在复杂的人机交互过程中对心理工作负荷的持续评估:从操作者外部的信号推断认知状态
Axel Roques1,2,3, Dimitri Keriven Serpollet1,2, Alice Nicolaï1
1Université Paris Cité, Université Paris Saclay, ENS Paris Saclay, CNRS, SSA, INSERM, Centre Borelli, F-75006 Paris, France.
Sensors (Basel, Switzerland)
|June 27, 2025
概括
这项研究开发了一种机器学习模型,用于估计直升机飞行员的心理工作负载 (MWL). 操作数据在模拟飞行期间预测MWL方面比生理信号更有效.
科学领域:
- 人与计算机的交互
- 认知科学 认知科学
- 航空航天工程 航空航天工程
背景情况:
- 复杂的人机界面 (HMI) 在工业和个人环境中越来越普遍.
- 监测心理工作负载 (MWL) 对于防止HMI操作员的认知过载,疲劳和事故至关重要.
- 专业的直升机飞行员在飞行过程中面临着重大的认知需求.
研究的目的:
- 提出和验证数据驱动的方法,以持续估计直升机飞行员的MWL.
- 为了比较生理与操作参数的预测能力,用于MWL估计.
- 探索用于实时MWL监控的智能系统的开发.
主要方法:
- 开发一种基于生理和操作数据进行训练的新型机器学习模型.
- 使用现实的模拟飞行场景来收集数据.
- 使用ROC AUC,F1得分和PR AUC等指标评估模型性能.
主要成果:
- 机器学习模型在MWL估计方面取得了强的表现 (ROC AUC 0.836,F1 0.842,PR AUC 0.820).
- 与生理信号相比,操作参数显示MWL的预测能力优于生理信号.
- 该研究强调了运营数据在评估飞行员认知负载方面的有效性.
结论:
- 拟议的数据驱动方法可以在HMI操作员中进行连续和准确的MWL估计.
- 在这种情况下,运营数据比生理指标更重要,用于预测MWL.
- 这些发现支持开发智能系统,用于航空和其他HMI密集型领域的实时认知负载监控.
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