https://hal.telecom-paris.fr/hal-02931318 Contributor : Karim ZAYANAConnect in order to contact the contributor Submitted on : Monday, September 7, 2020 - 3:15:15 PM Last modification on : Tuesday, September 21, 2021 - 2:04:03 PM Long-term archiving on: : Friday, December 4, 2020 - 11:03:47 PM