/[MITgcm]/MITgcm_contrib/mlosch/optim_m1qn3/optim_sub.F
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revision 1.4 by mlosch, Wed May 9 18:33:38 2012 UTC revision 1.8 by mlosch, Mon May 9 09:37:17 2016 UTC
# Line 1  Line 1 
1  C $Header$  C $Header$
2  C $Name$  C $Name$
3    
4  c     Include ECCO_CPPOPTIONS because the ecco_ctrl,cost files  C     ECCO_CPPOPTIONS used to affect maxcvars and defined ALLOW_OBCS?_CONTROL
5  c     have headers with options for OBCS masks.  C#include "ECCO_CPPOPTIONS.h"
6  #include "ECCO_CPPOPTIONS.h"  C     now:
7    C     CTRL_OPTIONS affects maxcvars and may define ALLOW_OBCS?_CONTROL
8    #include "CTRL_OPTIONS.h"
9    
10        subroutine optim_sub(        subroutine optim_sub(
11       I                 nn, ff       I                 nn, ff
# Line 35  c     == global variables == Line 37  c     == global variables ==
37  #include "EEPARAMS.h"  #include "EEPARAMS.h"
38  #include "SIZE.h"  #include "SIZE.h"
39    
40    #if (defined (ALLOW_GENARR2D_CONTROL) || defined (ALLOW_GENARR3D_CONTROL) || defined (ALLOW_GENTIM2D_CONTROL))
41    # include "CTRL_SIZE.h"
42    #endif
43  #include "ctrl.h"  #include "ctrl.h"
44  #include "optim.h"  #include "optim.h"
45  #include "m1qn3_common.h"  #include "m1qn3_common.h"
# Line 56  c     == local variables == Line 61  c     == local variables ==
61        _RL   xx(nmax)        _RL   xx(nmax)
62        _RL   adxx(nmax)        _RL   adxx(nmax)
63  #endif  #endif
64          _RL  xxmean
65    
66  CML      logical coldStart  CML      logical coldStart
67  c     formal parameters of m1qn3  c     formal parameters of m1qn3
# Line 155  c Line 161  c
161        print *, ' OPTIM_SUB   xx(1) = ', xx(1)        print *, ' OPTIM_SUB   xx(1) = ', xx(1)
162        print *, ' OPTIM_SUB adxx(1) = ', adxx(1)        print *, ' OPTIM_SUB adxx(1) = ', adxx(1)
163                
 c     compute expected decrease of cost function from objf and fmin;  
 c     this value is only used for a cold start of m1qn3_offline, for a  
 c     warm start df1 is overwritten with data from a restart file  
       df1=objf-fmin  
       if ( df1 .le. 0. ) then  
        print *, ' OPTIM_SUB: df1 = objf-fmin = ', df1, ' should be > 0.'  
        stop 'ABNORMAL in S/R OPTIM_SUB'  
       endif  
   
 c     global variable coldStart is set in s/r optim_readparms  
 c     the default is false, always set it to true for the 0th cycle  
       if ( optimcycle .eq. 0 ) coldStart=.true.  
164        if ( coldStart ) then        if ( coldStart ) then
165  c--   cold start  c--   cold start
166         print *, ' OPTIM_SUB: cold start, optimcycle =', optimcycle         print *, ' OPTIM_SUB: cold start, optimcycle =', optimcycle
# Line 175  c     this variable is the only one of t Line 169  c     this variable is the only one of t
169  c     that needs to be initialized here to make sure that we have a  c     that needs to be initialized here to make sure that we have a
170  c     clean start  c     clean start
171         reentry  = 0         reentry  = 0
172    c     compute expected decrease of cost function from objf and fmin;
173    c     this value is only used for a cold start of m1qn3_offline, for a
174    c     warm start df1 is overwritten with data from a restart file
175           df1=objf-fmin
176           if ( df1 .le. 0. ) then
177            print *, ' OPTIM_SUB: df1 = objf-fmin = ', df1,
178         &       ' but should be > 0.'
179            stop 'ABNORMAL in S/R OPTIM_SUB'
180           endif
181    
182  c     open output file for m1qn3  c     open output file for m1qn3
183         open(io,file=fname_m1qn3,status='unknown')         open(io,file=fname_m1qn3,status='unknown')
184        else        else
# Line 195  c     simul_rc,euclid,ctonbe,ctcabe are Line 199  c     simul_rc,euclid,ctonbe,ctcabe are
199  c     are provided within m1qn3. euclid, ctonbe, ctcabe can be replaced  c     are provided within m1qn3. euclid, ctonbe, ctcabe can be replaced
200  c     by something more efficient, simul_rc is a dummy routine for  c     by something more efficient, simul_rc is a dummy routine for
201  c     the reverse communication mode and should not be changed.  c     the reverse communication mode and should not be changed.
202        print *, ' OPTIM_SUB: call m1qn3_offline'        print *, ' OPTIM_SUB: call m1qn3_offline ........'
203        call m1qn3_offline (simul_rc,euclid,ctonbe,ctcabe,        call m1qn3_offline (simul_rc,euclid,ctonbe,ctcabe,
204       &     nn,xx,objf,adxx,dxmin,df1,       &     nn,xx,objf,adxx,dxmin,df1,
205       &     epsg,normtype,impres,io,imode,omode,niter,nsim,       &     epsg,normtype,impres,io,imode,omode,niter,nsim,
206       &     iz,dz,ndz,reverse,indic,izs,rzs,dzs)       &     iz,dz,ndz,reverse,indic,izs,rzs,dzs)
207        close(io)        close(io)
208          print *, ' OPTIM_SUB: ...........................'
209        print *, ' OPTIM_SUB: returned from m1qn3_offline'        print *, ' OPTIM_SUB: returned from m1qn3_offline'
210          print *, ' OPTIM_SUB:      nn = ', nn
211          print *, ' OPTIM_SUB:   xx(1) = ', xx(1), xx(2)
212          print *, ' OPTIM_SUB: adxx(1) = ', adxx(1), adxx(2)
213          print *, ' OPTIM_SUB: omode   = ', omode
214          print *, ' OPTIM_SUB: niter   = ', niter
215          print *, ' OPTIM_SUB: nsim    = ', nsim
216          print *, ' OPTIM_SUB: reverse = ', reverse
217    
218    c     compute min/max/mean/std of output vector see if it is within
219    c     reasonable bounds (prior to scaling)
220          xxmean = sum(xx)/dble(nn)
221          print *
222          print *,' OPTIM_SUB: mean(xx) =', xxmean
223          print *,' OPTIM_SUB:  max(xx) =', maxval(xx)
224          print *,' OPTIM_SUB:  min(xx) =', minval(xx)
225          print *,' OPTIM_SUB:  std(xx) =',sum((xx-xxmean)**2)/dble(nn)
226          print *
227  c     write state of m1qn3 into pickup file for warm restart  c     write state of m1qn3 into pickup file for warm restart
228        call optim_store_m1qn3(ndz,iz,dz,niter,nsim,epsg,df1,        call optim_store_m1qn3(ndz,iz,dz,niter,nsim,epsg,df1,
229       I     optimcycle,       I     optimcycle,
230       I     .true.)       I     .true.)
231  c     write model control vector  c     write model control vector
232        print *,' OPTIMS_SUB: writing ', nn,' sized control to file ',        print *,' OPTIM_SUB: writing ', nn,' sized control to file ',
233       &     ctrlname       &     ctrlname
234  c     give the cost function a funny value to make sure that nobody  c     give the cost function a funny value to make sure that nobody
235  c     mistakes it for the real one  c     mistakes it for the real one
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