GRAM improves LLM-based generative recommendation by translating item relationships into hierarchical textual IDs and fusing multi-granular prompts at the decoder, outperforming prior generative recommenders on four benchmarks.
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GRAM: Generative Recommendation via Semantic-aware Multi-granular Late Fusion
GRAM improves LLM-based generative recommendation by translating item relationships into hierarchical textual IDs and fusing multi-granular prompts at the decoder, outperforming prior generative recommenders on four benchmarks.