The image processing method with a computer and optical spatial filtering techniques are applied during the measurement.
在测量过程中，使用了计算机图像处理方法和光学空间滤波技术。
To improve the effect of the optical spatial filtering, the effect of the window function on lowpass spatial filtering is analyzed.
为改善光学空间滤波的效果，分析说明了低通滤波器窗函数对光学空间滤波效果的影响。
Optical spatial filtering plays an important role in the teaching and scientific research of contemporary opties.
光学空间滤波在近代光学的教学与科研中是较为重要的部分。
Optical spatial filtering plays an important role in the teaching and scientific research of contemporary opties.
光学空间滤波在近代光学的教学与科研中是较为重要的部分。
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