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基于广义线性模型的城市道路事故风险等级预测及致因分析 被引量:1

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摘要 交通事故严重影响城市道路的运营效率和安全。收集了路段的历史事故数据和基础设施数据,采用负二项分布的广义线性模型,构建了城市道路事故风险等级预测模型。该模型训练集预测整体准确率为69.90%,测试集为64.15%。通过模型结果对事故致因进行分析,提出城市道路安全管理的核心控制参数。
出处 《华东公路》 2020年第4期80-83,共4页 East China Highway
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