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Federated KGQA system FedV-KGQA improves accuracy over partitioned data

A new paper introduces FedV-KGQA, a system designed for federated knowledge graph question answering over vertically partitioned graphs. This approach addresses scenarios where data is distributed across organizations that share entity identifiers but have disjoint relation types, preventing any single entity from accessing a complete reasoning chain. Experiments show that federated fusion significantly improves accuracy compared to single silos, with graph anchoring and enrichment proving more critical than the embedding model choice. The research also provides design lessons and an interactive prototype for real-time inference and pipeline tracing. AI

IMPACT This research could enable more effective querying of distributed knowledge graphs, improving data integration and analysis across organizational silos.

RANK_REASON The cluster contains a research paper detailing a new system and its experimental findings. [lever_c_demoted from research: ic=1 ai=1.0]

Read on arXiv cs.AI →

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Federated KGQA system FedV-KGQA improves accuracy over partitioned data

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The cluster contains a research paper detailing a new system and its experimental findings. [lever_c_demoted from research: ic=1 ai=1.0]
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COVERAGE [1]

  1. arXiv cs.AI TIER_1 English(EN) · Md Saikat Islam Khan Bappy, Oshani Seneviratne ·

    FedV-KGQA in Practice: Design Lessons and an Interactive Prototype

    arXiv:2609.13661v1 Announce Type: new Abstract: Knowledge graph question answering usually assumes that one system can reach the whole graph. In practice, facts are often held by organizations that share entity identifiers but own disjoint relation types, so no single party sees …