collaborators

6 papers

cs.AI2026

Reasoning While Recommending: Entropy-Guided Latent Reasoning in Generative Re-ranking Models

Changshuo Zhang

Reinforcement learning plays a crucial role in generative re-ranking scenarios due to its exploration-exploitation capabilities, but existing generative methods mostly fail to adap…

cs.AI2026

Process In-Context Learning: Enhancing Mathematical Reasoning via Dynamic Demonstration Insertion

Ang Gao, Changshuo Zhang, Xiao Zhang +4

In-context learning (ICL) has proven highly effective across diverse large language model (LLM) tasks. However, its potential for enhancing tasks that demand step-by-step logical d…

cs.LG2025

A Survey of Controllable Learning: Methods and Applications in Information Retrieval

Chenglei Shen, Xiao Zhang, Teng Shi +3

Controllability has become a crucial aspect of trustworthy machine learning, enabling learners to meet predefined targets and adapt dynamically at test time without requiring retra…

cs.IR2025

Modeling Domain and Feedback Transitions for Cross-Domain Sequential Recommendation

Changshuo Zhang, Teng Shi, Xiao Zhang +4

Nowadays, many recommender systems encompass various domains to cater to users' diverse needs, leading to user behaviors transitioning across different domains. In fact, user behav…

cs.IR2025

Comment Staytime Prediction with LLM-enhanced Comment Understanding

Changshuo Zhang, Zihan Lin, Shukai Liu +2

In modern online streaming platforms, the comments section plays a critical role in enhancing the overall user experience. Understanding user behavior within the comments section i…

cs.IR2025

Test-Time Alignment for Tracking User Interest Shifts in Sequential Recommendation

Changshuo Zhang, Xiao Zhang, Teng Shi +2

Sequential recommendation is essential in modern recommender systems, aiming to predict the next item a user may interact with based on their historical behaviors. However, real-wo…