新构造断层是否会影响上莱河谷的土壤空气水平? 一个探索性机器学习评估评估
Johannes Mair1, Eric Petermann2, Rouwen Lehné3
1TU Darmstadt, Institute for Applied Geosciences, Engineering Geology, Darmstadt, Germany; Federal Office for Radiation Protection, Section Radon and NORM, Berlin, Germany.
The Science of the total environment
|October 31, 2024
概括
气积累受到土壤类型和降雨量的影响,断层区域的作用较小. 机器学习模型有助于确定风险评估和公共卫生的关键因素.
科学领域:
- 环境科学 环境科学
- 地质物理学 地质物理学
- 公共卫生 公共卫生
背景情况:
- (Rn) 是一种放射性气体,与肺癌有关.
- 断层区域可以促进的迁移和积累.
- 了解源对于风险评估至关重要.
研究的目的:
- 调查断层区域对度的影响.
- 确定影响土壤空气水平的关键环境因素.
- 应用机器学习来增强预测.
主要方法:
- 在德国进行了597次土壤空气测量.
- 综合环境参数和地质物理数据.
- 使用了极端梯度提升 (XGBoost) 和SHAP值.
主要成果:
- 富含粘土的土壤和降水显著增加了水平.
- 靠近断层带有显著的影响,但影响较小.
- 风速,空气压力和温度的影响最小.
结论:
- XGBoost和SHAP有效地识别了影响因素.
- 这些发现改善了预测模型和风险评估.
- 为公共卫生和环境管理战略做出贡献.
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