National Engineering Research Center for Advanced Rolling Technology, University of Science and Technology Beijing, Beijing 100083, China;
National Engineering Research Center for Advanced Rolling Technology, University of Science and Technology Beijing, Beijing 100083, China;
National Engineering Research Center for Advanced Rolling Technology, University of Science and Technology Beijing, Beijing 100083, China;
National Engineering Research Center for Advanced Rolling Technology, University of Science and Technology Beijing, Beijing 100083, China;
Wuhan Iron and Steel Group Corporation, Wuhan 430083, China;
Wuhan Iron and Steel Group Corporation, Wuhan 430083, China;
hot rolling; backup roll; contour; profile and flatness control; genetic algorithm;