diff --git a/code/Interface_Lounes/reconnaissancePouce.py b/code/Interface_Lounes/reconnaissancePouce.py
index 6414744..cbee710 100644
--- a/code/Interface_Lounes/reconnaissancePouce.py
+++ b/code/Interface_Lounes/reconnaissancePouce.py
@@ -6,23 +6,23 @@ mp_drawing_styles = mp.solutions.drawing_styles
 mp_hands = mp.solutions.hands
 
 def prodScalaire(V1,V2):
-  return V1[0]*V2[0]+V1[1]*V2[1]
+  return V1[0]*V2[0]+V1[1]*V2[1]/(np.sqrt(V1[0]**2+V1[1]**2)*np.sqrt(V2[0]**2+V2[1]**2))
 
 def reconnaissancePouce(handLandmarks):
     etatDuPouce=["neutre","baissé","levé"]
     i=0
     j=0
     for cpt in range (0,4):
-      V1=[handLandmarks[(4*cpt)+6].x-handLandmarks[(4*cpt)+5].x,handLandmarks[(4*cpt)+6].y-handLandmarks[(4*cpt)+5].y]
-      V2=[handLandmarks[(4*cpt)+8].x-handLandmarks[(4*cpt)+6].x,handLandmarks[(4*cpt)+8].y-handLandmarks[(4*cpt)+6].y]
+      V1=[handLandmarks[(4*cpt)+6][0]-handLandmarks[(4*cpt)+5][0],handLandmarks[(4*cpt)+6][1]-handLandmarks[(4*cpt)+5][1]]
+      V2=[handLandmarks[(4*cpt)+8][0]-handLandmarks[(4*cpt)+6][0],handLandmarks[(4*cpt)+8][1]-handLandmarks[(4*cpt)+6][1]]
       j=np.dot(V1,V2)
-      if (j>0):
+      if (j>0.005):
         return etatDuPouce[0]      
-    V1=[handLandmarks[4].x-handLandmarks[1].x,handLandmarks[4].y-handLandmarks[1].y]
-    V2=[handLandmarks[2].x-handLandmarks[1].x,handLandmarks[2].y-handLandmarks[1].y]
-    if((np.dot(V1,V2))>0 and (handLandmarks[4].y>handLandmarks[2].y)):
+    V1=[handLandmarks[4][0]-handLandmarks[1][0],handLandmarks[4][1]-handLandmarks[1][1]]
+    V2=[handLandmarks[2][0]-handLandmarks[1][0],handLandmarks[2][1]-handLandmarks[1][1]]
+    if((np.dot(V1,V2))>0 and (handLandmarks[4][1]>handLandmarks[2][1])):
       i=1
-    elif(np.dot(V1,V2)>0 and handLandmarks[4].y<handLandmarks[2].y):
+    elif(np.dot(V1,V2)>0 and handLandmarks[4][1]<handLandmarks[2][1]):
       i=2
     return etatDuPouce[i]