Joint Learning of POS and Dependencies for Multilingual Universal Dependency Parsing

Zuchao Li, Shexia He, Zhuosheng Zhang, Hai Zhao

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Abstract
This paper describes the system of team LeisureX in the CoNLL 2018 Shared Task: Multilingual Parsing from Raw Text to Universal Dependencies. Our system predicts the part-of-speech tag and dependency tree jointly. For the basic tasks, including tokenization, lemmatization and morphology prediction, we employ the official baseline model (UDPipe). To train the low-resource languages, we adopt a sampling method based on other richresource languages. Our system achieves a macro-average of 68.31% LAS F1 score, with an improvement of 2.51% compared with the UDPipe.
Anthology ID:
K18-2006
Volume:
Proceedings of the CoNLL 2018 Shared Task: Multilingual Parsing from Raw Text to Universal Dependencies
Month:
October
Year:
2018
Address:
Brussels, Belgium
Editors:
Daniel Zeman, Jan Hajič
Venue:
CoNLL
SIG:
SIGNLL
Publisher:
Association for Computational Linguistics
Note:
Pages:
65–73
Language:
URL:
https://aclanthology.org/K18-2006
DOI:
10.18653/v1/K18-2006
Bibkey:
Cite (ACL):
Zuchao Li, Shexia He, Zhuosheng Zhang, and Hai Zhao. 2018. Joint Learning of POS and Dependencies for Multilingual Universal Dependency Parsing. In Proceedings of the CoNLL 2018 Shared Task: Multilingual Parsing from Raw Text to Universal Dependencies, pages 65–73, Brussels, Belgium. Association for Computational Linguistics.
Cite (Informal):
Joint Learning of POS and Dependencies for Multilingual Universal Dependency Parsing (Li et al., CoNLL 2018)
Copy Citation:
PDF:
https://preview.aclanthology.org/teach-a-man-to-fish/K18-2006.pdf
Code
 bcmi220/joint_stackptr
Data
Universal Dependencies