1. Mechanical and Aerospace Engineering Department, Henry Samueli School of Engineering and Applied Science, University of California - Los Angeles, Los Angeles, California 90095, USA
2. Department of Mechanical Engineering, National Taiwan University of Science and Technology, Taipei 10607, Taiwan
3. Smart Machine and Intelligent Manufacturing Research Center, National Formosa University, Yunlin County 63201, Taiwan
4. Department of Mechanical Design Engineering, National Formosa University, Yunlin County 63201, Taiwan