@inproceedings{sun-etal-2023-history,
title = "History Semantic Graph Enhanced Conversational {KBQA} with Temporal Information Modeling",
author = "Sun, Hao and
Li, Yang and
Deng, Liwei and
Li, Bowen and
Hui, Binyuan and
Li, Binhua and
Lan, Yunshi and
Zhang, Yan and
Li, Yongbin",
editor = "Rogers, Anna and
Boyd-Graber, Jordan and
Okazaki, Naoaki",
booktitle = "Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers)",
month = jul,
year = "2023",
address = "Toronto, Canada",
publisher = "Association for Computational Linguistics",
url = "https://aclanthology.org/2023.acl-long.195",
doi = "10.18653/v1/2023.acl-long.195",
pages = "3521--3533",
abstract = "Context information modeling is an important task in conversational KBQA. However, existing methods usually assume the independence of utterances and model them in isolation. In this paper, we propose a History Semantic Graph Enhanced KBQA model (HSGE) that is able to effectively model long-range semantic dependencies in conversation history while maintaining low computational cost. The framework incorporates a context-aware encoder, which employs a dynamic memory decay mechanism and models context at different levels of granularity. We evaluate HSGE on a widely used benchmark dataset for complex sequential question answering. Experimental results demonstrate that it outperforms existing baselines averaged on all question types.",
}
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<abstract>Context information modeling is an important task in conversational KBQA. However, existing methods usually assume the independence of utterances and model them in isolation. In this paper, we propose a History Semantic Graph Enhanced KBQA model (HSGE) that is able to effectively model long-range semantic dependencies in conversation history while maintaining low computational cost. The framework incorporates a context-aware encoder, which employs a dynamic memory decay mechanism and models context at different levels of granularity. We evaluate HSGE on a widely used benchmark dataset for complex sequential question answering. Experimental results demonstrate that it outperforms existing baselines averaged on all question types.</abstract>
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%0 Conference Proceedings
%T History Semantic Graph Enhanced Conversational KBQA with Temporal Information Modeling
%A Sun, Hao
%A Li, Yang
%A Deng, Liwei
%A Li, Bowen
%A Hui, Binyuan
%A Li, Binhua
%A Lan, Yunshi
%A Zhang, Yan
%A Li, Yongbin
%Y Rogers, Anna
%Y Boyd-Graber, Jordan
%Y Okazaki, Naoaki
%S Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers)
%D 2023
%8 July
%I Association for Computational Linguistics
%C Toronto, Canada
%F sun-etal-2023-history
%X Context information modeling is an important task in conversational KBQA. However, existing methods usually assume the independence of utterances and model them in isolation. In this paper, we propose a History Semantic Graph Enhanced KBQA model (HSGE) that is able to effectively model long-range semantic dependencies in conversation history while maintaining low computational cost. The framework incorporates a context-aware encoder, which employs a dynamic memory decay mechanism and models context at different levels of granularity. We evaluate HSGE on a widely used benchmark dataset for complex sequential question answering. Experimental results demonstrate that it outperforms existing baselines averaged on all question types.
%R 10.18653/v1/2023.acl-long.195
%U https://aclanthology.org/2023.acl-long.195
%U https://doi.org/10.18653/v1/2023.acl-long.195
%P 3521-3533
Markdown (Informal)
[History Semantic Graph Enhanced Conversational KBQA with Temporal Information Modeling](https://aclanthology.org/2023.acl-long.195) (Sun et al., ACL 2023)
ACL
- Hao Sun, Yang Li, Liwei Deng, Bowen Li, Binyuan Hui, Binhua Li, Yunshi Lan, Yan Zhang, and Yongbin Li. 2023. History Semantic Graph Enhanced Conversational KBQA with Temporal Information Modeling. In Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers), pages 3521–3533, Toronto, Canada. Association for Computational Linguistics.