密歇根州弗林特市供水线路构成的地理空间模型:使用挖掘数据和新的构成地理统计方法验证
1BioMedware Inc, Ann Arbor, Michigan, 48103, USA.
概括
一个使用简化指标 kriging (IK) 的新地理空间模型准确地预测了弗林特的领先服务线 (SL). 该方法改进了先前的模型,提供了连贯的预测,并增强了对公共卫生基础设施至关重要的SL检测.
科学领域:
- 环境科学环境科学
- 地理空间分析是什么?
- 公共卫生基础设施公共卫生基础设施
背景情况:
- 弗林特的饮用水危机促使大规模的服务线 (SL) 替换计划 (2016-2020年),检查了26,750条线路.
- 现有的地理空间模型使用邻居检查和二次数据预测了SL组成,但存在局限性.
研究的目的:
- 验证和改进一个用于预测私人服务线 (SL) 材料 (,,铜) 的地理空间模型.
- 解决传统指标分析 (IK) 在预测SL组成方面的局限性.
主要方法:
- 利用弗林特的SL替代计划 (2016-2020) 的数据来验证一个地理空间模型.
- 采用了简化的指标运算 (IK) 与逻辑变换来克服预测限制.
- 整合了二次数据 (房屋建造年份,城市记录) 和标准化造以提高准确性.
主要成果:
- 传统的IK显示铜 (AUC=0.9) 和 (AUC=0.9) SLs的中度检测,但SLs的检测很差 (AUC=0.6).
- 简单的IK改善了SL检测 (AUC=0.8) 并提供了连贯的概率预测.
- 整合二次数据和先进的战争技术进一步提高了预测准确度.
结论:
- 简单的IK提供了一个强大的方法来预测服务线材质组成,特别是.
- 精确的SLs地理空间建模对于有针对性的基础设施更换和公共卫生保护至关重要.
- 该研究提供了一种经过验证的,改进的方法来评估城市环境中的领先服务线路风险.
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