Pengfei Liu

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authored a paper 16 days ago

One Sample to Rule Them All: Extreme Data Efficiency in RL Scaling

Paper • 2601.03111 • Published 28 days ago • 9

authored 19 papers 7 months ago

MoPS: Modular Story Premise Synthesis for Open-Ended Automatic Story Generation

Paper • 2406.05690 • Published Jun 9, 2024

BeHonest: Benchmarking Honesty of Large Language Models

Paper • 2406.13261 • Published Jun 19, 2024

FRoG: Evaluating Fuzzy Reasoning of Generalized Quantifiers in Large Language Models

Paper • 2407.01046 • Published Jul 1, 2024

Halu-J: Critique-Based Hallucination Judge

Paper • 2407.12943 • Published Jul 17, 2024

Weak-to-Strong Reasoning

Paper • 2407.13647 • Published Jul 18, 2024

Understanding Reference Policies in Direct Preference Optimization

Paper • 2407.13709 • Published Jul 18, 2024 • 17

RAGChecker: A Fine-grained Framework for Diagnosing Retrieval-Augmented Generation

Paper • 2408.08067 • Published Aug 15, 2024 • 2

Prompt Chaining or Stepwise Prompt? Refinement in Text Summarization

Paper • 2406.00507 • Published Jun 1, 2024 • 1

ECon: On the Detection and Resolution of Evidence Conflicts

Paper • 2410.04068 • Published Oct 5, 2024

O1 Replication Journey: A Strategic Progress Report -- Part 1

Paper • 2410.18982 • Published Oct 8, 2024 • 3

PC Agent: While You Sleep, AI Works -- A Cognitive Journey into Digital World

Paper • 2412.17589 • Published Dec 23, 2024 • 14

Libra-Leaderboard: Towards Responsible AI through a Balanced Leaderboard of Safety and Capability

Paper • 2412.18551 • Published Dec 24, 2024

DIVE: Diversified Iterative Self-Improvement

Paper • 2501.00747 • Published Jan 1, 2025 • 1

RepoST: Scalable Repository-Level Coding Environment Construction with Sandbox Testing

Paper • 2503.07358 • Published Mar 10, 2025

LIMR: Less is More for RL Scaling

Paper • 2502.11886 • Published Feb 17, 2025

DeepResearcher: Scaling Deep Research via Reinforcement Learning in Real-world Environments

Paper • 2504.03160 • Published Apr 4, 2025 • 3

ToRL: Scaling Tool-Integrated RL

Paper • 2503.23383 • Published Mar 30, 2025

Generative AI Act II: Test Time Scaling Drives Cognition Engineering

Paper • 2504.13828 • Published Apr 18, 2025 • 18

Efficient Agent Training for Computer Use

Paper • 2505.13909 • Published May 20, 2025 • 44