Missing Data Modeling with User Activity and Item Popularity in Recommendation. - Chong Chen 001; Min Zhang 006; Yiqun Liu 001; Shaoping Ma (AIRS, 2018)

Neural Attentional Rating Regression with Review-level Explanations. - Chong Chen 001; Min Zhang 006; Yiqun Liu 001; Shaoping Ma (WWW, 2018)

An Efficient Adaptive Transfer Neural Network for Social-aware Recommendation. - Chong Chen 001; Min Zhang 006; Chenyang Wang 003; Weizhi Ma; Minming Li; Yiqun Liu 001; Shaoping Ma (SIGIR, 2019)

Social Attentional Memory Network: Modeling Aspect- and Friend-Level Differences in Recommendation. - Chong Chen 001; Min Zhang 006; Yiqun Liu 001; Shaoping Ma (WSDM, 2019)

Efficient Heterogeneous Collaborative Filtering without Negative Sampling for Recommendation. - Chong Chen 001; Min Zhang 006; Yongfeng Zhang; Weizhi Ma; Yiqun Liu 001; Shaoping Ma (AAAI, 2020)

Jointly Non-Sampling Learning for Knowledge Graph Enhanced Recommendation. - Chong Chen 001; Min Zhang 006; Weizhi Ma; Yiqun Liu 001; Shaoping Ma (SIGIR, 2020)

Efficient Non-Sampling Factorization Machines for Optimal Context-Aware Recommendation. - Chong Chen 001; Min Zhang 006; Weizhi Ma; Yiqun Liu 001; Shaoping Ma (WWW, 2020)

Efficient Neural Matrix Factorization without Sampling for Recommendation. - Chong Chen 001; Min Zhang 006; Yongfeng Zhang; Yiqun Liu 001; Shaoping Ma (ACM Trans. Inf. Syst., 2020)

Graph Heterogeneous Multi-Relational Recommendation. - Chong Chen 001; Weizhi Ma; Min Zhang 006; Zhaowei Wang 002; Xiuqiang He 001; Chenyang Wang 003; Yiqun Liu 001; Shaoping Ma (AAAI, 2021)

Efficient Non-Sampling Knowledge Graph Embedding. - Zelong Li; Jianchao Ji; Zuohui Fu; Yingqiang Ge; Shuyuan Xu; Chong Chen 001; Yongfeng Zhang (WWW, 2021)

Toward Dynamic User Intention: Temporal Evolutionary Effects of Item Relations in Sequential Recommendation. - Chenyang Wang 003; Weizhi Ma; Min Zhang 006; Chong Chen 001; Yiqun Liu 001; Shaoping Ma (ACM Trans. Inf. Syst., 2021)

Towards Representation Alignment and Uniformity in Collaborative Filtering. - Chenyang Wang 003; Yuanqing Yu; Weizhi Ma; Min Zhang 006; Chong Chen 001; Yiqun Liu 001; Shaoping Ma (KDD, 2022)

Recommendation Unlearning. - Chong Chen 001; Fei Sun 001; Min Zhang 006; Bolin Ding (WWW, 2022)

Towards Ubiquitous Personalized Music Recommendation with Smart Bracelets. - Jiayu Li 001; Zhiyu He; Yumeng Cui; Chenyang Wang 003; Chong Chen 001; Chun Yu; Min Zhang 006; Yiqun Liu 001; Shaoping Ma (Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2022)

CFGL-LCR: A Counterfactual Graph Learning Framework for Legal Case Retrieval. - Kun Zhang 041; Chong Chen 001; Yuanzhuo Wang; Qi Tian 001; Long Bai 002 (KDD, 2023)

SAILER: Structure-aware Pre-trained Language Model for Legal Case Retrieval. - Haitao Li 006; Qingyao Ai; Jia Chen 003; Qian Dong; Yueyue Wu; Yiqun Liu 001; Chong Chen 001; Qi Tian 001 (SIGIR, 2023)

Session Search with Pre-trained Graph Classification Model. - Shengjie Ma; Chong Chen 001; Jiaxin Mao; Qi Tian 001; Xuhui Jiang (SIGIR, 2023)

E4SRec: An Elegant Effective Efficient Extensible Solution of Large Language Models for Sequential Recommendation. - Xinhang Li 001; Chong Chen 001; Xiangyu Zhao 001; Yong Zhang 002; Chunxiao Xing (CoRR, 2023)

Revisiting Negative Sampling vs. Non-sampling in Implicit Recommendation. - Chong Chen 001; Weizhi Ma; Min Zhang 006; Chenyang Wang 003; Yiqun Liu 001; Shaoping Ma (ACM Trans. Inf. Syst., 2023)

Sequential Recommendation with Multiple Contrast Signals. - Chenyang Wang 003; Weizhi Ma; Chong Chen 001; Min Zhang 006; Yiqun Liu 001; Shaoping Ma (ACM Trans. Inf. Syst., 2023)

A Survey on Dropout Methods and Experimental Verification in Recommendation. - Yangkun Li; Weizhi Ma; Chong Chen 001; Min Zhang 006; Yiqun Liu 001; Shaoping Ma; Yuekui Yang (IEEE Trans. Knowl. Data Eng., 2023)

Preliminary Study on Incremental Learning for Large Language Model-based Recommender Systems. - Tianhao Shi; Yang Zhang 072; Zhijian Xu; Chong Chen 001; Fuli Feng; Xiangnan He 001; Qi Tian 001 (CIKM, 2024)

Mamba Retriever: Utilizing Mamba for Effective and Efficient Dense Retrieval. - Hanqi Zhang; Chong Chen 001; Lang Mei; Qi Liu 071; Jiaxin Mao (CIKM, 2024)

Decoding Matters: Addressing Amplification Bias and Homogeneity Issue in Recommendations for Large Language Models. - Keqin Bao; Jizhi Zhang; Yang Zhang 072; Xinyue Huo; Chong Chen 001; Fuli Feng (EMNLP, 2024)

OpenSiteRec: An Open Dataset for Site Recommendation. - Xinhang Li 001; Xiangyu Zhao 001; Yejing Wang; Yu Liu 016; Chong Chen 001; Cheng Long 001; Yong Zhang 002; Chunxiao Xing (SIGIR, 2024)

BLADE: Enhancing Black-box Large Language Models with Small Domain-Specific Models. - Haitao Li 006; Qingyao Ai; Jia Chen 003; Qian Dong; Zhijing Wu 001; Yiqun Liu 001; Chong Chen 001; Qi Tian 001 (CoRR, 2024)

Leveraging Large Language Models for Relevance Judgments in Legal Case Retrieval. - Shengjie Ma; Chong Chen 001; Qi Chu 008; Jiaxin Mao (CoRR, 2024)

DELTA: Pre-train a Discriminative Encoder for Legal Case Retrieval via Structural Word Alignment. - Haitao Li 006; Qingyao Ai; Xinyan Han; Jia Chen 003; Qian Dong; Yiqun Liu 001; Chong Chen 001; Qi Tian 001 (CoRR, 2024)

Decoding Matters: Addressing Amplification Bias and Homogeneity Issue for LLM-based Recommendation. - Keqin Bao; Jizhi Zhang; Yang Zhang 072; Xinyue Huo; Chong Chen 001; Fuli Feng (CoRR, 2024)

KeyVideoLLM: Towards Large-scale Video Keyframe Selection. - Hao Liang; Jiapeng Li; Tianyi Bai; Xijie Huang; Linzhuang Sun; Zhengren Wang; Conghui He; Bin Cui 001; Chong Chen 001; Wentao Zhang 001 (CoRR, 2024)

SynthVLM: High-Efficiency and High-Quality Synthetic Data for Vision Language Models. - Zheng Liu; Hao Liang; Xijie Huang; Wentao Xiong; Qinhan Yu; Linzhuang Sun; Chong Chen 001; Conghui He; Bin Cui 001; Wentao Zhang 001 (CoRR, 2024)

Large Language Model Enhanced Recommender Systems: Taxonomy, Trend, Application and Future. - Qidong Liu 002; Xiangyu Zhao 001; Yuhao Wang 006; Yejing Wang; Zijian Zhang 009; Yuqi Sun; Xiang Li 113; Maolin Wang 001; Pengyue Jia; Chong Chen 001; Wei Huang; Feng Tian 002 (CoRR, 2024)

Training-Free Heterogeneous Graph Condensation via Data Selection. - Yuxuan Liang; Wentao Zhang 001; Xinyi Gao 001; Ling Yang 006; Chong Chen 001; Hongzhi Yin; Yunhai Tong; Bin Cui 001 (ICDE, 2025)

Towards Scalable and Efficient Graph Structure Learning. - Siqi Shen; Wentao Zhang 001; Chengshuo Du; Chong Chen 001; Fangcheng Fu; Yingxia Shao; Bin Cui 001 (ICDE, 2025)

PanguIR Technical Report for NTCIR-18 AEOLLM Task. - Lang Mei; Chong Chen 001; Jiaxin Mao (NTCIR, 2025)

Bridge the Domains: Large Language Models Enhanced Cross-domain Sequential Recommendation. - Qidong Liu 002; Xiangyu Zhao 001; Yejing Wang; Zijian Zhang 009; Howard Zhong; Chong Chen 001; Xiang Li 113; Wei Huang; Feng Tian 002 (SIGIR, 2025)

Distributionally Robust Optimization for Unbiased Learning to Rank. - Zechun Niu; Lang Mei; Chong Chen 001; Jiaxin Mao (SIGIR, 2025)

MRAMG-Bench: A Comprehensive Benchmark for Advancing Multimodal Retrieval-Augmented Multimodal Generation. - Qinhan Yu; Zhiyou Xiao; Binghui Li; Zhengren Wang; Chong Chen 001; Wentao Zhang 001 (SIGIR, 2025)

Explainable CTR Prediction via LLM Reasoning. - Xiaohan Yu; Li Zhang 131; Chong Chen 001 (WSDM, 2025)

Unveiling the Potential of Multimodal Retrieval Augmented Generation with Planning. - Xiaohan Yu; Zhihan Yang; Chong Chen 001 (CoRR, 2025)

A Survey of Multimodal Retrieval-Augmented Generation. - Lang Mei; Siyu Mo; Zhihan Yang; Chong Chen 001 (CoRR, 2025)

Structure-Aware Conversational Legal Case Retrieval. - Bulou Liu; Yiran Hu; Qingyao Ai; Yueyue Wu; Yiqun Liu 001; Chenliang Li; Fan Zhang 053; Weixing Shen; Chong Chen 001; Qi Tian 001 (ACM Trans. Inf. Syst., 2025)

TableRAG: A Retrieval Augmented Generation Framework for Heterogeneous Document Reasoning. - Xiaohan Yu; Pu Jian; Chong Chen 001 (CoRR, 2025)

PilotRL: Training Language Model Agents via Global Planning-Guided Progressive Reinforcement Learning. - Keer Lu; Chong Chen 001; Bin Cui 001; Huang Leng; Wentao Zhang 001 (CoRR, 2025)

M2IO-R1: An Efficient RL-Enhanced Reasoning Framework for Multimodal Retrieval Augmented Multimodal Generation. - Zhiyou Xiao; Qinhan Yu; Binghui Li; Geng Chen; Chong Chen 001; Wentao Zhang 001 (CoRR, 2025)

A Bi-Step Grounding Paradigm for Large Language Models in Recommendation Systems. - Keqin Bao; Jizhi Zhang; Wenjie Wang 007; Yang Zhang 072; Zhengyi Yang 007; Yanchen Luo; Chong Chen 001; Fuli Feng; Qi Tian 001 (Trans. Recomm. Syst., 2025)