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Retrieval-Augmented Generation (RAG) has proven effective in integrating external knowledge into large language models (LLMs) for solving question-answer (QA) tasks. The state-of-the-art RAG approaches often use the graph data as the…

Information Retrieval · Computer Science 2026-05-12 Shu Wang , Yixiang Fang , Yingli Zhou , Xilin Liu , Yuchi Ma

Retrieval-Augmented Generation (RAG) is essential for integrating external knowledge into Large Language Model (LLM) outputs. While the literature on RAG is growing, it primarily focuses on systematic reviews and comparisons of new…

Computation and Language · Computer Science 2024-04-02 Matouš Eibich , Shivay Nagpal , Alexander Fred-Ojala

Retrieval-Augmented Generation (RAG) has become a widely adopted paradigm for enhancing the reliability of large language models (LLMs). However, RAG systems are sensitive to retrieval strategies that rely on text chunking to construct…

Information Retrieval · Computer Science 2026-03-31 Sun Xu , Tongkai Xu , Baiheng Xie , Li Huang , Qiang Gao , Kunpeng Zhang

Retrieval-Augmented Generation (RAG) enhances the response capabilities of language models by integrating external knowledge sources. However, document chunking as an important part of RAG system often lacks effective evaluation tools. This…

Computation and Language · Computer Science 2025-10-10 Wensheng Lu , Keyu Chen , Ruizhi Qiao , Xing Sun

Code completion, a crucial task in software engineering that enhances developer productivity, has seen substantial improvements with the rapid advancement of large language models (LLMs). In recent years, retrieval-augmented generation…

Software Engineering · Computer Science 2025-07-25 Zezhou Yang , Ting Peng , Cuiyun Gao , Chaozheng Wang , Hailiang Huang , Yuetang Deng

Retrieval-Augmented Generation (RAG) has become a powerful paradigm for enhancing large language models (LLMs) through external knowledge retrieval. Despite its widespread attention, existing academic research predominantly focuses on…

Information Retrieval · Computer Science 2024-10-31 Yiruo Cheng , Kelong Mao , Ziliang Zhao , Guanting Dong , Hongjin Qian , Yongkang Wu , Tetsuya Sakai , Ji-Rong Wen , Zhicheng Dou

While Retrieval Augmented Generation (RAG) is now widely adopted to enhance LLMs, evaluating its true performance benefits in a reproducible and interpretable way remains a major hurdle. Existing methods often fall short: they lack domain…

Information Retrieval · Computer Science 2025-08-11 Jiaxuan Liang , Shide Zhou , Kailong Wang

Recently, Large Language Models (LLMs) have been increasingly used to support various decision-making tasks, assisting humans in making informed decisions. However, when LLMs confidently provide incorrect information, it can lead humans to…

Information Retrieval · Computer Science 2025-10-16 Chaeyun Jang , Deukhwan Cho , Seanie Lee , Hyungi Lee , Juho Lee

Retrieval-Augmented Generation (RAG) systems fail when documents evolve through versioning-a ubiquitous characteristic of technical documentation. Existing approaches achieve only 58-64% accuracy on version-sensitive questions, retrieving…

Information Retrieval · Computer Science 2025-10-10 Daniel Huwiler , Kurt Stockinger , Jonathan Fürst

Retrieval-Augmented Generation (RAG) enhances the factual grounding of Large Language Models by conditioning their outputs on external documents. However, standard embedding-based retrievers treat naturally structured corpora, such as…

Information Retrieval · Computer Science 2026-05-11 Giorgia Bolognesi , Claudio Estatico , Ulderico Fugacci , Isabella Mastroianni , Claudio Muselli , Luca Oneto

Recently, Retrieval Augmented Generation (RAG) has shifted focus to multi-retrieval approaches to tackle complex tasks such as multi-hop question answering. However, these systems struggle to decide when to stop searching once enough…

Information Retrieval · Computer Science 2026-04-23 Gabriel Iturra-Bocaz , Petra Galuscakova

Retrieval Augmented Generation (RAG) has shown strong capability in enhancing language models' knowledge and reducing AI generative hallucinations, driving its widespread use. However, complex tasks requiring multi-round retrieval remain…

Artificial Intelligence · Computer Science 2025-10-28 Diji Yang , Linda Zeng , Jinmeng Rao , Yi Zhang

Retrieval Augmented Generation (RAG) frameworks have shown significant promise in leveraging external knowledge to enhance the performance of large language models (LLMs). However, conventional RAG methods often retrieve documents based…

Computation and Language · Computer Science 2025-04-02 Pouya Pezeshkpour , Estevam Hruschka

Retrieval-augmented generation (RAG) enhances LLMs with external knowledge, yet generation remains vulnerable to retrieval-induced noise and uncertain placement of relevant chunks, often causing hallucinations. We present Ext2Gen, an…

Computation and Language · Computer Science 2025-11-18 Hwanjun Song , Jeonghwan Choi , Minseok Kim

Recent advances in graph learning have paved the way for innovative retrieval-augmented generation (RAG) systems that leverage the inherent relational structures in graph data. However, many existing approaches suffer from rigid, fixed…

Information Retrieval · Computer Science 2025-03-26 Yuan Li , Jun Hu , Jiaxin Jiang , Zemin Liu , Bryan Hooi , Bingsheng He

Retrieval-Augmented Generation (RAG) has become critical for knowledge-intensive applications, yet evaluating its performance in vertical domains remains difficult due to domain complexity, diverse context scales, and heavy reliance on…

Computation and Language · Computer Science 2026-05-27 Jingbin Qian , Congwen Yi , Min Xia , Wen Wu , Jun Zhu , Jian Guan

Retrieval Augmented Generation enhances the response accuracy of Large Language Models (LLMs) by integrating retrieval and generation modules with external knowledge, demonstrating particular strength in real-time queries and Visual…

Computation and Language · Computer Science 2025-09-08 Qixin Sun , Ziqin Wang , Hengyuan Zhao , Yilin Li , Kaiyou Song , Linjiang Huang , Xiaolin Hu , Qingpei Guo , Si Liu

Retrieval-Augmented Generation (RAG) has demonstrated remarkable success in enhancing Large Language Models (LLMs) through external knowledge integration, yet its application has primarily focused on textual content, leaving the rich domain…

Information Retrieval · Computer Science 2025-02-04 Xubin Ren , Lingrui Xu , Long Xia , Shuaiqiang Wang , Dawei Yin , Chao Huang

This paper presents EasyRAG, a simple, lightweight, and efficient retrieval-augmented generation framework for automated network operations. Our framework has three advantages. The first is accurate question answering. We designed a…

Computation and Language · Computer Science 2024-10-16 Zhangchi Feng , Dongdong Kuang , Zhongyuan Wang , Zhijie Nie , Yaowei Zheng , Richong Zhang

The indexing-retrieval-generation paradigm of retrieval-augmented generation (RAG) has been highly successful in solving knowledge-intensive tasks by integrating external knowledge into large language models (LLMs). However, the…

Cryptography and Security · Computer Science 2025-02-25 Xun Liang , Simin Niu , Zhiyu Li , Sensen Zhang , Hanyu Wang , Feiyu Xiong , Jason Zhaoxin Fan , Bo Tang , Shichao Song , Mengwei Wang , Jiawei Yang