1. School of Emergency Management, Institute of Disaster Prevention, Sanhe 065201, China
2. School of Surveying and Geospatial Engineering, College of Engineering, University of Tehran, Tehran 1417935840, Iran
3. Institute of Big Data and Information Technology, Wenzhou University, Wenzhou 325000, China
4. School of Computing and Mathematical Sciences, University of Leicester, Leicester LE1 7RH, UK