This paper presents a vision vehicle detection algorithm based on virtual detection line group, which is optimized with space-time domain information.

本文提出了一种运用时空域信息优化的虚拟检测线组式视频车辆检测算法。

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It can guarantee the detection accuracy. In the second step, we introduce the prior knowledge about the road structure to group the line element into macroscopical structure.

第二步引入公路结构特征的先验信息，对提取的线基元进行组织，获得比较宏观的线性结构。

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