1. (IAHR Member), Associate Professor, Department of Civil Engineering, University of Nebraska-Lincoln, Omaha, NE 68182, USA
2. PhD Student, Department of Civil Engineering, University of Nebraska-Lincoln, Omaha, NE 68182, USA
3. (IAHR Member), Professor, State Key Lab of Hydraulics and Mountain River Engineering, Sichuan University, Chengdu, Sichuan 610065, PR China
4. Professor, College of Water Resources and Hydropower Engineering, Sichuan University, Chengdu, Sichuan 610065, PR China