CDiff4Rec improves diffusion recommenders by injecting item-content pseudo-users and real-user neighbor predictions into the denoising objective, beating DiffRec and other baselines on Yelp, Amazon-Game, and Citeulike-t.
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Collaborative Diffusion Model for Recommender System
CDiff4Rec improves diffusion recommenders by injecting item-content pseudo-users and real-user neighbor predictions into the denoising objective, beating DiffRec and other baselines on Yelp, Amazon-Game, and Citeulike-t.