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Self- and Pseudo-self-supervised Prediction of Speaker and Key-utterance for Multi-party Dialogue Reading Comprehension

Yiyang Li, Hai Zhao


Abstract
Multi-party dialogue machine reading comprehension (MRC) brings tremendous challenge since it involves multiple speakers at one dialogue, resulting in intricate speaker information flows and noisy dialogue contexts. To alleviate such difficulties, previous models focus on how to incorporate these information using complex graph-based modules and additional manually labeled data, which is usually rare in real scenarios. In this paper, we design two labour-free self- and pseudo-self-supervised prediction tasks on speaker and key-utterance to implicitly model the speaker information flows, and capture salient clues in a long dialogue. Experimental results on two benchmark datasets have justified the effectiveness of our method over competitive baselines and current state-of-the-art models.
Anthology ID:
2021.findings-emnlp.176
Original:
2021.findings-emnlp.176v1
Version 2:
2021.findings-emnlp.176v2
Volume:
Findings of the Association for Computational Linguistics: EMNLP 2021
Month:
November
Year:
2021
Address:
Punta Cana, Dominican Republic
Editors:
Marie-Francine Moens, Xuanjing Huang, Lucia Specia, Scott Wen-tau Yih
Venue:
Findings
SIG:
SIGDAT
Publisher:
Association for Computational Linguistics
Note:
Pages:
2053–2063
Language:
URL:
https://aclanthology.org/2021.findings-emnlp.176
DOI:
10.18653/v1/2021.findings-emnlp.176
Bibkey:
Cite (ACL):
Yiyang Li and Hai Zhao. 2021. Self- and Pseudo-self-supervised Prediction of Speaker and Key-utterance for Multi-party Dialogue Reading Comprehension. In Findings of the Association for Computational Linguistics: EMNLP 2021, pages 2053–2063, Punta Cana, Dominican Republic. Association for Computational Linguistics.
Cite (Informal):
Self- and Pseudo-self-supervised Prediction of Speaker and Key-utterance for Multi-party Dialogue Reading Comprehension (Li & Zhao, Findings 2021)
Copy Citation:
PDF:
https://aclanthology.org/2021.findings-emnlp.176.pdf
Software:
 2021.findings-emnlp.176.Software.zip
Video:
 https://aclanthology.org/2021.findings-emnlp.176.mp4
Code
 ericlee8/multi-party-dialogue-mrc
Data
DREAMMolweni