| 2026 | AAAI | SSHPool: The Separated Subgraph-based Hierarchical Pooling. | Zhuo Xu, Lu Bai, Lixin Cui, Ming Li, Hangyuan Du, Ziyu Lyu, Yue Wang, Edwin R. Hancock |
| 2026 | ACL | Please refuse to answer me! Mitigating Over-Refusal in Large Language Models via Adaptive Contrastive Decoding. | Yupeng Qi, Ziyu Lyu, Lixin Cui, Lu Bai, Feng Xia |
| 2026 | WWW | RAIE: Region-Aware Incremental Preference Editing with LoRA for LLM-based Recommendation. | Jin Zeng, Yupeng Qi, Hui Li, Chengming Li, Ziyu Lyu, Lixin Cui, Lu Bai |
| 2025 | AAAI | DHAKR: Learning Deep Hierarchical Attention-Based Kernelized Representations for Graph Classification. | Feifei Qian, Lu Bai, Lixin Cui, Ming Li, Ziyu Lyu, Hangyuan Du, Edwin R. Hancock |
| 2025 | CIKM | SC-DAG: Semantic-Constrained Diffusion Attacks for Stealthy Exposure Manipulation in Visually-Aware Recommender Systems. | Ze Lin, Yuqiu Qian, Xiaodong Li, Ziyu Lyu, Hui Li |
| 2025 | EMNLP | MidPO: Dual Preference Optimization for Safety and Helpfulness in Large Language Models via a Mixture of Experts Framework. | Yupeng Qi, Ziyu Lyu, Min Yang, Yanlin Wang, Lu Bai, Lixin Cui |
| 2025 | ICML | ENAHPool: The Edge-Node Attention-based Hierarchical Pooling for Graph Neural Networks. | Zhehan Zhao, Lu Bai, Lixin Cui, Ming Li, Ziyu Lyu, Lixiang Xu, Yue Wang, Edwin R. Hancock |
| 2025 | IJCAI | DHTAGK: Deep Hierarchical Transitive-Aligned Graph Kernels for Graph Classification. | Xinya Qin, Lu Bai, Lixin Cui, Ming Li, Ziyu Lyu, Hangyuan Du, Edwin R. Hancock |
| 2025 | WWW | EGRec: Leveraging Generative Rich Intents for Enhanced Recommendation with Large Language Models. | Zhaorui Lian, Binzong Geng, Xiyu Chang, Yu Zhang, Ke Ding, Ziyu Lyu, Guanghu Yuan, Chengming Li, Min Yang, Zhaoxin Huan, Bin Shen, Yong He, Linjian Mo, Liang Zhang, Xing Zhu |
| 2025 | SIGIR | FairWork: A Generic Framework For Evaluating Fairness In LLM-Based Job Recommender System. | Yuhan Hu, Ziyu Lyu, Lu Bai, Lixin Cui |
| 2023 | ICDE | Multi-task Learning for Recommendation over Heterogeneous Information Network (Extended abstract). | Hui Li, Yanlin Wang, Ziyu Lyu, Jieming Shi |