[MITgcm-support] adjoint example

Patrick Heimbach heimbach at MIT.EDU
Tue Dec 2 12:11:12 EST 2003


For starters, switch off GM/Redi, i.e. in data.pkg set
useGMRedi=.FALSE.

The adjoint of this scheme is tricky,
but to get you started you should be fine without it.

-Patrick



BIN ZHAO wrote:
> Hi all,
>   I just begin working on the adjoint of the MITgcm.
>   As a first step, I tried the example in c51/verification/global_ocean.90x40x15.
>   I compiled and ran the adjoint model for a short period of time(7 days) with only ALLOW_COST_ATLANTIC_HEAT, and I got reasonal sensitivities. But when I ran it for 1 year, the sensitivity values just went crazy(10^54?). Can anyone tell me what is wrong here?
> Thanks,
> Bin Zhao
> 
> 
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> MITgcm-support at mitgcm.org
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