It adopts video shot segmentation and 3D wavelet transform to watermarking embedding, as well as watermarking detection arithmetic based on maximum likelihood criteria.
它利用了视频场景镜头分割技术和三维小波变换的空时多分辨水印嵌入策略,以及根据最大似然准则的水印检测算法。
参考来源 - 一种基于三维小波的视频水印空时算法·2,447,543篇论文数据，部分数据来源于NoteExpress
This paper realizes the shot segmentation.
本文实现了镜头切分的检测。
Face tracking may causes face losing when shot change takes place, so shot segmentation is needed.
人脸跟踪时镜头变换情况下可能会导致人脸跟踪丢失，需要进行镜头分割。
Then key frame extraction will be carried out after shot segmentation to describe main content of shot.
视频分割为镜头后，下一步的工作就是进行关键帧提取，用以描述镜头的主要内容。
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