From Interests to Semantic IDs: Retrieval-Grounded Credit Assignment for Generative Recommendation

T1Covered by 1 source · first reported by arXiv at 25 Sept, 04:00 UTC

arXiv:2609.29983v1 Announce Type: cross Abstract: Semantic IDs (SIDs) encode each catalog item as a short token sequence, enabling generative recommenders to predict the next item autoregressively. Reasoning-enhanced variants, an increasingly common extension, first generate a textual trace and…

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• T1From Interests to Semantic IDs: Retrieval-Grounded Credit Assignment for Generative RecommendationarXiv25 Sept, 04:00