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Exploring syntactic features for relation extraction using a convolution tree kernel

  • Min Zhang*
  • , Jie Zhang
  • , Jian Su
  • *Corresponding author for this work
  • Agency for Science, Technology and Research, Singapore

Research output: Contribution to conferencePaperpeer-review

Abstract

This paper proposes to use a convolution kernel over parse trees to model syntactic structure information for relation extraction. Our study reveals that the syntactic structure features embedded in a parse tree are very effective for relation extraction and these features can be well captured by the convolution tree kernel. Evaluation on the ACE 2003 corpus shows that the convolution kernel over parse trees can achieve comparable performance with the previous best-reported feature-based methods on the 24 ACE relation subtypes. It also shows that our method significantly outperforms the previous two dependency tree kernels on the 5 ACE relation major types.

Original languageEnglish
Pages288-295
Number of pages8
DOIs
StatePublished - 2006
Externally publishedYes
Event2006 Human Language Technology Conference - North American Chapter of the Association for Computational Linguistics Annual Meeting, HLT-NAACL 2006 - New York, NY, United States
Duration: 4 Jun 20069 Jun 2006

Conference

Conference2006 Human Language Technology Conference - North American Chapter of the Association for Computational Linguistics Annual Meeting, HLT-NAACL 2006
Country/TerritoryUnited States
CityNew York, NY
Period4/06/069/06/06

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