diff --git a/cnam/travaux/probatoire/images/algo.png b/cnam/travaux/probatoire/images/algo.png
new file mode 100644
index 0000000..f4f7991
Binary files /dev/null and b/cnam/travaux/probatoire/images/algo.png differ
diff --git a/cnam/travaux/probatoire/images/datavis.jpeg b/cnam/travaux/probatoire/images/datavis.jpeg
new file mode 100644
index 0000000..1a24b7f
Binary files /dev/null and b/cnam/travaux/probatoire/images/datavis.jpeg differ
diff --git a/cnam/travaux/probatoire/images/general.png b/cnam/travaux/probatoire/images/general.png
new file mode 100644
index 0000000..43f8801
Binary files /dev/null and b/cnam/travaux/probatoire/images/general.png differ
diff --git a/cnam/travaux/probatoire/images/ml.png b/cnam/travaux/probatoire/images/ml.png
new file mode 100644
index 0000000..d3a0c56
Binary files /dev/null and b/cnam/travaux/probatoire/images/ml.png differ
diff --git a/cnam/travaux/probatoire/présentation/introduction.tex b/cnam/travaux/probatoire/présentation/introduction.tex
index f16dffe..8a32d41 100644
--- a/cnam/travaux/probatoire/présentation/introduction.tex
+++ b/cnam/travaux/probatoire/présentation/introduction.tex
@@ -10,8 +10,8 @@
 
 \end{column}\begin{column}{.5\textwidth}
 
-\only<1>{\imgh{10}{is}}
-\only<2>{\vspace{1em}\imgh{10}{bd}}
+\only<1>{\imgh{0}{10}{is}}
+\only<2>{\imgh{.5}{10}{bd}}
 
 \end{column}\end{columns}
 \end{frame}
@@ -30,6 +30,10 @@
 
 \end{column}\begin{column}{.5\textwidth}
 
+\only<1>{\imgh{4.75}{8.5}{datavis}}
+\only<2>{\imgh{2}{14}{ml}}
+\only<3>{\imgh{0}{18}{general}}
+\only<4>{\imgh{4.9}{9.5}{algo}}
 
 \end{column}\end{columns}
 \end{frame}
diff --git a/cnam/travaux/probatoire/présentation/settings.tex b/cnam/travaux/probatoire/présentation/settings.tex
index d6ca32b..a67a2f4 100644
--- a/cnam/travaux/probatoire/présentation/settings.tex
+++ b/cnam/travaux/probatoire/présentation/settings.tex
@@ -10,7 +10,7 @@
 \newcommand{\img}[2]{\includegraphics[#1]{images/#2}}
 \newcommand{\imgbig}[1]{\img{height=16em}{#1}}
 \newcommand{\imgcol}[1]{\img{width=.86\textwidth}{#1}}
-\newcommand{\imgh}[2]{\img{height=#1em}{#2}}
+\newcommand{\imgh}[3]{\vspace{#1em}\img{height=#2em}{#3}\vspace{#1em}}
 \newcommand{\imgwide}[1]{\img{height=12em}{#1}}
 \newcommand{\imgwidth}[1]{\img{width=\textwidth}{#1}}