t

[canny.git] / experiments.tex

diff --git a/experiments.tex b/experiments.tex
index a79b1d468233f32001e17a8b92ff6710364ca046..0b4d6d7637d9d3cdb1678e189640dcd4788ee4ee 100644 (file)
--- a/experiments.tex
+++ b/experiments.tex
@@ -1,18 +1,42 @@
+\subsection{Adaptive Embedding Rate} 
+
+

 
 \subsection{Image Quality}
 The visual quality of the STABYLO scheme is evaluated in this section.
 
 \subsection{Image Quality}
 The visual quality of the STABYLO scheme is evaluated in this section.

-Three metrics are computed in these experiments : 
+Four metrics are computed in these experiments : 

 the Peak Signal to Noise Ratio (PSNR), 
 the Peak Signal to Noise Ratio (PSNR), 

-the PSNR-HVS-M~\cite{PSECAL07,psnrhvsm11} and the BIQI~\cite{MB10,biqi11}.
+the PSNR-HVS-M familly~\cite{PSECAL07,psnrhvsm11} , 
+the BIQI~\cite{MB10,biqi11} and 
+the weigthed PSNR (wPSNR)~\cite{DBLP:conf/ih/PereiraVMMP01}.

 The first one is widely used but does not take into
 account Human Visual System (HVS).
 The first one is widely used but does not take into
 account Human Visual System (HVS).

-The two last ones have been designed to tackle this problem.
+The other last ones have been designed to tackle this problem.
+
+\begin{table}
+\begin{center}
+\begin{tabular}{|c|c|c|}
+\hline
+Embedding rate &  Adaptive 
+10 \% &  \\
+\hline
+PSNR &  66.55    & 61.86     \\
+\hline
+PSNR-HVS-M & 78.6  & 72.9 \\
+\hline
+BIQI & 28.3 & 28.4 \\
+\hline
+wPSNR & 86.43& 77.47 \\
+\hline
+\end{tabular}
+\end{center}
+\caption{Quality measeures of our steganography approach\label{table:quality}} 
+\end{table}

 
 
 
 

+Compare to the Edge Adpative scheme detailed in~\cite{Luo:2010:EAI:1824719.1824720}, our both wPSNR and PSNR values are always higher than their ones.

 
 

-biqi = 28.3
-psnr-hvs-m= 78,6
-psnr-hvs= 67.3
+\JFC{comparer aux autres approaches}

 
 
 \subsection{Steganalysis}
 
 
 \subsection{Steganalysis}


@@ -35,4 +59,22 @@ can be a favourably executed thanks to an Ensemble Classifiers.
 
 
 
 
 
 

+\begin{table}
+\begin{center}
+\begin{tabular}{|c|c|c|c|}
+Shemes & \multicolumn{2}{|c|}{STABYLO} & HUGO\\
+\hline
+Embedding rate &  Adaptive & 10 \% &  10 \%\\
+\hline
+AUMP & 0.39  & 0.22     &  0.50     \\
+\hline
+Ensemble Classifier &   &      &      \\
+
+\hline
+\end{tabular}
+\end{center}
+\caption{Steganalysing STABYLO\label{table:steganalyse}} 
+\end{table}
+
+

 \JFC{Raphael, il faut donner des résultats ici}
\ No newline at end of file
 \JFC{Raphael, il faut donner des résultats ici}
\ No newline at end of file