Based on introduction of the feature matching value matrix, an applied simple logic object tracking state judgement was devised.

在引入特征匹配值矩阵的基础上，设计了一种简单实用的目标跟踪状态判决逻辑。

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This paper presents a novel object tracking method based on SIFT(scale invariant feature transform) feature matching.

提出一种基于尺度不变特征变换（SIFT）特征匹配的目标跟踪方法。

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