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This research advances Retrieval-Augmented Generation (RAG) by leveraging hypergraphs to resolve n-ary fact limitations inherent in standard graph-based approaches. The authors combine self-consistency prompting for improved entity extraction with the Personalized PageRank algorithm to optimize chunk retrieval within these complex structures. This work represents a significant methodological step toward more accurate and semantically rich knowledge reasoning systems.
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Optimizing Hypergraph-Based RAG: Toward Better Fact Extraction and Chunk Retrieval

arXiv1 min read

arXiv:2607.20506v1 Announce Type: new Abstract: GraphRAG enables deeper reasoning by structuring knowledge as graphs but struggles with n-ary facts. HyperGraphRAG uses hypergraphs for richer semantics, improving accuracy, yet relies on error-prone LLM extraction and inefficient standard chunk retrieval. We address this by employing self-consistency prompting to improve the extraction, and Personalized PageRank algorithm over hypergraph to enhance chunk retrieval.

Abstract:GraphRAG enables deeper reasoning by structuring knowledge as graphs but struggles with n-ary facts. HyperGraphRAG uses hypergraphs for richer semantics, improving accuracy, yet relies on error-prone LLM extraction and inefficient standard chunk retrieval. We address this by employing self-consistency prompting to improve the extraction, and Personalized PageRank algorithm over hypergraph to enhance chunk retrieval.

Artificial Intelligence (cs.AI)

arXiv:2607.20506 [cs.AI]

(or arXiv:2607.20506v1 [cs.AI] for this version)

https://doi.org/10.48550/arXiv.2607.20506 Focus to learn more arXiv-issued DOI via DataCite (pending registration)

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Full text under the publisher's open licence · 148 words

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