Yongyu Xie

ORCID: 0009-0001-5593-1772
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About
Contact & Profiles
Research Areas
  • Hydrology and Watershed Management Studies
  • Plant Water Relations and Carbon Dynamics
  • Climate variability and models
  • Water resources management and optimization
  • Groundwater flow and contamination studies
  • Flood Risk Assessment and Management
  • Remote Sensing and Land Use
  • Hydrocarbon exploration and reservoir analysis
  • Water Resources and Management
  • Hydrological Forecasting Using AI
  • Plant Ecology and Soil Science
  • Irrigation Practices and Water Management
  • Magnetic Properties and Synthesis of Ferrites
  • Soil and Unsaturated Flow
  • Multiferroics and related materials
  • Leaf Properties and Growth Measurement
  • Geological and Geophysical Studies
  • Groundwater and Isotope Geochemistry
  • Karst Systems and Hydrogeology
  • Water Quality and Pollution Assessment
  • Hydrology and Drought Analysis
  • Ferroelectric and Piezoelectric Materials
  • Remote Sensing in Agriculture
  • Hydrology and Sediment Transport Processes

Guangdong University of Technology
2025

State Key Laboratory of Hydrology-Water Resources and Hydraulic Engineering
2013-2019

Hohai University
2013-2019

Hubei University of Technology
2018

Chinese Academy of Sciences
2014

Abstract Global climate change has altered the characteristics of conventional drought events, with an increasing number Slow droughts (SD) rapidly transitioning into Flash (FD). This study introduces a novel multi‐temporal scale identification framework (MTSDIF) that classifies historical agricultural events three types: SD, FD, and Slow‐to‐Flash Drought (SFD). Based on MTSDIF, GLDAS‐Noah root zone soil moisture dataset was used to analyze spatiotemporal characteristics, evolution, driving...

10.1029/2024wr037181 article EN cc-by Water Resources Research 2025-02-01

With the continuous growth of economic water consumption in arid regions, many endorheic rivers and terminal lakes have desiccated. As an important ecological engineering measure, transport regions has vital significance for protecting regional environment delaying desertification. In this study, Qingtu Lake, lake Shiyang River, was selected to analyze effects by means remote sensing interpretations current year field investigations. The results demonstrated that, July 2018, surface had...

10.3390/ijerph16010145 article EN International Journal of Environmental Research and Public Health 2019-01-07

Water scarcity in Huaihe River, the sixth largest river China, is stressed by changing climate and intense human activities, especially headwater area. Xixian, situated upper reaches of Huai an important agricultural county with a population more than one million people, nearly billion kg crop yield every year. The projected changes increasing are expected to further complicate utilization already water resources, endangering activities this There pressing need for watershed model better...

10.1061/(asce)he.1943-5584.0000578 article EN Journal of Hydrologic Engineering 2013-10-15

When we apply ecological models in environmental management, must assess the accuracy of parameter estimation and its impact on model predictions. Parameters estimated by conventional techniques tend to be nonrobust require excessive computational resources. However, optimization algorithms are highly robust generally exhibit convergence inversion with nonlinear models. They can simultaneously generate a large number estimates using an entire data set. In this study, tested four (simulated...

10.1007/s11099-014-0027-8 article EN Photosynthetica 2014-05-13

A practical formal likelihood function (L) is developed to separate model structure errors and observation by the separation of correlated uncorrelated residuals. L overcomes time-consuming problem functions proposed previous studies, combines Mean Square Error (MSE) first-order Auto-Regression (AR(1)) models. For comparison effect different error models, MSE, AR(1), are used as efficiency criteria calibrate three-dimensional variably saturated ground-water flow (MF2K-VSF) based on soil tank...

10.3390/w10091151 article EN Water 2018-08-28

The soil and water assessment tool (SWAT) is widely used to quantify the spatial temporal patterns of sediment loads for watershed-scale management nonpoint-source pollutants. However few studies considered trade-off between flow objectives during model calibration processes. This study proposes a new multi-objective method that incorporates both observed information into likelihood function based on Bayesian inference. For comparison, two functions, i.e., Nash–Sutcliffe efficiency...

10.3390/w10111662 article EN Water 2018-11-15

Abstract This study investigates the temporal variation of stable isotopic composition in precipitation, soil water, and streamflow water during plum rainfall events an upland headwater watershed which is mainly covered with bamboo. The results show that various sources exhibit significant variation. local meteoric line established by using relationship between isotope oxygen-18 deuterium, slightly different from China. precipitation closely related to exchange effect raindrops environmental...

10.2166/wp.2019.137 article EN Water Policy 2019-02-07
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