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Sponsored Artificial Intelligence: A Modern Approach, Global Edition Artificial Intelligence: A Modern Approach, Global Edition

Author

Ruobing Xie

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Aug 2026

RosePO: Customized Preference Alignment in LLM-Based Recommendation

This work proposes RosePO, a framework to refine LLM-based recommendation through pairwise preference optimization with personalized smoothing, and incorporates a personalized smoothing factor predicted by a user oracle into the optimization objective.

Jiayi Liao, Xiangnan He, Ruobing Xie et al. · 0 citations

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