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HSUGA: LLM-Enhanced Recommendation with Hierarchical Semantic Understanding and Group-Aware Alignment

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Bibliographic Details
Main Authors:	Li, Guorui, Liu, Dugang, Li, Lei, Tang, Xing, Ming, Zhong
Format:	Preprint
Published:	2026
Subjects:	Information Retrieval
Online Access:	Acceder al recurso
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