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Updated: Jul 3, 2025

Watershed Planning within a Quantitative Scenario Analysis Framework
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使用客观加权WQI和机器学习方法预测沿海地下水质量
Chinmoy Ranjan Das1,2, Subhasish Das3
1School of Water Resources Engineering, Jadavpur University, Kolkata, India.
准确预测地下水质量对于沿海地区至关重要. 这项研究使用人工神经网络和GIS开发了一个高度准确的模型,以确定安全饮用水区.
科学领域:
- 环境科学 环境科学
- 水资源管理 水资源管理
- 人工智能的人工智能
背景情况:
- 沿海地区的地下水位正在下降,需要有效监测水质.
- 准确预测地下水状况对于可持续的水资源管理和公共卫生至关重要.
研究的目的:
- 为了比较和批判的基于重量的水质指数 (WQI) 方法.
- 开发和验证用于WQI预测的多层感知人工神经网络 (MLP-ANN) 模型.
- 使用地理信息系统 (GIS) 识别受污染的地区.
主要方法:
- 从印度东部 (2018-2022) 收集了1000个水样数据集.
- 估计基于的WQI (ENW-WQI) 和基于关键的WQI (CRITIC-WQI).
- 开发了使用不同数据分区和隐藏神经元数量的MLP-ANN模型,通过相关性和试错分析进行验证.
- 使用反向距离加权插值生成空间分布图.
主要成果:
- 65-67%的水样被评为非常好或适合饮用.
- 在CRITIC-WQI-MLP-ANN-II模型实现了最高的准确性 (R2=0.986,NSE=0.98,错误率=0.49%).
- 基于GIS的WQI地图确定了饮用水质量不同地区.
结论:
- 克里蒂克-WQI-MLP-ANN-II模型在WQI预测方面表现出卓越的性能.
- 地理信息系统绘制有效地可视化了地下水质量分布.
- 这些发现支持在沿海地区计划提供安全饮用水.
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