Online Model Identification Of Open-Channel System With High Order IDZ Model Wenjun Liao, Guanghua Guan, Le Zhong, Changcheng Xiao, Ke Zhong and Huiyong Huang MATEC Web Conf., 246 (2018) 01036 Published online: 07 December 2018 DOI: 10.1051/matecconf/201824601036