1. iSMART, Qingdao University of Technology, Qingdao 266061, China
2. Research Institute for Science and Technology, Tokyo University of Science, Tokyo 125-8585, Japan
3. College of Architecture and Urban Planning, Qingdao University of Technology, Qingdao 266061, China
4. Piaggio Fast Forward Co., Ltd., Boston, MA 02129, USA
5. College of Architecture and the Built Environment, Thomas Jefferson University, Philadelphia, PA 19144, USA
6. Faculty of Environmental Engineering, The University of Kitakyushu, Kitakyushu 808-0135, Japan