基於常識知識的移情對話回覆生成

Translated title of the contribution: Improving Response Diversity through Commonsense-Aware Empathetic Response Generation

Tzu Hsien Huang, Chia Hui Chang

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

Abstract

Due to the lack of conversation practice, the main challenge for the second-language learners is speaking. Our goal is to develop a chatbot to encourage individuals to reflect, describe, analyse and communicate what they read as well as improve students' English expression skills. In this paper, we exploit COMMET, an inferential commonsense knowledge generator, as the background knowledge to improve the generation diversity. We consider two approaches to increase the diversity of empathetic response generation. For non-pretrained models, We apply AdaLabel (Wang et al., 2021) to Commonsense-aware Empathetic model (Sabour et al., 2022) and improve Distinct-2 score from 2.99 to 4.08 on EMPATHETIC DIALOGUES (ED). Furthermore, we augment the pretrained BART model with various commonsense knowledge to generate more informative empathetic responses. Not only has the automatic evaluation of distinct-2 scores improved from 9.11 to 11.21, but the manual case study also shows that CE-BART significantly outperform CEM-AdaLabel.

Translated title of the contributionImproving Response Diversity through Commonsense-Aware Empathetic Response Generation
Original languageChinese (Traditional)
Title of host publicationROCLING 2022 - Proceedings of the 34th Conference on Computational Linguistics and Speech Processing
EditorsYung-Chun Chang, Yi-Chin Huang, Jheng-Long Wu, Ming-Hsiang Su, Hen-Hsen Huang, Yi-Fen Liu, Lung-Hao Lee, Chin-Hung Chou, Yuan-Fu Liao
PublisherThe Association for Computational Linguistics and Chinese Language Processing (ACLCLP)
Pages299-306
Number of pages8
ISBN (Electronic)9789869576956
StatePublished - 2022
Event34th Conference on Computational Linguistics and Speech Processing, ROCLING 2022 - Taipei, Taiwan
Duration: 21 Nov 202222 Nov 2022

Publication series

NameROCLING 2022 - Proceedings of the 34th Conference on Computational Linguistics and Speech Processing

Conference

Conference34th Conference on Computational Linguistics and Speech Processing, ROCLING 2022
Country/TerritoryTaiwan
CityTaipei
Period21/11/2222/11/22

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