[Wu, Libing] Wuhan Univ, Comp Sch, State Key Lab Software Engn, Wuhan, Hubei, Peoples R China.
[Nie, Lei] Wuhan Univ Sci & Technol, Sch Comp Sci & Technol, Comp Sch, Wuhan, Hubei, Peoples R China.
[Liu, Bingyi] Wuhan Univ Sci & Technol, Sch Comp Sci & Technol, Joint Program, Wuhan, Hubei, Peoples R China.
[Cui, Jianqun] Cent China Normal Univ, Sch Comp Sci, Wuhan, Hubei, Peoples R China.
[Xiong, Naixue] Univ Shanghai Sci & Technol, Shanghai Key Lab Modern Opt Syst, Shanghai, Peoples R China.