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+++ b/notes/sections/7.md
@@ -390,25 +390,15 @@ In this case, the projection line is not parallel with the line joining the
 means of the two samples. Plots in @fig:percep_proj.
 
 <div id="fig:percep_proj">
-![View of the samples in the plane.](images/7-percep-plane.pdf)
-![View of the samples projections onto the projection
-  line.](images/7-percep-proj.pdf)
-
-Aerial and lateral views of the samples. Projection line in blue and cut in
-red.
-</div>
-
-## Efficiency test {#sec:7_results}
-
-<div id="fig:percep_proj">
-![View from above of the samples.](images/7-percep-plane.pdf){height=5.7cm}
+![View from above of the samples.](images/7-percep-plane.pdf)
 ![Gaussian of the samples on the projection
-  line.](images/7-percep-proj.pdf){height=5.7cm}
+  line.](images/7-percep-proj.pdf)
 
 Aerial and lateral views of the projection direction, in blue, and the cut, in
 red.
 </div>
 
+
 ## Efficiency test {#sec:7_results}
 
 Using the same parameters of the training set, a number $N_t$ of test