CV

Education, research experience, honors, and service.

Contact Information

Name Lixin Xiu
Professional Title PhD Student
Email xiu-lixin106@g.ecc.u-tokyo.ac.jp

Professional Summary

PhD student at the University of Tokyo, supervised by Prof. Hideki Nakayama. Research interests include post-training for multimodal large language models (mLLMs) and agents, multi-agent systems, and information theory.

Experience

  • 2026 - present

    Tokyo, Japan

    Research Intern
    Lightspeed Studio, Tencent
  • 2024 - present

    Tokyo, Japan

    Research Assistant
    Beyond AI, the University of Tokyo and SoftBank
  • 2025 - 2026

    Tokyo, Japan

    Research Intern
    Shanda AI Research Tokyo
  • 2021 - 2021

    Singapore

    Summer Workshop — Traffic Sign Recognition Contest
    School of Computing, National University of Singapore

Education

  • 2024 - 2027

    Tokyo, Japan

    PhD
    The University of Tokyo
    Information Science and Technology
    • Expected graduation: September 2027.
    • Supervisor: Prof. Hideki Nakayama.
  • 2022 - 2024

    Tokyo, Japan

    Master
    The University of Tokyo
    Information Science and Technology
    • Department of Mathematical Informatics.
  • 2018 - 2022

    Xi’an, China

    B.E.
    Xi’an Jiaotong University
    Computer Science and Technology

Awards

  • 2027
    JSPS Research Fellowship (DC2)
    Japan Society for the Promotion of Science

    Selected for the fellowship at the University of Tokyo. Fellowship tenure: April 2027 – March 2029.

  • 2024
    UTokyo SPRING GX
    The University of Tokyo

    October 2024 – September 2027. JPY 180,000/month stipend and JPY 360,000/year research grant.

  • 2022
    Outstanding Graduate
    Xi’an Jiaotong University
  • 2020
    Third Prize
    12th Mathematics Competition of Chinese College Students

Service

Reviewer: ICLR 2026, NeurIPS 2026, ARR May 2026, ICLR 2027, ARR Oct 2026