RINA - Démonstrateur d’utilisation de l’intelligence artificielle pour la gestion opérationnelle des risques naturels gravitaires géologiques | FEREC 2020

12 CHAPTER 1. RÉUNION ROCKFALL DATA ANALYSIS Figure 1.3: Monthly time series for the number of rockfall (top) and for quantity of rainfall (bottom) before (left) and after (right) major protection works Figure 1.4: Monthly time series for the number of rockfall (top) and for quantity of rainfall (bottom) before (left) and after (right) major protection works