[Cho, Hsin-Hung; Tseng, Fan-Hsun; Shih, Timothy K.; Chou, Li-Der] Natl Cent Univ, Dept Comp Sci & Informat Engn, Taoyuan, Taiwan.
[Chao, Han-Chieh] Nanjing Univ Informat Sci & Technol, Coll Comp & Software, Nanjing, Jiangsu, Peoples R China.
[Chao, Han-Chieh] Wuhan Polytech Univ, Coll Math & Comp Sci, Wuhan, Peoples R China.
[Chao, Han-Chieh] Natl Dong Hwa Univ, Dept Elect Engn, Hualien, Taiwan.
[Chao, Han-Chieh] Natl Ilan Univ, Dept Comp Sci & Informat Engn, Yilan, Taiwan.