1. School of Urban Planning and Design, Shenzhen Graduate Schoole, Peking University, Shenzhen, China
2. School of Urban Planning and Design, Shenzhen Graduate School, Peking University, Shenzhen, China
3. Department of Engineering, Nottingham Trent University, Nottingham, U.K.
4. School of Civil Engineering, Xi'an University of Architecture and Technology, Xi'an, China