Dataset for "A Neighbor-Augmented Diffusion Model for Cold-Item Recommendation"

This repository contains preprocessed datasets used in the paper:"A Neighbor-Augmented Diffusion Model for Cold-Item Recommendation" (NDCIRec). Three benchmark datasets are included:- CiteULike: academic paper recommendation dataset- Amazon-Books: product review dataset (Books category)- Amazon-Sports: product review dataset (Sports & Outdoors category) Each dataset is preprocessed for cold-start item recommendation experiments,including user-item interaction records and item content features. Source code: https://github.com/dhfgoeofh/NDCIRec