3 papers accepted at ICLR 2025; 2 papers accepted at The Web Conference 2025; paper “Towards Empathetic Conversational Recommender Systems” won Best Full Paper award at ACM RecSys 2024; paper “Generative Retrieval as Multi-Vector Dense Retrieval” won Best Paper Honorable Mention at SIGIR 2024; serving as an Associate Editor of ACM Transactions on Information Systems since Sep 2024.
Research Experience
Served as a Professor at Shandong University from 2019 to 2023; worked as a Research Scientist at JD.com from 2017 to 2023.
Education
Earned PhD in 2016 from the University of Amsterdam, supervised by Prof. dr. Maarten de Rijke and Prof. dr. Evangelos Kanoulas; completed B.E. (2009) and M.E. (2012) at Shandong University; served as a short-term visiting scholar at the Max Planck Institute for Informatics in 2012.
Background
Currently an Associate Professor at Leiden University, the Netherlands. Research focuses on information retrieval and natural language processing, with a particular emphasis on conversational information-seeking, generative retrieval, recommender systems, and large language models. The overarching goal is to develop intelligent agents capable of addressing complex user requests and solving fundamental challenges in NLP and IR.