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Jul 2026
GNN-Based Item Indexing for LLM-Enhanced Recommendation
This work proposes a Graph Neural Network (GNN)–based item indexing framework that is robust under both seen and unseen prompt templates, which supports practical LLM-based recommendation and exploits localized message passing rather than global eigendecomposition.
Senlin Mao, Ji Zhang, Peng Zhang et al.
· Annual International ACM SIG... · 0 citations