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Domain Information Enhanced Dependency Parser

  • Nan Yu
  • , Zonglin Liu
  • , Ranran Zhen
  • , Tao Liu
  • , Meishan Zhang
  • , Guohong Fu*
  • *Corresponding author for this work
  • Soochow University
  • Heilongjiang University
  • Tianjin University

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

Abstract

Dependency parsing has been an important task in the natural language processing (NLP) community. Supervised methods have achieved great success these years. However, these models can suffer significant performance loss when test domain differs from the training domain. In this paper, we adopt the Bi-Affine parser as our baseline. To explore domain-specific information and domain-independent information for cross-domain dependency parsing, we apply an ensemble-style self-training and adversarial learning, respectively. We finally combine the two strategies to enhance our baseline model and our final system was ranked the first of at NLPCC2019 shared task on cross-domain dependency parsing.

Original languageEnglish
Title of host publicationNatural Language Processing and Chinese Computing - 8th CCF International Conference, NLPCC 2019, Proceedings
EditorsJie Tang, Min-Yen Kan, Dongyan Zhao, Sujian Li, Hongying Zan
PublisherSpringer
Pages801-810
Number of pages10
ISBN (Print)9783030322359
DOIs
StatePublished - 2019
Externally publishedYes
Event8th CCF International Conference on Natural Language Processing and Chinese Computing, NLPCC 2019 - Dunhuang, China
Duration: 9 Oct 201914 Oct 2019

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume11839 LNAI
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference8th CCF International Conference on Natural Language Processing and Chinese Computing, NLPCC 2019
Country/TerritoryChina
CityDunhuang
Period9/10/1914/10/19

Keywords

  • Adversarial learning
  • Cross-domain
  • Dependency parsing
  • Ensemble
  • Self-training

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