[1] Henan Inst Sci & Technol, Sch Math Sci, Xinxiang 453003, Henan, Peoples R China
[2] Shandong Univ Sci & Technol, Coll Elect Engn & Automat, Qingdao 266590, Peoples R China
[3] Brunel Univ London, Dept Comp Sci, Uxbridge UB8 3PH, Middx, England
[4] Donghua Univ, Coll Informat Sci & Technol, Shanghai 201620, Peoples R China
[5] Swinburne Univ Technol, Sch Software & Elect Engn, Melbourne, Vic 3122, Australia