A framework based on multivariate distribution-based virtual sample generation and DNN for predicting water quality with small data

A El Bilali, H Lamane, A Taleb, A Nafii - Journal of Cleaner Production, 2022 - Elsevier
Abstract Deep Neural Network (DNN) is a powerful tool for predicting and monitoring water
quality. However, its application is only limited to well-monitored zones where the availability …

A drought index based on groundwater quantity and quality: Application of multivariate copula analysis

MMJ Zavareh, N Mahjouri, M Rahimzadegan… - Journal of Cleaner …, 2023 - Elsevier
In this paper, a new Groundwater Quantity-Quality-based Drought Index (GQQI) is
developed based on multivariate Copula analysis of groundwater quantity and quality …

Sustainable development substantially reduces the risk of future drought impacts

H Tabari, P Willems - Communications Earth & Environment, 2023 - nature.com
Drought is a major natural hazard that can cause cascading impacts on socioeconomic
sectors, and its risk is expected to increase under future climate change and socioeconomic …

Development of a new hybrid ensemble method for accurate characterization of future drought using multiple global climate models

M Yousaf, Z Ali, M Mohsin, M Ilyas… - … Research and Risk …, 2023 - Springer
Drought as a natural disaster, can have devastating effects on various sectors. This study
proposes a new weighting scheme called weighted aggregation (WA) and introduces the …

Deriving operating rules for inter-basin water transfer projects incorporating a scenario reduction strategy

B Ming, H Zhong, W Zhang, G Yang, Z Zhao… - Journal of Hydrology, 2023 - Elsevier
Streamflow uncertainty is one of the main challenges in managing reservoir systems. To
accurately characterize the streamflow uncertainty in a reservoir operation model, numerous …

Copula function with Variational Bayesian Monte Carlo for unveiling uncertainty impacts on meteorological and agricultural drought propagation

Q Zhang, YP Li, GH Huang, H Wang, ZY Shen - Journal of Hydrology, 2023 - Elsevier
Agricultural drought (AD) is disastrous to natural and socioeconomic systems, and the
propagation of meteorological drought (MD) plays an essential role in the occurrence of AD …

Development of a random-forest-copula-factorial analysis (RFCFA) method for predicting propagation between meteorological and hydrological drought

H Wang, Y Li, G Huang, Q Zhang, Y Ma… - National Science …, 2024 - nso-journal.org
In the context of global climate warming, the propagation of meteorological drought (MD)
may aggravate the devastating impact of hydrological drought (HD) on water security and …

[HTML][HTML] A conditional copula model to identify the response of runoff probability to climatic factors

H Han, H Jian, Y Peng, S Yao - Ecological Indicators, 2023 - Elsevier
Understanding the response of runoff to climate drivers is important to ensure rational water
allocation and address the risk of drought. Many models that assess the effect of climate …

[HTML][HTML] An approach based on multivariate distribution and Gaussian copulas to predict groundwater quality using DNN models in a data scarce environment

A Nafii, H Lamane, A Taleb, A El Bilali - MethodsX, 2023 - Elsevier
Abstract Machine Learning models have become a fruitful tool in water resources modelling.
However, it requires a significant amount of datasets for training and validation, which poses …

A Review of Assessment Methods for Water Shortage Risk: Trend Analysis, Method Summary, and Future Research Prospects

T Qian, L Hong, S Gu, J Chen, J Chen, T Tu - Water Conservation Science …, 2025 - Springer
Driven by population growth and economic development, the demand for water resources
continues to increase worldwide, leading to regional and seasonal water scarcity in many …