Yan Xu

I am Yan (Yana) Xu (徐妍). I received Bachelor Degree from Xi’an Jiaotong University. Currently, I am a Ph.D. candidate at Department of Electronic and Computer Engineering, The Hong Kong University of Science and Technology and Center of AI Research, supervised by Prof. Pascale Fung. My current research interests are Conversational AI and knowledge grounding. I also serve as the Program Committee and Reviewer in top conferences and workshops. Please feel free to contact me via email!




Retrieval-Free Knowledge-Grounded Dialogue Response Generation with Adapters

Yan Xu *, Etsuko Ishii*, , Zihan Liu, Genta Indra Winata, Dan Su, Andrea Madotto, Pascale Fung

DialDoc Workshop in ACL 2022 2022

Best Student Paper

Can Question Rewriting Help Conversational Question Answering?

Etsuko Ishii*, Yan Xu *, Samuel Cahyawijaya*, Bryan Wilie

Insights Workshop in ACL 2022 2022


CAiRE in DialDoc21: Data Augmentation for Information-SeekingDialogue System

Yan Xu *, Etsuko Ishii*, Genta Indra Winata, Zhaojiang Lin, Andrea Madotto, Zihan Liu, Peng Xu and Pascale Fung

Proceedings of the 1st International Workshop on Document-grounded Dialogue and Conversational QA in conjuction with ACL 2021

Third Place in the Shared Task


CrossNER: Evaluating Cross-Domain Named Entity Recognition

Zihan Liu, Yan Xu , Tiezheng Yu, Wenliang Dai, Ziwei Ji, Samuel Cahyawijaya, Andrea Madotto, Pascale Fung

AAAI-2021 2020


Multi-hop Question Generation with Graph Convolutional Network

Dan Su, Yan Xu , Wenliang Dai, Ziwei Ji, Tiezheng Yu, Pascale Fung

Findings of EMNLP-2020 2020


CAiRE-COVID: A Question Answering and Query-focused Multi-Document Summarization System for COVID-19 Scholarly Information Management

Dan Su, Yan Xu ,Tiezheng Yu,Farhad Bin Siddique,Elham J. Barezi,Pascale Fung

NLP-COVID Workshop in EMNLP-2020 2020


Learning Knowledge Bases with Parameters for Task-Oriented Dialogue Systems

Andrea Madotto, Samuel Cahyawijaya, Genta Indra Winata, Yan Xu , Zihan Liu, Zhaojiang Lin, Pascale Fung

Findings of EMNLP-2020 2020



Generalizing Question Answering System with Pre-trained Language Model Fine-tuning

Dan Su*, Yan Xu *, Genta Indra Winata, Peng Xu, Hyeondey Kim, Zihan Liu and Pascale Fung

EMNLP 2019


Zero-shot Cross-lingual Dialogue Systems with Transferable Latent Variables

Zihan Liu, Jamin Shin, Yan Xu , Genta Indra Winata, Peng Xu, Andrea Madotto and Pascale Fung

EMNLP 2019


Incorporating Word and Subword Units in Unsupervised Machine Translation Using Language Model Rescoring

Zihan Liu*, Yan Xu *, Genta Indra Winata, Pascale Fung

Proceedings of the Fourth Conference on Machine Translation (WMT-2019) in conjunction with ACL 2019


Learning to Learn Sales Prediction with Social Media Sentiment

Zhaojiang Lin, Andrea Madotto, Genta Indra Winata, Zihan Liu, Yan Xu , Cong Gao, Pascale Fung

The First Workshop on Financial Technology and Natural Language Processing in conjunction with IJCAI 2019


CAiRE_HKUST at SemEval-2019 Task 3: Hierarchical Attention for Dialogue Emotion Classification

Genta Indra Winata, Andrea Madotto, Zhaojiang Lin, Jamin Shin, Yan Xu , Peng Xu, Pascale Fung

Proceedings of the 13th International Workshop on Semantic Evaluation in conjuction with NAACL 2019

Top 4 out of 160 teams


  • Third Place in DialDoc21 Shared Task, ACL 2021
  • Winner of Task 10 in Kaggle CORD-19 Challenge, Kaggle Competition
  • Fourth Place in MRQA-2019 Shared Task, EMNLP 2019
  • First Place in Chatbot Millionare Challenge, HKSTP 2019
  • Top Four out of 160 teams in SemEval-2019 Task 3, NAACL 2019
  • National Scholarship (Top 2%), 2014 - 2016

Service and leadership

  • Reviewer: ACL 2023, NLPCC 2023, EMNLP 2022, ACL 2022, ACL 2021, NLPCC 2021