1. Korea Advanced Institute of Science and Technology (KAIST),Robotics Program,Daejeon,Republic of Korea
2. Gachon University,Department of Mechanical Engineering,Seongnam,Republic of Korea
3. Hyundai Motor Company,Research & Development Division,Hwaseong,Republic of Korea
4. Korea Advanced Institute of Science and Technology (KAIST),The Cho Chun Shik Graduate School of Mobility,Daejeon,Republic of Korea