The group meeting of Week 13 of MAGIC Lab was held online on May 28th, 2020. Jinjue Li, Shengyue Liu, and Kand Wang pre-defensed their dissertations. Their dissertations were "Optimal control method of autopilot lane intersection", "Research on cluster control method of self-driving vehicles at intersections" and "Research on expressway accident risk prediction based on section heterogeneity" respectively. Participants in this report included Dr. Wang Ling, Assistant researcher Yu Chunhui and other members of MAGIC Lab.