MODAL team, Inria Lille-Nord Europe, Villeneuve-dAscq, France. quentin.grimonprez@inria.fr.|MODAL team, Inria Lille-Nord Europe, Villeneuve-dAscq, France. quentin.grimonprez@inria.fr.|MODAL team, Inria Lille-Nord Europe, Villeneuve-dAscq, France. quentin.grimonprez@inria.fr.|MODAL team, Inria Lille-Nord Europe, Villeneuve-dAscq, France. quentin.grimonprez@inria.fr.|MODAL team, Inria Lille-Nord Europe, Villeneuve-dAscq, France. quentin.grimonprez@inria.fr.|MODAL team, Inria Lille-Nord Europe, Villeneuve-dAscq, France. quentin.grimonprez@inria.fr.