1. Department of Industrial and Management Engineering, Pohang University of Science and Technology, Pohang 37673, Republic of Korea
2. Department of Industrial Engineering, Kangnam University, Yongin 16979, Republic of Korea
3. Smartgeotech, Chuncheon 24341, Republic of Korea
4. Department of Regional Infrastructure Engineering, Kangwon National University, Chuncheon 24341, Republic of Korea