I am a second-year PhD student at the Language Computing and Machine Learning Group (Lanco), Institute of Computational Linguistics (National Key Laboratory for Multimedia Information Processing), School of Computer Science, Peking University. I am supervised by Prof. Xu Sun.

I received the degree of Master of Science in Engineering from the University of Chinese Academy of Sciences (UCAS), supervised by Prof. Zheng Lin.

Research Interests

  • Vision and Language
  • Natural Language Processing
  • Pre-trained Language Model Compression

📝 Selected Publications (Full List)

ACL 2024 Findings
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TempCompass: Do Video LLMs Really Understand Videos?

Yuanxin Liu*, Shicheng Li*, Yi Liu, Yuxiang Wang, Shuhuai Ren, Lei Li, Sishuo Chen, Xu Sun, Lu Hou

Project | Paper | Code

NeurIPS 2023 Track Datasets and Benchmarks
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FETV: A Benchmark for Fine-Grained Evaluation of Open-Domain Text-to-Video Generation

Yuanxin Liu, Lei Li, Shuhuai Ren, Rundong Gao, Shicheng Li, Sishuo Chen, Xu Sun and Lu Hou

Paper | Code

NeurIPS 2022
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A Win-win Deal: Towards Sparse and Robust Pre-trained Language Models

Yuanxin Liu, Fandong Meng, Zheng Lin, Jiangnan Li, Peng Fu, Yanan Cao, Weiping Wang and Jie Zhou

Paper | Code

NAACL 2022
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Learning to Win Lottery Tickets in BERT Transfer via Task-agnostic Mask Training

Yuanxin Liu, Fandong Meng, Zheng Lin, Peng Fu, Yanan Cao, Weipinng Wang and Jie Zhou

Paper | Code | Blog

ACL 2021
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AAAI 2021
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NeurIPS 2019
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Aligning visual regions and textual concepts for semantic-grounded image representations

Fenglin Liu*, Yuanxin Liu*, Xuancheng Ren*, Xiaodong He, Xu Sun

Paper

🎖 Honors and Awards

  • Outstanding Graduates of Beijing & UCAS, 2022
  • CAS Presidential Excellent Scholarship, CAS, 2022
  • National Scholarship for Master Students, Ministry of Education of P.R. China, 2021
  • Merit Student, UCAS, 2021
  • IIE Presidential Special Award, IIE, CAS, 2020
  • Outstanding Graduates of Beijing, Beijing Municipal Education Commission, 2019

📖 Educations

  • Sept. 2022 - Now: PhD student, majoring in Computer Software and Theory, Peking University.
  • Sept. 2019 - Jun. 2022: Master Student, majoring in Computer Applied Technology, Institute of Information Engineering (IIE), CAS & UCAS.
  • Sept. 2015 - Jun. 2019: Bachelor of Communication Engineering, Beijing University of Posts and Telecommunications.

💻 Internships

  • Research Intern at WeChat AI, Tencent Inc., Oct. 2020 - Jun. 2022. Mentor: Fandong Meng

Academic Service

  • Area Chair/Action Editor: ACL ARR 2024
  • Reviewer: NeurIPS (2022, 2023), ICML (2022, 2023, 2024), ICLR (2024), EMNLP (2023), ACL (2023)
  • Teaching assistant: Introduction to Natural Language processing (PKU, 2022 Fall), Natural Language processing (PKU, 2023 Fall)