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Han Wu

CS Ph.D. Student, CityU

Bio

I am a third-year Ph.D student at Department of Computer Science, City University of Hong Kong, supervised by Dr. Linqi Song . Prior to that, I obtained my bachelor degree from Xi’an Jiaotong University in 2018. I previously interned at Tencent AI Lab, advised by Dr. Kun Xu. My research interests are lied on dialogue system and semantic parsing.

News

  • Nov. 2021. We submit the extended work of CSAGN to TNNLS.

  • Nov. 2021. We have two submissions on ARR Nov 2021, focusing on cross-lingual CSRL and sentence embeddings, respectively.

  • Sep. 2021. We have one paper accepted by EMNLP 2021.

Publications

  • CSAGN: Conversational Structure Aware Graph Network for Conversational Semantic Role Labeling. [paper] [code]
    Han Wu, Kun Xu and Linqi Song.
    In Proceedings of the Conference on Empirical Methods in Natural Language Processing, 2021. (EMNLP 2021)

  • Domain-Adaptive Pretraining Methods for Dialogue Understanding. [paper]
    Han Wu, Kun Xu, Linfeng Song, Lifeng Jin, Haisong Zhang and Linqi Song.
    In Proceedings of the Annual Meeting of the Association for Computational Linguistics, 2021.(ACL 2021)

  • Conversational Semantic Role Labeling. [paper] [dataset]
    Kun Xu, Han Wu, Linfeng Song, Haisong Zhang, Linqi Song and Dong Yu.
    IEEE Transactions on Audio, Speech and Language Processing, 2021. (TASLP)

  • K-CSRL: Knowledge Enhanced Conversational Semantic Role Labeling. [paper]
    Boyu He, Han Wu, Congduan Li, Linqi Song and Weigang Chen.
    In Proceedings of 13th International Conference on Machine Learning and Computing, 2021. (ICMLC 2021)

  • Semantic Role Labeling Guided Multi-turn Dialogue Rewriter. [paper]
    Kun Xu, Haochen Tan, Linfeng Song, Han Wu, Haisong Zhang, Linqi Song and Dong Yu.
    In Proceedings of the Conference on Empirical Methods in Natural Language Processing, 2020. (EMNLP 2020)

Education

  • Ph.D. student, Department of Computer Science, City University of Hong Kong. Sep. 2019 - present.

  • B.Eng., School of Software Engineering, Xi’an Jiaotong University. Sep. 2014 - Jun. 2018.

Research Experience

  • Tencent AI Lab, Research Intern with Dr. Kun Xu.
    Working on dialogue system and semantic parsing.
    Dec. 2019 - Oct. 2021, Shenzhen.

  • Dept. of Computer Science, CityU, Research Assistant with Dr. Linqi Song.
    Working on privacy-preserving recommender system.
    May. 2019 - Aug. 2019, Hong Kong.

  • Lab of Social Intelligence and Complex Data Processing, XJTU, Research Assistant with Prof. Yuan Rao.
    Working on event detection and storyline generation.
    Sep. 2018 - Apr. 2019, Xi’an.

Professional Service

Reviewer of AAAI (2021, 2022)

Award

  • Outstanding Academic Performance Award(25%), CityU, 2021.

  • Research Tuition Scholarship (20%), CityU, 2021.

  • CityU PhD Studentship, 2019.

  • First-class scholarship, XJTU, 2016, 2017.