身体疲劳和精神疲劳之间的关系基于不同负载水平下的多式联运测量
Haizhe Jin1, Meng Xiao1, Li Liu2
1Department of Industrial Engineering, School of Business Administration, Northeastern University, Shenyang, China.
Ergonomics
|June 24, 2024
概括
这项研究发现,身体疲劳对精神疲劳的影响更大,而不是相反. 使用多模式生理数据开发了一个95.3%准确的模型,用于分类16种疲劳状态.
科学领域:
- 人类因素和人体工程学
- 神经科学是一个神经科学.
- 身体生理学 身体生理学
背景情况:
- 了解身体和精神疲劳之间的相互作用对于优化高要求职业的性能和安全至关重要.
- 现有的研究往往孤立地研究身体或精神疲劳,限制了对它们的综合影响的全面理解.
- 多模式生理测量为客观的疲劳评估提供了一个有希望的途径.
研究的目的:
- 在组合负载条件下研究身体和精神疲劳之间的相互作用.
- 识别与身体和精神疲劳相关的独特生理标记.
- 通过使用多模式生理学数据,开发一个强大的疲劳分类模型.
主要方法:
- 使用NASA任务负载指数 (NASA-TLX) 进行主观负载评估.
- 收集的生理数据包括表面电肌图 (sEMG),心率 (HR) 和功能近红外光谱 (fNIRS).
- 在16个身体和精神疲劳的综合水平下进行了实验,分析了相互作用和特定大脑区域的活动.
主要成果:
- 从主观来看,身体疲劳对精神疲劳的影响比相反更大.
- fNIRS分析表明,前运动皮质与身体疲劳有关,而背侧前额皮质与精神疲劳有关.
- 一个疲劳分类模型从多式生理输入中识别了16种不同的疲劳状态,达到95.3%的准确率.
结论:
- 身体和精神疲劳表现出复杂的相互作用,身体炼显著影响认知负载.
- 特定的大脑区域 (前运动皮质,背侧前额皮质) 显示与身体和精神疲劳相关的不同激活模式.
- 开发的多模式疲劳分类模型显示了高准确性和现实应用的潜力,用于监测和管理复杂的工作环境中的疲劳.
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