Strategies for conservative and non-conservative monotone remapping on the sphere

<p>Monotonicity is an important property of remapping operators for coupled weather and climate models. However, it is often challenging to design highly accurate operators that avoid the generation of new extrema or keep a remapped field between physically prescribed bounds. To that end, thi...

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Main Authors: D. H. Marsico, P. A. Ullrich
Format: Article
Language:English
Published: Copernicus Publications 2023-03-01
Series:Geoscientific Model Development
Online Access:https://gmd.copernicus.org/articles/16/1537/2023/gmd-16-1537-2023.pdf
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author D. H. Marsico
P. A. Ullrich
author_facet D. H. Marsico
P. A. Ullrich
author_sort D. H. Marsico
collection DOAJ
description <p>Monotonicity is an important property of remapping operators for coupled weather and climate models. However, it is often challenging to design highly accurate operators that avoid the generation of new extrema or keep a remapped field between physically prescribed bounds. To that end, this paper explores several traditional and novel approaches for both conservative and non-conservative monotone remapping on the sphere. The accuracy and effectiveness of these algorithms are evaluated in the context of several different real and idealized fields and meshes.</p>
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spelling doaj.art-fcae78dd77a34e90910f6d540f9199942023-03-16T09:50:08ZengCopernicus PublicationsGeoscientific Model Development1991-959X1991-96032023-03-01161537155110.5194/gmd-16-1537-2023Strategies for conservative and non-conservative monotone remapping on the sphereD. H. Marsico0P. A. Ullrich1Department of Mathematics, University of California-Davis, Davis, CA 95616, USADepartment of Land, Air and Water Resources, University of California-Davis, Davis, CA 95616, USA<p>Monotonicity is an important property of remapping operators for coupled weather and climate models. However, it is often challenging to design highly accurate operators that avoid the generation of new extrema or keep a remapped field between physically prescribed bounds. To that end, this paper explores several traditional and novel approaches for both conservative and non-conservative monotone remapping on the sphere. The accuracy and effectiveness of these algorithms are evaluated in the context of several different real and idealized fields and meshes.</p>https://gmd.copernicus.org/articles/16/1537/2023/gmd-16-1537-2023.pdf
spellingShingle D. H. Marsico
P. A. Ullrich
Strategies for conservative and non-conservative monotone remapping on the sphere
Geoscientific Model Development
title Strategies for conservative and non-conservative monotone remapping on the sphere
title_full Strategies for conservative and non-conservative monotone remapping on the sphere
title_fullStr Strategies for conservative and non-conservative monotone remapping on the sphere
title_full_unstemmed Strategies for conservative and non-conservative monotone remapping on the sphere
title_short Strategies for conservative and non-conservative monotone remapping on the sphere
title_sort strategies for conservative and non conservative monotone remapping on the sphere
url https://gmd.copernicus.org/articles/16/1537/2023/gmd-16-1537-2023.pdf
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AT paullrich strategiesforconservativeandnonconservativemonotoneremappingonthesphere