Zhenghao Liu

2026

doi dblp
Mixture-of-Retrieval Experts for Reasoning-Guided Multimodal Knowledge Exploitation.
Weimao Ke|Zhenghao Liu|Chunyi Peng|Hehe Fan|Yishan Li|Evi Yulianti|Zhipeng Xu|Sourav S. Bhowmick|Szymon Lukasik|Yu Gu|Hehe Fan|Chunyi Peng|Weimao Ke|Zhenghao Liu|Douglas W. Oard|Minghe Yu|Maosong Sun|Maxine Frank|Sourav S. Bhowmick|Yishan Li|Shaoping Ma|Yukun Yan|Shuo Wang|Shaoping Ma|Yukun Yan|Szymon Lukasik|Yu Gu|Douglas W. Oard|Minghe Yu|Ge Yu|Maosong Sun|Maxine Frank
Proceedings of the 49th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2026, MelbourneVICAustralia, July 20-24, 2026
doi dblp
ReAlign: Optimizing the Visual Document Retriever with Reasoning-Guided Fine-Grained Alignment.
Hao Yang|Eduardo Graells-Garrido|Zhipeng Xu|Yifan Ji|Zhipeng Xu|Eduardo Graells-Garrido|Zhenghao Liu|Yukun Yan|Zulong Chen|Shuo Wang|Yu Gu|Ge Yu
Proceedings of the 49th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2026, MelbourneVICAustralia, July 20-24, 2026

2025

doi dblp
Building a Coding Assistant via the Retrieval-Augmented Language Model.
Xinze Li|Hanbin Wang|Zhenghao Liu|Shi Yu|Shuo Wang|Yukun Yan|Yukai Fu|Yu Gu|Ge Yu
ACM Transactions on Information Systems (TOIS) 2025 Volume 43 Issue 2
doi dblp
Enhancing the Patent Matching Capability of Large Language Models via the Memory Graph.
Qiushi Xiong|Zhipeng Xu|Peng Zhang|Zhenghao Liu|Peng Zhang|Zhipeng Xu|Mengjia Wang|Zulong Chen|Yue Sun|Yu Gu|Xiaohua Li|Ge Yu
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025

2024

doi dblp
Exploring the Potential of Dimension Reduction in Building Efficient Dense Retrieval Systems.
Zhipeng Xu|Zhenghao Liu|Yu Gu|Ge Yu
Information Retrieval - 30th China Conference, CCIR 2024, Wuhan, China, October 18-20, 2024, Revised Selected Papers
doi dblp
Modeling User Viewing Flow using Large Language Models for Article Recommendation.
Zhenghao Liu|Zulong Chen|Moufeng Zhang|Shaoyang Duan|Hong Wen|Liangyue Li|Nan Li|Yu Gu|Ge Yu
Companion Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, Singapore, May 13-17, 2024

2023

doi dblp
Text Matching Improves Sequential Recommendation by Reducing Popularity Biases.
Zhenghao Liu|Sen Mei|Chenyan Xiong|Xiaohua Li|Shi Yu|Zhiyuan Liu|Yu Gu|Ge Yu
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023
doi dblp
OpenMatch-v2: An All-in-one Multi-Modality PLM-based Information Retrieval Toolkit.
Shi Yu|Zhenghao Liu|Chenyan Xiong|Zhiyuan Liu
Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2023, Taipei, Taiwan, July 23-27, 2023

2022

doi dblp
P3 Ranker: Mitigating the Gaps between Pre-training and Ranking Fine-tuning with Prompt-based Learning and Pre-finetuning.
Xiaomeng Hu|Shi Yu|Chenyan Xiong|Zhenghao Liu|Zhiyuan Liu|Ge Yu
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022

2021

doi dblp
More Robust Dense Retrieval with Contrastive Dual Learning.
Yizhi Li|Zhenghao Liu|Chenyan Xiong|Zhiyuan Liu
ICTIR '21: The 2021 ACM SIGIR International Conference on the Theory of Information Retrieval, Virtual Event, Canada, July 11, 2021
doi dblp
OpenMatch: An Open Source Library for Neu-IR Research.
Zhenghao Liu|Kaitao Zhang|Chenyan Xiong|Zhiyuan Liu|Maosong Sun
SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021
doi dblp
Few-Shot Conversational Dense Retrieval.
Rajat Arora|Shi Yu|Kevin Kao|Zhenghao Liu|Hsiang Lin|Chenyan Xiong|Yusuke Takebuchi|Tao Feng|Jingwei Wu|Zhiyuan Liu|Rajat Arora|Shi Yu|Kevin Kao|Zhenghao Liu|Hsiang Lin|Chenyan Xiong|Yusuke Takebuchi|Tao Feng|Jingwei Wu|Zhiyuan Liu
SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, Virtual Event, Canada, July 11-15, 2021

2020

doi dblp
Selective Weak Supervision for Neural Information Retrieval.
Kaitao Zhang|Chenyan Xiong|Zhenghao Liu|Zhiyuan Liu
WWW '20: The Web Conference 2020, Taipei, Taiwan, April 20-24, 2020