在埃塞俄比亚Gunabay流域使用基于地质探测器的卷积神经网络划分地下水潜力
Asnakew Mulualem Tegegne1, Tarun Kumar Lohani1, Abunu Atlabachew Eshete1
1Arba Minch Water Technology Institute, Arba Minch University, Arba Minch, Ethiopia.
Environmental research
|November 30, 2023
概括
一个卷积神经网络 (CNN) 有效地绘制了埃塞俄比亚的地下水潜力,确定了中等和低潜力区域. 这种深度学习方法有助于可持续的水资源管理和勘探.
科学领域:
- 地球科学 地球科学 地球科学
- 水文学的水文学
- 地质地质地质地质地质地
背景情况:
- 地下水的稀缺是一个关键的全球问题,由自然和人为因素加剧.
- 埃塞俄比亚由于水资源短缺的挑战,大量利用地下水资源.
- 有效地划分地下水潜力对于可持续的水资源管理至关重要.
研究的目的:
- 应用创新的卷积神经网络 (CNN) 在埃塞俄比亚Gunabay流域的地下水潜力划分.
- 识别和排名影响研究区域地下水潜力的关键因素.
- 评估CNN模型用于地下水测绘的预测能力和准确性.
主要方法:
- 选择的影响因素:地下水补充,石质学,排水密度,线条密度,传导性和地形学.
- 利用卷积神经网络 (CNN) 模型进行空间地下水潜力绘制.
- 从128个样本中进行了数据集培训 (70%) 和测试 (30%),进行了AUC验证.
主要成果:
- 空间分布分为五个潜在区域:非常低 (10.72%),低 (25.67%),中度 (31.62%),高 (19.93%) 和非常高 (12.06%).
- 在Gunabay流域中,中等和低地下水潜在区域占主导地位.
- 主要影响因素排名:传导性 (0.48),充电 (0.26),线条密度 (0.26),石质学 (0.13),排水密度 (0.12),地形学 (0.06).
- 根据AUC验证,CNN模型实现了高精度:81.58% (培训) 和86.84% (测试).
结论:
- 在CNN模型表明高预测能力和准确性地下水潜力划定.
- 调查结果强调了土壤和水资源保护结构的必要性,以改善尽管降雨量很大,但仍能充电.
- 该研究为地下水勘探和可持续水资源开发提供了深度学习框架,有利于决策者和专家.
相关概念视频
Plane Potential Flows
394
Plane potential flows simplify fluid motion by assuming the fluid to be irrotational and incompressible. These characteristics allow these flows to be described by a velocity potential function, ϕ, representing the flow speed in a given direction, and a stream function, ψ, that visualizes the flow path, both governed by Laplace's equation. These parameters help in estimating flow patterns, velocity distributions, and pressure fields around various hydraulic structures.
Uniform...
Uniform...
394
Design Example: Analyzing Capacity Contours for Flood Risk Assessment
50
Flood risk assessment involves careful planning and analysis to ensure the safety of communities near water retention structures. Capacity contours are a vital tool in this process, as they illustrate the potential spread of water at specific levels in a given area. In the context of building a bund across a small valley, these contours play a critical role in evaluating the safety of nearby residential areas.In this example, the bund is intended to store stormwater in the valley. The engineers...
50
Design Example: Identifying the Locations of Monuments in the Field Using Global Positioning System Device
40
Surveyors use Global Positioning System (GPS) technology to measure the precise location and elevation of points on Earth. In a recent survey, GPS receivers were used to determine the coordinates and elevations of two park monuments. The process involved careful mission planning, data collection, and correction to ensure accuracy. The survey began with mission planning to identify optimal satellite visibility and minimize Position Dilution of Precision (PDOP). A geodetic control point...
40
Applications of GIS: Disaster Management and Emergency Response
88
Geographic Information System (GIS) technology is essential for risk identification, action prioritization, and resource optimization in critical situations like flooding and earthquakes. By integrating spatial and demographic data, GIS provides a comprehensive framework for emergency response.GIS integrates data layers, like rainfall intensity, topography, elevation profiles, and river levels, to model high-risk flood zones. These layers assess areas susceptible to flooding based on their...
88


