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C $Header: /u/gcmpack/MITgcm/pkg/ecco/cost_gencost_sstv4.F,v 1.8 2012/10/02 01:40:03 gforget Exp $ |
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C $Name: $ |
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|
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#include "ECCO_OPTIONS.h" |
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|
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|
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subroutine cost_gencost_sstv4( |
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I myiter, |
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I mytime, |
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I mythid |
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& ) |
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|
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c ================================================================== |
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c SUBROUTINE cost_gencost_sstv4 |
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c ================================================================== |
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c |
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c o Evaluate cost function contributions of sea surface temperature. |
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c (Daily Pointwise and then Large Scale) |
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c |
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c started: Gael Forget, Oct-2009 |
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c |
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c ================================================================== |
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c SUBROUTINE cost_gencost_sstv4 |
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c ================================================================== |
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|
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implicit none |
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|
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c == global variables == |
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|
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#include "EEPARAMS.h" |
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#include "SIZE.h" |
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#include "PARAMS.h" |
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#include "GRID.h" |
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|
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#include "ecco_cost.h" |
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#include "CTRL_SIZE.h" |
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#include "ctrl.h" |
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#include "ctrl_dummy.h" |
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#include "optim.h" |
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#include "DYNVARS.h" |
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#include "cal.h" |
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#ifdef ALLOW_SMOOTH |
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#include "SMOOTH.h" |
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#endif |
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|
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c == routine arguments == |
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|
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integer myiter |
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_RL mytime |
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integer mythid |
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|
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#ifdef ALLOW_DAILYSST_COST_CONTRIBUTION |
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#ifdef ALLOW_SMOOTH |
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#ifdef ALLOW_GENCOST_CONTRIBUTION |
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c == local variables == |
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|
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integer bi,bj |
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integer i,j,k |
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integer itlo,ithi |
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integer jtlo,jthi |
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integer jmin,jmax |
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integer imin,imax |
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integer irec,jrec,krec |
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integer ilps |
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integer gwunit |
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|
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logical doglobalread |
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logical ladinit |
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|
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_RL anom_sst(1-olx:snx+olx,1-oly:sny+oly,nsx,nsy) |
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_RL obs_sst (1-olx:snx+olx,1-oly:sny+oly,nsx,nsy) |
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_RL nb_sst (1-olx:snx+olx,1-oly:sny+oly,nsx,nsy) |
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_RL msk_sst (1-olx:snx+olx,1-oly:sny+oly,nsx,nsy) |
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_RL tmp_sst (1-olx:snx+olx,1-oly:sny+oly,nsx,nsy) |
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_RL spval |
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|
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integer num_var |
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|
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_RL junk,junkweight |
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|
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integer ndaysave |
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_RL ndaysaveRL |
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|
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character*(80) fname |
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character*(80) fname2 |
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|
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#ifdef ALLOW_ECCO_DEBUG |
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character*(MAX_LEN_MBUF) msgBuf |
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INTEGER ioUnit |
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#endif |
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logical exst |
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|
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_RL daytime |
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_RL diffsecs |
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integer il, localrec |
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integer dayiter |
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integer daydate(4) |
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integer difftime(4) |
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integer tempDate_1 |
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integer middate(4) |
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integer locstartdate(4) |
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integer yday, ymod |
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integer md, dd, sd, ld, wd |
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integer mody, modm |
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|
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integer igen_amsre, igen_amsre_lsc |
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|
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c == external functions == |
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|
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integer ilnblnk |
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external ilnblnk |
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|
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c == end of interface == |
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|
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jtlo = mybylo(mythid) |
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jthi = mybyhi(mythid) |
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itlo = mybxlo(mythid) |
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ithi = mybxhi(mythid) |
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jmin = 1 |
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jmax = sny |
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imin = 1 |
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imax = snx |
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|
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#ifdef ALLOW_ECCO_DEBUG |
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ioUnit=standardMessageUnit |
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#endif |
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|
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call cal_FullDate(19920101,0,locstartdate,mythid) |
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|
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c-- detect the relevant gencost indices |
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igen_amsre=0 |
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igen_amsre_lsc=0 |
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do k=1,NGENCOST |
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if (gencost_name(k).EQ.'sstv4-amsre') igen_amsre=k |
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if (gencost_name(k).EQ.'sstv4-amsre-lsc') igen_amsre_lsc=k |
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enddo |
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|
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c-- First, read tiled data. |
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doglobalread = .false. |
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ladinit = .false. |
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|
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write(fname(1:80),'(80a)') ' ' |
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ilps=ilnblnk( sstbarfile ) |
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write(fname(1:80),'(2a,i10.10)') |
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& sstbarfile(1:ilps),'.',optimcycle |
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|
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spval = -9990. |
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|
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cgf ======================================================= |
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cgf PART 1: compute smooth SST cost term |
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cgf ======================================================= |
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|
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|
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ndaysave=7 |
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ndaysaveRL=ndaysave |
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|
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do irec = 1, ndaysrec-ndaysave+1, 7 |
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|
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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do j = jmin,jmax |
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do i = imin,imax |
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anom_sst(i,j,bi,bj) = 0. _d 0 |
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obs_sst(i,j,bi,bj) = 0. _d 0 |
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nb_sst(i,j,bi,bj) = 0. _d 0 |
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msk_sst(i,j,bi,bj) = 0. _d 0 |
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enddo |
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enddo |
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enddo |
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enddo |
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|
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c PART 1.1: compute running sample average over ndaysave |
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c ------------------------------------------------------ |
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|
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do jrec=1,ndaysave |
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|
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krec=irec+jrec-1 |
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|
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c get modeled sst: |
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call active_read_xy( fname, sstbar, krec, doglobalread, |
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& ladinit, optimcycle, mythid, |
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& xx_sstbar_mean_dummy ) |
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|
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c get observed sst: |
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daytime = FLOAT(secondsperday*(krec-1)) + modelstart |
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dayiter = hoursperday*(krec-1)+modeliter0 |
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call cal_getdate( dayiter, daytime, daydate, mythid ) |
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call cal_convdate( daydate,yday,md,dd,sd,ld,wd,mythid ) |
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ymod = locstartdate(1)/10000 |
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if ( ymod .GE. yday ) then |
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middate(1)=1 |
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call cal_FullDate(locstartdate(1),0,middate,mythid) |
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else |
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middate(1)=1 |
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tempDate_1 = yday*10000+100+1 |
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call cal_FullDate( tempDate_1, 0, middate, mythid) |
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endif |
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call cal_TimePassed( middate, daydate, difftime, mythid ) |
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call cal_ToSeconds( difftime, diffsecs, mythid ) |
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c localrec = floor(diffsecs/86400.) + 1 |
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localrec = int(diffsecs/86400.) + 1 |
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|
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il=ilnblnk(gencost_datafile(igen_amsre)) |
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write(fname2(1:80),'(2a,i4)') |
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& gencost_datafile(igen_amsre)(1:il), '_', yday |
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inquire( file=fname2, exist=exst ) |
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|
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#ifdef ALLOW_ECCO_DEBUG |
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WRITE(msgBuf,'(A,I4,A,I4,A,I10,A,1PE15.2)') 'sstv4 reading ', |
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& yday,' ',ymod,' ',localrec,' ',diffsecs |
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CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
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c |
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CALL CAL_PRINTDATE(middate,mythid) |
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CALL CAL_PRINTDATE(daydate,mythid) |
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CALL CAL_PRINTDATE(difftime,mythid) |
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#endif |
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|
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if ( ( localrec .GT. 0 ).AND.(diffsecs .GT. 0.d0) ) then |
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call mdsreadfield( fname2, cost_iprec, cost_yftype, 1, |
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& tmp_sst, localrec, mythid ) |
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else |
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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do j = jmin,jmax |
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do i = imin,imax |
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tmp_sst(i,j,bi,bj) = spval |
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enddo |
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enddo |
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enddo |
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enddo |
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endif |
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|
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c accumulate obs and misfit: |
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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do j = jmin,jmax |
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do i = imin,imax |
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if ( (tmp_sst(i,j,bi,bj).GT.spval).AND. |
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& (maskc(i,j,1,bi,bj).EQ.1.) ) then |
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anom_sst(i,j,bi,bj)= anom_sst(i,j,bi,bj)+ |
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& sstbar(i,j,bi,bj)-tmp_sst(i,j,bi,bj) |
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obs_sst(i,j,bi,bj)= obs_sst(i,j,bi,bj)+ |
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& tmp_sst(i,j,bi,bj) |
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nb_sst(i,j,bi,bj)=nb_sst(i,j,bi,bj)+1. _d 0 |
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endif |
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enddo |
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enddo |
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enddo |
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enddo |
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|
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enddo !do jrec=1,ndaysave |
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|
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c average obs and misfit: |
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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do j = jmin,jmax |
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do i = imin,imax |
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if ( nb_sst(i,j,bi,bj) .NE. 0. ) then |
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obs_sst(i,j,bi,bj) = |
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& obs_sst(i,j,bi,bj)/nb_sst(i,j,bi,bj) |
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anom_sst(i,j,bi,bj) = |
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& anom_sst(i,j,bi,bj)/nb_sst(i,j,bi,bj) |
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msk_sst(i,j,bi,bj) = 1. _d 0 |
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endif |
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enddo |
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enddo |
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enddo |
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enddo |
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|
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|
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c PART 1.2: smooth anom_sst in space |
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c ---------------------------------------- |
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|
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#ifdef ALLOW_GENCOST_SSTV4_OUTPUT |
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write(fname2(1:80),'(1a)') 'sstdiff_raw' |
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call mdswritefield(fname2,32,.false.,'RL', |
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& 1,anom_sst,irec,1,mythid) |
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|
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write(fname2(1:80),'(1a)') 'sstobs_raw' |
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call mdswritefield(fname2,32,.false.,'RL', |
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& 1,obs_sst,irec,1,mythid) |
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#endif |
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|
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call smooth_hetero2d(anom_sst,maskc, |
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& gencost_scalefile(igen_amsre_lsc), |
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& gencost_smooth2Ddiffnbt(igen_amsre_lsc),mythid) |
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|
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#ifdef ALLOW_GENCOST_SSTV4_OUTPUT |
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call smooth_hetero2d(obs_sst,maskc, |
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& gencost_scalefile(igen_amsre_lsc), |
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& gencost_smooth2Ddiffnbt(igen_amsre_lsc),mythid) |
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|
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write(fname2(1:80),'(1a)') 'sstdiff_smooth' |
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call mdswritefield(fname2,32,.false.,'RL', |
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& 1,anom_sst,irec,1,mythid) |
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|
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write(fname2(1:80),'(1a)') 'sstobs_smooth' |
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call mdswritefield(fname2,32,.false.,'RL', |
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& 1,obs_sst,irec,1,mythid) |
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#endif |
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|
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c PART 1.3: compute cost function term |
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c ------------------------------------ |
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|
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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do j = jmin,jmax |
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do i = imin,imax |
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junk = anom_sst(i,j,bi,bj) |
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junkweight = gencost_weight(i,j,bi,bj,igen_amsre_lsc)* |
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& maskc(i,j,1,bi,bj) |
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objf_gencost(igen_amsre_lsc,bi,bj) = |
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& objf_gencost(igen_amsre_lsc,bi,bj) |
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& +junk*junk*junkweight/ndaysaveRL |
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if ( (junkweight.GT.0.).AND.(nb_sst(i,j,bi,bj).GT.0.) ) |
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& num_gencost(igen_amsre_lsc,bi,bj) = |
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& num_gencost(igen_amsre_lsc,bi,bj) + 1. _d 0 /ndaysaveRL |
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enddo |
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enddo |
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enddo |
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enddo |
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|
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enddo |
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|
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cgf ======================================================= |
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cgf PART 2: compute raw SST cost term |
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cgf ======================================================= |
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|
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do irec = 1, ndaysrec |
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|
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c get modeled sst: |
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call active_read_xy( fname, sstbar, irec, doglobalread, |
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& ladinit, optimcycle, mythid, |
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& xx_sstbar_mean_dummy ) |
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|
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c get observed sst: |
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daytime = FLOAT(secondsperday*(irec-1)) + modelstart |
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dayiter = hoursperday*(irec-1)+modeliter0 |
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call cal_getdate( dayiter, daytime, daydate, mythid ) |
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call cal_convdate( daydate,yday,md,dd,sd,ld,wd,mythid ) |
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ymod = locstartdate(1)/10000 |
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if ( ymod .GE. yday ) then |
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middate(1)=1 |
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call cal_FullDate(locstartdate(1),0,middate,mythid) |
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else |
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middate(1)=1 |
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tempDate_1 = yday*10000+100+1 |
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call cal_FullDate( tempDate_1, 0, middate, mythid) |
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endif |
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call cal_TimePassed( middate, daydate, difftime, mythid ) |
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call cal_ToSeconds( difftime, diffsecs, mythid ) |
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c localrec = floor(diffsecs/86400.) + 1 |
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localrec = int(diffsecs/86400.) + 1 |
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|
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il=ilnblnk(gencost_datafile(igen_amsre)) |
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write(fname2(1:80),'(2a,i4)') |
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& gencost_datafile(igen_amsre)(1:il), '_', yday |
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inquire( file=fname2, exist=exst ) |
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|
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#ifdef ALLOW_ECCO_DEBUG |
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WRITE(msgBuf,'(A,I4,A,I4,A,I10,A,1PE15.2)') 'sstv4 reading ', |
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& yday,' ',ymod,' ',localrec,' ',diffsecs |
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CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
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c |
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CALL CAL_PRINTDATE(middate,mythid) |
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CALL CAL_PRINTDATE(daydate,mythid) |
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CALL CAL_PRINTDATE(difftime,mythid) |
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#endif |
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|
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if ( ( localrec .GT. 0 ).AND.(diffsecs .GT. 0.d0) ) then |
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call mdsreadfield( fname2, cost_iprec, cost_yftype, 1, |
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& tmp_sst, localrec, mythid ) |
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else |
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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do j = jmin,jmax |
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do i = imin,imax |
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tmp_sst(i,j,bi,bj) = spval |
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enddo |
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enddo |
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enddo |
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enddo |
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endif |
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|
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c compute misfit: |
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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do j = jmin,jmax |
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do i = imin,imax |
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if ( (tmp_sst(i,j,bi,bj).GT.spval).AND. |
| 391 |
& (maskc(i,j,1,bi,bj).EQ.1.) ) then |
| 392 |
anom_sst(i,j,bi,bj) = |
| 393 |
& sstbar(i,j,bi,bj)-tmp_sst(i,j,bi,bj) |
| 394 |
msk_sst(i,j,bi,bj) = 1. _d 0 |
| 395 |
else |
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anom_sst(i,j,bi,bj) = 0. _d 0 |
| 397 |
msk_sst(i,j,bi,bj) = 0. _d 0 |
| 398 |
endif |
| 399 |
enddo |
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enddo |
| 401 |
enddo |
| 402 |
enddo |
| 403 |
|
| 404 |
#ifdef ALLOW_GENCOST_SSTV4_OUTPUT |
| 405 |
write(fname2(1:80),'(1a)') 'sstdiff_point' |
| 406 |
call mdswritefield(fname2,32,.false.,'RL', |
| 407 |
& 1,anom_sst,irec,1,mythid) |
| 408 |
#endif |
| 409 |
|
| 410 |
c compute cost: |
| 411 |
|
| 412 |
do bj = jtlo,jthi |
| 413 |
do bi = itlo,ithi |
| 414 |
do j = jmin,jmax |
| 415 |
do i = imin,imax |
| 416 |
junk = anom_sst(i,j,bi,bj) |
| 417 |
junkweight = gencost_weight(i,j,bi,bj,igen_amsre)* |
| 418 |
& maskc(i,j,1,bi,bj)*msk_sst(i,j,bi,bj) |
| 419 |
objf_gencost(igen_amsre,bi,bj) = |
| 420 |
& objf_gencost(igen_amsre,bi,bj)+junk*junk*junkweight |
| 421 |
if (junkweight.GT.0.) |
| 422 |
& num_gencost(igen_amsre,bi,bj) = |
| 423 |
& num_gencost(igen_amsre,bi,bj) + 1. _d 0 |
| 424 |
enddo |
| 425 |
enddo |
| 426 |
enddo |
| 427 |
enddo |
| 428 |
|
| 429 |
enddo |
| 430 |
|
| 431 |
#endif /* ifdef ALLOW_GENCOST_CONTRIBUTION */ |
| 432 |
#endif /* ifdef ALLOW_SMOOTH */ |
| 433 |
#endif /* ifdef ALLOW_DAILYSST_COST_CONTRIBUTION */ |
| 434 |
|
| 435 |
end |
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