1. School of Information Engineering, China University of Geosciences (Beijing), Beijing, China
2. School of Information Engineering, and Frontiers Science Center for Deep-Time Digital Earth, China University of Geosciences (Beijing), Beijing, China
3. Department of Shale Gas, Research Institute of Petroleum Exploration and Development, PetroChina, Beijing, China
4. College of Science and Engineering, Ritsumeikan University, Kusatsu, Japan
5. Computer Science Department, TELECOM SudParis, Evry, France