1. School of Information and Communications Engineering, Xi’an Jiaotong University, Xi’an, China
2. School of Software Engineering, Xi’an Jiaotong University, Xi’an, China
3. Capiticalonline Data Service Company Ltd., Beijing, China
4. Center for Hypergravity Experimental and Interdisciplinary Research, Zhejiang University, Hangzhou, China
5. Department of Geological Sciences, University of Alabama, Tuscaloosa, AL, USA
6. Department of Radiology, Mayo Clinic, Rochester, MN, USA