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基于单目视觉的实时测距方法研究

DOI: 10.11834/jig.20060112

Keywords: 单目视觉,深度信息,边界约束条件,实时测距

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Abstract:

为了利用单目视觉实时监测本车与前方障碍物之间的距离,在比较了现有的几类用于车辆控制的道路深度信息获取方法的基础上,首先研究了较为适用于汽车自动驾驶的几何关系推导法,进而提出了基于单目视觉的实时测距算法.通过试验可知,由于摄像机的俯仰角是影响实时测距算法的关键因素,因此又提出了基于道路边界平行约束条件的实时计算摄像机俯仰角算法.静态实车试验的结果显示,该基于单目视觉的实时测距算法具有较高的准确性,可以满足测距要求,而动态实车试验的结果则显示,此算法还可以满足汽车智能化控制的实时性要求.

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