Zunjian BIAN, Aerospace Information Research Institute, Chinese Academy of Sciences, China; J.L. Roujean, CESBIO - Centre d'Etudes Spatiales de la BIOsphère, France; Mark Irvine, INRAE, UMR 1391 ISPA, France; Hua Li, Qing Xiao, Qinhuo Liu, Aerospace Information Research Institute, Chinese Academy of Sciences, China