A Cascaded Syntactic and Semantic Dependency Parsing System

  title={A Cascaded Syntactic and Semantic Dependency Parsing System},
  author={Wanxiang Che and Zhenghua Li and Yuxuan Hu and Yongqiang Li and Bing Qin and Ting Liu and Sheng Li},
We describe our CoNLL 2008 Shared Task system in this paper. The system includes two cascaded components: a syntactic and a semantic dependency parsers. A firstorder projective MSTParser is used as our syntactic dependency parser. In order to overcome the shortcoming of the MSTParser, that it cannot model more global information, we add a relabeling stage after the parsing to distinguish some confusable labels, such as ADV, TMP, and LOC. Besides adding a predicate identification and a… CONTINUE READING
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  • Finally, we gain the overall labeled macro F1 = 82.66, which ranked the second position in the closed challenge.


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