diff --git a/Article/introV2.tex b/Article/introV2.tex
index 3bbc5fcf3c46a6ee30140165b3917d0f2b621132..6f8d875b287e1c2c589d1225a846ed92928a7c0d 100755
--- a/Article/introV2.tex
+++ b/Article/introV2.tex
@@ -2,10 +2,10 @@
 
 \label{sec:intro}
 
-Straight lines are commonly used visual features for many image analysis
+Straight lines are commonly used as visual features for many image analysis
 processes.
 For instance in computer vision, they are used to estimate the vanishing
-points associated to main directions of the 3D world, thus allowing camera
+points associated to main directions of the 3D world, thus allowing to compute camera
 orientation. They are also used to detect structured features for
 3D reconstruction.