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Pengfei Liu

Shanghai Jiao Tong University, Generative AI Research Lab (GAIR), China

35 papers at tracked venues · 24 at CORE A* · active 2024–2026

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Venues

ACL ×11EMNLP ×6NeurIPS ×6NAACL ×5AAAI ×2ICLR ×2ICML ×2CHI ×1

Frequent coauthors

Yixin Liu
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Yang Xiao
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Yuxiang Zheng
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Yuqing Yang
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Junlong Li
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Shichao Sun
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Keyu Li
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Yakun Zhu
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Lyumanshan Ye
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Yukang Feng
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Jie Sun
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Shijie Xia
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Papers

  1. AgencyBench: Benchmarking the Frontiers of Autonomous Agents in 1M-Token Real-World Contexts
    ACL 2026 ·
    Keyu Li
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  2. DiagnosisArena: Benchmarking Diagnostic Reasoning for Large Language Models
    ACL 2026 ·
    Yakun Zhu
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  3. Interaction as Intelligence: A Transparent, Fine-Grained Multi-Agent Deep Research System for Human-Agent Collaboration
    CHI 2026 ·
    Lyumanshan Ye
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  4. LongCLI-Bench: A Preliminary Benchmark and Study for Long-horizon Agentic Programming in Command-Line Interfaces
    ACL 2026 ·
    Yukang Feng
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  5. SCALE: Selective Resource Allocation for Overcoming Performance Bottlenecks in Mathematical Test-time Scaling
    AAAI 2026 ·
    Yang Xiao
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  6. SepSeq: A Training-Free Framework for Long Numerical Sequence Processing in LLMs
    ACL 2026 ·
    Jie Sun
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  7. DeepResearcher: Scaling Deep Research via Reinforcement Learning in Real-world Environments
    EMNLP 2025 ·
    Yuxiang Zheng
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  8. Evaluating Mathematical Reasoning Beyond Accuracy
    AAAI 2025 ·
    Shijie Xia
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  9. LIMOPro: Reasoning Refinement for Efficient and Effective Test-time Scaling
    NeurIPS 2025 ·
    Yang Xiao
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  10. Libra-Leaderboard: Towards Responsible AI through a Balanced Leaderboard of Safety and Capability
    NAACL 2025 ·
    Haonan Li
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  11. OmniBal: Towards Fast Instruction-Tuning for Vision-Language Models via Omniverse Computation Balance
    ICML 2025 ·
    Yongqiang Yao
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  12. On Evaluating LLM Alignment by Evaluating LLMs as Judges
    NeurIPS 2025 ·
    Yixin Liu
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  13. Programming Every Example: Lifting Pre-training Data Quality Like Experts at Scale
    ICML 2025 ·
    Fan Zhou
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  14. Progress or Regress? Self-Improvement Reversal in Post-training
    ICLR 2025 ·
    Ting Wu
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  15. Towards Dynamic Theory of Mind: Evaluating LLM Adaptation to Temporal Evolution of Human States
    ACL 2025 ·
    Yang Xiao
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  16. Understanding Reference Policies in Direct Preference Optimization
    NAACL 2025 ·
    Yixin Liu
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  17. Alignment for Honesty
    NeurIPS 2024 ·
    Yuqing Yang
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  18. Benchmarking Generation and Evaluation Capabilities of Large Language Models for Instruction Controllable Summarization
    NAACL 2024 ·
    Yixin Liu
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  19. Dissecting Human and LLM Preferences
    ACL 2024 ·
    Junlong Li
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  20. ECON: On the Detection and Resolution of Evidence Conflicts
    EMNLP 2024 ·
    Cheng Jiayang
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  21. FRoG: Evaluating Fuzzy Reasoning of Generalized Quantifiers in LLMs
    EMNLP 2024 ·
    Yiyuan Li
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  22. GPTScore: Evaluate as You Desire
    NAACL 2024 ·
    Jinlan Fu
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  23. Generative Judge for Evaluating Alignment
    ICLR 2024 ·
    Junlong Li
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  24. InFoBench: Evaluating Instruction Following Ability in Large Language Models
    ACL 2024 ·
    Yiwei Qin
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  25. LLMCrit: Teaching Large Language Models to Use Criteria
    ACL 2024 ·
    Weizhe Yuan
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  26. MathPile: A Billion-Token-Scale Pretraining Corpus for Math
    NeurIPS 2024 ·
    Zengzhi Wang
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  27. MoPS: Modular Story Premise Synthesis for Open-Ended Automatic Story Generation
    ACL 2024 ·
    Yan Ma
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  28. OlympicArena: Benchmarking Multi-discipline Cognitive Reasoning for Superintelligent AI
    NeurIPS 2024 ·
    Zhen Huang
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  29. On Learning to Summarize with Large Language Models as References
    NAACL 2024 ·
    Yixin Liu
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  30. OpenResearcher: Unleashing AI for Accelerated Scientific Research
    EMNLP 2024 ·
    Yuxiang Zheng
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  31. Prompt Chaining or Stepwise Prompt? Refinement in Text Summarization
    ACL 2024 ·
    Shichao Sun
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  32. RAGChecker: A Fine-grained Framework for Diagnosing Retrieval-Augmented Generation
    NeurIPS 2024 ·
    Dongyu Ru
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  33. Reformatted Alignment
    EMNLP 2024 ·
    Run-Ze Fan
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  34. The Critique of Critique
    ACL 2024 ·
    Shichao Sun
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  35. Weak-to-Strong Reasoning
    EMNLP 2024 ·
    Yuqing Yang
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