Publication LUPE: Long-History User Profile Evolution for LLM-based Recommendation Yifei Sun, Lu Wang, Fangkai Yang, Pu Zhao, Liqun Li, Mingzheng Li, Jianjin Zhang, Jimeng Sun, Zhiwei Dai, Nan Hu, Zhengxin Zeng, Yuefeng Zhan, Weihao Han, Hao Sun, Qingwei Lin 林庆维, Saravan Rajmohan, Weiwei Deng, Feng Sun, Qi Zhang, Dongmei Zhang EMNLP’26 Findings
Publication VEM: Environment-Free Exploration for Training GUI Agent with Value Environment Model Mengzhuo Chen, Jiani zheng, Lu Wang, Fangkai Yang, Chaoyun Zhang, Lingrui Mei, Wenjie Yin, Qingwei Lin 林庆维, Dongmei Zhang, Saravan Rajmohan TMLR’26
Publication Cloud Intelligence / AIOps 2.0: Knowledge‑Anchored Agentic AIOps Dongmei Zhang, Qingwei Lin 林庆维, Si Qin, Liqun Li, Lianbin Chi, Dawei Song, Biao Cheng, Chaoyun Zhang, Yingnong Dang, Samia Khalid, Saravan Rajmohan, Sitaram Lanka FSE’26 Workshop (DISE)
Publication Token-level Proximal Policy Optimization for Query Generation Yichen Ouyang, Lu Wang, Fangkai Yang, Pu Zhao, Chenghua Huang, Jianfeng Liu, Bochen Pang, Yaming Yang, Yuefeng Zhan, Hao Sun, Qingwei Lin 林庆维, Saravan Rajmohan, Weiwei Deng, Dongmei Zhang, Feng Sun, Qi Zhang EMNLP’25 main
Publication EgoMemory: Memory-Augmented Personalized Retrieval for Long-Context Egocentric Video Yuanmin Tang, Jue Zhang, Xiaoting Qin, Jing Yu, Meikang Qiu, Gaopeng Gou, Gang Xiong, Qingwei Lin 林庆维, Saravan Rajmohan, Dongmei Zhang, Qi Wu ACL’26 findings
Publication Beyond State Consistency: Behavior Consistency in Text-Based World Models Youling Huang, Guanqiao Chen, Junchi Yao, Lu Wang, Fangkai Yang, Chao Du, ChenZhuo Zhao, Pu Zhao, , Qingwei Lin 林庆维, Saravan Rajmohan, Dongmei Zhang EMNLP’26 main
Publication WebXSkill: Skill Learning for Autonomous Web Agents Zhaoyang Wang, Qianhui Wu, Xuchao Zhang, Chaoyun Zhang, Wenlin Yao, Fazle Elahi Faisal, Baolin Peng, Si Qin, Suman Nath, , Qingwei Lin 林庆维 EMNLP’26 Findings
Publication DUET: Joint Exploration of User–Item Profiles in Recommendation System Yue Chen, Yifei Sun, Lu Wang, Fangkai Yang, Pu Zhao, Minjie Hong, Yifei Dong, Minghua He, Nan Hu, Jianjin Zhang, Zhiwei Dai, Yuefeng Zhan, Weihao Han, Hao Sun, Qingwei Lin 林庆维, Weiwei Deng, Feng Sun, Qi Zhang, Saravan Rajmohan, Dongmei Zhang ACL’26 findings
Publication RePrompt: Reasoning-Augmented Reprompting for Text-to-Image Generation via Reinforcement Learning Mingrui Wu, Lu Wang, Pu Zhao, Fangkai Yang, Jianjin Zhang, Jianfeng Liu, Yuefeng Zhan, Weihao Han, Hao Sun, Jiayi Ji, Xiaoshuai Sun, Qingwei Lin 林庆维, Weiwei Deng, Dongmei Zhang, Feng Sun, Qi Zhang, Rongrong Ji ICLR’26
Publication DoVer: Intervention-Driven Auto Debugging for LLM Multi-Agent Systems Ming Ma, Jue Zhang, Fangkai Yang, Yu Kang, Qingwei Lin 林庆维, Saravan Rajmohan, Dongmei Zhang ICLR’26