1. Shandong Fundamental Research Center for Computer Science, Qilu University of Technology (Shandong Academy of Sciences),Key Laboratory of Computing Power Network and Information Security, Ministry of Education, Shandong Computer Science Center (National Supercomputer Center in Jinan), Shandong Provincial Key Laboratory of Computer Networks,Jinan,China
2. Standard Institute of Emerging, Technologies and Innovations,Jinan,China
3. Urban Data Centre, University of Toronto,Toronto,Canada