Update app.py

app.py

@@ -166,7 +166,7 @@ def remove_bg(fl, s, l, v, h):
             d = edges[i-2:i+2, j-2:j+2].var()
             blur_s[i,j] = d.astype(np.uint8)
             
-            d = hsv[i-1:i+1, j-1:j+1, 0].var()
+            d = hsv[i-2:i+2, j-2:j+2, 0].var()
             hue_s[i,j] = d.astype(np.uint8)
 
     print("hue variance")