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C $Header: /u/gcmpack/MITgcm/pkg/ecco/cost_bp.F,v 1.7 2012/09/04 15:04:51 gforget Exp $ |
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C $Name: checkpoint64x $ |
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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_bp( |
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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_bp |
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c ================================================================== |
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c |
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c o Evaluate cost function contribution of bottom pressure anoamlies |
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c => GRACE data |
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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_bp |
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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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#ifdef ALLOW_PROFILES |
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#include "profiles.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_BP_COST_CONTRIBUTION |
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|
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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 |
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integer itlo,ithi |
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integer jtlo,jthi |
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integer irec |
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integer ilps |
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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 bpdifmean ( 1-olx:snx+olx, 1-oly:sny+oly, nsx, nsy ) |
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_RL bpdifanom ( 1-olx:snx+olx, 1-oly:sny+oly, nsx, nsy ) |
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_RL bpdatmean ( 1-olx:snx+olx, 1-oly:sny+oly, nsx, nsy ) |
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_RL bpdatanom ( 1-olx:snx+olx, 1-oly:sny+oly, nsx, nsy ) |
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_RL bpcount ( 1-olx:snx+olx, 1-oly:sny+oly, nsx, nsy ) |
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_RL junk,junkweight |
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|
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character*(80) fname |
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character*(80) fname4test |
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character*(MAX_LEN_MBUF) msgbuf |
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_RL fac |
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|
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_RL offset |
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_RL offset_sum |
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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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|
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c-- Initialise local variables. |
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cgf convert phibot from m2/s2 to cm |
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fac = 1. _d 2 / 9.81 _d 0 |
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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 = 1,sny |
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do i = 1,snx |
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bpdifmean(i,j,bi,bj) = 0. _d 0 |
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bpdifanom(i,j,bi,bj) = 0. _d 0 |
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bpdatmean(i,j,bi,bj) = 0. _d 0 |
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bpdatanom(i,j,bi,bj) = 0. _d 0 |
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bpcount(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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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( bpbarfile ) |
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write(fname(1:80),'(2a,i10.10)') |
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& bpbarfile(1:ilps),'.',optimcycle |
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|
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c-- ============ |
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c-- Mean values. |
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c-- ============ |
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|
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do irec = 1, nmonsrec |
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|
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c-- Compute the mean over all bpdat records. |
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call active_read_xy( fname, bpbar, irec, doglobalread, |
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& ladinit, optimcycle, mythid, |
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& xx_bpbar_mean_dummy ) |
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|
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call cost_bp_read( irec, mythid ) |
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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 = 1,sny |
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do i = 1,snx |
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if ( (bpmask(i,j,bi,bj).NE. 0. _d 0).AND. |
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& (maskc(i,j,1,bi,bj).NE. 0. _d 0) ) then |
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bpdifmean(i,j,bi,bj) = bpdifmean(i,j,bi,bj) + |
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& ( fac*bpbar(i,j,bi,bj) - bpdat(i,j,bi,bj) ) |
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bpdatmean(i,j,bi,bj) = bpdatmean(i,j,bi,bj) + |
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& bpdat(i,j,bi,bj) |
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bpcount(i,j,bi,bj) = bpcount(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 |
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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 = 1,sny |
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do i = 1,snx |
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if (bpcount(i,j,bi,bj).GT. 0. _d 0) then |
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bpdifmean(i,j,bi,bj) = |
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& bpdifmean(i,j,bi,bj)/bpcount(i,j,bi,bj) |
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bpdatmean(i,j,bi,bj) = |
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& bpdatmean(i,j,bi,bj)/bpcount(i,j,bi,bj) |
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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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c-- ========== |
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c-- Anomalies. |
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c-- ========== |
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|
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c-- Loop over records for the second time. |
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do irec = 1, nmonsrec |
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|
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call active_read_xy( fname, bpbar, irec, doglobalread, |
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& ladinit, optimcycle, mythid, |
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& xx_bpbar_mean_dummy ) |
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|
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call cost_bp_read( irec, mythid ) |
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|
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c-- Compute field of anomalies |
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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do j = 1,sny |
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do i = 1,snx |
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if ( (bpmask(i,j,bi,bj).NE. 0. _d 0).AND. |
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& (maskc(i,j,1,bi,bj).NE. 0. _d 0) ) then |
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bpdifanom(i,j,bi,bj) = |
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& ( fac*bpbar(i,j,bi,bj) - bpdat(i,j,bi,bj) ) |
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& - bpdifmean(i,j,bi,bj) |
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bpdatanom(i,j,bi,bj) = |
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& bpdat(i,j,bi,bj) - bpdatmean(i,j,bi,bj) |
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else |
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bpdifanom(i,j,bi,bj) = 0. _d 0 |
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bpdatanom(i,j,bi,bj) = 0. _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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c-- Remove global mean value |
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offset = 0. _d 0 |
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offset_sum = 0. _d 0 |
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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 = 1,sny |
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do i = 1,snx |
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if ( (bpmask(i,j,bi,bj).NE. 0. _d 0).AND. |
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& (maskc(i,j,1,bi,bj).NE. 0. _d 0) ) then |
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offset = offset + RA(i,j,bi,bj)*bpdifanom(i,j,bi,bj) |
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offset_sum = offset_sum + RA(i,j,bi,bj) |
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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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_GLOBAL_SUM_RL( offset , mythid ) |
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_GLOBAL_SUM_RL( offset_sum , mythid ) |
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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 = 1,sny |
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do i = 1,snx |
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if ((offset_sum.GT. 0. _d 0).AND. |
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& (bpmask(i,j,bi,bj).NE. 0. _d 0).AND. |
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& (maskc(i,j,1,bi,bj).NE. 0. _d 0)) then |
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bpdifanom(i,j,bi,bj) = bpdifanom(i,j,bi,bj) |
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& - offset/offset_sum |
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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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c-- Smooth field of anomalies |
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#ifdef ALLOW_BP_COST_OUTPUT |
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write(fname4test(1:80),'(1a)') 'bpdifanom_raw' |
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call mdswritefield(fname4test,32,.false.,'RL', |
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& 1,bpdifanom,irec,1,mythid) |
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write(fname4test(1:80),'(1a)') 'bpdatanom_raw' |
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call mdswritefield(fname4test,32,.false.,'RL', |
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& 1,bpdatanom,irec,1,mythid) |
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#endif |
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|
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#ifdef ALLOW_SMOOTH |
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if ( useSMOOTH ) |
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chzh & call smooth_basic2D(bpdifanom,maskc,750000. _d 0,5000,mythid) |
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chzh & call smooth_basic2D(bpdifanom,maskc,300000. _d 0,3000,mythid) |
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chzh2 & call smooth_basic2D(bpdifanom,maskc,300000. _d 0,30000,mythid) |
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chzh3 & call smooth_basic2D(bpdifanom,maskc,300000. _d 0,9000,mythid) |
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& call smooth_basic2D(bpdifanom,maskc,300000. _d 0,5000,mythid) |
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#endif |
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|
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#ifdef ALLOW_BP_COST_OUTPUT |
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#ifdef ALLOW_SMOOTH |
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if ( useSMOOTH ) |
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chzh & call smooth_basic2D(bpdatanom,maskc,750000. _d 0,5000,mythid) |
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chzh & call smooth_basic2D(bpdatanom,maskc,300000. _d 0,3000,mythid) |
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chzh2 & call smooth_basic2D(bpdatanom,maskc,300000. _d 0,30000,mythid) |
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chzh3 & call smooth_basic2D(bpdatanom,maskc,300000. _d 0,9000,mythid) |
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& call smooth_basic2D(bpdatanom,maskc,300000. _d 0,5000,mythid) |
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#endif |
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|
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write(fname4test(1:80),'(1a)') 'bpdifanom_smooth' |
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call mdswritefield(fname4test,32,.false.,'RL', |
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& 1,bpdifanom,irec,1,mythid) |
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write(fname4test(1:80),'(1a)') 'bpdatanom_smooth' |
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call mdswritefield(fname4test,32,.false.,'RL', |
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& 1,bpdatanom,irec,1,mythid) |
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#endif |
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|
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c-- Compute cost function |
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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do j = 1,sny |
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do i = 1,snx |
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if ( (wbp(i,j,bi,bj).NE. 0. _d 0).AND. |
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& (bpmask(i,j,bi,bj).NE. 0. _d 0).AND. |
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& (maskc(i,j,1,bi,bj).NE. 0. _d 0) ) then |
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junk = bpdifanom(i,j,bi,bj) |
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objf_bp(bi,bj) = objf_bp(bi,bj) |
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& + junk*junk*wbp(i,j,bi,bj) |
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num_bp(bi,bj) = num_bp(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 |
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|
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#endif /* ifdef ALLOW_BP_COST_CONTRIBUTION */ |
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|
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end |
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