collaborators

5 papers

cs.IR2025

Bridging Search and Recommendation through Latent Cross Reasoning

Teng Shi, Weicong Qin, Weijie Yu +4

Search and recommendation (S&R) are fundamental components of modern online platforms, yet effectively leveraging search behaviors to improve recommendation remains a challenging p…

cs.IR2025

Similarity = Value? Consultation Value Assessment and Alignment for Personalized Search

Weicong Qin, Yi Xu, Weijie Yu +6

Personalized search systems in e-commerce platforms increasingly involve user interactions with AI assistants, where users consult about products, usage scenarios, and more. Levera…

cs.IR2025

Decoding Recommendation Behaviors of In-Context Learning LLMs Through Gradient Descent

Yi Xu, Weicong Qin, Weijie Yu +3

Recently, there has been a growing trend in utilizing large language models (LLMs) for recommender systems, referred to as LLMRec. A notable approach within this trend is not to fi…

cs.IR2025

MAPS: Motivation-Aware Personalized Search via LLM-Driven Consultation Alignment

Weicong Qin, Yi Xu, Weijie Yu +5

Personalized product search aims to retrieve and rank items that match users' preferences and search intent. Despite their effectiveness, existing approaches typically assume that…

cs.IR2024

MoRE: A Mixture of Reflectors Framework for Large Language Model-Based Sequential Recommendation

Weicong Qin, Yi Xu, Weijie Yu +5

Large language models (LLMs) have emerged as a cutting-edge approach in sequential recommendation, leveraging historical interactions to model dynamic user preferences. Current met…