1. Associate Professor, College of Automobile and Traffic Engineering, Nanjing Forestry Univ., Nanjing 210037, China.
2. Graduate Student, College of Automobile and Traffic Engineering, Nanjing Forestry Univ., Nanjing 210037, China.
3. Graduate Student, College Student, School of Artificial Intelligence, Nanjing Univ. of Information Science and Technology, Nanjing 210044, China.
4. Associate Professor, College of Automobile and Traffic Engineering, Nanjing Forestry Univ., Nanjing 210037, China (corresponding author).