交通事故黑点的形成原因多种多样，每一个事故多发点都有其形成的最大诱因。作为交通安全管理工作的重要任务，交通事故黑点的鉴别与改善是预防交通事故发生、减少交通事故损失的有效手段。该文针对交通事故多发点成因的复杂性和多样性，提出通过粗集来对公路交通中的不利因素进行筛选，找到形成事故多发点的最大诱因，从而有针对性地进行整治，能够有效地节约时间和费用，避免不必要的人力、物力浪费。The traffic black-spot cause of formation is very complex, and every black-spot has the most important inducement for itself. The identification and improvement of black-spot, as an important task of traffic safety management, are very effect measures to reduce the traffic accident frequency. For the complexity and diversity of the black-spot cause of formation, we find a method based on the rough set to determine the most important inducement of the black-spot, then we can repair the inducement in effect and save more time and money.
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