Understanding key contributing factors on the severity of traffic violations by elderly drivers: a hybrid approach of latent class analysis and XGBoost based SHAP

• Zhiyuan SunBeijing University of Technology
• Zhicheng WangBeijing University of Technology
• Xin QiBeijing University of Technology
• Duo WangBeijing University of Technology
• Xin GuBeijing University of Technology
• Jianyu WangBeijing University of Civil Engineering and Architecture
• Huapu LuTsinghua University
• Yanyan ChenBeijing University of Technology