Line shift text watermarking algorithm, strong robustness, use of boundary.
行移文本水印算法,强鲁棒性,边界扫描采用投影法。
And then line shift frequency of TDICCD and exposure time was researched to get the influence of orbit parameters on image.
接着对TDICC D行转移频率与工作曝光时间进行研究,分析了轨道参数对成像的影响。
But when we use phase shift compensation technique and make the line shift rate of the camera match the rate of the image, we can get very distinct image.
而当我们使用相移补偿技术,使两个速率相匹配后,得到了非常清晰的图像。
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