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Revised ramp-up for sigma.

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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@7002 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
This commit is contained in:
Steven Franke 2016-08-04 19:48:21 +00:00
parent 9993760bac
commit ddf76deede
1 changed files with 1 additions and 4 deletions
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lib/detectmsk40.f90
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@ -355,10 +355,7 @@ subroutine detectmsk40(cbig,n,pchk_file,mycall,hiscall,lines,nmessages, &
softbits=softbits/ssig
sigma=0.75
! if(xsnr.lt.-2.0 ) sigma=0.8
! if(xsnr.lt.-3.0 ) sigma=0.95
! if(xsnr.lt.-4.0 ) sigma=1.1
if(xsnr.lt.1.5) sigma=1.1 - 0.14*(xsnr+4.0)
if(xsnr.lt.1.5) sigma=1.1 - 0.0875*(xsnr+4.0)
lratio(1:32)=exp(2.0*softbits(9:40)/(sigma*sigma))
max_iterations=5