Institution: | 1.College of Hydraulic & Environmental Engineering, China Three Gorges University, Yichang, 443002, China ;2.College of Economics & Management Science, China Three Gorges University, Yichang, 443002, China ;3.School of Microelectronics, Tianjin University, Tianjin, 300072, China ;4.Department of Statistics, Faculty of Science, King Abdulaziz University, Jeddah, Saudi Arabia ; |