• Laser & Optoelectronics Progress
  • Vol. 57, Issue 2, 21509 (2020)
Ge Qijie, Shi Jinlong*, and Sun Yunhan
Author Affiliations
  • School of Computer Science, Jiangsu University of Science and Technology, Zhenjiang, Jiangsu 212003, China
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    DOI: 10.3788/LOP57.021509 Cite this Article Set citation alerts
    Ge Qijie, Shi Jinlong, Sun Yunhan. Structured Light Three-Dimensional Scene Reconstruction Based on Binary Space Coding and Decoding[J]. Laser & Optoelectronics Progress, 2020, 57(2): 21509 Copy Citation Text show less
    Conventional boundary encoding and decoding
    Fig. 1. Conventional boundary encoding and decoding
    Structure of binary space. (a) State is true; (b) state is false
    Fig. 2. Structure of binary space. (a) State is true; (b) state is false
    Principle of binary space decoding
    Fig. 3. Principle of binary space decoding
    Direction of binary space
    Fig. 4. Direction of binary space
    Experimental equipment
    Fig. 5. Experimental equipment
    Experimental scene
    Fig. 6. Experimental scene
    Comparison of line extracting results. (a) Original scene ;(b) conventional decoding algorithm; (c) binary space decoding algorithm
    Fig. 7. Comparison of line extracting results. (a) Original scene ;(b) conventional decoding algorithm; (c) binary space decoding algorithm
    Line matching results of proposed algorithm. (a) Boundary line in left view; (b) boundary line in right view
    Fig. 8. Line matching results of proposed algorithm. (a) Boundary line in left view; (b) boundary line in right view
    Reconstruction of 3D scenes. (a) Scene 1; (b)scene 2; (c) scene 3; (d) complete scene
    Fig. 9. Reconstruction of 3D scenes. (a) Scene 1; (b)scene 2; (c) scene 3; (d) complete scene
    SceneTraditional decoding algorithmProposed decoding algorithm
    Extractinglines (right)Matching linesMC (right)Extractinglines (right)Matching linesMC (right)
    177710.851463630.9305
    283710.826965650.9212
    375700.886760600.9443
    Table 1. Decoding errors for different scenes
    LineTraditional decoding algorithmProposed decoding algorithm
    Line pointsMatching pointsLine pointsMatching points
    LeftRightLeftRight
    19629998989941023932
    21025100193110101025938
    39803163169931025948
    48959928729701014959
    5999100410610081025941
    69899259001010975903
    79599589079581025947
    84359443809501025945
    998210069389971025948
    Table 2. Comparison of matching errors of multiple lines
    ScenePointsR-squareRMSE /mm
    1185840.99360.1551
    2204670.99960.0712
    3194870.99980.0715
    Table 3. Accuracy of plane fitting
    Ge Qijie, Shi Jinlong, Sun Yunhan. Structured Light Three-Dimensional Scene Reconstruction Based on Binary Space Coding and Decoding[J]. Laser & Optoelectronics Progress, 2020, 57(2): 21509
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