[1] Fujian Normal Univ, Fuqing Branch, Sch Elect & Informat Engn, Fuzhou 350300, Peoples R China
[2] Feng Chia Univ, Dept Informat Engn & Comp Sci, Taichung 40724, Taiwan
[3] Fujian Normal Univ, Fuqing Branch, Engn Res Ctr ICH Digitalizat & Multisource Inform, Fuzhou 350300, Peoples R China
[4] Hangzhou Dianzi Univ, Sch Comp Sci & Technol, Hangzhou 310018, Peoples R China