1. Ph.D. Candidate, School of Transportation, Southeast Univ., Nanjing 210096, China.
2. Associate Professor, Intelligent Transportation System Research Center, Southeast Univ., Nanjing 210096, China.
3. Graduate Student, School of Architecture and Planning, Yunnan Univ., Kunming 650504, China.
4. Professor, Yunnan Changtan Technology Co., Ltd., Tianshui Jiayuan-14, Wujiaying St., Kunming, Yunnan Province 650200, China (corresponding author).