1. Xinrui Gao is a PhD candidate in the Faculty of Architecture, Building and Planning, The University of Melbourne, Masson Road, Melbourne, VIC 3010, Australia;
2. Weijie Hu is Lecturer in Architecture in the School of Design and Architecture, Swinburne University of Technology, 447 Burwood Road, Hawthorn VIC 3122, Melbourne, Australia, and researcher in the Centre for Design Innovation, Swinburne University of Technology, 447 Burwood Road, Hawthorn VIC 3122, Melbourne, Australia; email: corresponding author .