Publications

COP: Combinatorial Optimization Problems; VRP: Vehicle Routing Problems

Published

* Equal Contribution; † Corresponding Author.

• [VRP] Towards Efficient Constraint Handling in Neural Solvers for Routing Problems
  Jieyi Bi, Zhiguang Cao, Jianan Zhou, Wen Song, Yaoxin Wu, Jie Zhang, Yining Ma, Cathy Wu
  International Conference on Learning Representations (ICLR), 2026.
           

• [LLM, COP] Generalizable Heuristic Generation Through Large Language Models with Meta-Optimization
  Yiding Shi, Jianan Zhou, Wen Song, Jieyi Bi, Yaoxin Wu, Jie Zhang
  International Conference on Learning Representations (ICLR), 2026.
           

• [COP] Learning to Optimize Capacity Planning in Semiconductor Manufacturing
  Philipp Andelfinger*, Jieyi Bi*†, Qiuyu Zhu*, Jianan Zhou, Bo Zhang, Fei Fei Zhang, Chew Wye Chan, Boon Ping Gan, Wentong Cai, Jie Zhang
  24th Asia Simulation Conference (AsiaSim), 2025.
  

• [COP] RL4CO: an Extensive Reinforcement Learning for Combinatorial Optimization Benchmark
  Federico Berto, Chuanbo Hua, Junyoung Park, Laurin Luttmann, Yining Ma, Fanchen Bu, Jiarui Wang, Haoran Ye, Minsu Kim, Sanghyeok Choi, Nayeli Gast Zepeda, André Hottung, Jianan Zhou, Jieyi Bi, Yu Hu, Fei Liu, Hyeonah Kim, Jiwoo Son, Haeyeon Kim, Davide Angioni, Wouter Kool, Zhiguang Cao, Qingfu Zhang, Joungho Kim, Jie Zhang, Kijung Shin, Cathy Wu, Sungsoo Ahn, Guojie Song, Changhyun Kwon, Kevin Tierney, Lin Xie, Jinkyoo Park
  ACM SIGKDD International Conference on Knowledge Discovery and Data Mining (KDD), 2025.
           

• [VRP] Learning to Handle Complex Constraints for Vehicle Routing Problems,
  Jieyi Bi, Yining Ma, Jianan Zhou, Wen Song, Zhiguang Cao, Yaoxin Wu, Jie Zhang.
  Advances in Neural Information Processing Systems (NeurIPS), 2024.
           

• [VRP] Learning Generalizable Models for Vehicle Routing Problems via Knowledge Distillation,
  Jieyi Bi, Yining Ma, Jiahai Wang, Zhiguang Cao, Jinbiao Chen, Yuan Sun, Yeow Meng Chee.
  Advances in Neural Information Processing Systems (NeurIPS), pp. 31226-31238, 2022.
                

Under Review

• [VRP] Double-Blind
  Jiayuan Ding*, Jieyi Bi*, Yining Ma, Zhiguang Cao, Yue-Jiao Gong
  

• [VRP] Double-Blind
  Weiting Liu, Jieyi Bi, Jianfeng Feng, Yining Ma
  

• [VRP] Double-Blind
  Yuanxu Yang, Jiahai Wang, Jieyi Bi, Jinbiao Chen, Zikang Yu, Zizhen Zhang
  

• [COP, Position paper] Double-Blind
  Jianan Zhou*, Jieyi Bi*, Sirui Li*, Yaoxin Wu, Yingqian Zhang, Jie Zhang, Yining Ma, Cathy Wu
      

• [LLM, Recommendation, COP] LLM-Driven Dual-Level Multi-Interest Modeling for Recommendation
  Ziyan Wang, Yingpeng Du, Zhu Sun, Jieyi Bi, Haoyan Chua, Tianjun Wei, Jie Zhang