They did this not by looking at links, but by tracking the appearance of distinctive phrases—such as "lipstick on a pig"— in blog posts and articles.

研究者的统计方法并不是计算链接数量，而是统计特征词汇的出现率，比如文章中出现的“猪身上的唇膏印”这个词组。

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A new approach that incorporates robust appearance filter with a particle filter to realize robust object tracking is presented in this paper.

本文提出一种新的目标跟踪算法，将鲁棒外观滤波与粒子滤波器相结合，从而实现稳定的目标跟踪。

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Experimental results show that the tracking system can effectively update the object model under the circumstances of severe occlusion or appearance change, and achieve object tracking in time.

实验结果表明，跟踪系统可以在目标被遮挡或形状改变的情况下，有效地更新目标模型，实现实时目标跟踪。

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