Chapter 33: 3D metrology

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This chapter explains how to use the 3D Metrology module to compute a variety of distance measurements and statistics on a point cloud or depth map, or to fit a 3D geometry to a point cloud or depth map.

• MIL 3D Metrology module
• Basic concepts for the MIL 3D Metrology module
• Calculating distance measurements and statistics
• • Steps to calculate distance measurements and statistics
  • How distances are calculated
  • • Point cloud as a reference
    • Depth map as a reference
    • 3D geometry as a reference
• Performing 3D fitting
• • Steps to perform a fitting operation
  • Specifying points or pixels not to use for fitting
  • Using a fitted geometry to mask points from a point cloud
• Calculating a volume
• • Specifying a reference object
  • • Delimiting the volume to calculate
    • Considerations
  • How the volume of a meshed point cloud with holes is calculated