Feng Chu https://tc.ifac-control.org/9/1/members/feng-chu https://tc.ifac-control.org/@@site-logo/IFACTechnicalActivities330x200.png Feng Chu Affiliation: Equipe VASCO, Laboratoire IBISC,Université d'Evry Val d'Essonne, 40 rue Pelvoux, 91001 Evry, France E-mail: feng.chu@ibisc.univ-evry.fr