1. Ph.D. Student, School of Information Engineering, Chang’an Univ., Xi’an 710061, China (corresponding author).
2. Professor, Key Laboratory for Special Area Highway Engineering of Ministry of Education, Chang’an Univ., Xi an 710061, China.
3. Professor, School of Information Engineering, Chang’an Univ., Xi’an 710061, China.
4. Associate Professor, School of Information Engineering, Chang’an Univ., Xi’an 710061, China.
5. Graduate Student, School of Information Engineering, Chang’an Univ., Xi’an 710061, China.