Calibration refinement for a fringe projection profilometry system based on plane homography

Optics and Lasers in Engineering(2021)

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摘要
•Calibration parameters refinement specially for a fringe projection profilometry based system.•Suitable for improving the accuracy of parameters calibrated by an imperfect calibration target.•Algorithm implements during measuring the object.•Novel formulation for reconstructing a spatial point via the infinity homography.
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关键词
Fringe projection profilometry,Calibration,Non-linear optimization,Epipolar geometry,Infinity homography
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