二元纯位相滤波器(BPOF)数字水印是一种用于图像真实性认证的半脆弱水印技术。
The binary phase-only filter (BPOF) digital watermarking is a semi-fragile watermarking technique used for the image credibility authentication.
根据空间光调制器的相位调制作用，提出了一种灰阶纯位相匹配滤波器编码方法。
A kind of coding method of gray-scale phase-only matched filter according to the phase modulation property of the spatial light modulator has presented.
考虑到强烈的旁瓣效应，把位相型滤波器应用于共焦扫描显微系统，提高了分辨率。
To suppress the strong sidelobe intensity, these phase-only filters are used in the confocal scanning microscopy system and the .
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