Few-Shot Generative Conversational Query Rewriting. - Shi Yu 001; Jiahua Liu; Jingqin Yang; Chenyan Xiong; Paul N. Bennett; Jianfeng Gao 001; Zhiyuan Liu 001 (SIGIR, 2020)

CMT in TREC-COVID Round 2: Mitigating the Generalization Gaps from Web to Special Domain Search. - Chenyan Xiong; Zhenghao Liu 001; Si Sun; Zhuyun Dai; Kaitao Zhang; Shi Yu 001; Zhiyuan Liu 001; Hoifung Poon; Jianfeng Gao 001; Paul Bennett 001 (CoRR, 2020)

Few-Shot Conversational Dense Retrieval. - Shi Yu 001; Zhenghao Liu 001; Chenyan Xiong; Tao Feng; Zhiyuan Liu 001 (SIGIR, 2021)

P3 Ranker: Mitigating the Gaps between Pre-training and Ranking Fine-tuning with Prompt-based Learning and Pre-finetuning. - Xiaomeng Hu; Shi Yu 001; Chenyan Xiong; Zhenghao Liu 001; Zhiyuan Liu 001; Ge Yu 001 (SIGIR, 2022)

P3 Ranker: Mitigating the Gaps between Pre-training and Ranking Fine-tuning with Prompt-based Learning and Pre-finetuning. - Xiaomeng Hu; Shi Yu 001; Chenyan Xiong; Zhenghao Liu 001; Zhiyuan Liu 001; Ge Yu 001 (CoRR, 2022)

Structure-Aware Language Model Pretraining Improves Dense Retrieval on Structured Data. - Xinze Li; Zhenghao Liu 001; Chenyan Xiong; Shi Yu 001; Yu Gu 002; Zhiyuan Liu 001; Ge Yu 001 (ACL (Findings), 2023)

Augmentation-Adapted Retriever Improves Generalization of Language Models as Generic Plug-In. - Zichun Yu; Chenyan Xiong; Shi Yu 001; Zhiyuan Liu 001 (ACL (1), 2023)

Text Matching Improves Sequential Recommendation by Reducing Popularity Biases. - Zhenghao Liu 001; Sen Mei; Chenyan Xiong; Xiaohua Li; Shi Yu 001; Zhiyuan Liu 001; Yu Gu 002; Ge Yu 001 (CIKM, 2023)

OpenMatch-v2: An All-in-one Multi-Modality PLM-based Information Retrieval Toolkit. - Shi Yu 001; Zhenghao Liu 001; Chenyan Xiong; Zhiyuan Liu 001 (SIGIR, 2023)

Rethinking Dense Retrieval's Few-Shot Ability. - Si Sun; Yida Lu; Shi Yu 001; Xiangyang Li; Zhonghua Li; Zhao Cao; Zhiyuan Liu 001; Deiming Ye; Jie Bao (CoRR, 2023)

Fusion-in-T5: Unifying Document Ranking Signals for Improved Information Retrieval. - Shi Yu 001; Chenghao Fan; Chenyan Xiong; David Jin; Zhiyuan Liu 001; Zhenghao Liu 001 (CoRR, 2023)

Fusion-in-T5: Unifying Variant Signals for Simple and Effective Document Ranking with Attention Fusion. - Shi Yu 001; Chenghao Fan; Chenyan Xiong; David Jin; Zhiyuan Liu 001; Zhenghao Liu 001 (LREC/COLING, 2024)

ActiveRAG: Revealing the Treasures of Knowledge via Active Learning. - Zhipeng Xu; Zhenghao Liu 001; Yibin Liu; Chenyan Xiong; Yukun Yan; Shuo Wang 013; Shi Yu 001; Zhiyuan Liu 001; Ge Yu 001 (CoRR, 2024)

Say More with Less: Understanding Prompt Learning Behaviors through Gist Compression. - Xinze Li; Zhenghao Liu 001; Chenyan Xiong; Shi Yu 001; Yukun Yan; Shuo Wang 013; Ge Yu 001 (CoRR, 2024)

RAGEval: Scenario Specific RAG Evaluation Dataset Generation Framework. - Kunlun Zhu; Yifan Luo; Dingling Xu; Ruobing Wang; Shi Yu 001; Shuo Wang 013; Yukun Yan; Zhenghao Liu 001; Xu Han 007; Zhiyuan Liu 001; Maosong Sun 001 (CoRR, 2024)

Multi-Modal Multi-Granularity Tokenizer for Chu Bamboo Slip Scripts. - Yingfa Chen; Chenlong Hu; Cong Feng; Chenyang Song; Shi Yu 001; Xu Han 007; Zhiyuan Liu 001; Maosong Sun 001 (CoRR, 2024)

Retriever-and-Memory: Towards Adaptive Note-Enhanced Retrieval-Augmented Generation. - Ruobing Wang; Daren Zha; Shi Yu 001; Qingfei Zhao; Yuxuan Chen; Yixuan Wang; Shuo Wang 013; Yukun Yan; Zhenghao Liu 001; Xu Han 007; Zhiyuan Liu 001; Maosong Sun 001 (CoRR, 2024)

KBAlign: Efficient Self Adaptation on Specific Knowledge Bases. - Zheni Zeng; Yuxuan Chen; Shi Yu 001; Yukun Yan; Zhenghao Liu 001; Shuo Wang 013; Xu Han 007; Zhiyuan Liu 001; Maosong Sun 001 (CoRR, 2024)

Craw4LLM: Efficient Web Crawling for LLM Pretraining. - Shi Yu 001; Zhiyuan Liu 001; Chenyan Xiong (ACL (Findings), 2025)

RankCoT: Refining Knowledge for Retrieval-Augmented Generation through Ranking Chain-of-Thoughts. - Mingyan Wu; Zhenghao Liu 001; Yukun Yan; Xinze Li; Shi Yu 001; Zheni Zeng; Yu Gu 002; Ge Yu 001 (ACL (1), 2025)

RAGEval: Scenario Specific RAG Evaluation Dataset Generation Framework. - Kunlun Zhu; Yifan Luo; Dingling Xu; Yukun Yan; Zhenghao Liu 001; Shi Yu 001; Ruobing Wang; Shuo Wang 013; Yishan Li; Nan Zhang; Xu Han 007; Zhiyuan Liu 001; et al. (ACL (1), 2025)

Multi-Modal Multi-Granularity Tokenizer for Chu Bamboo Slips. - Yingfa Chen; Chenlong Hu; Cong Feng; Chenyang Song; Shi Yu 001; Xu Han 007; Zhiyuan Liu 001; Maosong Sun 001 (COLING, 2025)

RAG-DDR: Optimizing Retrieval-Augmented Generation Using Differentiable Data Rewards. - Xinze Li; Sen Mei; Zhenghao Liu 001; Yukun Yan; Shuo Wang 013; Shi Yu 001; Zheni Zeng; Hao Chen; Ge Yu 001; Zhiyuan Liu 001; Maosong Sun 001; Chenyan Xiong (ICLR, 2025)

VisRAG: Vision-based Retrieval-augmented Generation on Multi-modality Documents. - Shi Yu 001; Chaoyue Tang; Bokai Xu; Junbo Cui; Junhao Ran; Yukun Yan; Zhenghao Liu 001; Shuo Wang 013; Xu Han 007; Zhiyuan Liu 001; Maosong Sun 001 (ICLR, 2025)

Learning More Effective Representations for Dense Retrieval through Deliberate Thinking Before Search. - Yifan Ji; Zhipeng Xu; Zhenghao Liu 001; Yukun Yan; Shi Yu 001; Yishan Li; Zhiyuan Liu 001; Yu Gu 002; Ge Yu 001; Maosong Sun 001 (CoRR, 2025)

LLM-QE: Improving Query Expansion by Aligning Large Language Models with Ranking Preferences. - Sijia Yao; Pengcheng Huang 004; Zhenghao Liu 001; Yu Gu 002; Yukun Yan; Shi Yu 001; Ge Yu 001 (CoRR, 2025)

Building a Coding Assistant via the Retrieval-Augmented Language Model. - Xinze Li; Hanbin Wang; Zhenghao Liu 001; Shi Yu 001; Shuo Wang 013; Yukun Yan; Yukai Fu; Yu Gu 002; Ge Yu 001 (ACM Trans. Inf. Syst., 2025)

UltraRAG: A Modular and Automated Toolkit for Adaptive Retrieval-Augmented Generation. - Yuxuan Chen; Dewen Guo; Sen Mei; Xinze Li; Hao Chen; Yishan Li; Yixuan Wang; Chaoyue Tang; Ruobing Wang; Dingjun Wu; Yukun Yan; Zhenghao Liu 001; et al. (CoRR, 2025)

ConsRec: Denoising Sequential Recommendation through User-Consistent Preference Modeling. - Haidong Xin; Qiushi Xiong; Zhenghao Liu 001; Sen Mei; Yukun Yan; Shi Yu 001; Shuo Wang 013; Yu Gu 002; Ge Yu 001; Chenyan Xiong (CoRR, 2025)

KARE-RAG: Knowledge-Aware Refinement and Enhancement for RAG. - Yongjian Li; HaoCheng Chu; Yukun Yan; Zhenghao Liu 001; Shi Yu 001; Zheni Zeng; Ruobing Wang; Sen Song; Zhiyuan Liu 001; Maosong Sun 001 (CoRR, 2025)