146 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			Fortran
		
	
	
	
	
	
		
		
			
		
	
	
			146 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			Fortran
		
	
	
	
	
	
|   | subroutine extract2(s3,nadd,ntrials,param,msg)
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|  | 
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|  |   real s3(64,63)
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|  |   real tmp(4032)
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|  |   integer np1(0:7,0:7),np2(0:7,0:7),np0(0:7,0:7)
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|  |   integer ns(0:7,0:7)
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|  |   integer perr(0:7,0:7),pmr2(0:7,0:7)
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|  |   character msg*22
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|  |   integer dat4(12)
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|  |   integer mrsym(0:62),mr2sym(0:62),mrprob(0:62),mr2prob(0:62)
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|  |   integer correct(0:62)
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|  |   integer param(0:7)
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|  |   integer indx(0:62)
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|  |   logical first
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|  |   real*8 tt
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|  |   common/extcom/ntdecode
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|  |   data ndone/0/,ngood/0/,nbad/0/,first/.true./
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|  |   save
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|  | 
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|  |   if(first) then
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|  |      np1=0
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|  |      np2=0
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|  |      np0=0
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|  |      ns=0
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|  |      first=.false.
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|  |   endif
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|  | 
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|  |   nfail=0
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|  | 1 call demod64a(s3,nadd,mrsym,mrprob,mr2sym,mr2prob,ntest,nlow)
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|  | 
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|  | !  if(ntest.lt.50 .or. nlow.gt.20) then
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|  | !     ncount=-999                         !Flag bad data
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|  | !     go to 900
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|  | !  endif
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|  | 
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|  |   call chkhist(mrsym,nhist,ipk)
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|  |   if(nhist.ge.20) then
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|  |      nfail=nfail+1
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|  |      call pctile(s3,tmp,4032,50,base)     ! ### or, use ave from demod64a ?
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|  |      do j=1,63
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|  |         s3(ipk,j)=base
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|  |      enddo
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|  |      go to 1
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|  |   endif
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|  | 
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|  |   call graycode(mrsym,63,-1)
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|  |   call interleave63(mrsym,-1)
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|  |   call interleave63(mrprob,-1)
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|  | 
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|  |   call graycode(mr2sym,63,-1)
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|  |   call interleave63(mr2sym,-1)
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|  |   call interleave63(mr2prob,-1)
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|  | 
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|  |   nverbose=0
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|  |   call ftrsd2(mrsym,mrprob,mr2sym,mr2prob,ntrials,nverbose,correct,   &
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|  |        param,indx,tt,ntry)
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|  |   ncandidates=param(0)
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|  |   nhard=param(1)
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|  |   nsoft=param(2)
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|  |   nera=param(3)
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|  |   ngmd=param(4)
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|  |   ndone=ndone+1
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|  | 
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|  |   do i=1,12
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|  |      dat4(i)=correct(12-i)
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|  |   enddo
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|  | 
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|  | 
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|  |   msg='                      '
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|  | ! if(nhard.ge.0) then
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|  |   if(nhard.ge.0 .and. nhard.le.42 .and. nsoft.le.32 .and.              &
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|  |        (nhard+nsoft).le.73) then
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|  |      call unpackmsg(dat4,msg) !Unpack the user message
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|  |      if(msg.eq.'VK7MO K1JT FN20       ') then
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|  |         ngood=ngood+1
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|  |         do k=0,62
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|  |            j=indx(k)
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|  |            i=(62-j)
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|  |            p1=mrprob(i)/255.0 + 1.e-10
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|  |            p2=mr2prob(i)/255.0
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|  |            ii=k/8
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|  |            jj=7.9999*p2/p1
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|  |            ns(ii,jj)=ns(ii,jj)+1
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|  |            if(correct(j).eq.mrsym(i)) then
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|  |               np1(ii,jj)=np1(ii,jj)+1
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|  |            else
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|  |               np0(ii,jj)=np0(ii,jj)+1
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|  |            endif
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|  |            if(correct(j).eq.mr2sym(i)) np2(ii,jj)=np2(ii,jj)+1
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|  |         enddo
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|  |      else
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|  |         nbad=nbad+1
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|  |      endif
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|  |   endif
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|  |   fgood=float(ngood)/ndone
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|  |   fbad=float(nbad)/ndone
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|  | 
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|  |   nboth=nhard+nsoft
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|  |   if(nhard.lt.0) then
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|  |      nsoft=99
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|  |      nera=99
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|  |      nboth=99
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|  |   endif
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|  |   write(*,1010) ndone,fgood,fbad,ncandidates,nhard,nsoft,nera,nboth,   &
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|  |        ntry,tt,msg
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|  |   write(32,1010) ndone,fgood,fbad,ncandidates,nhard,nsoft,nera,nboth,  &
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|  |        ntry,tt,msg
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|  | 1010 format(i4,2f7.3,i7,4i3,i8,f8.1,1x,a22)
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|  |   flush(32)
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|  | 
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|  |   if(msg.eq.'VK7MO K1JT FN20       ') then
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|  |      write(33,1012) ndone,ngood,nbad,ntry,log10(float(1+ntry))
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|  | 1012 format(4i8,f8.3)
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|  |      flush(33)
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|  |   endif
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|  | 
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|  |   rewind 40
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|  |   write(40,1080)
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|  | 1080 format('Totals:')
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|  |   write(40,1090) ns
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|  | 1090 format(8i7)
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|  |   write(40,1091)
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|  | 1091 format(/'error:')
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|  |   write(40,1090) np0
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|  |   write(40,1092)
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|  | 1092 format(/'sym = mrsym:')
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|  |   write(40,1090) np1
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|  |   write(40,1093)
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|  | 1093 format(/'sym = mr2sym:')
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|  |   write(40,1090) np2
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|  | 
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|  |   write(40,1095)
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|  | 1095 format(/'Probability of error:')
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|  |   perr=nint(100.0*float(np0)/(ns+0.001))
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|  |   write(40,1096) perr
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|  | 1096 format(8i7)
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|  | 
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|  |   write(40,1097)
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|  | 1097 format(/'P(mr2 correct | mr not correct) :')
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|  |   pmr2=nint(100.0*float(np2)/(np0+0.001))
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|  |   write(40,1096) pmr2
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|  |   flush(40)
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|  | 
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|  |   return
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|  | end subroutine extract2
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