1. School of Qilu Transportation, Shandong Univ., Jinan 250002, China; Dept. of Smart Traffic Perception System, Shandong Key Laboratory of Smart Transportation (Preparation), Jinan, China; School of Transportation, Southeast Univ., Nanjing, China.
2. Director, Dept. of Cooperative Vehicle Infrastructure System, Shandong Key Laboratory of Smart Transportation (Preparation), Jinan 250101, China; Shandong Hi-Speed Group Co., Ltd., Shandong Hi-Speed Mansion, No. 8, Long’ao North Rd., Lixia District, Jinan, Shandong, China.
3. School of Qilu Transportation, Shandong Univ., Jinan 250002, China; Dept. of Smart Traffic Perception System, Shandong Key Laboratory of Smart Transportation (Preparation), Jinan, China; Suzhou Research Institute, Shandong Univ., Suzhou, China (corresponding author).
4. School of Qilu Transportation, Shandong Univ., Jinan 250002, China; Dept. of Smart Traffic Perception System, Shandong Key Laboratory of Smart Transportation (Preparation), Jinan, China.
5. Director, Dept. of Cooperative Vehicle Infrastructure System, Shandong Key Laboratory of Smart Transportation (Preparation), Jinan 250101, China; Director, Shandong Hi-Speed Group Co., Ltd., Shandong Hi-Speed Mansion, No. 8, Long’ao North Rd., Lixia District, Jinan, Shandong, China.
6. Master’s Student, School of Qilu Transportation, Shandong Univ., Jinan 250002, China; Dept. of Smart Traffic Perception System, Shandong Key Laboratory of Smart Transportation (Preparation), Jinan, China.
7. Professor, School of Qilu Transportation, Shandong Univ., Jinan 250002, China; Dept. of Smart Traffic Perception System, Shandong Key Laboratory of Smart Transportation (Preparation), Jinan, China.