Zhiheng Xi

44 papers at tracked venues · 32 at CORE A* · active 2024–2026

DBLP profile ↗ORCID search ↗

Venues

ACL ×22 EMNLP ×10 AAAI ×3 ICLR ×3 NAACL ×2 NeurIPS ×2 ICML ×1 WWW ×1

Frequent coauthors

Tao Gui

×41

Qi Zhang

×40

Xuanjing Huang

×38

Shihan Dou

×16

Rui Zheng

×14

Xiaoran Fan

×12

Yuhao Zhou

×11

Honglin Guo

×9

Shichun Liu

×9

Zhihao Zhang

×9

Junjie Ye

×9

Senjie Jin

×9

Papers

ABC-Bench: Benchmarking Agentic Backend Coding in Real-World Development
ACL 2026 ·
Jie Yang
,
Honglin Guo
,
Li Ji
,
Jiazheng Zhou
,
Rui Zheng
,
Zhikai Lei
,
Shuo Zhang
, Zhiheng Xi,
Shichun Liu
,
Yuxin Wang
,
Bo Wang
,
Yining Zheng
,
Tao Gui
,
Xipeng Qiu
AgentGym2: Benchmarking Large Language Model Agents in De-Idealized Real-World Environments
ACL 2026 · Zhiheng Xi,
Dingwen Yang
,
Jiaqi Liu
,
Jixuan Huang
,
Honglin Guo
,
Baodai Huang
,
Tinggang Chen
,
Qi Zhang
,
Zhonghang Lu
,
Chenyu Liu
,
Jiajun Sun
,
Jiazheng Zhang
,
Dingwei Zhu
,
Xin Guo
,
Junzhe Wang
,
Zhihao Zhang
,
Yuming Yang
,
Junjie Ye
,
Minghe Gao
,
Dongrui Liu
,
Jiaming Ji
,
Guohao Li
,
Tao Gui
,
Xuanjing Huang
AgentPRM: Process Reward Models for LLM Agents via Step-Wise Promise and Progress
WWW 2026 · Zhiheng Xi,
Chenyang Liao
,
Guanyu Li
,
Zhihao Zhang
,
Wenxiang Chen
,
Binghai Wang
,
Senjie Jin
,
Yuhao Zhou
,
Jian Guan
,
Wei Wu
,
Tao Ji
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
AgentV-RL: Scaling Reward Modeling with Agentic Verifier
ACL 2026 ·
Jiazheng Zhang
,
Ziche Fu
, Zhiheng Xi,
Wenqing Jing
,
Mingxu Chai
,
Wei He
,
Guoqiang Zhang
,
Chenghao Fan
,
Chenxin An
,
Wenxiang Chen
,
Zhicheng Liu
,
Haojie Pan
,
Dingwei Zhu
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
Beyond Scaling: Measuring and Predicting the Upper Bound of Knowledge Retention in Language Model Pre-Training
ACL 2026 ·
Changhao Jiang
,
Ming Zhang
,
Yifei Cao
,
Junjie Ye
,
Xiaoran Fan
,
Shihan Dou
, Zhiheng Xi,
Jiajun Sun
,
Yi Dong
,
Yujiong Shen
,
Jingqi Tong
,
Baoyu Fan
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
Counteracting the Matthew Effect in Self-Improvement of LVLMs through Head-Tail Re-balancing
ACL 2026 ·
Xin Guo
, Zhiheng Xi,
Yiwen Ding
,
Yitao Zhai
,
Xiaowei Shi
,
Xunliang Cai
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
Enhancing LLM-based Search Agents via Contribution Weighted Group Relative Policy Optimization
ACL 2026 ·
Junzhe Wang
, Zhiheng Xi,
Yajie Yang
,
Hao Luo
,
Shihan Dou
,
Tao Gui
,
Qi Zhang
Feedback-Driven Tool-Use Improvements in Large Language Models via Automated Build Environments
ACL 2026 ·
Junjie Ye
,
Changhao Jiang
,
Zhengyin Du
,
Yufei Xu
,
Xuesong Yao
, Zhiheng Xi,
Xiaoran Fan
,
Qi Zhang
,
Tao Gui
,
Xuanjing Huang
,
Jiecao Chen
From Scores to Preferences: Redefining Evaluation Paradigm for Speech Quality Reward Modeling
ACL 2026 ·
Yifei Cao
,
Changhao Jiang
,
Jiabao Zhuang
,
Jiajun Sun
,
Ming Zhang
, Zhiheng Xi,
Hui Li
,
Shihan Dou
,
Yuran Wang
,
Yunke Zhang
,
Tao Ji
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
LLMEval-Fair: A Large-Scale Longitudinal Study on Robust and Fair Evaluation of Large Language Models
ACL 2026 ·
Ming Zhang
,
Yujiong Shen
,
Jingyi Deng
,
Yuhui Wang
,
Huayu Sha
,
Kexin Tan
,
Qiyuan Peng
,
Yue Zhang
,
Junzhe Wang
,
Shichun Liu
,
Yueyuan Huang
,
Jingqi Tong
,
Changhao Jiang
,
Yilong Wu
,
Zhihao Zhang
,
Mingqi Wu
,
Mingxu Chai
, Zhiheng Xi,
Shihan Dou
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
Locate, Steer, and Improve: A Practical Survey of Actionable Mechanistic Interpretability in Large Language Models
ACL 2026 ·
Hengyuan Zhang
,
Zhihao Zhang
,
Ercong Nie
,
Mingyang Wang
,
Zunhai Su
,
Yiwei Wang
,
Qianli Wang
,
Shuzhou Yuan
,
Xufeng Duan
,
Qibo Xue
,
Zeping Yu
,
Chenming Shang
,
Xiao Liang
,
Jing Xiong
,
Hui Shen
,
Chaofan Tao
,
Zhengwu Liu
,
Senjie Jin
, Zhiheng Xi,
Dongdong Zhang
,
Sophia Ananiadou
,
Tao Gui
,
Ruobing Xie
,
Hayden Kwok-Hay So
,
Hinrich Schütze
,
Xuanjing Huang
,
Qi Zhang
,
Ngai Wong
MM-Doc-R1: Training Agents for Long Document Visual Question Answering through Multi-turn Reinforcement Learning
ACL 2026 ·
Jiahang Lin
,
Kai Hu
,
Binghai Wang
,
Yuhao Zhou
, Zhiheng Xi,
Honglin Guo
,
Shichun Liu
,
Junzhe Wang
,
Shihan Dou
,
Enyu Zhou
,
Hang Yan
,
Zhenhua Han
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
MetaAct-RL: Training Language Models for Reasoning Through Meta-Action-Based Reinforcement Learning
AAAI 2026 · Zhiheng Xi,
Yuhui Wang
,
Yiwen Ding
,
Guanyu Li
,
Senjie Jin
,
Shichun Liu
,
Jixuan Huang
,
Dingwen Yang
,
Jiafu Tang
,
Boyang Hong
,
Junjie Ye
,
Shihan Dou
,
Ming Zhang
,
Jian Guan
,
Wei Wu
,
Rui Zheng
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
Reasoning or Memorization? Unreliable Results of Reinforcement Learning Due to Data Contamination
AAAI 2026 ·
Mingqi Wu
,
Zhihao Zhang
,
Qiaole Dong
, Zhiheng Xi,
Jun Zhao
,
Senjie Jin
,
Xiaoran Fan
,
Yuhao Zhou
,
Huijie Lv
,
Ming Zhang
,
Yanwei Fu
,
Qin Liu
,
Songyang Zhang
,
Qi Zhang
VRPO: Rethinking Value Modeling for Robust RL under Noisy Supervision in LLM Post-Training
ACL 2026 ·
Dingwei Zhu
,
Shihan Dou
, Zhiheng Xi,
Senjie Jin
,
Guoqiang Zhang
,
Jiazheng Zhang
,
Junjie Ye
,
Mingxu Chai
,
Enyu Zhou
,
Ming Zhang
,
Yuhui Wang
,
Caishuang Huang
,
Chenhao Huang
,
Yunke Zhang
,
Yuran Wang
,
Tao Gui
,
Qi Zhang
,
Xipeng Qiu
,
Xuanjing Huang
What Makes a Good Speech Tokenizer for LLM-Centric Speech Generation? A Systematic Study
AAAI 2026 ·
Xiaoran Fan
,
Zhichao Sun
,
Yangfan Gao
,
Jingfei Xiong
,
Hang Yan
,
Yifei Cao
,
Jiajun Sun
,
Shuo Li
,
Zhihao Zhang
, Zhiheng Xi,
Yuhao Zhou
,
Senjie Jin
,
Changhao Jiang
,
Junjie Ye
,
Ming Zhang
,
Rui Zheng
,
Zhenhua Han
,
Yunke Zhang
,
Demei Yan
,
Shaokang Dong
,
Tao Ji
,
Tao Gui
Which Reasoning Trajectories Teach Students to Reason Better? A Simple Metric of Informative Alignment
ACL 2026 ·
Yuming Yang
,
Mingyoung Lai
,
Wanxu Zhao
,
Xiaoran Fan
, Zhiheng Xi,
Mingqi Wu
,
Chiyue Huang
,
Jun Zhao
,
Haijun Lv
,
Jian Tong
,
Yunhua Zhou
,
Yicheng Zou
,
Qipeng Guo
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
AgentGym: Evaluating and Training Large Language Model-based Agents across Diverse Environments
ACL 2025 · Zhiheng Xi,
Yiwen Ding
,
Wenxiang Chen
,
Boyang Hong
,
Honglin Guo
,
Junzhe Wang
,
Xin Guo
,
Dingwen Yang
,
Chenyang Liao
,
Wei He
,
Songyang Gao
,
Lu Chen
,
Rui Zheng
,
Yicheng Zou
,
Tao Gui
,
Qi Zhang
,
Xipeng Qiu
,
Xuanjing Huang
,
Zuxuan Wu
,
Yu-Gang Jiang
Are LLMs Rational Investors? A Study on the Financial Bias in LLMs
ACL 2025 ·
Yuhang Zhou
,
Yuchen Ni
, Zhiheng Xi,
Zhangyue Yin
,
Yu He
,
Gan Yunhui
,
Xiang Liu
,
Zhang Jian
,
Sen Liu
,
Xipeng Qiu
,
Yixin Cao
,
Guangnan Ye
,
Hongfeng Chai
BMMR: A Large-Scale Bilingual Multimodal Multi-Discipline Reasoning Dataset
NeurIPS 2025 · Zhiheng Xi,
Guanyu Li
,
Yutao Fan
,
Honglin Guo
,
Yufang Liu
,
Xiaoran Fan
,
Jiaqi Liu
,
Jingchao Ding
,
Wangmeng Zuo
,
Zhenfei Yin
,
Lei Bai
,
Tao Ji
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
Better Process Supervision with Bi-directional Rewarding Signals
ACL 2025 ·
Wenxiang Chen
,
Wei He
, Zhiheng Xi,
Honglin Guo
,
Boyang Hong
,
Jiazheng Zhang
,
Nijun Li
,
Tao Gui
,
Yun Li
,
Qi Zhang
,
Xuanjing Huang
CritiQ: Mining Data Quality Criteria from Human Preferences
ACL 2025 ·
Honglin Guo
,
Kai Lv
,
Qipeng Guo
,
Tianyi Liang
, Zhiheng Xi,
Demin Song
,
Qiuyinzhe Zhang
,
Yu Sun
,
Kai Chen
,
Xipeng Qiu
,
Tao Gui
Distill Visual Chart Reasoning Ability from LLMs to MLLMs
EMNLP 2025 ·
Wei He
, Zhiheng Xi,
Wanxu Zhao
,
Xiaoran Fan
,
Yiwen Ding
,
Zifei Shan
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
Have the VLMs Lost Confidence? A Study of Sycophancy in VLMs
ICLR 2025 ·
Shuo Li
,
Tao Ji
,
Xiaoran Fan
,
Linsheng Lu
,
Leyi Yang
,
Yuming Yang
, Zhiheng Xi,
Rui Zheng
,
Yuran Wang
,
Xiaohui Zhao
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
LLMEval-Med: A Real-world Clinical Benchmark for Medical LLMs with Physician Validation
EMNLP 2025 ·
Ming Zhang
,
Yujiong Shen
,
Zelin Li
,
Huayu Sha
,
Binze Hu
,
Yuhui Wang
,
Chenhao Huang
,
Shichun Liu
,
Jingqi Tong
,
Changhao Jiang
,
Mingxu Chai
, Zhiheng Xi,
Shihan Dou
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
LoRACoE: Improving Large Language Model via Composition-based LoRA Expert
EMNLP 2025 ·
Guanyu Li
, Zhiheng Xi,
Zhihao Zhang
,
Boyang Hong
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
Mitigating Object Hallucinations in MLLMs via Multi-Frequency Perturbations
EMNLP 2025 ·
Shuo Li
,
Jiajun Sun
,
Guodong Zheng
,
Xiaoran Fan
,
Yujiong Shen
,
Yi Lu
, Zhiheng Xi,
Yuming Yang
,
Wenming Tan
,
Tao Ji
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
Mitigating Tail Narrowing in LLM Self-Improvement via Socratic-Guided Sampling
NAACL 2025 ·
Yiwen Ding
, Zhiheng Xi,
Wei He
,
Lizhuoyuan Lizhuoyuan
,
Yitao Zhai
,
Shi Xiaowei
,
Xunliang Cai
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
Multi-Programming Language Sandbox for LLMs
ACL 2025 ·
Shihan Dou
,
Jiazheng Zhang
,
Jianxiang Zang
,
Yunbo Tao
,
Weikang Zhou
,
Haoxiang Jia
,
Shichun Liu
,
Yuming Yang
,
Shenxi Wu
, Zhiheng Xi,
Muling Wu
,
Rui Zheng
,
Changze Lv
,
Limao Xiong
,
Shaoqing Zhang
,
Lin Zhang
,
Wenyu Zhan
,
Rongxiang Weng
,
Jingang Wang
,
Xunliang Cai
,
Yueming Wu
,
Ming Wen
,
Yixin Cao
,
Tao Gui
,
Xipeng Qiu
,
Qi Zhang
,
Xuanjing Huang
PFDial: A Structured Dialogue Instruction Fine-tuning Method Based on UML Flowcharts
ACL 2025 ·
Ming Zhang
,
Yuhui Wang
,
Yujiong Shen
,
Tingyi Yang
,
Changhao Jiang
,
Yilong Wu
,
Shihan Dou
,
Qinhao Chen
, Zhiheng Xi,
Zhihao Zhang
,
Yi Dong
,
Zhen Wang
,
Zhihui Fei
,
Mingyang Wan
,
Tao Liang
,
Guojun Ma
,
Qi Zhang
,
Tao Gui
,
Xuanjing Huang
Parrot: A Training Pipeline Enhances Both Program CoT and Natural Language CoT for Reasoning
EMNLP 2025 ·
Senjie Jin
,
Lu Chen
, Zhiheng Xi,
Yuhui Wang
,
Sirui Song
,
Yuhao Zhou
,
Xinbo Zhang
,
Peng Sun
,
Hong Lu
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
Pre-Trained Policy Discriminators are General Reward Models
NeurIPS 2025 ·
Shihan Dou
,
Shichun Liu
,
Yuming Yang
,
Yicheng Zou
,
Yunhua Zhou
,
Shuhao Xing
,
Chenhao Huang
,
Qiming Ge
,
Haijun Lv
,
Demin Song
,
Songyang Gao
,
Chengqi Lyu
,
Enyu Zhou
,
Honglin Guo
, Zhiheng Xi,
Qipeng Guo
,
Wenwei Zhang
,
Tao Gui
,
Qi Zhang
,
Xipeng Qiu
,
Xuanjing Huang
,
Kai Chen
RMB: Comprehensively benchmarking reward models in LLM alignment
ICLR 2025 ·
Enyu Zhou
,
Guodong Zheng
,
Binghai Wang
, Zhiheng Xi,
Shihan Dou
,
Rong Bao
,
Wei Shen
,
Limao Xiong
,
Jessica Fan
,
Yurong Mou
,
Rui Zheng
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
TL-Training: A Task-Feature-Based Framework for Training Large Language Models in Tool Use
EMNLP 2025 ·
Junjie Ye
,
Yilong Wu
,
Sixian Li
,
Yuming Yang
, Zhiheng Xi,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
,
Peng Wang
,
Zhongchao Shi
,
Jianping Fan
,
Zhengyin Du
ToolHop: A Query-Driven Benchmark for Evaluating Large Language Models in Multi-Hop Tool Use
ACL 2025 ·
Junjie Ye
,
Zhengyin Du
,
Xuesong Yao
,
Weijian Lin
,
Yufei Xu
,
Zehui Chen
,
Zaiyuan Wang
,
Sining Zhu
, Zhiheng Xi,
Siyu Yuan
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
,
Jiecao Chen
Toward Optimal LLM Alignments Using Two-Player Games
EMNLP 2025 ·
Rui Zheng
,
Hongyi Guo
,
Zhihan Liu
,
Xiaoying Zhang
,
Yuanshun Yao
,
Xiaojun Xu
,
Zhaoran Wang
, Zhiheng Xi,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
,
Yang Liu
,
Hang Li
Improving Discriminative Capability of Reward Models in RLHF Using Contrastive Learning
EMNLP 2024 ·
Lu Chen
,
Rui Zheng
,
Binghai Wang
,
Senjie Jin
,
Caishuang Huang
,
Junjie Ye
,
Zhihao Zhang
,
Yuhao Zhou
, Zhiheng Xi,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
Improving Generalization of Alignment with Human Preferences through Group Invariant Learning
ICLR 2024 ·
Rui Zheng
,
Wei Shen
,
Yuan Hua
,
Wenbin Lai
,
Shihan Dou
,
Yuhao Zhou
, Zhiheng Xi,
Xiao Wang
,
Haoran Huang
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
Inverse-Q*: Token Level Reinforcement Learning for Aligning Large Language Models Without Preference Data
EMNLP 2024 ·
Han Xia
,
Songyang Gao
,
Qiming Ge
, Zhiheng Xi,
Qi Zhang
,
Xuanjing Huang
LoRAMoE: Alleviating World Knowledge Forgetting in Large Language Models via MoE-Style Plugin
ACL 2024 ·
Shihan Dou
,
Enyu Zhou
,
Yan Liu
,
Songyang Gao
,
Wei Shen
,
Limao Xiong
,
Yuhao Zhou
,
Xiao Wang
, Zhiheng Xi,
Xiaoran Fan
,
Shiliang Pu
,
Jiang Zhu
,
Rui Zheng
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
Reward Modeling Requires Automatic Adjustment Based on Data Quality
EMNLP 2024 ·
Binghai Wang
,
Rui Zheng
,
Lu Chen
, Zhiheng Xi,
Wei Shen
,
Yuhao Zhou
,
Dong Yan
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
Self-Demos: Eliciting Out-of-Demonstration Generalizability in Large Language Models
NAACL 2024 ·
Wei He
,
Shichun Liu
,
Jun Zhao
,
Yiwen Ding
,
Yi Lu
, Zhiheng Xi,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang
StepCoder: Improving Code Generation with Reinforcement Learning from Compiler Feedback
ACL 2024 ·
Shihan Dou
,
Yan Liu
,
Haoxiang Jia
,
Enyu Zhou
,
Limao Xiong
,
Junjie Shan
,
Caishuang Huang
,
Xiao Wang
,
Xiaoran Fan
, Zhiheng Xi,
Yuhao Zhou
,
Tao Ji
,
Rui Zheng
,
Qi Zhang
,
Tao Gui
,
Xuanjing Huang
Training Large Language Models for Reasoning through Reverse Curriculum Reinforcement Learning
ICML 2024 · Zhiheng Xi,
Wenxiang Chen
,
Boyang Hong
,
Senjie Jin
,
Rui Zheng
,
Wei He
,
Yiwen Ding
,
Shichun Liu
,
Xin Guo
,
Junzhe Wang
,
Honglin Guo
,
Wei Shen
,
Xiaoran Fan
,
Yuhao Zhou
,
Shihan Dou
,
Xiao Wang
,
Xinbo Zhang
,
Peng Sun
,
Tao Gui
,
Qi Zhang
,
Xuanjing Huang