PAT-tree-based keyword extraction for Chinese information retrieval
PAT-tree-based keyword extraction for Chinese information retrieval
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DOI：
10.1145/258525.258534
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发表时间：
1997-07
期刊：
影响因子：
--
通讯作者：
Lee-Feng Chien
中科院分区：
文献类型：
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作者：
Lee-Feng Chien
本文提出了一种新的基于PAT树的关键词抽取方法，该方法可以有效地从一组相关的中文文档中自动抽取关键词。该方法已成功应用于文献分类、图书标引、相关反馈等信息检索研究中。因此，许多中文语言处理应用程序从字符级前进到单词/短语级，
urgent need to promote Chinese in this paper we will raise the significance of keyword extraction using a new PAT-treebased approach, which is efficient in automatic keyword extraction from a set of relevant Chinese documents. This approach has been successfully applied in several IR researches, such as document classification, book indexing and relevance feedback. Many Chinese language processing applications therefore step ahead from character level to word/phrase level,