MES-RAG: Bringing Multi-modal, Entity-Storage, and Secure Enhancements to RAG

Pingyu Wu, Daiheng Gao, Jing Tang, Huimin Chen, Wenbo Zhou, Weiming Zhang, Nenghai Yu


Abstract
Retrieval-Augmented Generation (RAG) improves Large Language Models (LLMs) by using external knowledge, but it struggles with precise entity information retrieval. Our proposed **MES-RAG** framework enhances entity-specific query handling and provides accurate, secure, and consistent responses. MES-RAG introduces proactive security measures that ensure system integrity by applying protections prior to data access. Additionally, the system supports real-time multi-modal outputs, including text, images, audio, and video, seamlessly integrating into existing RAG architectures. Experimental results demonstrate that MES-RAG significantly improves both accuracy and recall, highlighting its effectiveness in advancing the security and utility of question-answering, increasing accuracy to **0.83 (+0.25)** on targeted task. Our code and data are available at https://github.com/wpydcr/MES-RAG.
Anthology ID:
2025.findings-naacl.241
Volume:
Findings of the Association for Computational Linguistics: NAACL 2025
Month:
April
Year:
2025
Address:
Albuquerque, New Mexico
Editors:
Luis Chiruzzo, Alan Ritter, Lu Wang
Venue:
Findings
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Publisher:
Association for Computational Linguistics
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Pages:
4287–4298
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URL:
https://preview.aclanthology.org/fix-sig-urls/2025.findings-naacl.241/
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Cite (ACL):
Pingyu Wu, Daiheng Gao, Jing Tang, Huimin Chen, Wenbo Zhou, Weiming Zhang, and Nenghai Yu. 2025. MES-RAG: Bringing Multi-modal, Entity-Storage, and Secure Enhancements to RAG. In Findings of the Association for Computational Linguistics: NAACL 2025, pages 4287–4298, Albuquerque, New Mexico. Association for Computational Linguistics.
Cite (Informal):
MES-RAG: Bringing Multi-modal, Entity-Storage, and Secure Enhancements to RAG (Wu et al., Findings 2025)
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https://preview.aclanthology.org/fix-sig-urls/2025.findings-naacl.241.pdf