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Pengfei Liu

2 papers hereh-index 7462 citations7 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • last author2

Across the 2 of 2 papers where every author was matched, so the position is known.

fields
  • cs.CL2
same name
  • Pengfei Liu — 40 papers, h 43
  • Pengfei Liu — 15 papers, h 7
  • Pengfei Liu — 13 papers, h 7
  • Pengfei Liu — 12 papers
  • Pengfei Liu — 9 papers
  • Pengfei Liu — 8 papers, h 5

Either other researchers who publish under this name, or the same person where the external sources have not merged their records.

identity via Semantic Scholar / OpenAlex

most citedMegaScience: Pushing the Frontiers of Post-Training Datasets for Science Reasoning

1 citations · 1 across the 2 of their papers we have counts for

collaborators

2 papers

cs.CL2025★ 1 cited

MegaScience: Pushing the Frontiers of Post-Training Datasets for Science Reasoning

Run-Ze Fan, Zengzhi Wang, Pengfei Liu

Scientific reasoning is critical for developing AI scientists and supporting human researchers in advancing the frontiers of natural science discovery. However, the open-source com…

cs.CL2025

OctoThinker: Mid-training Incentivizes Reinforcement Learning Scaling

Zengzhi Wang, Fan Zhou, Xuefeng Li +1

Different base language model families, such as Llama and Qwen, exhibit divergent behaviors during post-training with reinforcement learning (RL), especially on reasoning-intensive…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.