1. School of Earth Sciences and Spatial Information Engineering, Hunan University of Science and Technology, Xiangtan, China
2. State Key Laboratory of Petroleum Resources and Prospecting, China University of Petroleum, Beijing, China
3. Research Institute of Petroleum Exploration and Development-Northwest, Petrochina, Lanzhou, China
4. Exploration and Development Research Institute, Petrochina, Qinghai Oilfield Company, Dunhuang, China
5. School of Geosciences and Technology, Southwest Petroleum University, Chengdu, China