研究局部切空间排列方法(LTSA)对离群点的敏感性，提出一种基于离群点检测的鲁棒局部切空间排列方法(RLTSA)。

The paper focuses on the sensitivity of local tangent space alignment (LTSA) to outliers, and presents a robust local tangent space alignment (RLTSA) based on outlier detection.

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局部切空间排列(LTSA)算法是一种有效的流形学习方法，但该算法对孤立点的存在非常敏感。

As an effective manifold-learning method, the local tangent space alignment (LTSA) algorithm is sensitive to outliers.

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