Pengfei Liu

8 papers at tracked venues · 6 at CORE A* · active 2024–2026

DBLP profile ↗ORCID search ↗

Venues

ACL ×3 AAAI ×2 EMNLP ×2 ICLR ×1

Frequent coauthors

Qipeng Guo

×2

Rui Kong

×1

Zongzhang Zhang

×1

Yiwei Qin

×1

Zhen Huang

×1

Tiantian Mi

×1

Weiye Si

×1

Siyuan Feng

×1

Haotian Zhou

×1

Tingkai Liu

×1

Qianli Ma

×1

Yufeng Zhang

×1

Papers

Efficient Preference Alignment via Pareto Exploration (Student Abstract)
AAAI 2026 · Pengfei Liu,
Rui Kong
,
Zongzhang Zhang
SciPedia: Unlocking the Value of Scientific Data for Pre-training
ACL 2026 ·
Yiwei Qin
,
Zhen Huang
,
Tiantian Mi
,
Weiye Si
,
Qipeng Guo
,
Siyuan Feng
, Pengfei Liu
DavIR: Data Selection via Implicit Reward for Large Language Models
ACL 2025 ·
Haotian Zhou
,
Tingkai Liu
,
Qianli Ma
,
Yufeng Zhang
,
Jianbo Yuan
, Pengfei Liu,
Yang You
,
Hongxia Yang
RHanDS: Refining Malformed Hands for Generated Images with Decoupled Structure and Style Guidance
AAAI 2025 ·
Chengrui Wang
, Pengfei Liu,
Min Zhou
,
Ming Zeng
,
Xubin Li
,
Tiezheng Ge
,
Bo Zheng
Weak-to-Strong Preference Optimization: Stealing Reward from Weak Aligned Model
ICLR 2025 ·
Wenhong Zhu
,
Zhiwei He
,
Xiaofeng Wang
, Pengfei Liu,
Rui Wang
DocLens: Multi-aspect Fine-grained Medical Text Evaluation
ACL 2024 ·
Yiqing Xie
,
Sheng Zhang
,
Hao Cheng
, Pengfei Liu,
Zelalem Gero
,
Cliff Wong
,
Tristan Naumann
,
Hoifung Poon
,
Carolyn P. Rosé
Knowledge-Centric Hallucination Detection
EMNLP 2024 ·
Xiangkun Hu
,
Dongyu Ru
,
Lin Qiu
,
Qipeng Guo
,
Tianhang Zhang
,
Yang Xu
,
Yun Luo
, Pengfei Liu,
Yue Zhang
,
Zheng Zhang
SAFETY-J: Evaluating Safety with Critique
EMNLP 2024 ·
Yixiu Liu
,
Yuxiang Zheng
,
Shijie Xia
,
Jiajun Li
,
Yi Tu
,
Chaoling Song
, Pengfei Liu