Authors
Chu-Fu Wang
Department of Computer Science and Artificial Intelligence, National Pingtung University, Pingtung, Taiwan
Yih-Kai Lin
Department of Computer Science and Artificial Intelligence, National Pingtung University, Pingtung, Taiwan
Chia-Ho Ou
Department of Computer Science and Information Engineering, National Pingtung University, Pingtung, Taiwan
Graduate School of Information Sciences, Tohoku University, Sendai, Japan
Jau-Der Shih
Department of Computer Science and Artificial Intelligence, National Pingtung University, Pingtung, Taiwan