Affiliation: | 1 Department of Information Management, Shih Hsin University, No. 1, Lane 17, Sec. 1, Muja Road, Wenshan Chiu, Taipei, Taiwan, 116, Republic of China Email: wsjuang@cc.shu.edu.tw 2 Department of Electrical Engineering, National Taiwan University, No. 1, Sec. 4, Luosfu Road, Wenshan Chiu, Taipei, Taiwan, 106, Republic of China |