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Chinese Optics, Volume. 16, Issue 3, 654(2023)

Aligning method for point cloud prism boundaries of cultural relics based on normal vector and faceted index features

Peng-cheng YANG1、*, Zhao YANG1, Jie MENG1, Yuan XIAO1, and Jia-bao CUI2,3
Author Affiliations
  • 1School of Mechanical and Electrical Engineering, Xi'an Polytechnic University, Xi'an 710048, China
  • 2School of Archaeology and Museology, Peking University, Beijing 100871, China
  • 3Yungangology Institute, Shanxi University, Taiyuan 030006, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (10)
    Equations (14)
    References (21)
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    Figures & Tables(10)
    Normal vectors of different surface shapes

    Fig. 1. Normal vectors of different surface shapes

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    Flow chart of point cloud alignment method

    Fig. 2. Flow chart of point cloud alignment method

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    Model measurement diagram

    Fig. 3. Model measurement diagram

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    Primitive point cloud diagrams

    Fig. 4. Primitive point cloud diagrams

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    Normal vector feature plots of point cloud

    Fig. 5. Normal vector feature plots of point cloud

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    Point cloud-like exponential characteristics

    Fig. 6. Point cloud-like exponential characteristics

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    Point cloud feature diagrams

    Fig. 7. Point cloud feature diagrams

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    Feature point cloud local registration diagram

    Fig. 8. Feature point cloud local registration diagram

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    Comparison charts of point cloud registration for terracotta army

    Fig. 9. Comparison charts of point cloud registration for terracotta army

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    • Table 1. Experimental data analysis of terracotta army point cloud registration process

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      Table 1. Experimental data analysis of terracotta army point cloud registration process

      方法点云数目特征点数配准时间/sRMSE/mm
      传统ICP74320/ 66778 72322/6644011.737.88
      本文方法6083/57236.224.73
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    Peng-cheng YANG, Zhao YANG, Jie MENG, Yuan XIAO, Jia-bao CUI. Aligning method for point cloud prism boundaries of cultural relics based on normal vector and faceted index features[J]. Chinese Optics, 2023, 16(3): 654

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    Paper Information

    Category: Original Article

    Received: Jul. 9, 2022

    Accepted: Nov. 3, 2022

    Published Online: May. 31, 2023

    The Author Email:

    DOI:10.37188/CO.2022-0156

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