中国激光, 2020, 47 (5): 0504004, 网络出版: 2020-05-12
基于线结构光的水下双目测量方法 
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Underwater Binocular Measurement Method Based on Line-Structured Light
图 & 表
图 1. 水下双目测量系统。(a)内部结构俯视图;(b)设备密封外形图
Fig. 1. Underwater binocular measurement system. (a) Top view of internal structure; (b) seal outline drawing of equipment
图 9. 特征提取对比结果。(a)圆柱;(b)钣金件;(c)本文方法的圆柱点云;(d)图像方法的圆柱点云;(e)本文方法的钣金件点云;(f)图像方法的钣金件点云
Fig. 9. Comparison results of feature extraction. (a) Cylinder; (b) sheet metal parts; (c) cylindrical point cloud of proposed method; (d) cylindrical point cloud of image method; (e) point cloud of sheet metal parts of proposed method; (f) point cloud of sheet metal parts of image method
图 10. 光条提取测试结果。(a)自定义图案;(b)自定义图案的提取结果;(c)不规则金属板的左摄像机图像;(d)不规则金属板的提取结果;(e)石块的左摄像机图像;(f)石块图像提取结果
Fig. 10. Test results of laser stripe extraction. (a) Custom pattern; (b) extraction result of custom pattern; (c) left camera image of irregular metal plate; (d) extraction result of irregular metal plate; (e) left camera image of stone; (f) extraction result of stone
图 12. 水下钣金件三维测量。(a)实验环境;(b)被测物体;(c)三维点云
Fig. 12. Three-dimensional measurement of underwater sheet metal parts. (a) Experimental environment; (b) measured object; (c) three-dimensional point clouds
表 1标准球测量结果及误差
Table1. Measurement results and errors of reference sphere（unit：mm）
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表 2不同方法测量结果及误差
Table2. Measurement results and errors of different methods（unit：mm）mm
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解则晓, 李俊朋, 迟书凯. 基于线结构光的水下双目测量方法[J]. 中国激光, 2020, 47(5): 0504004. Zexiao Xie, Junpeng Li, Shukai Chi. Underwater Binocular Measurement Method Based on Line-Structured Light[J]. Chinese Journal of Lasers, 2020, 47(5): 0504004.
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