I am a Ph.D. student in the School of Computer Science at Northwestern Polytechnical University (NWPU), supervised by Prof. Yu Zhiwen and Dr. Liu Jiaqi. I received my bachelor’s degree from the Honors College at NWPU.

My research mainly focuses on Human-AI Collaboration.

🔥 News

• 2025.10:  🎉🎉 Our paper “Hierarchical Reinforcement Learning based Human-AI Online Diagnosis” was accepted by the IEEE Transactions on Mobile Computing (IEEE TMC).
• 2025.04:  🎉🎉 Our paper “ActiveHAI: Active Collection based Human-AI Diagnosis with Limited Expert Predictions” was accepted by The 34th International Joint Conference on Artificial Intelligence (IJCAI) 2025.

📝 Publications

Human-AI Collaboration

1. Jiaqi Liu*, Xuehan Zhao, Xin Zhang, Zhiwen Yu, Bin Guo. Hierarchical Reinforcement Learning based Human-AI Online Diagnosis, IEEE Transactions on Mobile Computing (IEEE TMC), 2025. (CCF-A) Paper

2. Xuehan Zhao, Jiaqi Liu*, Xin Zhang, Zhiwen Yu, Bin Guo. ActiveHAI: Active Collection based Human-AI Diagnosis with Limited Expert Predictions, The 34th International Joint Conference on Artificial Intelligence (IJCAI), 2025. (CORE-A*, CCF-A) Paper

3. Xuehan Zhao, Jiaqi Liu*, Zhiwen Yu, Bin Guo. Improving Human-AI Collaboration in Medical Diagnosis with Combination Advice, IEEE International Conference on Multimedia & Expo (ICME), 2025. (CORE-A, CCF-B) Paper

4. Xuehan Zhao, Jiaqi Liu*, Yao Zhang, Zhiwen Yu, Bin Guo. HAIformer: Human-AI Collaboration Framework for Disease Diagnosis via Doctor-Enhanced Transformer, European Conference on Artificial Intelligence (ECAI), 2024. (CORE-A, CCF-B) Paper

5. Xuehan Zhao, Jiaqi Liu*, Zhiwen Yu, Bin Guo. HADT: Human-AI Diagnostic Team via Hierarchical Reinforcement Learning, Proceedings of the 2024 SIAM International Conference on Data Mining (SDM), 2024. (CORE-A, CCF-B) Paper