Sobhan Emtehani¹, Bastian van den Bout², Victor Jetten³, Cees J. van Westen¹ and Dhruba Shrestha⁴, (1)University of Twente, Faculty of Geo-Information Sciences and Earth Observation (ITC), Enschede, Netherlands, (2)University of Twente, Enschede, 7500, Netherlands, (3)University of Twente, Faculty of Geo-Information Science and Earth Observation, Enschede, Netherlands, (4)University of Twente, Enschede, Netherlands