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cs.LG2026
Federated Graph Retrieval-Augmented Generation
Xiaobao Wang, Renda Han, Zhiliang Xia +3
Graph Retrieval-Augmented Generation (GraphRAG) leverages centralized knowledge graphs to enhance large language models with structured knowledge retrieval. However, real-world kno…
cs.LG2025
SPHENIC: Topology-Aware Multi-View Clustering for Spatial Transcriptomics
Chenkai Guo, Yikai Zhu, Renxiang Guan +5
Spatial transcriptomics clustering is pivotal for identifying cell subpopulations by leveraging spatial location information. While recent graph-based methods modeling cell-cell in…