Exploiting Knowledge Hierarchy for Finding Similar Exercises in Online Education Systems. - Wei Tong; Shiwei Tong; Wei Huang 002; Liyang He; Jianhui Ma; Qi Liu 003; Enhong Chen (ICDM, 2020)

An Efficient and Robust Semantic Hashing Framework for Similar Text Search. - Liyang He; Zhenya Huang; Enhong Chen; Qi Liu 003; Shiwei Tong; Hao Wang 076; Defu Lian; Shijin Wang 001 (ACM Trans. Inf. Syst., 2023)

CONSIDER: Commonalities and Specialties Driven Multilingual Code Retrieval Framework. - Rui Li 093; Liyang He; Qi Liu 003; Yuze Zhao; Zheng Zhang 048; Zhenya Huang; Yu Su 002; Shijin Wang 001 (AAAI, 2024)

Optimizing Code Retrieval: High-Quality and Scalable Dataset Annotation through Large Language Models. - Rui Li 093; Qi Liu 003; Liyang He; Zheng Zhang 048; Hao Zhang 088; Shengyu Ye; Junyu Lu; Zhenya Huang (EMNLP, 2024)

One-bit Deep Hashing: Towards Resource-Efficient Hashing Model with Binary Neural Network. - Liyang He; Zhenya Huang; Chenglong Liu; Rui Li 093; Runze Wu 001; Qi Liu 003; Enhong Chen (ACM Multimedia, 2024)

Bit-mask Robust Contrastive Knowledge Distillation for Unsupervised Semantic Hashing. - Liyang He; Zhenya Huang; Jiayu Liu 001; Enhong Chen; Fei Wang 063; Jing Sha; Shijin Wang 001 (WWW, 2024)

Aligning LLMs through Multi-perspective User Preference Ranking-based Feedback for Programming Question Answering. - Hongyu Yang; Liyang He; Min Hou; Shuanghong Shen; Rui Li 093; Jiahui Hou; Jianhui Ma; Junda Zhao (CoRR, 2024)

A Flexible Plug-and-Play Module for Generating Variable-Length. - Liyang He; Yuren Zhang; Rui Li 093; Zhenya Huang; Runze Wu 001; Enhong Chen (CoRR, 2024)

Refining Sentence Embedding Model through Ranking Sentences Generation with Large Language Models. - Liyang He; Chenglong Liu; Rui Li 093; Zhenya Huang; Shulan Ruan; Jun Zhou 011; Enhong Chen (ACL (Findings), 2025)

UniRAG: Unified Query Understanding Method for Retrieval Augmented Generation. - Rui Li; Liyang He; Qi Liu; Zheng Zhang; Heng Yu; Yuyang Ye; Linbo Zhu; Yu Su (ACL (1), 2025)

CA-GAR: Context-Aware Alignment of LLM Generation for Document Retrieval. - Heng Yu; Junfeng Kang; Rui Li 093; Qi Liu 003; Liyang He; Zhenya Huang; Shuanghong Shen; Junyu Lu (ACL (Findings), 2025)

Multi-perspective Preference Alignment of LLMs for Programming-Community Question Answering. - Hongyu Yang; Jiahui Hou; Liyang He; Rui Li (COLING, 2025)

MGS3: A Multi-Granularity Self-Supervised Code Search Framework. - Rui Li 093; Junfeng Kang; Qi Liu 003; Liyang He; Zheng Zhang 048; Yunhao Sha; Linbo Zhu; Zhenya Huang (KDD (1), 2025)