1. Tongji University,The Key Laboratory of Road and Traffic Engineering of the Ministry of Education,Shanghai,China
2. Chang'an University,School of Information Engineering,Xi'an,Shaanxi,China
3. CCCC First Highway Consultants Co., Ltd, School of Information Engineering, Chang'an University,Xi'an,Shaanxi,China
4. CCCC First Highway Consultants Co. Ltd.,Xi'an,Shaanxi,China