Pat-tree-based Keyword Extraction for Chinese Information Retrieval

@inproceedings{Chien1997PattreebasedKE,
  title={Pat-tree-based Keyword Extraction for Chinese Information Retrieval},
  author={Lee-Feng Chien and T.-I. Huang and M-C. Chien},
  booktitle={SIGIR},
  year={1997}
}
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, 
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