[HTML][HTML] Perspectives of physics-based machine learning strategies for geoscientific applications governed by partial differential equations

D Degen, D Caviedes Voullième… - Geoscientific Model …, 2023 - gmd.copernicus.org
An accurate assessment of the physical states of the Earth system is an essential component
of many scientific, societal, and economical considerations. These assessments are …

LISFLOOD-FP 8.1: New GPU accelerated solvers for faster fluvial/pluvial flood simulations

MK Sharifian, G Kesserwani… - Geoscientific Model …, 2022 - gmd.copernicus.org
The local inertial two-dimensional (2D) flow model on LISFLOOD-FP, so-called ACC uniform
grid solver, has been widely used to support fast, computationally efficient fluvial/pluvial …

SERGHEI (SERGHEI-SWE) v1. 0: a performance-portable high-performance parallel-computing shallow-water solver for hydrology and environmental hydraulics

D Caviedes-Voullième… - Geoscientific Model …, 2023 - gmd.copernicus.org
The Simulation EnviRonment for Geomorphology, Hydrodynamics, and Ecohydrology in
Integrated form (SERGHEI) is a multi-dimensional, multi-domain, and multi-physics model …

Interactions of microtopography, slope and infiltration cause complex rainfall‐runoff behavior at the hillslope scale for single rainfall events

D Caviedes‐Voullième, E Ahmadinia… - Water resources …, 2021 - Wiley Online Library
Microtopography (MT) can govern runoff dynamics as a net result of local heterogeneities in
the flow paths and ponding. This in turn controls the development of the surface water layer …

Discontinuous Galerkin method for the shallow water equations on complex domains using masked block-structured grids

S Faghih-Naini, S Kuckuk, D Zint, S Kemmler… - Advances in Water …, 2023 - Elsevier
We evaluate masked block-structured grids for ocean domains which allow to represent
small-scale geometric features without resorting to very small blocks or excessive mesh …

[HTML][HTML] (Multi) wavelet-based Godunov-type simulators of flood inundation: Static versus dynamic adaptivity

G Kesserwani, MK Sharifian - Advances in Water Resources, 2023 - Elsevier
Real-world flood simulators often use first-order finite volume (FV1) solvers of the shallow
water equations with efficiency enhancements exploiting parallelisation on Graphical …

[PDF][PDF] SERGHEI (-SWE) v1. 0: a performance portable HPC shallow water solver for hydrology and environmental hydraulics

D Caviedes-Voullième… - Geoscientific Model …, 2023 - scholar.archive.org
The Simulation Environment for Geomorphology, Hydrodynamics and Ecohydrology in
Integrated form (SERGHEI) is a multi-dimensional, multi-domain and multi-physics model …

(Multi) wavelets increase both accuracy and efficiency of standard Godunov-type hydrodynamic models: Robust 2D approaches

G Kesserwani, MK Sharifian - Advances in Water Resources, 2020 - Elsevier
Multiwavelets (MW) enable the compression, analysis and assembly of model data on a
multiresolution grid within Godunov-type solvers based on second-order discontinuous …

GPU‐accelerated urban flood modeling using a nonuniform structured grid and a super grid scale river channel

Y Rong, P Bates, J Neal - Water Resources Research, 2024 - Wiley Online Library
New remote sensing technologies, and the meter‐scale geospatial data they create, now
allow for detailed urban landscape characterization, thereby advancing grid‐based …

Surface reconstruction schemes for shallow water equations with a nonconservative product source term

J Dong - Journal of Computational Physics, 2023 - Elsevier
We aim to introduce surface reconstruction (SR) schemes for shallow water equations with a
nonconservative product source term. The SR scheme is used to define the intermediate …