The aim of this meeting is to allow members from the Probability groups of Barcelona and Toulouse to exchange. The talks on Friday will take place at room "Salle MIP" (bat. 1R3, 1st. floor) at the "Institut de Mathématiques de Toulouse". On Saturday morning, the meeting will be located at room "GMM13" at the first floor of the "Génie Mathématiques et Modélisation" building at INSA.