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使用知识导向机器学习来评估美国邻近地区水体面积变化的模式
Heather L Wander1, Mary Jade Farruggia2, Sofia La Fuente3
1Virginia Tech, Blacksburg, Virginia 24060, United States.
Environmental science & technology
|March 6, 2024
概括
以知识为导向的机器学习 (KGML) 分类了美国各地的湖泊和水库表面积变化. 这种方法提供了生态可解释的模式,超越了传统机器学习的"黑子"限制.
科学领域:
- 环境科学环境科学
- 水文学的水文学
- 遥感是一种远程传感.
- 机器学习应用程序 机器学习应用程序
背景情况:
- 湖泊和水库的表面积是淡水供应的关键指标.
- 机器学习 (ML) 和遥感数据使得水体动态的大规模分析成为可能.
- 解释ML模型的生态含义仍然是一个重大挑战,因为它们的"黑子"性质.
研究的目的:
- 从1984年到2016年,对美国连续地区超过10万个水体的湖泊和水库面积变化的时间模式进行描述.
- 采用以知识为导向的机器学习 (KGML) 来根据表面积变化模式将水体分为生态可解释的群体.
- 通过提供对水体动态的生态意义上的解释,克服传统ML的局限性.
主要方法:
- 利用机器学习 (ML) 分析湖泊和水库面积变化的时间模式.
- 应用知识导向机器学习 (KGML) 将水体分为七个不同的,在生态上可解释的群体.
- 分析了1984年至2016年间美国连续地区103,930个水体的数据.
主要成果:
- 确定了许多湖泊和水库的表面积变化的独特时间模式.
- 43%的水体被归类为表面积"没有变化".
- 将剩下的57%的水体分配给表现出各种线性和非线性表面积变化模式的群体.
结论:
- 基于知识的机器学习 (KGML) 成功地提供了水体表面积动态的生态可解释的分类.
- 这种方法提高了对推动淡水资源变化的复杂环境过程的理解.
- 在环境研究中,KGML提供了一个强大的框架,用于将生态知识与数据驱动的模式识别整合到环境研究中.
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