1. Ph.D. Student, Dept. of Architectural and Urban Engineering, Ewha Womans Univ., Seoul 03760, Korea.
2. Professor, Dept. of Architectural and Urban Systems Engineering, Ewha Womans Univ., Seoul 03760, Korea (corresponding author).
3. Professor, Dept. of Statistics, Ewha Womans Univ., Seoul 03760, Korea. ORCID: .