SIFT feature was used to describe object in multi-target tracking.
在多目标跟踪中采用SIFT特点描述。
The application of SIFT feature matching method in the aotomatic relative orientation;
由于使用了优化过程，该方法对相对定向参数的初值依赖性较小。
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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