From 7bf6719ad90d34ef0b0daf8f2b31a3c5bdb57e94 Mon Sep 17 00:00:00 2001
From: Vincenzo Innocente <vincenzo.innocente@cern.ch>
Date: Fri, 25 Apr 2014 10:06:31 +0200
Subject: [PATCH] avoid zero in similarity