1. Dept. of Industrial and Management Engineering, Pohang Univ. of Science and Technology, Pohang 37673, Republic of Korea. ORCID: .
2. Future City Open Innovation Center, Pohang Univ. of Science and Technology, Pohang 37673, Republic of Korea. ORCID: .
3. Dept. of Industrial and Management Engineering, Pohang Univ. of Science and Technology, Pohang 37673, Republic of Korea; Future City Open Innovation Center, Pohang Univ. of Science and Technology, Pohang 37673, Republic of Korea (corresponding author). ORCID: .