定是否对错误不敏感的运动计划调整取决于试验逐试验呈现的感觉不确定性.
主要方法:
- 参与者执行了一项运动任务,具有不同程度的感官不确定性.
- 感官不确定性在试验中被伪随机地呈现或被阻止.
- 运动调整与感官不确定性和运动错误相关分析.
主要成果:
- 当感官不确定性以伪随机方式变化时,观察到运动计划发生了大而突然的变化.
- 这些变化与先前的感觉不确定性相关,而不是经历的运动错误.
- 当感官不确定性被阻止时,没有对错误不敏感的调整.
结论:
- 试验对试验的感觉不确定性交错对于观察对错误不敏感的运动适应至关重要.
- 不确定性下的运动学习比传统模型建议的更复杂,涉及纠正类型的动态相互作用.
- 这些发现挑战了假设错误大小仅仅驱动汽车计划调整的假设.
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