However, there are a lot of linkages irrelative to topics, which lead to topic drift.
然而存在着许多与主题无关的链接,造成了主题漂移。
HITS is one of the classical link analysis algorithms, the main problem of it is the topic drift.
HITS是一种经典的链接分析算法,其主要问题是容易发生主题漂移。
Theoretical analysis and experimental results show that the new algorithm can avoid topic drift and identify more reasonable and meaningful authorities and hubs on the topic.
理论分析和实验结果表明新算法能避免主题偏移并识别更为合理和有意义的权威信息源与中心信息源。
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