Semiconductor Optoelectronics, Volume. 43, Issue 4, 809(2022)

A 3D Reconstruction Algorithm for Highly Reflective Surfaces Based on Structured Light

CHI Yunpeng1...2,*, LIU Wenbo1,2, and XU Fang12 |Show fewer author(s)
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  • 1[in Chinese]
  • 2[in Chinese]
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    Three-dimensional reconstruction of highly reflective surfaces has always been the focus and difficulty in structured light technology. Based on the multiple exposure method and the method of adjusting the projected fringe intensity, this paper proposed a selection method of exposure time sequence and fringe brightness sequence. Using the statistical histogram of the number of overexposed pixels on the surface of the tested objects under different projection conditions, combined with the non-overexposure ratio of the number of pixels in the image, the desired exposure time and fringe intensity sequence was calculated, and the high dynamic range technology for highly reflective surfaces was completed. The experimental results show that the proposed method can effectively improve the accuracy of 3D reconstruction of highly reflective surfaces, and the number of effective pixels in the point cloud can reach more than 96%.

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    CHI Yunpeng, LIU Wenbo, XU Fang. A 3D Reconstruction Algorithm for Highly Reflective Surfaces Based on Structured Light[J]. Semiconductor Optoelectronics, 2022, 43(4): 809

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    Paper Information

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    Received: Mar. 17, 2022

    Accepted: --

    Published Online: Oct. 16, 2022

    The Author Email: Yunpeng CHI (1059619370@qq.com)

    DOI:10.16818/j.issn1001-5868.2022031701

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