1. Department of Electronic Engineering, Chung Yuan Christian University, Taoyuan, Taiwan
2. Department of General Dentistry, Chang Gung Memorial Hospital, Taoyuan, Taiwan
3. Department of Computer Science and Information Engineering, National Ilan University, Yilan, Taiwan
4. Department of Electronic Engineering, Ming Chi University of Technology, New Taipei City, Taiwan
5. Department of Electrical Engineering and Computer Science, Chung Yuan Christian University, Taoyuan, Taiwan
6. National Synchrotron Radiation Research Center, Hsinchu, Taiwan
7. Department of Electrical Engineering, Chung Yuan Christian University, Taoyuan, Taiwan
8. Department of Information Systems and Computer Science, Ateneo de Manila University, Quezon City, Philippines