[Chen, Wei; Li, Peng-cheng; Zhao, Ming; Zhang, Li; Dai, Li-cao] Univ South China, Human Factor Inst, Hengyang 421001, Hunan, Peoples R China.
[Li, Peng-cheng; Chen, Guo-hua] S China Univ Technol, Inst Safety Sci & Engn, Guangzhou 510641, Guangdong, Peoples R China.
[Dai, Li-cao] Cent S Univ, Sch Info Phys & Geomat Engn, Changsha 410083, Hunan, Peoples R China.
[Chen, Wei] Hunan Univ, Sch Business Adm, Changsha 410082, Hunan, Peoples R China.