The SIFT algorithm is proposed in this study is a feature extraction algorithm based on local invariant.

本文研究的SIFT算法正是一种基于局部不变量的特征提取算法。

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Reasonably setting the threshold value, SIFT algorithm can handle the technical problems such as cutting the object from its background.

合理设置SIFT算法的阈值还可以有效处理物体背景分割等技术问题。

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A fast and accurate image stitching algorithm based on SIFT feature matching is proposed.

基于SIFT特征匹配思想，提出一种快速、准确的图像拼接算法。

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