The combination of double fiber optic Moire interference fringes and Fourier transform can measure an object 3-d profile.
双光纤莫尔干涉条纹与傅里叶变换法相结合可以测量物体的三维轮廓。
With the matched layer boundary conditions being introduced, only the 1-D Fourier transform in space is needed for the PS method, greatly improving the computational efficiency.
此外，在伪谱法中引入匹配层边界条件后，只需对空间做一维傅里叶变换，大大提高了伪谱法的计算效率。
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。
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