用于确定3D图像的体积的方法和装置

By using reference shapes to set up 2D surface meshes in 3D point clouds, the problem of complex and time-consuming 3D point cloud data processing is solved, enabling fast and accurate volume calculation, which is suitable for machine vision applications.

CN116420167BActive Publication Date: 2026-07-17COGNEX CORP
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
COGNEX CORP
Filing Date
2021-05-10
Publication Date
2026-07-17

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Abstract

本文描述的技术涉及被配置成确定由三维(3D)点云捕捉的对象的估计体积的方法、装置和计算机可读介质。接收包括多个3D点和与3D点云具有空间关系的参考平面的3D点云。沿着参考平面配置面元的2D网格，其中，2D网格的每个面元都包括沿着参考平面延伸的长度和宽度。针对2D网格的每个面元，确定面元中3D点的数量和面元距离参考平面的高度。基于每个面元中3D点的计算数量和每个面元的高度的由3D点云捕捉的对象的估计体积。
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