图像局部特征往往对应着特定的语义类别。
The local image features are always corresponding to specific semantic classes.
同时这种算法可以根据图像局部特征控制水印鲁棒性，改善画质。
Furthermore, this algorithm, adapted to the local image characteristics, can control the robustness of embedded watermark and improve visual quality of the watermarked video.
针对图像处理领域中遥感图像的配准问题，提出一种基于图像局部特征的快速、自动配准方法。
The fast auto registration of remote sensing image is a very important problem. In this paper, local feature of image is utilized to realize the fast auto registration of remote sensing image.
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