2023

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Topic-Enhanced Personalized Retrieval-Based Chatbot
Hongjin Qian | Zhicheng Dou
Advances in Information Retrieval - 45th European Conference on Information Retrieval, ECIR 2023, Dublin, Ireland, April 2-6, 2023, Proceedings, Part II

2022

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Webformer: Pre-training with Web Pages for Information Retrieval
Yu Guo | Zhengyi Ma | Jiaxin Mao | Hongjin Qian | Xinyu Zhang | Hao Jiang | Zhao Cao | Zhicheng Dou
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022

doi dblp
Curriculum Contrastive Context Denoising for Few-shot Conversational Dense Retrieval
Kelong Mao | Zhicheng Dou | Hongjin Qian
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022

2021

doi dblp
Pchatbot: A Large-Scale Dataset for Personalized Chatbot
Hongjin Qian | Xiaohe Li | Hanxun Zhong | Yu Guo | Yueyuan Ma | Yutao Zhu | Zhanliang Liu | Zhicheng Dou | Ji-Rong Wen
SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021

doi dblp
Learning Implicit User Profile for Personalized Retrieval-Based Chatbot
Hongjin Qian | Zhicheng Dou | Yutao Zhu | Yueyuan Ma | Ji-Rong Wen
CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021