[Zhang, Shiman; Liu, Hui; Xu, Jiangqiao] Huazhong Univ Sci & Technol, Minist China, Sch Artificial Intelligence & Automat, Key Lab Image Proc & Intelligent Control Educ, Wuhan 430074, Peoples R China.
[Zhang, Shiman; Liu, Hui; Xu, Jiangqiao] Huazhong Univ Sci & Technol, Hubei Key Lab Brain Inspired Intelligent Syst, Wuhan 430074, Peoples R China.
[Wu, Chai Wah] IBM TJ Watson Res Ctr, Yorktown Hts, NY 10598 USA.
[Wu, Xiaoqun] Wuhan Univ, Sch Math & Stat, Wuhan 430072, Peoples R China.
[Li, Zengyang] Cent China Normal Univ, Sch Comp Sci, Wuhan 430079, Peoples R China.