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With the rapid development of Large Language Models (LLMs), Retrieval-Augmented Generation (RAG) has become a predominant method in the field of professional knowledge-based question answering. Presently, major foundation model companies…

Artificial Intelligence · Computer Science 2024-01-24 Demiao Lin

Retrieval-augmented generation (RAG) has gained wide attention as the key component to improve generative models with external knowledge augmentation from information retrieval. It has shown great prominence in enhancing the functionality…

Information Retrieval · Computer Science 2024-11-06 Zihan Wang , Xuri Ge , Joemon M. Jose , Haitao Yu , Weizhi Ma , Zhaochun Ren , Xin Xin

This study develops a question-answering system based on Retrieval-Augmented Generation (RAG) using Chinese Wikipedia and Lawbank as retrieval sources. Using TTQA and TMMLU+ as evaluation datasets, the system employs BGE-M3 for dense vector…

Information Retrieval · Computer Science 2025-01-17 Te-Lun Yang , Jyi-Shane Liu , Yuen-Hsien Tseng , Jyh-Shing Roger Jang

This paper presents a comprehensive study of Retrieval-Augmented Generation (RAG), tracing its evolution from foundational concepts to the current state of the art. RAG combines retrieval mechanisms with generative language models to…

Computation and Language · Computer Science 2024-10-18 Shailja Gupta , Rajesh Ranjan , Surya Narayan Singh

A Retrieval-Augmented Generation (RAG) model powered by a large language model (LLM) provides a faster and more cost-effective solution for adapting to new data and knowledge. It also delivers more specialized responses compared to…

Computation and Language · Computer Science 2025-01-29 Zheng Zheng , Xinyi Ni , Pengyu Hong

Purpose: Large Language Models (LLMs) hold significant promise for medical applications. Retrieval Augmented Generation (RAG) emerges as a promising approach for customizing domain knowledge in LLMs. This case study presents the development…

Retrieval-Augmented Generation (RAG) enhances Large Language Models (LLMs) by incorporating external knowledge. Recently, some works have incorporated iterative knowledge accumulation processes into RAG models to progressively accumulate…

Computation and Language · Computer Science 2026-01-15 Xinze Li , Zhenghao Liu , Haidong Xin , Yukun Yan , Shuo Wang , Zheni Zeng , Sen Mei , Ge Yu , Maosong Sun

Retrieval-augmented generation (RAG) is a widely adopted paradigm for enhancing LLMs in medical applications by incorporating expert multimodal knowledge during generation. However, the underlying retrieval databases may naturally contain,…

Cryptography and Security · Computer Science 2026-05-12 Peiru Yang , Haoran Zheng , Tong Ju , Shiting Wang , Wanchun Ni , Jiajun Liu , Shangguang Wang , Yongfeng Huang , Tao Qi

As large language models (LLMs) become increasingly adopted on edge devices, Retrieval-Augmented Generation (RAG) is gaining prominence as a solution to address factual deficiencies and hallucinations by integrating external knowledge.…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-05-02 Chenhao Xu , Longxiang Gao , Yuan Miao , Xi Zheng

While the flexible capabilities of large language models (LLMs) allow them to answer a range of queries based on existing learned knowledge, information retrieval to augment generation is an important tool to allow LLMs to answer questions…

Information Retrieval · Computer Science 2023-11-23 Guy Zyskind , Tobin South , Alex Pentland

Retrieval-Augmented Generation (RAG) has recently emerged as a promising solution for enhancing the accuracy and credibility of Large Language Models (LLMs), particularly in Question & Answer tasks. This is achieved by incorporating…

Computation and Language · Computer Science 2025-04-29 Qianren Mao , Qili Zhang , Hanwen Hao , Zhentao Han , Runhua Xu , Weifeng Jiang , Qi Hu , Zhijun Chen , Tyler Zhou , Bo Li , Yangqiu Song , Jin Dong , Jianxin Li , Philip S. Yu

Retrieval-Augmented Generation (RAG) is a prevalent approach to infuse a private knowledge base of documents with Large Language Models (LLM) to build Generative Q\&A (Question-Answering) systems. However, RAG accuracy becomes increasingly…

Information Retrieval · Computer Science 2025-03-10 Kunal Sawarkar , Abhilasha Mangal , Shivam Raj Solanki

Effective knowledge management is critical for preserving institutional expertise and improving the efficiency of workforce training in state transportation agencies. Traditional approaches, such as static documentation, classroom-based…

Computation and Language · Computer Science 2026-03-05 Divija Amaram , Lu Gao , Gowtham Reddy Gudla , Tejaswini Sanjay Katale

Retrieval-Augmented Generation (RAG) is an effective approach to enhance the factual accuracy of large language models (LLMs) by retrieving information from external databases, which are typically composed of diverse sources, to supplement…

Machine Learning · Computer Science 2025-10-15 Jeongyeon Hwang , Junyoung Park , Hyejin Park , Dongwoo Kim , Sangdon Park , Jungseul Ok

Deploying Large Language Model (LLM) applications, particularly those relying on Retrieval-Augmented Generation (RAG), remains challenging due to high computational demands, outdated knowledge bases, and the need to manually select optimal…

Retrieval-Augmented Generation (RAG) enhances LLM factuality, but multi-domain applications face challenges like lack of diverse benchmarks and poor out-of-domain generalization. The first contribution of this work is to introduce a diverse…

Computation and Language · Computer Science 2025-04-04 Alexandre Misrahi , Nadezhda Chirkova , Maxime Louis , Vassilina Nikoulina

Large Language Models (LLMs) have significantly enhanced conversational Artificial Intelligence(AI) chatbots; however, domain-specific accuracy and the avoidance of factual inconsistencies remain pressing challenges, particularly for large…

Information Retrieval · Computer Science 2025-09-24 Olalekan K. Akindele , Bhupesh Kumar Mishra , Kenneth Y. Wertheim

Considering the inherent limitations of parametric knowledge in large language models (LLMs), retrieval-augmented generation (RAG) is widely employed to expand their knowledge scope. Since RAG has shown promise in knowledge-intensive tasks…

Computation and Language · Computer Science 2025-05-20 Yuhao Wang , Ruiyang Ren , Yucheng Wang , Wayne Xin Zhao , Jing Liu , Hua Wu , Haifeng Wang

Large Language Models (LLMs) have greatly contributed to the development of adaptive intelligent agents and are positioned as an important way to achieve Artificial General Intelligence (AGI). However, LLMs are prone to produce factually…

Computation and Language · Computer Science 2024-08-29 Weijian Xie , Xuefeng Liang , Yuhui Liu , Kaihua Ni , Hong Cheng , Zetian Hu

Retrieval-Augmented Generation (RAG) has gained significant popularity in modern Large Language Models (LLMs) due to its effectiveness in introducing new knowledge and reducing hallucinations. However, the deep understanding of RAG remains…

Computation and Language · Computer Science 2024-10-07 Jingyu Liu , Jiaen Lin , Yong Liu