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Underground water and wastewater pipelines are vital for city operations but plagued by anomalies like leaks and infiltrations, causing substantial water loss, environmental damage, and high repair costs. Conventional manual inspections…

机器学习 · 计算机科学 2025-10-09 Qiming Guo , Bishal Khatri , Hua Zhang , Wenlu Wang

Inland waterbody detection (IWD) is critical for water resources management and agricultural planning. However, the development of high-fidelity IWD mapping technology remains unresolved. We aim to propose a practical solution based on the…

图像与视频处理 · 电气工程与系统科学 2025-05-23 Chia-Hsiang Lin , Jhao-Ting Lin , Po-Ying Chiu , Shih-Ping Chen , Charles C. H. Lin

Regular monitoring of key water quality parameters is important for assessing its the hydrological status in conjunction with air-pollution interaction. In this study, a new cost - effective technique based on the geo-ecological…

地球物理 · 物理学 2017-09-06 V. F. Krapivin , C. A. Varotsos , B. Q. Nghia

Drinking water distribution networks (WDN) are large-scale, dynamic systems spanning large geographic areas. Water networks include various components such as junctions, reservoirs, tanks, pipes, pumps, and valves. Hydraulic models for…

最优化与控制 · 数学 2020-03-06 Ramsey Shadfan , Shen Wang , Sebastian A. Nugroho , Fengxin Chen , Ahmad F. Taha

Water distribution networks (WDNs) are critical systems for our society and detecting leakages is important for minimizing losses and water waste. This makes optimal sensor placement for leakage detection very relevant. Existing sensor…

系统与控制 · 电气工程与系统科学 2025-08-20 J. J. H. van Gemert , V. Breschi , D. R. Yntema , K. J. Keesman , M. Lazar

Spatial patterns of water table depth (WTD) play a crucial role in shaping ecological resilience, hydrological connectivity, and human-centric systems. Generally, a large-scale (e.g., continental or global) continuous map of static WTD can…

机器学习 · 计算机科学 2025-03-14 Joseph Janssen , Ardalan Tootchi , Ali A. Ameli

Having become vital to satisfying basic human needs, water distribution systems (WDSs) are considered critical infrastructure. They are vulnerable to critical events such as extreme weather, natural and man-made disasters, armed conflicts…

密码学与安全 · 计算机科学 2023-06-26 Michaela Leštáková , Kevin Tiernan Logan , Imke-Sophie Rehm , Peter F. Pelz , John Friesen

This study investigates the application of an artificial neural network framework for analysing water pollution caused by solids. Water pollution by suspended solids poses significant environmental and health risks. Traditional methods for…

机器学习 · 计算机科学 2026-01-12 I. Luviano Soto , Y. Concha Sánchez , A. Raya

This paper reports the initial steps in the development of WaterLab, an ambitious experimental facility for the testing of new cyber-physical technologies in drinking water distribution networks (DWDN). WaterLab's initial focus is on…

最优化与控制 · 数学 2015-08-12 Arturo Tejada , Klaudia Horváth , Humberto Stein Shiromoto , Hedde Bosman

Calibration is a critical process for reducing uncertainty in Water Distribution Network Hydraulic Models (WDN HM). However, features of certain WDNs, such as oversized pipelines, lead to shallow pressure gradients under normal daily…

信号处理 · 电气工程与系统科学 2024-10-07 Katarzyna Kołodziej , Michał Cholewa , Przemysław Głomb , Wojciech Koral , Michał Romaszewski

In this paper, we test various models of wastewater infrastructure for risk analysis and compare their performance. While many representations are available, existing studies do not consider selection of the appropriate model for risk…

最优化与控制 · 数学 2024-01-11 Aaron Dunton

The common practice of quality monitoring in industry relies on manual inspection well-known to be slow, error-prone and operator-dependent. This issue raises strong demand for automated real-time quality monitoring developed from…

机器学习 · 计算机科学 2021-06-29 Andri Ashfahani , Mahardhika Pratama , Edwin Lughofer , Edward Yapp Kien Yee

In this technical report we compare different deep learning models for prediction of water depth rasters at high spatial resolution. Efficient, accurate, and fast methods for water depth prediction are nowadays important as urban floods are…

Research on methods for planning and controlling water distribution networks gains increasing relevance as the availability of drinking water will decrease as a consequence of climate change. So far, the majority of approaches is based on…

Water Distribution Networks (WDNs), critical to public well-being and economic stability, face challenges such as pipe blockages and background leakages, exacerbated by operational constraints such as data non-stationarity and limited…

机器学习 · 计算机科学 2025-08-25 Jin Li , Kleanthis Malialis , Stelios G. Vrachimis , Marios M. Polycarpou

In this paper, we introduce a novel framework for combining scientific knowledge within physics-based models and recurrent neural networks to advance scientific discovery in many dynamical systems. We will first describe the use of outputs…

In this paper, we propose a data-driven leak localization method for water distribution networks (WDNs) which combines two complementary approaches: graph-based interpolation and dictionary classification. The former estimates the complete…

机器学习 · 计算机科学 2021-10-14 Paul Irofti , Luis Romero-Ben , Florin Stoican , Vicenç Puig

Dynamic networks are structured interconnections of dynamical systems (modules) driven by external excitation and disturbance signals. In order to identify their dynamical properties and/or their topology consistently from measured data, we…

系统与控制 · 计算机科学 2018-04-12 Harm H. M. Weerts , Paul M. J. Van den Hof , Arne G. Dankers

As scientific progress highly depends on the quality of research data, there are strict requirements for data quality coming from the scientific community. A major challenge in data quality assurance is to localise quality problems that are…

信息检索 · 计算机科学 2020-07-24 Arno Kesper , Viola Wenz , Gabriele Taentzer

Irrigation decision systems and water need models have been important research topics in agriculture since 90s. They improve the efficiency of crop yields, provide an appropriate use of water on the earth and so, prevent the water scarcity…

系统与控制 · 电气工程与系统科学 2021-07-14 Meriç Çetin , Senem Yıldız , Selami Beyhan