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heimbach |
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# Example: Subtropical North Atlantic and Labrador Sea Areas |
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# ========================================================== |
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# - forward/adjoint run |
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# - optimization cost function |
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# - The input data is real*8 |
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>>>>>>>>>>>>>>>>>>>> DO THESE THINGS FIRST <<<<<<<<<<<<<<<<<<<< |
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mkdir verification/natl_box_adjoint/exe |
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cd verification/natl_box_adjoint/exe |
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ln -s ../build/mitgcmuv_ad . |
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ln -s ../build/mitgcmuv_ftl . |
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>>>>>>>>>>>>>>>>>>>> DO THESE THINGS FIRST <<<<<<<<<<<<<<<<<<<< |
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#################### |
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# Experiment no. 1 # |
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#################### |
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# Use air-sea fluxes as controls (standard case): |
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# perform gradient checks for first four elements of the |
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# heat flux part of the control vector (grdchkvarindex = 3). |
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# - with GMREDI, KPP, and shortwave heating |
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# - 4 timesteps |
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# Compile code in build/: |
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cd ../build |
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../../../tools/genmake2 -mods=../code |
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make depend |
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make adall |
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# To run: |
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cd ../exe |
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cp ../input/* . |
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./mitgcmuv_ad >&! output.txt |
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# To verify the results of the gradient check, type: |
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grep grad-res output.txt |
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# A reference output is in: |
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grep grad-res ../results/output.txt_adm |
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#################### |
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# Experiment no. 2 # |
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#################### |
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# Use bulk formulae and atmospheric state controls |
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# (only differences to experiment 1 are in |
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# ECCO_CPPOPTIONS.h and in data.grdchk): |
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# perform gradient checks for first four elements of the |
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# air temperture part of the control vector (grdchkvarindex = 7). |
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# Compile code in build/: |
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cd ../build |
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rm -f *.o *.f *.p rii_files *.flow |
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rm -f *.F *.h *.c Makefile* *.template genmake_* |
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../../../tools/genmake2 -mods=../code_bulk |
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make depend |
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make adall |
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# To run: |
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cd ../exe |
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cp ../input_bulk/* . |
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cp ../input/PH_*.data . |
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./mitgcmuv_ad >&! output.txt |
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# To verify the results of the gradient check, type: |
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grep grad-res output.txt |
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# A reference output is in: |
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grep grad-res ../results_bulk/output.txt_adm |
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#################### |
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# Experiment no. 4 # |
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#################### |
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# Same as exp. 2, but with ALLOW_SEAICE defined and useseaice = .true. |
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# Compile code in build/: |
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cd ../build |
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rm -f *.o *.f *.p rii_files *.flow |
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rm -f *.F *.h *.c Makefile* *.template genmake_* |
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../../../tools/genmake2 -mods=../code_seaice |
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cp ../code_seaice/SEAICE_OPTIONS.h.FLUXES SEAICE_OPTIONS.h |
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make depend |
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make adall |
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# To run: |
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cd ../exe |
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cp ../input_bulk/* . |
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cp ../input_seaice/data.seaice.cgrid data.seaice |
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cp ../input_seaice/data.pkg . |
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cp ../input/PH_*.data . |
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./mitgcmuv_ad >&! output.txt |
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# To verify the results of the gradient check, type: |
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grep grad-res output.txt |
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# A reference output is in: |
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grep grad-res ../results_seaice/output_exp4.txt_adm |
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#################### |
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# Experiment no. 5 # |
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#################### |
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# Same as exp. 4, but using sea-ice bulk formulae. |
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# This experiment tests pkg/seaice bulk formulae over open water. |
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# No sea-ice is formed anywhere in the domain. |
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# Compile code in build/: |
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cd ../build |
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rm -f *.o *.f *.p rii_files *.flow |
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rm -f *.F *.h *.c Makefile* *.template genmake_* |
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../../../tools/genmake2 -mods=../code_seaice |
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make depend |
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make adall |
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# To run: |
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cd ../exe |
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cp ../input_bulk/* . |
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cp ../input_seaice/data.seaice.cgrid data.seaice |
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cp ../input_seaice/data.pkg . |
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cp ../input/PH_*.data . |
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./mitgcmuv_ad >&! output.txt |
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# To verify the results of the gradient check, type: |
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grep grad-res output.txt |
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# A reference output is in: |
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grep grad-res ../results_seaice/output_exp5.txt_adm |
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#################### |
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# Experiment no. 6 # |
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#################### |
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# Same as experiment 5, but in the Labrador Sea rather than in |
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# the North Atlantic subduction region. The cost function is |
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# total ice volume over the 4-hour test period. |
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# |
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# The cost function data files are not used. They contain: |
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# labsea_TP_fields : filled with -9999 |
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# labsea_TP_mean : hour 100 ssh (cm) of lab_sea experiment |
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# labsea_ERS_fields : filled with -9999 |
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# labsea_SST_fields : 14 * Levitus annual mean SST |
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# labsea_Lev.ptmp : 14 * Levitus annual mean temperature |
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# labsea_Lev.salt : 14 * Levitus annual mean salinity |
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# labsea_ssh.err : filled with -9999 |
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# labsea_geoid.err : constant 0.2 with -9999 landmask |
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# labsea_totflux.err : 100 with -9999 landmask |
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# labsea_pme.err : 4e-8 with -9999 landmask |
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# labsea_ustress.err : 3 with -9999 landmask |
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# labsea_vstress.err : 3 with -9999 landmask |
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# To run: |
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cd ../exe |
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cp ../input_seaice/* . |
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cp ../input_bulk/data.grdchk . |
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./mitgcmuv_ad >&! output.txt |
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# To verify the results of the gradient check, type: |
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grep grad-res output.txt |
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# A reference output is in: |
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grep grad-res ../results_seaice/output_exp6.txt_adm |
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#################### |
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# Experiment no. 7 # |
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#################### |
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# Same as experiment 6, but finite difference gradient check for |
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# air temperature is computed and compared for the complete domain. |
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# |
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# Notes: |
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# variables xx_* contain control vector perturbation |
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# variables adxx_* contain cost function gradient relative to control |
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# To run: |
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cd ../exe |
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cp ../input_seaice/* . |
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./mitgcmuv_ad >&! output.txt |
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# To verify the results of the gradient check, type: |
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grep grad-res output.txt > grad-res.txt |
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# A reference output is in: |
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grep grad-res ../results_seaice/output_exp6.txt_adm |
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# plot with matlab: |
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cd ../results_seaice |
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matlab |
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lookat_exp8 |
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#################### |
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# Experiment no. 8 # |
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#################### |
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>>>>>>>>>> PH: THIS ONE NOT YET UPDATED <<<<<<<<<< |
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# Same as experiment 7, but starting from a checkpoint file. |
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# To run: |
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cd ../../../exe |
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cp ../verification/natl_box_adjoint/input_seaice/* . |
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cp data.001 data |
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./mitgcmuv >&! output.txt |
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# To verify the results of the gradient check, type: |
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grep "ph-grd 3" output.txt > ph-grd.txt |
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cd ../verification/natl_box_adjoint/results_seaice |
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matlab |
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lookat_exp8 |
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#################### |
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# Experiment no. 9 # |
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#################### |
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>>>>>>>>>> PH: THIS ONE NOT YET UPDATED <<<<<<<<<< |
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# Same as experiment 8, but starting from time step 180. |
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# This includes a location (12,8) which experiences a phase |
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# transition from no-ice to sea-ice, and which therefore has |
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# a very large and inaccurate gradient. |
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# To run: |
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cd ../../../exe |
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cp ../verification/natl_box_adjoint/input_seaice/* . |
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cp data.180 data |
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./mitgcmuv >&! output.txt |
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# To verify the results of the gradient check, type: |
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grep "ph-grd 3" output.txt > ph-grd.txt |
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cd ../verification/natl_box_adjoint/results_seaice |
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matlab |
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lookat_exp8 |
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##################### |
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# Experiment no. 10 # |
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##################### |
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# Set up a 100-day sensitivity experiment. |
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# Things start falling apart, see below. |
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# Longer integrations periods cause NANs in adjoint gradient. |
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# Note: cost_ssh is hardwired for 1-day ssh records |
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# "topexperiod" in data.cost is never used. |
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# Compile code in build/: |
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cd ../build |
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rm -f *.o *.f *.p rii_files *.flow |
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rm -f *.F *.h *.c Makefile* *.template genmake_* |
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../../../tools/genmake2 -mods=../code_seaice |
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make depend |
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make adall |
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make ftlall |
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# To run: |
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# PH: I modified data to run 24 timesteps only |
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cd ../exe |
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cp ../input_seaice/* . |
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cp data.24 data |
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cp ../input_bulk/data.grdchk . |
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# run the ADM |
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./mitgcmuv_ad >&! output.txt_adm |
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# run the TLM |
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./mitgcmuv_ftl >&! output.txt_tlm |
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# For 100 days, adjoint gradient is NAN |
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# Following table compares finite difference gradient for various choices |
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# of grdchk_eps. |
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1.d-12 -.177327175E+20 0.140230277E+20 -.254542273E+20 0.138603531E+19 |
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1.d-8 0.174714613E+16 -.527867903E+15 0.403581037E+15 0.377322748E+12 |
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1.d-4 0.999954825E+11 0.156018218E+12 -.474931072E+11 -.357260091E+11 |
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1.d-2 0.634576350E+09 -.185440863E+10 -.599212833E+09 -.334417056E+10 |
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# Following table compares adjoint and finite difference gradient for |
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# various choices of nTimeSteps |
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# with nTimeSteps=4 |
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adj grad 0.103151639E+00 0.308058453E+00 -.732758366E+04 -.161844794E+06 |
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1.d-4 0.305175781E+00 0.305175781E+00 -.732757568E+04 -.161844788E+06 |
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# with nTimeSteps=24 |
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adj grad 0.137444822E+04 0.365984818E+04 0.256198267E+05 -.204077640E+06 |
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1.d-4 0.137313843E+04 0.365982056E+04 0.256221008E+05 -.204077454E+06 |
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# with nTimeSteps=240 |
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adj grad 0.443328852E+39 -.133652133E+38 -.905448973E+38 -.598093614E+40 |
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1.d-4 -.209616183E+10 0.257127391E+10 -.917457365E+10 0.104622205E+10 |
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# with nTimeSteps=480 |
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adj grad -.217869560E+39 0.656820132E+37 0.444973903E+38 0.293927165E+40 |
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1.d-4 -.848343350E+09 0.186724144E+10 -.768266406E+10 0.188919420E+10 |
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# with nTimeSteps=960 |
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adj grad -.125255788E+49 0.377613667E+47 0.255820763E+48 0.168982206E+50 |
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1.d-4 0.683065531E+10 -.241320782E+11 -.359080729E+11 0.222805821E+11 |
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# with nTimeSteps=1920 |
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adj grad 0.993422132E+94 -.299490969E+93 -.202895220E+94 -.134022280E+96 |
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1.d-4 0.677603652E+12 0.115923780E+12 -.383606246E+12 -.393716060E+12 |
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# with nTimeSteps=2400 |
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adj grad 0.204800998+114 -.617421814+112 -.418282846+113 -.276296408+115 |
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1.d-4 0.796041873E+12 0.280172355E+12 -.429971310E+12 -.655627972E+12 |
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# with nTimeSteps=3600 |
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adj grad 0.123800977+143 -.373227788+141 -.252849475+142 -.167019524+144 |
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1.d-4 0.154270431E+12 0.246315840E+12 0.392679620E+12 0.816557457E+11 |
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# With cost_ice_flag = 2 |
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# adj grad 0.500216760+194 -.353450868+194 -.799381224+195 -.173412383+194 |
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# 1.d-04 -.327859949E+08 -.300222927E+10 0.252204364E+09 -.658448165E+10 |
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# 1.d-03 -.572185323E+08 0.614938314E+08 -.850914638E+09 0.248982808E+08 |
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# 1.d-02 -.624721639E+07 -.147537212E+08 -.114497432E+09 -.358163526E+08 |
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# 1.d-01 0.603974309E+07 -.684786020E+07 -.149337451E+09 -.601790080E+07 |
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# 1.d-00 -.497381448E+06 -.404972657E+05 -.142684281E+09 -.501277195E+08 |
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# 100 day experiment with cost_ice_flag = 3, but in North Atlantic |
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# domain, i.e., with no sea-ice is OK |
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adj grad 0.234593317E+17 0.166950683E+17 0.238665515E+17 0.249850733E+17 |
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1.d-4 0.234313954E+17 0.166674930E+17 0.238322031E+17 0.249217155E+17 |
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# with same order of magnitude results as those from pkg/exf bulk formulae |
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adj grad 0.279968788E+17 0.226979382E+17 0.269224396E+17 0.323359773E+17 |
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1.d-4 0.279944626E+17 0.226935335E+17 0.269274317E+17 0.323399293E+17 |
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# 10 day experiment with cost_ice_flag = 3 is OK |
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adj grad 0.353941629E+17 0.955451129E+16 -.265793314E+17 0.232229067E+16 |
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1.d-4 0.353943893E+17 0.955563114E+16 -.265195776E+17 0.232137949E+16 |
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1-fd/adj -.639540199E-05 -.117207086E-03 0.224813073E-02 0.392362727E-03 |
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# 100 day experiment with cost_ice_flag = 3 fails |
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adj grad 0.134326162+285 0.434825818+285 0.353667347+285 -.121707013+286 |
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1.d-4 -.248910431E+20 -.581887317E+20 0.530805948E+18 0.554441614E+20 |
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# 100 day experiment with cost_ice_flag = 4 fails |
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adj grad 0.942881479+279 0.305219181+280 0.248251262+280 -.854303341+280 |
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1.d-4 0.550158678E+19 -.107685572E+20 -.139042495E+20 0.445855968E+20 |
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# 100 day experiment with cost_ice_flag = 5 fails |
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adj grad 0.149606733+285 0.484290396+285 0.393899563+285 -.135552065+286 |
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1.d-4 -.300535490E+20 -.689378119E+20 0.300954675E+19 0.767231924E+20 |
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# With cost_ice_flag = 6, i.e., a quadratic cost function |
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# 1.d-04 -.525101466E+01 -.328685504E+03 0.267928050E+02 -.563072857E+03 |
| 319 |
|
|
# 1.d-03 -.313705632E+01 0.463320361E+01 -.458088751E+02 0.571140277E+00 |
| 320 |
|
|
# 1.d-02 -.232806373E+00 -.104311448E+01 0.173597838E+02 -.394705606E+01 |
| 321 |
|
|
# 1.d-01 0.515424287E+00 -.578962143E+00 0.108556846E+02 -.563596055E+00 |
| 322 |
|
|
# 1.d-00 -.480177391E-01 -.327366136E-02 0.107190195E+02 -.498391127E+01 |
| 323 |
|
|
# adj grad NAN NAN NAN NAN |
| 324 |
|
|
|
| 325 |
|
|
# 100 day experiments with all albedos set to a constant 0.4, with |
| 326 |
|
|
# IMAX_TICE=50, and with HSNOW=0 also fail with NANs |
| 327 |
|
|
|
| 328 |
|
|
# 100-day with undef ALLOW_GMREDI |
| 329 |
|
|
adj grad 0.846385475+258 0.198955589+259 0.729012228+259 0.320320183+256 |
| 330 |
|
|
1.d-4 -.577220699E+12 -.987464011E+12 -.342421713E+12 -.553564700E+12 |
| 331 |
|
|
|
| 332 |
|
|
# Adjoint gradient is OK for 100 days is KPP and GM |
| 333 |
|
|
# are undefined in CPP_OPTIONS file: |
| 334 |
|
|
adj grad 0.717330426E+06 0.106802371E+07 0.443223909E+06 -.581863641E+08 |
| 335 |
|
|
1.d-4 0.717581787E+06 0.106213684E+07 0.441527100E+06 -.581863293E+08 |
| 336 |
|
|
# Above experiment fails with NANs when extended to 375 days |
| 337 |
|
|
# but it works OK is SEAICE_initialHEFF = 0.0 instead of 1.0 |
| 338 |
|
|
adj grad -.256772533E+05 -.782710992E+05 -.273621212E+05 -.133527839E+09 |
| 339 |
|
|
1.d-4 -.256640625E+05 -.779858398E+05 -.272338867E+05 -.133528066E+09 |
| 340 |
|
|
# 10-yr experiment with above parameters fails with NANs |
| 341 |
|
|
|
| 342 |
|
|
# 100-day with yneg=0 in growth.F |
| 343 |
|
|
adj grad -.246704815E+07 -.171229406E+09 -.113862028E+08 -.156706660E+08 |
| 344 |
|
|
1.d-4 -.246699463E+07 -.171229277E+09 -.113861792E+08 -.156706763E+08 |
| 345 |
|
|
# 375-day with yneg=0 in growth.F |
| 346 |
|
|
(in progress) |
| 347 |
|
|
|
| 348 |
|
|
|
| 349 |
|
|
##################### |
| 350 |
|
|
# Experiment no. 11 # |
| 351 |
|
|
##################### |
| 352 |
|
|
>>>>>>>>>> PH: THIS ONE NOT YET UPDATED <<<<<<<<<< |
| 353 |
|
|
# Same as experiment 8, but using 2-CPU MPI configuration. |
| 354 |
|
|
|
| 355 |
|
|
# Compile code in bin/: |
| 356 |
|
|
cd ../bin |
| 357 |
|
|
rm -rf *.o *.f *.p rii_files |
| 358 |
|
|
rm -rf *.F *.h *.c Makefile* |
| 359 |
|
|
cp ../verification/natl_box_adjoint/code_seaice/*.h . |
| 360 |
|
|
cp ../verification/natl_box_adjoint/code_seaice/.genmakerc . |
| 361 |
|
|
cp ../verification/natl_box_adjoint/code_seaice/SIZE.h.MPI SIZE.h |
| 362 |
|
|
cp ../verification/natl_box_adjoint/code_seaice/CPP_EEOPTIONS.h.MPI CPP_EEOPTIONS.h |
| 363 |
|
|
# Configure and compile the code: |
| 364 |
|
|
../tools/genmake -mpi -makefile |
| 365 |
|
|
# ==> on alhena use: |
| 366 |
|
|
# ../tools/genmake -platform=o2k -mpi -makefile |
| 367 |
|
|
make depend |
| 368 |
|
|
# Generate the adjoint code: |
| 369 |
|
|
cd ../adjoint |
| 370 |
|
|
cp ../verification/natl_box_adjoint/code_seaice/makefile . |
| 371 |
|
|
make adtaf |
| 372 |
|
|
make adchange |
| 373 |
|
|
rm -f makefile |
| 374 |
|
|
# Go back and compile the code: |
| 375 |
|
|
cd ../bin |
| 376 |
|
|
make |
| 377 |
|
|
# To run: |
| 378 |
|
|
cd ../exe |
| 379 |
|
|
cp ../verification/natl_box_adjoint/input_seaice/* . |
| 380 |
|
|
cp data.001 data |
| 381 |
|
|
cp ../verification/natl_box_adjoint/input_bulk/data.grdchk . |
| 382 |
|
|
mpirun -np 2 mitgcmuv |
| 383 |
|
|
# To verify the results of the gradient check, type: |
| 384 |
|
|
grep "ph-grd 3" STDOUT.0000 |
| 385 |
|
|
# To plot adjoint sensitivy fields |
| 386 |
|
|
cd ../verification/natl_box_adjoint/results_seaice |
| 387 |
|
|
matlab |
| 388 |
|
|
lookat_exp10 |
| 389 |
|
|
|
| 390 |
|
|
|
| 391 |
|
|
##################### |
| 392 |
|
|
# Experiment no. 12 # |
| 393 |
|
|
##################### |
| 394 |
|
|
# Same as experiment 6, but including LSR dynamic solver. |
| 395 |
|
|
|
| 396 |
|
|
# Compile code in build/: |
| 397 |
|
|
cd ../build |
| 398 |
|
|
rm -f *.o *.f *.p rii_files *.flow |
| 399 |
|
|
rm -f *.F *.h *.c Makefile* *.template genmake_* |
| 400 |
|
|
../../../tools/genmake2 -mods=../code_seaice |
| 401 |
|
|
cp ../code_seaice/SEAICE_OPTIONS.h.DYN SEAICE_OPTIONS.h |
| 402 |
|
|
make depend |
| 403 |
|
|
make adall |
| 404 |
|
|
make ftlall |
| 405 |
|
|
|
| 406 |
|
|
# To run: |
| 407 |
|
|
cd ../exe |
| 408 |
|
|
cp ../input_seaice/* . |
| 409 |
|
|
cp data.seaice.lsr data.seaice |
| 410 |
|
|
cp ../input_bulk/data.grdchk . |
| 411 |
|
|
# run the ADM |
| 412 |
|
|
./mitgcmuv_ad >&! output.txt_adm |
| 413 |
|
|
# run the TLM |
| 414 |
|
|
./mitgcmuv_tlm >&! output.txt_tlm |
| 415 |
|
|
|
| 416 |
|
|
# To verify the results of the gradient check, type: |
| 417 |
|
|
grep grad-res output.txt_adm |
| 418 |
|
|
# A reference output is in: |
| 419 |
|
|
grep grad-res ../results_seaice/output_exp12.txt_adm |
| 420 |
|
|
|
| 421 |
|
|
|
| 422 |
|
|
##################### |
| 423 |
|
|
# Experiment no. 13 # |
| 424 |
|
|
##################### |
| 425 |
|
|
# Same as experiment 12, but finite difference gradient check for |
| 426 |
|
|
# air temperature is computed and compared for the complete domain. |
| 427 |
|
|
|
| 428 |
|
|
# To run: |
| 429 |
|
|
cd ../exe |
| 430 |
|
|
cp ../input_seaice/* . |
| 431 |
|
|
cp data.seaice.lsr data.seaice |
| 432 |
|
|
./mitgcmuv_ad >&! output.txt_adm |
| 433 |
|
|
# To verify the results of the gradient check, type: |
| 434 |
|
|
grep grad-res output.txt_adm > grad-res.txt |
| 435 |
|
|
cd ../results_seaice |
| 436 |
|
|
matlab |
| 437 |
|
|
lookat_exp8 |
| 438 |
|
|
|
| 439 |
|
|
|
| 440 |
|
|
##################### |
| 441 |
|
|
# Experiment no. 14 # |
| 442 |
|
|
##################### |
| 443 |
|
|
>>>>>>>>>> PH: THIS ONE NOT YET UPDATED <<<<<<<<<< |
| 444 |
|
|
# Same as in 12 but for a 100-day sensitivity experiment. |
| 445 |
|
|
|
| 446 |
|
|
# Compile code in bin/: |
| 447 |
|
|
cd ../bin |
| 448 |
|
|
rm -rf *.o *.f *.p rii_files |
| 449 |
|
|
rm -rf *.F *.h *.c Makefile* |
| 450 |
|
|
cp ../verification/natl_box_adjoint/code_seaice/*.h . |
| 451 |
|
|
rm -f tamc.h |
| 452 |
|
|
cp ../verification/natl_box_adjoint/code_seaice/.genmakerc . |
| 453 |
|
|
cp ../verification/natl_box_adjoint/code_seaice/SEAICE_OPTIONS.h.MULTILEVEL SEAICE_OPTIONS.h |
| 454 |
|
|
# Configure and compile the code: |
| 455 |
|
|
../tools/genmake -makefile |
| 456 |
|
|
make depend |
| 457 |
|
|
# Generate the adjoint code: |
| 458 |
|
|
cd ../adjoint |
| 459 |
|
|
cp ../verification/natl_box_adjoint/code_seaice/makefile . |
| 460 |
|
|
make adtaf |
| 461 |
|
|
make adchange |
| 462 |
|
|
rm -f makefile |
| 463 |
|
|
# Go back and compile the code: |
| 464 |
|
|
cd ../bin |
| 465 |
|
|
make |
| 466 |
|
|
# To run: |
| 467 |
|
|
cd ../exe |
| 468 |
|
|
cp ../verification/natl_box_adjoint/input_seaice/* . |
| 469 |
|
|
cp data.100day data |
| 470 |
|
|
cp ../verification/natl_box_adjoint/input_bulk/data.grdchk . |
| 471 |
|
|
cp data.seaice.lsr data.seaice |
| 472 |
|
|
./mitgcmuv >&! output.txt |
| 473 |
|
|
# To verify the results of the gradient check, type: |
| 474 |
|
|
grep "ph-grd 3" output.txt |
| 475 |
|
|
|
| 476 |
|
|
# For 100-day experiment, with cost_ice_flag = 1, the adjoint gradient |
| 477 |
|
|
# blows up, as in Exp. 10 |
| 478 |
|
|
# 1.d-04 0.251994583E+11 -.899637862E+10 0.372048919E+10 -.344972301E+10 |
| 479 |
|
|
# adj grad -.160660304+210 -.378763253+210 -.239235971+211 -.386444881+209 |
| 480 |
|
|
|
| 481 |
|
|
# With cost_ice_flag = 2, i.e., mean sea-ice area |
| 482 |
|
|
# 1.d-04 -.152618243E+11 0.605974121E+06 -.155375485E+11 -.153368205E+11 |
| 483 |
|
|
# adj grad 0.000000000E+00 0.000000000E+00 -.124076923E+09 0.000000000E+00 |
| 484 |
|
|
|
| 485 |
|
|
# With cost_ice_flag = 6, i.e., a quadratic cost function |
| 486 |
|
|
# 1.d-12 -.106128607E+12 0.106330784E+12 -.106446555E+12 -.106237252E+12 |
| 487 |
|
|
# 1.d-08 0.106450924E+08 0.103670536E+05 0.349155947E+05 0.335081902E+05 |
| 488 |
|
|
# 1.d-04 -.106143365E+04 0.206965778E+00 -.105672737E+04 -.106326894E+04 |
| 489 |
|
|
# 1.d-02 -.120891636E-02 0.106325012E+02 0.841459268E+01 -.107119297E+02 |
| 490 |
|
|
# 1.d-01 -.102221209E-02 -.124805738E-02 0.821489714E+01 -.331974254E-02 |
| 491 |
|
|
# 1.d-00 0.113825328E-03 -.105881751E+00 0.104550010E+02 -.106209116E+00 |
| 492 |
|
|
# adj grad 0.000000000E+00 0.000000000E+00 0.887775373E+01 0.000000000E+00 |
| 493 |
|
|
|
| 494 |
|
|
|
| 495 |
|
|
##################### |
| 496 |
|
|
# Experiment no. 15 # |
| 497 |
|
|
##################### |
| 498 |
|
|
# Same as experiment 6, but with SEAICE_MULTILEVEL. |
| 499 |
|
|
|
| 500 |
|
|
# Compile code in build/: |
| 501 |
|
|
rm -f *.o *.f *.p rii_files *.flow |
| 502 |
|
|
rm -f *.F *.h *.c Makefile* *.template genmake_* |
| 503 |
|
|
../../../tools/genmake2 -mods=../code_seaice |
| 504 |
|
|
cp ../code_seaice/SEAICE_OPTIONS.h.MULTILEVEL SEAICE_OPTIONS.h |
| 505 |
|
|
make depend |
| 506 |
|
|
make adall |
| 507 |
|
|
|
| 508 |
|
|
# To run: |
| 509 |
|
|
cd ../exe |
| 510 |
|
|
cp ../input_seaice/* . |
| 511 |
|
|
cp ../input_bulk/data.grdchk . |
| 512 |
|
|
./mitgcmuv_ad >&! output.txt |
| 513 |
|
|
|
| 514 |
|
|
# To verify the results of the gradient check, type: |
| 515 |
|
|
grep grad-res output.txt |
| 516 |
|
|
# The reference output is in: |
| 517 |
|
|
grep grad-res ../results_seaice/output_exp15.txt_adm |
| 518 |
|
|
|
| 519 |
|
|
# This test suggests that SEAICE_MULTILEVEL decreases the accuracy of |
| 520 |
|
|
# the adjoint model, perhaps because the adjoint model is not handling |
| 521 |
|
|
# multiple recomputations in budget properly. |
| 522 |
|
|
|
| 523 |
|
|
|
| 524 |
|
|
##################### |
| 525 |
|
|
# Experiment no. 20 # |
| 526 |
|
|
##################### |
| 527 |
|
|
# Same as experiment 10, but using divided adjoint. |
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