[1] Hubei Univ Arts & Sci, Coll Math & Comp Sci, Xiangyang 441053, Hubei, Peoples R China
[2] Nangjing Univ Posts & Telecommun, Coll Automat, Nanjing 210046, Jiangsu, Peoples R China
[3] Huazhong Univ Sci & Technol, Dept Control Sci & Engn, Wuhan 430074, Peoples R China
[4] Huazhong Univ Sci & Technol, Key Lab, Minist Educ Image Proc & Intelligent Control, Wuhan 430074, Peoples R China
[5] China Three Gorges Univ, Coll Elect Engn & New Energy, Yichang 443002, Hubei, Peoples R China
[6] Nanjing Normal Univ, Sch Elect & Automat Engn, Nanjing 210046, Jiangsu, Peoples R China