Using the ESMF regridding tools: Difference between revisions

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Created page with "== Using ESMF regridding through the Netcdf Operators (NCO) utility == == Using ESMF regridding online =="
 
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== Using ESMF regridding through the Netcdf Operators (NCO) utility ==
== Using ESMF regridding through the Netcdf Operators (NCO) utility ==
The NCO software package has a function ncremap that can be linked to ESMF_RegridWeightGen, a binary distributed with the ESMF library. This utility can generate interpolation weights. The ncremap function determines the grid type from the input, makes the appropriate call to ESMF_RegridWeightGen, and performs the regridding with the computed weights.
Currently to support the cubed-sphere (cs) used by GEOS-5 the cs-grid must be described by scrip file descriptor. The tools to compute these files can be obtained from the SI team. Another repercussion of this is that data on the cs-grid have the horizontal dimensions collapsed to one dimension.


== Using ESMF regridding online ==
== Using ESMF regridding online ==

Revision as of 14:08, 19 July 2016

Using ESMF regridding through the Netcdf Operators (NCO) utility

The NCO software package has a function ncremap that can be linked to ESMF_RegridWeightGen, a binary distributed with the ESMF library. This utility can generate interpolation weights. The ncremap function determines the grid type from the input, makes the appropriate call to ESMF_RegridWeightGen, and performs the regridding with the computed weights. Currently to support the cubed-sphere (cs) used by GEOS-5 the cs-grid must be described by scrip file descriptor. The tools to compute these files can be obtained from the SI team. Another repercussion of this is that data on the cs-grid have the horizontal dimensions collapsed to one dimension.

Using ESMF regridding online