了解导致外骨在建筑中的使用意图的因素:使用在线调查结果的决策树方法
Sunwook Kim1, Aanuoluwapo Ojelade1, Albert Moore1
1Department of Industrial and Systems Engineering, Virginia Tech, Blacksburg, VA, USA.
Ergonomics
|December 12, 2023
概括
职业外骨架 (EXO) 在减少建筑工人受伤方面表现有前途. 决策树确定了诸如减轻疲劳和提高绩效等关键因素,这些因素影响了工人使用这些设备的意图,尽管目前采用率较低.
科学领域:
- 人体工程学就是人体工程学.
- 职业健康 职业健康 职业健康
- 人类因素工程 人类因素工程
背景情况:
- 与工作相关的肌肉骨疾病 (WMSDs) 在建筑行业具有重大风险.
- 职业外骨架 (EXO) 为减轻WMSD风险提供了一个潜在的解决方案.
- 建筑业中EXO的低采用率需要了解用户的意图.
研究的目的:
- 确定影响建筑工人使用职业外骨架 (EXO) 的意图的关键因素.
- 开发基于调查数据的EXO采用预测决策树.
- 为提高建筑行业EXO利用率的战略提供信息.
主要方法:
- 关于EXO使用意向,从建筑工人收集的在线调查数据.
- 开发决策树模型,以预测对"尝试"",自愿使用"和"行为意图"问题的反应.
- 应用变量选择和超参数调整来优化模型性能和识别影响因素.
主要成果:
- 决策树在EXO使用意图方面取得了适度的预测性能.
- 影响意图的关键因素包括EXO成为标准设备,感知疲劳减少和潜在的性能增加.
- 在不同的意图预测模型中,变量重要性有所不同.
结论:
- 决策树为采用职业外骨架的复杂决策过程提供了宝贵的见解.
- 解决标准化,疲劳和性能等因素对于促进EXO在建筑中的使用至关重要.
- 这些发现为制造商,雇主和政策制定者提供了实际指导,旨在加强外骨架的采用.
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