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Simplify sync logic and restore fallback to robust sync when ncand>50, even when box is un-checked.

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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@6152 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
This commit is contained in:
Steven Franke 2015-11-22 15:52:34 +00:00
parent c9ad0c3038
commit 16a5a6c56f
1 changed files with 8 additions and 37 deletions
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45
lib/jt65a.f90
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@ -16,7 +16,7 @@ subroutine jt65a(dd0,npts,newdat,nutc,nf1,nf2,nfqso,ntol,nsubmode, &
real dt
real sync
end type candidate
type(candidate) ca(300), car(300)
type(candidate) ca(300)
type decode
real freq
real dt
@ -52,50 +52,21 @@ subroutine jt65a(dd0,npts,newdat,nutc,nf1,nf2,nfqso,ntol,nsubmode, &
! nfa=max(200,nfqso-ntol)
! nfb=min(4000,nfqso+ntol)
! OPTION 2 is not used at present. Checkbox in Advanced setup selects nrobust=1
! nrobust = 0: use only float ccf
! nrobust = 0: use float ccf. Only if ncand>50 fall back to robust (1-bit) ccf
! nrobust = 1: use only robust (1-bit) ccf
! nrobust = 2: use algorithm below
! find ncand using float ccf and ncandr using 1-bit ccf
! if ncand>50, use robust ccf
! if ncand<25 and ncandr<25, form union of both sets
! else, use float ccf
if( (nrobust.eq.0) .or. (nrobust.eq.2) ) then
ncand=0
ncand=0
if(nrobust.eq.0) then
call timer('sync65 ',0)
call sync65(ss,nfa,nfb,nhsym,ca,ncand,0)
call timer('sync65 ',1)
endif
if( (nrobust.eq.1) .or. (nrobust.eq.2) ) then
ncandr=0
if(ncand.gt.50) nrobust=1
if(nrobust.eq.1) then
ncand=0
call timer('sync65 ',0)
call sync65(ss,nfa,nfb,nhsym,car,ncandr,1)
call sync65(ss,nfa,nfb,nhsym,ca,ncand,1)
call timer('sync65 ',1)
endif
if( (nrobust.eq.1) .or. ((nrobust.eq.2) .and. (ncand.gt.50)) ) then
ncand=ncandr
do i=1,ncand
ca(i)=car(i)
enddo
elseif(nrobust.eq.2.and.ncand.le.25.and.ncandr.le.25) then
do icand=1,ncand ! combine ca and car, without dupes
ndupe=0
do j=1,ncandr
if( abs(ca(icand)%freq-car(j)%freq) .lt. 1.0 ) then
ndupe=1
endif
enddo
if( ndupe.eq.0 ) then
ncandr=ncandr+1
car(ncandr)=ca(icand)
endif
enddo
ncand=ncandr
do i=1,ncand
ca(i)=car(i)
enddo
endif
nvec=ntrials
if(ncand.gt.75) then