1. Intelligent Engineering Technology Research Center, Harbin Cambridge Univ., Harbin, Heilongjiang, China; National Univ. of Malaysia, Bangi, Selangor, Malaysia.
2. Intelligent Engineering Technology Research Center, Harbin Cambridge Univ., Harbin, Heilongjiang, China.
3. Intelligent Engineering Technology Research Center, Harbin Cambridge Univ., Harbin, Heilongjiang, China; School of Transportation and Geomatics Engineering, Shenyang Jianzhu Univ., Shenyang, Liaoning, China (corresponding author).
4. School of Transportation Engineering, Dalian Maritime Univ., Dalian, Liaoning, China.