[Hu ShuangGui] China Univ Min & Technol, Sch Resources & Geosci, Xuzhou 221008, Jiangsu, Peoples R China.
[Li Guang] East China Univ Technol, Nanchang Key Lab Intelligent Sensing Technol & In, Nanchang 330013, Jiangxi, Peoples R China.
[Li Guang; Tang JingTian] Cent South Univ, Minist Educ, Key Lab Metallogen Predict Nonferrous Met & Geol, Changsha 410083, Peoples R China.
[Hou ZhenLong] Northeastern Univ, Sch Resources & Civil Engn, Shenyang 110819, Peoples R China.
[Zhang LinCheng] Hunan City Univ, Coll Informat & Elect Engn, Yiyang 413002, Hunan, Peoples R China.