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graph neural networks 1heterogeneous graphs 1large language models 1random walk 1sparse recommendation 1

From the 1 of 1 linked paper with an AI index.

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1 paper

cs.AI2026

TRWH: A Text-Driven Random Walk Heterogeneous GNN for Semantic-Aware Sparse Recommendation

He Ma, Chen Liu

The paper introduces TRWH, a framework that combines large language model‑generated text profiles with heterogeneous graph neural networks and random‑walk augmentation to improve r…