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Yongchang Hao郝永昌

Yongchang Hao

Yongchang Hao is a Ph.D. student at the University of Alberta working with Professor Lili Mou. His research interests widely lie in machine learning, including language models, reinforcement learning, and optimization. His long-term research goal is to build intelligent systems that are compute-efficient and scalable.

Education

  • 2023 — now
    Ph.D. in Computing ScienceUniversity of Alberta
  • 2021 — 2023
    M.Sc. in Computing ScienceUniversity of Alberta
  • 2016 — 2020
    B.Eng. in Computer Science and TechnologySoochow University

Internships

  • 2025
    Applied Scientist Intern, AmazonVancouver, Canada
  • 2025
    Machine Learning Research Intern, NetflixLos Gatos, United States
  • 2024
    Machine Learning Research Intern, Borealis AIVancouver, Canada
  • 2020 — 2021
    Research Intern, Tencent AI LabShenzhen, China
  • 2019
    Software Engineer Intern, GoogleShanghai, China

Teaching

  • 2021 — 2024
    Graduate Teaching AssistantUniversity of Alberta
    • CMPUT 267 · Basics of Machine Learning · 2024 W
    • CMPUT 463/563 · Probabilistic Graphical Models · 2022 F
    • CMPUT 466/566 · Machine Learning · 2022 W
    • CMPUT 365 · Reinforcement Learning I · 2021 F

Research interests

  • Efficiency in large models
  • Reinforcement learning
  • Machine learning

Selected awards

  • 2024, 2022
    Alberta Graduate Excellence Scholarship
  • 2023
    Jeffrey R Sampson Memorial Graduate Prize
  • 2022
    Mary Louise Imrie Graduate Student Award
  • 2019
    Gold Medal · CCF-CCSP East China
  • 2018
    Silver Medal · ACM-ICPC Asia East Continent Final
  • 2018
    Gold Medal · ACM-ICPC Asia Regional