PPaperPicks

Zhenghao Liu

Northeastern University, School of Computer Science and Engineering, Shenyang, China

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

DBLP profile ↗ORCID 0000-0003-0083-3224 ↗Google Scholar ↗Homepage ↗

Venues

ACL ×20EMNLP ×7AAAI ×3ICLR ×3SIGIR ×3NAACL ×2NeurIPS ×2ACM MM ×1EACL ×1ECML-PKDD ×1ICDE ×1SIGKDD ×1WWW ×1

Frequent coauthors

Yukun Yan
×29
Ge Yu
×28
Maosong Sun
×25
Shuo Wang
×22
Zhiyuan Liu
×22
Yu Gu
×20
Xinze Li
×11
Shi Yu
×10
Zulong Chen
×8
Zhipeng Xu
×7
Pengcheng Huang
×6
Chenyan Xiong
×6

Papers

  1. CheckRLM: Effective Knowledge-Thought Coherence Checking in Retrieval-Augmented Reasoning
    ACL 2026 ·
    Dingling Xu
    ,
    Ruobing Wang
    ,
    Qingfei Zhao
    ,
    Yukun Yan
    ,
    Zhichun Wang
    ,
    Daren Zha
    ,
    Shi Yu
    , Zhenghao Liu,
    Shuo Wang
    ,
    Xu Han
    ,
    Maosong Sun
  2. Chunks as Arms: Multi-Armed Bandit-Guided Sampling for Long-Context LLM Preference Optimization
    ACL 2026 ·
    Shaohua Duan
    ,
    Pengcheng Huang
    ,
    Xinze Li
    , Zhenghao Liu,
    Xiaoyuan Yi
    ,
    Yukun Yan
    ,
    Shuo Wang
    ,
    Yu Gu
    ,
    Ge Yu
    ,
    Maosong Sun
  3. Empirical Analysis of Decoding Biases in Masked Diffusion Models
    ACL 2026 ·
    Pengcheng Huang
    ,
    Tianming Liu
    , Zhenghao Liu,
    Yukun Yan
    ,
    Shuo Wang
    ,
    Tong Xiao
    ,
    Zulong Chen
    ,
    Maosong Sun
  4. Enhancing Long-Chain Reasoning Distillation through Error-Aware Self-Reflection
    ACL 2026 ·
    Zhuoyang Wu
    ,
    Xinze Li
    , Zhenghao Liu,
    Yukun Yan
    ,
    Zhiyuan Liu
    ,
    Minghe Yu
    ,
    Cheng Yang
    ,
    Yu Gu
    ,
    Ge Yu
    ,
    Maosong Sun
  5. HqeKV: Towards Hybrid Quantization and Eviction for KV Cache in Long-Context LLM Inference
    ACL 2026 ·
    He Wang
    ,
    Yu Gu
    ,
    Fangfang Li
    ,
    Zhigang Wang
    , Zhenghao Liu,
    Ning Wang
    ,
    Xiaohua Li
    ,
    Ge Yu
  6. IROTE: Human-like Traits Elicitation of Large Language Model via In-Context Self-Reflective Optimization
    AAAI 2026 ·
    Yuzhuo Bai
    ,
    Shitong Duan
    ,
    Muhua Huang
    ,
    Jing Yao
    , Zhenghao Liu,
    Peng Zhang
    ,
    Tun Lu
    ,
    Xiaoyuan Yi
    ,
    Maosong Sun
    ,
    Xing Xie
  7. LISRec: Modeling User Preferences with Learned Item Shortcuts for Sequential Recommendation
    SIGKDD 2026 ·
    Haidong Xin
    , Zhenghao Liu,
    Sen Mei
    ,
    Yukun Yan
    ,
    Shi Yu
    ,
    Shuo Wang
    ,
    Zulong Chen
    ,
    Yu Gu
    ,
    Ge Yu
    ,
    Chenyan Xiong
  8. Lang2Act: Fine-Grained Visual Reasoning through Self-Emergent Linguistic Toolchains
    ACL 2026 ·
    Yuqi Xiong
    ,
    Chunyi Peng
    ,
    Zhipeng Xu
    , Zhenghao Liu,
    Zulong Chen
    ,
    Yukun Yan
    ,
    Shuo Wang
    ,
    Yu Gu
    ,
    Ge Yu
  9. LexChain: Modeling Legal Reasoning Chains for Chinese Tort Case Analysis
    AAAI 2026 ·
    Huiyuan Xie
    ,
    Chenyang Li
    ,
    Huining Zhu
    ,
    Chubin Zhang
    ,
    Yuxiao Ye
    , Zhenghao Liu,
    Zhiyuan Liu
  10. LexRel: Benchmarking Legal Relation Extraction for Chinese Civil Cases
    ACL 2026 ·
    Yida Cai
    ,
    Ranjuexiao Hu
    ,
    Huiyuan Xie
    ,
    Chenyang Li
    ,
    Yun Liu
    ,
    Yuxiao Ye
    , Zhenghao Liu,
    Weixing Shen
    ,
    Zhiyuan Liu
  11. Long-Chain Reasoning Distillation via Adaptive Prefix Alignment
    ACL 2026 · Zhenghao Liu,
    Zhuoyang Wu
    ,
    Xinze Li
    ,
    Yukun Yan
    ,
    Shuo Wang
    ,
    Zulong Chen
    ,
    Yu Gu
    ,
    Ge Yu
    ,
    Maosong Sun
  12. MetaMem: Evolving Meta-Memory for Knowledge Utilization through Self-Reflective Symbolic Optimization
    ACL 2026 ·
    Haidong Xin
    ,
    Xinze Li
    , Zhenghao Liu,
    Yukun Yan
    ,
    Shuo Wang
    ,
    Cheng Yang
    ,
    Yu Gu
    ,
    Ge Yu
    ,
    Maosong Sun
  13. Mitigating Judgment Preference Bias in Large Language Models through Group-Based Polling
    ACL 2026 ·
    Shuliang Liu
    ,
    Zhipeng Xu
    , Zhenghao Liu,
    Yukun Yan
    ,
    Minghe Yu
    ,
    Yu Gu
    ,
    Chong Chen
    ,
    Huiyuan Xie
    ,
    Ge Yu
  14. Mixture-of-Retrieval Experts for Reasoning-Guided Multimodal Knowledge Exploitation
    SIGIR 2026 ·
    Chunyi Peng
    ,
    Zhipeng Xu
    , Zhenghao Liu,
    Yishan Li
    ,
    Yukun Yan
    ,
    Shuo Wang
    ,
    Yu Gu
    ,
    Minghe Yu
    ,
    Ge Yu
    ,
    Maosong Sun
  15. PathRAG: Pruning Graph-based Retrieval Augmented Generation with Relational Paths
    AAAI 2026 ·
    Boyu Chen
    ,
    Zirui Guo
    ,
    Zidan Yang
    ,
    Yuluo Chen
    ,
    Junze Chen
    , Zhenghao Liu,
    Chuan Shi
    ,
    Cheng Yang
  16. ReAlign: Optimizing the Visual Document Retriever with Reasoning-Guided Fine-Grained Alignment
    SIGIR 2026 ·
    Hao Yang
    ,
    Yifan Ji
    ,
    Zhipeng Xu
    , Zhenghao Liu,
    Yukun Yan
    ,
    Zulong Chen
    ,
    Shuo Wang
    ,
    Yu Gu
    ,
    Ge Yu
  17. Revealing the Attention Floating Mechanism in Masked Diffusion Models
    ACL 2026 ·
    Xin Dai
    ,
    Pengcheng Huang
    , Zhenghao Liu,
    Shuo Wang
    ,
    Yukun Yan
    ,
    Chaojun Xiao
    ,
    Yu Gu
    ,
    Ge Yu
    ,
    Maosong Sun
  18. ThinkNote: Enhancing Knowledge Integration and Utilization of Large Language Models via Constructivist Cognition Modeling
    EACL 2026 ·
    Zhipeng Xu
    , Zhenghao Liu,
    Yukun Yan
    ,
    Shuo Wang
    ,
    Shi Yu
    ,
    Zheni Zeng
    ,
    Chaojun Xiao
    ,
    Zhiyuan Liu
    ,
    Ge Yu
    ,
    Chenyan Xiong
  19. Towards Efficient and Effective Diffusion Language Model Inference via Semantic-Aware Adaptive Denoising
    ACL 2026 ·
    Fan Li
    ,
    Yu Gu
    ,
    Zhigang Wang
    ,
    Fangling Leng
    , Zhenghao Liu,
    Ge Yu
  20. UNIKIE-BENCH: Benchmarking Large Multimodal Models for Key Information Extraction in Visual Documents
    ACL 2026 ·
    Yifan Ji
    ,
    Zhipeng Xu
    , Zhenghao Liu,
    Zulong Chen
    ,
    Qian Zhang
    ,
    Zhibo Yang
    ,
    Junyang Lin
    ,
    Yu Gu
    ,
    Ge Yu
    ,
    Maosong Sun
  21. A*-Thought: Efficient Reasoning via Bidirectional Compression for Low-Resource Settings
    NeurIPS 2025 ·
    Xiaoang Xu
    ,
    Shuo Wang
    ,
    Xu Han
    , Zhenghao Liu,
    Huijia Wu
    ,
    Peipei Li
    ,
    Zhiyuan Liu
    ,
    Maosong Sun
    ,
    Zhaofeng He
  22. Advancing LLM Reasoning Generalists with Preference Trees
    ICLR 2025 ·
    Lifan Yuan
    ,
    Ganqu Cui
    ,
    Hanbin Wang
    ,
    Ning Ding
    ,
    Xingyao Wang
    ,
    Boji Shan
    ,
    Zeyuan Liu
    ,
    Jia Deng
    ,
    Huimin Chen
    ,
    Ruobing Xie
    ,
    Yankai Lin
    , Zhenghao Liu,
    Bowen Zhou
    ,
    Hao Peng
    ,
    Zhiyuan Liu
    ,
    Maosong Sun
  23. Benchmarking Retrieval-Augmented Generation in Multi-Modal Contexts
    ACM MM 2025 · Zhenghao Liu,
    Xingsheng Zhu
    ,
    Tianshuo Zhou
    ,
    Xinyi Zhang
    ,
    Xiaoyuan Yi
    ,
    Yukun Yan
    ,
    Ge Yu
    ,
    Maosong Sun
  24. COAST: Enhancing the Code Debugging Ability of LLMs through Communicative Agent Based Data Synthesis
    NAACL 2025 ·
    Weiqing Yang
    ,
    Hanbin Wang
    , Zhenghao Liu,
    Xinze Li
    ,
    Yukun Yan
    ,
    Shuo Wang
    ,
    Yu Gu
    ,
    Minghe Yu
    ,
    Zhiyuan Liu
    ,
    Ge Yu
  25. ClueAnchor: Clue-Anchored Knowledge Reasoning Exploration and Optimization for Retrieval-Augmented Generation
    EMNLP 2025 ·
    Hao Chen
    ,
    Yukun Yan
    ,
    Sen Mei
    ,
    Wanxiang Che
    , Zhenghao Liu,
    Qi Shi
    ,
    Xinze Li
    ,
    Yuchun Fan
    ,
    Pengcheng Huang
    ,
    Qiushi Xiong
    ,
    Zhiyuan Liu
    ,
    Maosong Sun
  26. DeepNote: Note-Centric Deep Retrieval-Augmented Generation
    EMNLP 2025 ·
    Ruobing Wang
    ,
    Qingfei Zhao
    ,
    Yukun Yan
    ,
    Daren Zha
    ,
    Yuxuan Chen
    ,
    Shi Yu
    , Zhenghao Liu,
    Yixuan Wang
    ,
    Shuo Wang
    ,
    Xu Han
    ,
    Zhiyuan Liu
    ,
    Maosong Sun
  27. Enhancing the Patent Matching Capability of Large Language Models via the Memory Graph
    SIGIR 2025 ·
    Qiushi Xiong
    ,
    Zhipeng Xu
    , Zhenghao Liu,
    Mengjia Wang
    ,
    Zulong Chen
    ,
    Yue Sun
    ,
    Yu Gu
    ,
    Xiaohua Li
    ,
    Ge Yu
  28. ExpandR: Teaching Dense Retrievers Beyond Queries with LLM Guidance
    EMNLP 2025 ·
    Sijia Yao
    ,
    Pengcheng Huang
    , Zhenghao Liu,
    Yu Gu
    ,
    Yukun Yan
    ,
    Shi Yu
    ,
    Ge Yu
  29. Judge as A Judge: Improving the Evaluation of Retrieval-Augmented Generation through the Judge-Consistency of Large Language Models
    ACL 2025 ·
    Shuliang Liu
    ,
    Xinze Li
    , Zhenghao Liu,
    Yukun Yan
    ,
    Cheng Yang
    ,
    Zheni Zeng
    ,
    Zhiyuan Liu
    ,
    Maosong Sun
    ,
    Ge Yu
  30. KBAlign: Efficient Self Adaptation on Specific Textual Knowledge Bases
    EMNLP 2025 ·
    Zheni Zeng
    ,
    Yuxuan Chen
    ,
    Shi Yu
    ,
    Ruobing Wang
    ,
    Yukun Yan
    , Zhenghao Liu,
    Shuo Wang
    ,
    Xu Han
    ,
    Zhiyuan Liu
    ,
    Maosong Sun
  31. Leveraging Student Profiles and the Mamba Framework to Enhance Knowledge Tracing
    ECML-PKDD 2025 ·
    Mingxing Shao
    ,
    Tiancheng Zhang
    ,
    Minghe Yu
    , Zhenghao Liu,
    Yifang Yin
    ,
    Hengyu Liu
    ,
    Ge Yu
  32. ParamMute: Suppressing Knowledge-Critical FFNs for Faithful Retrieval-Augmented Generation
    NeurIPS 2025 ·
    Pengcheng Huang
    , Zhenghao Liu,
    Yukun Yan
    ,
    Haiyan Zhao
    ,
    Xiaoyuan Yi
    ,
    Hao Chen
    ,
    Zhiyuan Liu
    ,
    Maosong Sun
    ,
    Tong Xiao
    ,
    Ge Yu
    ,
    Chenyan Xiong
  33. PersLLM: A Personified Training Approach for Large Language Models
    EMNLP 2025 ·
    Zheni Zeng
    ,
    Jiayi Chen
    ,
    Huimin Chen
    ,
    Yukun Yan
    ,
    Yuxuan Chen
    , Zhenghao Liu,
    Zhiyuan Liu
    ,
    Maosong Sun
  34. RAG-DDR: Optimizing Retrieval-Augmented Generation Using Differentiable Data Rewards
    ICLR 2025 ·
    Xinze Li
    ,
    Sen Mei
    , Zhenghao Liu,
    Yukun Yan
    ,
    Shuo Wang
    ,
    Shi Yu
    ,
    Zheni Zeng
    ,
    Hao Chen
    ,
    Ge Yu
    ,
    Zhiyuan Liu
    ,
    Maosong Sun
    ,
    Chenyan Xiong
  35. RAGEval: Scenario Specific RAG Evaluation Dataset Generation Framework
    ACL 2025 ·
    Kunlun Zhu
    ,
    Yifan Luo
    ,
    Dingling Xu
    ,
    Yukun Yan
    , Zhenghao Liu,
    Shi Yu
    ,
    Ruobing Wang
    ,
    Shuo Wang
    ,
    Yishan Li
    ,
    Nan Zhang
    ,
    Xu Han
    ,
    Zhiyuan Liu
    ,
    Maosong Sun
  36. RankCoT: Refining Knowledge for Retrieval-Augmented Generation through Ranking Chain-of-Thoughts
    ACL 2025 ·
    Mingyan Wu
    , Zhenghao Liu,
    Yukun Yan
    ,
    Xinze Li
    ,
    Shi Yu
    ,
    Zheni Zeng
    ,
    Yu Gu
    ,
    Ge Yu
  37. ReCUT: Balancing Reasoning Length and Accuracy in LLMs via Stepwise Trails and Preference Optimization
    EMNLP 2025 ·
    Zhensheng Jin
    ,
    Xinze Li
    ,
    Yifan Ji
    ,
    Chunyi Peng
    , Zhenghao Liu,
    Qi Shi
    ,
    Yukun Yan
    ,
    Shuo Wang
    ,
    Furong Peng
    ,
    Ge Yu
  38. VisRAG: Vision-based Retrieval-augmented Generation on Multi-modality Documents
    ICLR 2025 ·
    Shi Yu
    ,
    Chaoyue Tang
    ,
    Bokai Xu
    ,
    Junbo Cui
    ,
    Junhao Ran
    ,
    Yukun Yan
    , Zhenghao Liu,
    Shuo Wang
    ,
    Xu Han
    ,
    Zhiyuan Liu
    ,
    Maosong Sun
  39. Chameleon: Towards Update-Efficient Learned Indexing for Locally Skewed Data
    ICDE 2024 ·
    Na Guo
    ,
    Yaqi Wang
    ,
    Wenli Sun
    ,
    Yu Gu
    ,
    Jianzhong Qi
    , Zhenghao Liu,
    Xiufeng Xia
    ,
    Ge Yu
  40. Enhancing Legal Case Retrieval via Scaling High-quality Synthetic Query-Candidate Pairs
    EMNLP 2024 ·
    Cheng Gao
    ,
    Chaojun Xiao
    , Zhenghao Liu,
    Huimin Chen
    ,
    Zhiyuan Liu
    ,
    Maosong Sun
  41. INTERVENOR: Prompting the Coding Ability of Large Language Models with the Interactive Chain of Repair
    ACL 2024 ·
    Hanbin Wang
    , Zhenghao Liu,
    Shuo Wang
    ,
    Ganqu Cui
    ,
    Ning Ding
    ,
    Zhiyuan Liu
    ,
    Ge Yu
  42. MARVEL: Unlocking the Multi-Modal Capability of Dense Retrieval via Visual Module Plugin
    ACL 2024 ·
    Tianshuo Zhou
    ,
    Sen Mei
    ,
    Xinze Li
    , Zhenghao Liu,
    Chenyan Xiong
    ,
    Zhiyuan Liu
    ,
    Yu Gu
    ,
    Ge Yu
  43. MatPlotAgent: Method and Evaluation for LLM-Based Agentic Scientific Data Visualization
    ACL 2024 ·
    Zhiyu Yang
    ,
    Zihan Zhou
    ,
    Shuo Wang
    ,
    Xin Cong
    ,
    Xu Han
    ,
    Yukun Yan
    , Zhenghao Liu,
    Zhixing Tan
    ,
    Pengyuan Liu
    ,
    Dong Yu
    ,
    Zhiyuan Liu
    ,
    Xiaodong Shi
    ,
    Maosong Sun
  44. Modeling User Viewing Flow using Large Language Models for Article Recommendation
    WWW 2024 · Zhenghao Liu,
    Zulong Chen
    ,
    Moufeng Zhang
    ,
    Shaoyang Duan
    ,
    Hong Wen
    ,
    Liangyue Li
    ,
    Nan Li
    ,
    Yu Gu
    ,
    Ge Yu
  45. Toolink: Linking Toolkit Creation and Using through Chain-of-Solving on Open-Source Model
    NAACL 2024 ·
    Cheng Qian
    ,
    Chenyan Xiong
    , Zhenghao Liu,
    Zhiyuan Liu
  46. UltraLink: An Open-Source Knowledge-Enhanced Multilingual Supervised Fine-tuning Dataset
    ACL 2024 ·
    Haoyu Wang
    ,
    Shuo Wang
    ,
    Yukun Yan
    ,
    Xujia Wang
    ,
    Zhiyu Yang
    ,
    Yuzhuang Xu
    , Zhenghao Liu,
    Liner Yang
    ,
    Ning Ding
    ,
    Xu Han
    ,
    Zhiyuan Liu
    ,
    Maosong Sun