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Event extraction with deep contextualized word representation and multi-attention layer

  • Ruixue Ding*
  • , Zhoujun Li
  • *Corresponding author for this work
  • Beihang University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

One common application of text mining is event extraction. The purpose of an event extraction task is to identify event triggers of a certain event type in the text and to find related arguments. In recent years, the technology to automatically extract events from text has drawn researchers’ attention. However, the existing works including feature based systems and neural network base models don’t capture the contextual information well. Besides, it is still difficult to extract deep semantic relations when finding related arguments for events. To address these issues, we propose a novel model for event extraction using multi-attention layers and deep contextualized word representation. Furthermore, we put forward an attention function suitable for event extraction tasks. Experimental results show that our model outperforms the state-of-the-art models on ACE2005.

Original languageEnglish
Title of host publicationAdvanced Data Mining and Applications - 14th International Conference, ADMA 2018, Proceedings
EditorsGuojun Gan, Xue Li, Shuliang Wang, Bohan Li
PublisherSpringer Verlag
Pages189-201
Number of pages13
ISBN (Print)9783030050894
DOIs
StatePublished - 2018
Event14th International Conference on Advanced Data Mining and Applications, ADMA 2018 - Nanjing, China
Duration: 16 Nov 201818 Nov 2018

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume11323 LNAI
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference14th International Conference on Advanced Data Mining and Applications, ADMA 2018
Country/TerritoryChina
CityNanjing
Period16/11/1818/11/18

Keywords

  • Deep contextualized word representation
  • Event extraction
  • Muti-attention layer

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