1. Key Laboratory of Electronic and Information Engineering, (Southwest Minzu University), State Ethnic Affairs Commission, P. R. China
2. College of Business Administration, Southwest University of Finance and Economics, P. R. China
3. Department of Computer Science, University of Nebraska at Omaha, USA
4. Department of Biology and School of Interdisciplinary Informatics, University of Nebraska at Omaha, USA
5. Research Center on Fictitious Economy and Data Science, Chinese Academy of Science, P. R. China
6. Key Lab of Big Data Mining and Knowledge Management, Chinese Academy of Science, P. R. China