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单眼激光光斑投影系统的校准方法

Yueqiang Zhang, Yi Zhang, Baoqiong Wang

    Optics express
    |November 29, 2023
    PubMed
    概括

    本研究介绍了一种单眼激光光斑投影系统的高效校准方法. 这种新的方法提高了深度估计的准确性,使得无需复杂设备的立体视觉功能成为可能.

    科学领域:

    • 计算机视觉 计算机视觉
    • 光学工程是指光学工程.
    • 机器人技术 机器人技术 机器人技术

    背景情况:

    • 单眼激光光斑投影系统对于3D重建至关重要.
    • 准确的校准对于可靠的深度估计至关重要.
    • 现有的方法往往需要复杂的设置或参考对象.

    研究的目的:

    • 为单眼激光光斑投影系统开发一种新,高效和方便的校准方法.
    • 为了使系统能够作为双眼立体视觉系统发挥作用.
    • 与传统方法相比,提高深度估计的准确性.

    主要方法:

    • 在不同的姿势下捕捉有斑点的校准板的图像.
    • 安装投影仪的光轴,以校准摄像机和投影仪的旋转.
    • 解决封闭形式的翻译问题,并通过同质识别恢复投影仪的虚拟图像.

    主要成果:

    • 拟议的方法成功校准了摄像机-投影仪系统.
    • 校准系统有效地作为双眼立体视觉系统运行.
    • 实验验证显示,Astra-s和Astra-pro设备的深度估计准确度显著提高.

    结论:

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    • 新的校准方法是高效和方便的,不需要参考图像或高精度设备.
    • 这种技术提高了单眼激光光斑投影系统的性能,用于3D应用.
    • 该方法为立体视觉设置中改进深度估计提供了实用解决方案.