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Further improvements for decoding drifting JT65 signals.
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8601 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
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@ -6,11 +6,16 @@ subroutine afc65b(cx,npts,fsample,nflip,mode65,a,ccfbest,dtbest)
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real a(5),deltaa(5)
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a=0.
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i2=8*mode65
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i1=-i2
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j2=8*mode65
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j1=-j2
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ccfmax=0.
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istep=mode65
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do i=-30,30,istep
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istep=2*mode65
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do iter=1,2
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do i=i1,i2,istep
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a(1)=i
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do j=-30,30,istep
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do j=j1,j2,istep
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a(2)=j
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chisq=fchisq65(cx,npts,fsample,nflip,a,ccf,dtmax)
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if(ccf.gt.ccfmax) then
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@ -18,10 +23,16 @@ subroutine afc65b(cx,npts,fsample,nflip,mode65,a,ccfbest,dtbest)
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a2=a(2)
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ccfmax=ccf
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endif
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! write(81,3081) i,j,ccf,dtmax
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!3081 format(2i5,2f10.3)
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! write(81,3081) istep,i1,i2,j1,j2,i,j,ccf,ccfmax,dtmax,a1,a2
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!3081 format(7i4,5f8.2)
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enddo
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enddo
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i1=a1-istep
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i2=a1+istep
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j1=a2-istep
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j2=a2+istep
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istep=1
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enddo
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! a(1)=0.
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! a(2)=0.
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