Assessment and Reduction of Model Parametric Uncertainties: A Case Study with A Distributed Hydrological Model

Yanjun Gan1, Xin-Zhong Liang2, Qingyun Duan3, Jing Xu1, Ping Zhao1 and Yang Hong4, (1)Chinese Academy of Meteorological Sciences, State Key Laboratory of Severe Weather, Beijing, China, (2)University of Maryland, College Park, Earth System Science Interdisciplinary Center, College Park, MD, United States, (3)Beijing Normal University, Institute of Land Surface System and Sustainable Development, Faculty of Geographical Sciences, Beijing, China, (4)Tsinghua University, Department of Hydraulic Engineering, Beijing, China