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Small tweaks to sfrsd document.

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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@6199 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
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Steven Franke 2015-11-28 17:08:03 +00:00
parent a5e6dd2063
commit 5b83e4f870
1 changed files with 6 additions and 8 deletions
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lib/sfrsd2/sfrsd_paper/sfrsd.lyx
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@ -755,13 +755,11 @@ guessing
\end_layout \end_layout
\begin_layout Standard \begin_layout Standard
The SFRSD algorithm uses information available from the demodulator to assign The SFRSD algorithm uses two quality indices available from the JT65 noncoherent
a variable probability of erasure to each received symbol. 64-FSK demodulator to assign a variable probability of erasure to each
The erasure probability for a symbol is determined using two quality indices received symbol.
that are derived from the the JT65 64-FSK demodulator. The demodulator identifies the most likely received symbol based on which
The noncoherent 64-FSK demodulator identifies the most likely received of 64 frequency bins contains the the largest signal plus noise power.
symbol based on which of 64 frequency bins contains the the largest signal
plus noise power.
The percentage of the total signal plus noise power in the two bins containing The percentage of the total signal plus noise power in the two bins containing
the largest and second largest powers (denoted by, the largest and second largest powers (denoted by,
\begin_inset Formula $p_{1}$ \begin_inset Formula $p_{1}$
@ -947,7 +945,7 @@ A codeword with
\end_inset \end_inset
has been found. has been found.
Declare that is successful. Declare a successful decode.
Return the best codeword found so far. Return the best codeword found so far.
\end_layout \end_layout