X-Git-Url: https://bilbo.iut-bm.univ-fcomte.fr/and/gitweb/canny.git/blobdiff_plain/d5631915e956b49c89f78d66d7b4d25682a7e405..6bc78c180bea99d493483c3cac3f559301d3af09:/experiments.tex diff --git a/experiments.tex b/experiments.tex index 15fb5c1..aa49e84 100644 --- a/experiments.tex +++ b/experiments.tex @@ -150,11 +150,11 @@ The steganalysis quality of our approach has been evaluated through the % two Ensemble Classifier~\cite{DBLP:journals/tifs/KodovskyFH12} based steganalyser. Its particularization to spatial domain is considered as state of the art steganalysers. -\JFC{Features that are embedded into this steganalysis process +Features that are embedded into this steganalysis process are CCPEV and SPAM features as described in~\cite{DBLP:dblp_conf/mediaforensics/KodovskyPF10}. They are extracted from the -set of cover images and the set of training images.} +set of cover images and the set of training images. Next a small set of weak classifiers is randomly built, each one working on a subspace of all the features. @@ -218,7 +218,7 @@ the objective presented in the motivations: providing an efficient steganography approach in a lightweight manner for small payload. -\RC{In Figure~\ref{fig:error}, +In Figure~\ref{fig:error}, Ensemble Classifier has been used with all the previous steganographic schemes with 4 different payloads. It can be observed that face to high values of payload, @@ -230,8 +230,7 @@ than a larger message in only one image. \begin{center} \includegraphics[scale=0.5]{error} \end{center} -\caption{Testing error obtained by Ensemble classifier with +\caption{Testing errors obtained by Ensemble classifier with WOW/UNIWARD, HUGO, and STABYLO w.r.t. payload.} \label{fig:error} \end{figure} -}