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Zhi-Gang Hua

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CoFiRec: Coarse-to-Fine Tokenization for Generative Recommendation

CoFiRec is proposed, a novel generative recommendation framework that explicitly incorporates the Coarse-to-Fine nature of item semantics into the tokenization process, and it is proved that structured tokenization leads to lower dissimilarity between generated and ground truth items, supporting its effectiveness in ge...

Tianxin Wei, Xuying Ning, Xu-Xing Chen et al. · 18 citations · ⚡1

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