[Xia, Zhuoqun;Jiang, Qisheng;Hu, Hangyu] Changsha Univ Sci & Technol, Sch Comp & Commun Engn, Changsha, Peoples R China.^[Li, Wenjing] Hunan Normal Univ, Affiliated Hosp 1, Changsha, Peoples R China.^[Li, Wenjing] Guangxi Med Univ, Affiliated Hosp 1, Nanning, Peoples R China.^[Zhu, Chengzhang] Cent South Univ, Coll Literature & Journalism, Changsha, Peoples R China.^[Zhu, Chengzhang] Mobile Hlth Minist Educ China Mobile Joint Lab, Changsha, Peoples R China.^[Zou, Ziwei] Cent South Univ, Sch Comp Sci & Engn, Changsha, Peoples R China.