Results 41 to 50 of about 231 (137)

Influence of Soil and Land‐Use/Land‐Cover Data Quality on SWAT Parameter Transferability in Small Subtropical Agricultural Watersheds

open access: yesHydrological Processes, Volume 40, Issue 6, June 2026.
Does input soil and land‐use quality affect SWAT parameter transfer in neighbouring watersheds? Our proxy‐basin experiment in two small agricultural watersheds under crop–livestock rotations showed that capturing LULC dynamics and refining soil characterization can substantially enhance parameter transferability to ungauged neighbouring watersheds ...
Elzon C. Rippel   +7 more
wiley   +1 more source

Parameter Optimization of Rainfall-runoff Model GR4J using Particle Swarm Optimization on Planting Calendar

open access: yesInternational Journal on Advanced Science, Engineering and Information Technology, 2020
Challenges in food production in the future are certainly more complex in developing countries like Indonesia. The Agricultural Research and Development Agency developed an Integrated Planting Calendar (Katam) information system to decide the water discharge for rice planting time using rainfall-runoff modeling called GR4J (Genie Rural a four ...
Yazid Aufar   +2 more
openaire   +2 more sources

Improve the Xinanjiang model based on various hydrological model structures

open access: yesGuan'gai paishui xuebao
【Objective】 The Xinanjiang model is a hydrological model widely used for catchment modelling, but its accuracy depends on many factors. The objective of this paper is to present ways to improve the Xinanjiang model.
ZHANG Liping   +5 more
doaj   +1 more source

Convection‐Permitting Regional Climate Simulations Reveal Stronger Drying and Snow Loss in Semi‐Arid Mountainous Basins of Morocco

open access: yesHydrological Processes, Volume 40, Issue 6, June 2026.
Convection‐permitting simulations (WRF3, 3 km) better represent mountain precipitation and snow processes than coarser regional simulations (WRF20, 20 km). Hydrological simulations forced by WRF3 improve streamflow seasonality and snow‐related hydrological signatures compared to WRF20.
Ouiaam Lahnik   +6 more
wiley   +1 more source

Penentuan Debit Harian Menggunakan Pemodelan Rainfall Runoff GR4J untuk Analisa Unit Hidrograf pada DAS Citarum Hulu

open access: yesJurnal Teknik Sipil, 2009
Abstrak. Penelitian ini mengkaji pemodelan rainfall-runoff menggunakan metode GR4J (Ge´nie Rural a` 4 parame`tres Journalier) pada Daerah Aliran Sungai (DAS) Citarum hulu.
Dhemi Harlan   +2 more
doaj   +3 more sources

Comparison of Conceptual Hydrological Models for Lijiang River Basin

open access: yesGuan'gai paishui xuebao, 2022
【Background and objective】 Hydrological process is a complex phenomenon and affected by many biological and physical processes. Its modelling in water resource management and decision-making in watershed or catchment is often based on conceptual models ...
YANG Yang   +3 more
doaj   +1 more source

Robust Calibration of Hydrological Models for Simulating Unseen Flood Extremes

open access: yesWater Resources Research, Volume 62, Issue 6, June 2026.
Abstract Calibrating conceptual rainfall‐runoff models to predict a catchment's response to extreme rainfall events is a significant challenge, especially when historical data is limited and the event exceeds recorded extremes. This challenge is amplified in non‐stationary environments where the frequency and intensity of extreme rainfall and floods ...
Caleb Dykman   +3 more
wiley   +1 more source

Toward a Multi‐Representational Approach to Prediction and Understanding, in Support of Discovery in Hydrology

open access: yesWater Resources Research, 2023
Key to model development is the selection of an appropriate representational system, including both the representation of what is observed (the data), and the formal mathematical structure used to construct the input‐state‐output mapping.
Luis A. De la Fuente   +2 more
doaj   +1 more source

Intra‐Annual Chlorophyll‐a Dynamics Under Hydroclimatic Extremes Derived From a 44‐Year Baseline: Insights From a Temperate River System (Nakdong River Basin, South Korea)

open access: yesWater Resources Research, Volume 62, Issue 6, June 2026.
Abstract Understanding how drought affects phytoplankton dynamics is critical for developing early warning systems. Using standardized drought indices that capture both hydrometeorological extremes, we investigated how hydrological anomalies modulate intra‐annual chlorophyll‐a (Chla) concentrations, a proxy for phytoplankton biomass, in South Korea's ...
Pamela Sofia Fabian   +2 more
wiley   +1 more source

Physics-informed hybrid GR4J–XGBoost model for streamflow prediction: integrating conceptual states, SHAP interpretability, and uncertainty analysis

open access: yesScientific Reports
Accurate streamflow prediction remains challenging due to the nonlinear and dynamic nature of rainfall–runoff processes. Conceptual hydrological models provide physically interpretable representations, yet their predictive performance is often limited ...
Ozgur Kisi   +4 more
doaj   +1 more source

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