1. Research Base for Scientific Cognition and Protection of Culture Heritage, Nanjing University of Information Science & Technology, Jiangsu Nanjing, P. R. China
2. School of Geographical Sciences, Nanjing University of Information Science & Technology, Jiangsu Nanjing, P. R. China
3. Research Institute for History of Science and Technology, Nanjing University of Information Science & Technology, Jiangsu Nanjing, P. R. China
4. Computer and Data Engineering College, Ningbo Tech University, Zhejiang Ningbo, P. R. China