Comparative assessment of two global sensitivity approaches considering model and parameter uncertainty
H Dai, Y Liu, A Guadagnini, S Yuan… - Water Resources …, 2024 - Wiley Online Library
Abstract Global Sensitivity Analysis (GSA) is key to assisting appraisal of the behavior of
hydrological systems through model diagnosis considering multiple sources of uncertainty …
hydrological systems through model diagnosis considering multiple sources of uncertainty …
[HTML][HTML] Uncertainty quantification of radionuclide migration in fractured granite
Deep geological disposal is a widely accepted approach for safe management and long-
term disposal of high-level radioactive waste (HLW). However, high uncertainty associated …
term disposal of high-level radioactive waste (HLW). However, high uncertainty associated …
Uncertainty analysis for seawater intrusion in fractured coastal aquifers: Effects of fracture location, aperture, density and hydrodynamic parameters
In this study we use polynomial chaos expansion (PCE) to perform uncertainty analysis for
seawater intrusion (SWI) in fractured coastal aquifers (FCAs) which is simulated using the …
seawater intrusion (SWI) in fractured coastal aquifers (FCAs) which is simulated using the …
Global sensitivity analyses of multiple conceptual models with uncertain parameters driving groundwater flow in a regional-scale sedimentary aquifer
EB Janetti, L Guadagnini, M Riva, A Guadagnini - Journal of Hydrology, 2019 - Elsevier
We rely on various Global Sensitivity Analysis (GSA) approaches to detect the way uncertain
parameters linked to diverse conceptual geological models influence spatial distributions of …
parameters linked to diverse conceptual geological models influence spatial distributions of …
Study of the catastrophic process of water–sand inrush in a deep buried stope with thin bedrock
T Li, Y Tang, L Li, H Hu, Z Li, J He, B An - Water, 2023 - mdpi.com
Taking the 14,030 panel of Zhaogu No. 2 coal mine as its research object, this paper studies
the evolution characteristics of the developing height, propagation track and caving arch …
the evolution characteristics of the developing height, propagation track and caving arch …
Sensitivity of meteorological-forcing resolution on hydrologic variables
FZ Maina, ER Siirila-Woodburn… - Hydrology and Earth …, 2020 - hess.copernicus.org
Projecting the spatiotemporal changes in water resources under a no-analog future climate
requires physically based integrated hydrologic models which simulate the transfer of water …
requires physically based integrated hydrologic models which simulate the transfer of water …
Identifying stagnation zones and reverse flow caused by river‐aquifer interaction: An approach based on polynomial chaos expansions
P Merchán‐Rivera, B Wohlmuth… - Water Resources …, 2021 - Wiley Online Library
Fluctuating stream stages and peak‐flow events can significantly influence the interactions
between streams and aquifers and modify the hydraulic gradient, the flux exchange and the …
between streams and aquifers and modify the hydraulic gradient, the flux exchange and the …
Review and comparison of two meta-model-based uncertainty propagation analysis methods in groundwater applications: polynomial chaos expansion and Gaussian …
MM Rajabi - Stochastic environmental research and risk …, 2019 - Springer
Gaussian process emulation (GPE) and polynomial chaos expansion (PCE) are tools for
meta-model-based uncertainty propagation analysis (UPA) that have gained increasing …
meta-model-based uncertainty propagation analysis (UPA) that have gained increasing …
Machine learning accelerates parameter optimization and uncertainty assessment of a land surface model
Y Sawada - Journal of Geophysical Research: Atmospheres, 2020 - Wiley Online Library
The performance of land surface models (LSMs) significantly affects the understanding of
atmospheric and related processes. Many of the LSMs' soil and vegetation parameters were …
atmospheric and related processes. Many of the LSMs' soil and vegetation parameters were …
Uncertainty and sensitivity analysis of radionuclide migration through fractured granite aquifer
The radionuclide migration in the high-level radioactive waste (HLW) disposal is usually
predicted by numerical simulations for risk analysis of radionuclide contamination in a large …
predicted by numerical simulations for risk analysis of radionuclide contamination in a large …