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What is Subgraph Reasoning in KBQA Systems about?

This paper presents CBR-SUBG, a semiparametric model for knowledge base question answering (KBQA) that utilizes case-based reasoning over subgraphs to improve query answering efficiency. By dynamically retrieving similar k-nearest neighbor queries and employing a graph neural network to identify reasoning patterns, CBR-SUBG effectively answers complex queries while reducing subgraph size and increasing recall. The model demonstrates competitive performance against state-of-the-art KBQA methods across multip

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z670176916
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