[Chen, Tao;Luo, Jin;Deng, Zhenhua;Zuo, Xiaolon;Zhou, Xuepeng] Cent South Univ, Sch Automat, Changsha 410075, Peoples R China.^[Liu, Yong-min] Cent South Univ Forestry & Technol, Coll Comp & Informat Engn, Changsha 410004, Peoples R China.^[Liu, Yong-min] Cent South Univ Forestry & Technol, Res Ctr Smart Forestry Cloud, Changsha 410004, Peoples R China.