An empirical investigation of driver car-following risk evolution using naturistic driving data and random parameters multinomial logit model with heterogeneity in means and variances

Qiangqiang Shangguan,Junhua Wang,Ting Fu,Shou'en Fang,Liping Fu

Analytic Methods in Accident Research（2023）

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摘要

•Driving risk evolution patterns are classified using spectral clustering.•Significant contributing factors to risk evolution patterns are analyzed.•Unobserved heterogeneity in means and variances is considered.•Case study is conducted using SH-NDS dataset.

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关键词

Driving risk evolution,Car-following,Naturalistic driving data,Random parameters multinomial logit model,Heterogeneity

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