The difficulty in phase unwrapping is the key problem that compromises reliability and prevents automatic measurement in grating projection profilometry.
叠相还原的困难是光栅投影式轮廓测量技术中影响可靠性和阻碍自动化测量的最大问题。
Given the unwrapped phase map computed based on phase measurement profilometry, the correspondence between unwrapped phase and height value is studied.
针对基于相位测量轮廓术解算的相位值，研究了相位值与高度值之间的对应关系。
The measurement error of phase measurement profilometry caused by pixel size of detector under step distribution of reflection rate is studied through theoretical analysis and simulation.
根据生产实践提出一种典型交点尺寸的测量方法 ，介绍了该方法的数学模型、测量步骤、误差分析及计算程序。
The phase error caused by leakage in a 3- D object measurement Fourier transform profilometry (FTP) method is discussed.
讨论了频谱泄漏对傅里叶变换轮廓术测量精度的影响。
Fourier transform profilometry and Phase shifting are two important methods in 3-d measurement of body.
傅里叶变换轮廓术和相移法是投影栅法测物体三维形貌的两种重要方法。
Registration algorithms for 3-d point cloud are investigated, given the unwrapped phase map computed based on phase measurement profilometry.
针对基于相位测量轮廓术得到的三维数据点，研究了三维点云配准算法。
The proposed phase measuring profilometry can be used in the measurement of a dynamic profile.
在一次采样中即可获得两个通道的测量结果，因而特别适用于动态测量。
The proposed phase measuring profilometry can be used in the measurement of a dynamic profile.
在一次采样中即可获得两个通道的测量结果，因而特别适用于动态测量。
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