😯 About Me

I am currently a first-year Ph.D. student in the THUIAR group in State Key Laboratory of Intelligent Technology and Systems at the Department of Computer Science and Technology in Tsinghua University, under the guidance of Prof. Hua Xu.

My primary research focus revolves around Large-scale Optimization. My research aims to address complex real-world problems by applying machine learning techniques to enhance computational efficiency.

📖 Educations

  • Sep. 2023 - now. Ph.D. student, Department of Computer Science and Technology, Tsinghua University, China.
  • Sep. 2019 - Jun. 2023. B.S., School of Computer Science and Engineering, Sun Yat-sen University, China.

📝 Publications

🏔️ Solving Framework

ICLR 2024

Light-MILPopt: Solving Large-scale Mixed Integer Linear Programs with Small-scale Optimizer and Small Training Dataset
Huigen Ye, Hua Xu, Hongyan Wang

  • This paper proposes Light-MILPopt, a lightweight large-scale optimization framework that only uses a small-scale optimizer and small training dataset to solve large-scale MILPs. [PDF] [Video] [BibTex]
ICML 2023

GNN&GBDT-Guided Fast Optimizing Framework for Large-scale Integer Programming
Huigen Ye, Hua Xu, Hongyan Wang, Chengming Wang, Yu Jiang

  • This paper presents a GNN&GBDT-guided fast optimizing framework for large-scale IPs that only uses a small-scale optimizer to solve large-scale IPs efficiently. [PDF] [Video] [BibTex]
AAAI 2023

Adaptive Constraint Partition Based Optimization Framework for Large-Scale Integer Linear Programming (Student Abstract)
Huigen Ye, Hongyan Wang, Hua Xu, Chengming Wang, Yu Jiang

  • This paper presents a general adaptive constraint partition-based optimization framework (ACP) for large-scale IPs that can efficiently use any existing optimization solver as a subroutine. [PDF] [BibTex]

🪵 Data Generator

🎖 Honors and Awards


  • [Jun. 2023] Outstanding undergraduate graduation thesis of Sun Yat-sen University (2023 No.2023134). (Top 5%)
  • [Dec. 2022] National Scholarship for Undergraduate Student (2022 No.07012). (Top 2.63%)
  • [Feb. 2022] Special first prize of Tencent scholarship for Undergraduate Student. (Top 5%)
  • [Apr. 2021] 🥈Silver Medal, International Collegiate Programming Contest (ICPC), Asia-East Continent Final(EC-Final).
  • [Dec. 2020] 🥇Gold Medal, International Collegiate Programming Contest (ICPC), Asia Nanjing Regional Contest.
  • [Dec. 2019] Top 0.08%(9/11359), 18th CCF Certified Software Professional (CSP).

💼 Professional Services

Problem Setter

  • [Aug. 2022] The 2022 China Collegiate Programming Contest (CCPC) Huawei Cloud Computing Challenge, Trigonometric functions (AC rate: 30.55% (391/1280)).
  • [Nov. 2021] The 2021 China Collegiate Programming Contest (CCPC) Weihai Site, Circular Billiard Table (AC rate: 30.18% (297 / 984)).
  • [Jun. 2021] The 2021 Guangdong Collegiate Programming Contest (GDCPC), Double (AC rate: 21.89% (81 / 370)).

Teaching Assistant

  • [Jul. 2022] Intelligent Optimization Algorithm, Data Structures and Algorithms Competency Enhancement Elite Course, Algorithm Innovation Lab of Huawei Cloud.
  • [Jan. 2022] Workshop 3: Automated Source Code Plagiarism Detection, Talent Program, China Association for Science and Technology and Ministry of Education.
  • [Mar. 2020] Computer Programming (II), Undergraduate Course, Sun Yat-sen University.


  • [Aug. 2023] Expert Consultant for Olympiad in Informatics, Hangzhou Yima Science and Technology Co., Ltd.
  • [Dec. 2021] Chaser of Light, Huawei Technologies Co., Ltd. Optical Product Line.
  • [Sep. 2020] President of the ACMM Association, Sun Yat-sen University.