articleJournal of Biomedical InformaticsJan 13, 2025HYBRID OA

BiomedRAG: A retrieval augmented large language model for biomedicine

University of Minnesota · University of Illinois Urbana-Champaign · +2 more institutions

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Abstract

Retrieval-augmented generation (RAG) involves a solution by retrieving knowledge from an established database to enhance the performance of large language models (LLM). , these models retrieve information at the sentence or paragraph level, potentially introducing noise and affecting the generation quality. To address these issues, we propose a novel BiomedRAG framework that directly feeds automatically retrieved chunk-based documents into the LLM. Our evaluation of BiomedRAG across four biomedical natural language processing tasks using eight datasets demonstrates that our proposed framework not only improves the performance by 9.95% on average, but also achieves state-of-the-art results, surpassing various…

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44
total citations
FWCI
80.53
Percentile
100%
References
50
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Authors

4

Topics & keywords

Keywords
  • Biomedicine
  • Computer science
  • Information retrieval
  • Natural language processing
  • Artificial intelligence
  • Bioinformatics
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