Tackling the Length Barrier: Dynamic Context Browsing for Knowledge-intensive Task. KDD 2025
ChatRetriever: Adapting Large Language Models for Generalized and Robust Conversational Dense Retrieval. EMNLP 2024
RAG-Studio: Towards In-Domain Adaptation Of Retrieval Augmented Generation Through Self Alignment. EMNLP 2024 (Findings)
Aligning Query Representation with Rewritten Query and Relevance Judgments in Conversational Search. CIKM 2024
YuLan: An Open-source Large Language Model. Technical Report 2024
Enabling Discriminative Reasoning in LLMs for Legal Judgment Prediction. EMNLP 2024 (Findings)
Learning Interpretable Legal Case Retrieval via Knowledge-Guided Case Reformulation. EMNLP 2024
CHIQ: Contextual History Enhancement
Research Experience
Amazon Fashion, Applied Scientist Intern, Aug 2024 - Nov 2024, Seattle, USA
Waseda University, Visiting Research Fellow, Jan 2024 - June 2024, Tokyo, Japan
Amazon Ads, Applied Scientist Intern, Jul 2023 - Oct 2023, Seattle, USA
Bytedance, Tiktok Search, Research Engineer Intern, Jan 2021 - Jun 2021, Beijing, China
Tencent AI Lab, Research Intern, Jul 2019 - Dec 2019, Shenzhen, China
Background
Senior research engineer at JD.com, joined through JD's TGT program. Research interests include AI retail agents (shopping, food delivery, hotel bookings, travel, etc.). Received Ph.D. from Gaoling School of Artificial Intelligence, Renmin University of China, advised by Prof. Zhicheng Dou. M.Eng and B.Eng degrees in Computer Science from Tsinghua University and Nankai University, respectively.