1. College of Medicine and Biological Information Engineering, Northeastern University, Shenyang, China
2. School of Computer Science and Technology, Harbin Institute of Technology, Shenzhen, China
3. Faculty of Information Technology, Macau University of Science and Technology, Macau, China
4. Artificial Intelligence Division, Institute of Computer Science, Warsaw University of Technology, Warsaw, Poland
5. Department of Game Design, Faculty of Arts, Uppsala University, Uppsala, Sweden