publications

2025

1. Arxiv

   PolySkill: Learning Generalizable Skills Through Polymorphic Abstraction

   Simon Yu, Gang Li, Weiyan Shi , and Peng Qi

   2025
2. Arxiv

   TextArena

   Leon Guertler, Bobby Cheng, Simon Yu, Bo Liu, Leshem Choshen, and 1 more author

   2025
3. Arxiv

   SPIRAL: Self-Play on Zero-Sum Games Incentivizes Reasoning via Multi-Agent Multi-Turn Reinforcement Learning

   Bo Liu^*, Simon Yu^* , Zichen Liu^*, Leon Guertler^*, Penghui Qi, and 7 more authors

   2025

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4. Arxiv

   Verbalized Sampling: How to Mitigate Mode Collapse and Unlock LLM Diversity

   Jiayi Zhang^*, Simon Yu^*, Derek Chong^*, Anthony Sicilia, Michael Tomz, and 2 more authors

   2025

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5. Arxiv

   GEM: A Gym for Generalist LLMs

   Zichen Liu^*, Anya Sims^*, Keyu Duan^* , Changyu Chen^*, Simon Yu, and 11 more authors

   2025

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2024

1. DataWorld @ ICML 2025

   Diversify and Conquer: Diversity-Centric Data Selection with Iterative Refinement

   Simon Yu^*, Liangyu Chen^*, Sara Ahmadian, and Marzieh Fadaee

   2024

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2. EMNLP

   Is It Good Data for Multilingual Instruction Tuning or Just Bad Multilingual Evaluation for Large Language Models?

   Pinzhen Chen, Simon Yu, Zhicheng Guo, and Barry Haddow

   In The Conference on Empirical Methods in Natural Language Processing, 2024

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3. NAACL

   Fine-tuning Large Language Models with Sequential Instructions

   Hanxu Hu^*, Simon Yu^* , Pinzhen Chen^*, and Edoardo M. Ponti

   In The Nations of the Americas Chapter of the Association for Computational Linguistics (NAACL), 2024

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4. COLM

   Evaluating the Adversarial Robustness of Retrieval-Based In-Context Learning for Large Language Models

   Simon Yu, Jie He, Pasquale Minervini, and Jeff Z. Pan

   In Proceedings of the Conference on Language Modeling (COLM), 2024

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2023

1. EMNLP

   Instances and Labels: Hierarchy-aware Joint Supervised Contrastive Learning for Hierarchical Multi-Label Text Classification

   Simon Yu^*, Jie He^*, Victor Basulto, and Jeff Z. Pan

   In The Conference on Empirical Methods in Natural Language Processing, 2023

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2. ACL

   BUCA: A Binary Classification Approach to Unsupervised Commonsense Question Answering

   Jie He, Simon Yu, Victor Basulto, and Jeff Z. Pan

   In Annual Meeting of the Association for Computational Linguistics, 2023

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