X-Git-Url: https://bilbo.iut-bm.univ-fcomte.fr/and/gitweb/canny.git/blobdiff_plain/8290657e61738a93b7b6eb60966c49efbc4f0af8..b335b39d3ad21e598f9a7172a3e95ffe0d48a736:/stc.tex diff --git a/stc.tex b/stc.tex index 6570c73..7ce100b 100644 --- a/stc.tex +++ b/stc.tex @@ -58,10 +58,7 @@ $2^n-1$ pixels needs $1-1/2^n$ average changes. -Unfortunately, - - -for any given $H$, finding $y$ that solves $Hy=m$ and that +Unfortunately, for any given $H$, finding $y$ that solves $Hy=m$ and that that minimizes $D_X(x,y)$ has exponential complexity with respect to $n$. The Syndrome-Trellis Codes (STC) presented by Filler et al. in~\cite{DBLP:conf/mediaforensics/FillerJF10} @@ -80,6 +77,6 @@ Next, the process of finding $y$ consists of a forward and a backward part: \item Backward determinization of $y$ which minimizes $D$ starting with the complete path with minimal weight \end{enumerate} -Let us now give some details about these two parts. +