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Current general-purpose large language models (LLMs) commonly exhibit knowledge hallucination and insufficient domain-specific adaptability in domain-specific tasks, limiting their effectiveness in specialized question answering scenarios.…

Information Retrieval · Computer Science 2025-09-16 Mengzheng Yang , Yanfei Ren , David Osei Opoku , Ruochang Li , Peng Ren , Chunxiao Xing

Retrieval-Augmented Generation (RAG) is an emerging approach in natural language processing that combines large language models (LLMs) with external document retrieval to produce more accurate and grounded responses. While RAG has shown…

Cryptography and Security · Computer Science 2025-09-25 Atousa Arzanipour , Rouzbeh Behnia , Reza Ebrahimi , Kaushik Dutta

Retrieval Augmented Generation (RAG) frameworks improve the accuracy of large language models (LLMs) by integrating external knowledge from retrieved documents, thereby overcoming the limitations of models' static intrinsic knowledge.…

Information Retrieval · Computer Science 2025-09-19 Jingjie Zheng , Aryo Pradipta Gema , Giwon Hong , Xuanli He , Pasquale Minervini , Youcheng Sun , Qiongkai Xu

Retrieval-Augmented Generation (RAG) systems, which integrate Large Language Models (LLMs) with external knowledge sources, are vulnerable to a range of adversarial attack vectors. This paper examines the importance of RAG systems through…

Cryptography and Security · Computer Science 2025-06-03 Chris M. Ward , Josh Harguess

While Retrieval-Augmented Generation (RAG) systems enhance Large Language Models (LLMs) by incorporating external knowledge, they still face persistent challenges in retrieval inefficiency and the inability of LLMs to filter out irrelevant…

Computation and Language · Computer Science 2025-02-13 Ruobing Yao , Yifei Zhang , Shuang Song , Yuhua Liu , Neng Gao , Chenyang Tu

Retrieval-Augmented Generation (RAG) has become a cornerstone of knowledge-intensive applications, including enterprise chatbots, healthcare assistants, and agentic memory management. However, recent studies show that knowledge-extraction…

Cryptography and Security · Computer Science 2026-02-13 Zhisheng Qi , Utkarsh Sahu , Li Ma , Haoyu Han , Ryan Rossi , Franck Dernoncourt , Mahantesh Halappanavar , Nesreen Ahmed , Yushun Dong , Yue Zhao , Yu Zhang , Yu Wang

Retrieval Augmented Generation (RAG) is a promising technique for mitigating two key limitations of large language models (LLMs): outdated information and hallucinations. RAG system stores documents as embedding vectors in a database. Given…

Information Retrieval · Computer Science 2026-02-10 Taehee Jeong , Xingzhe Zhao , Peizu Li , Markus Valvur , Weihua Zhao

Diffusion models enable high-quality and diverse visual content synthesis. However, they struggle to generate rare or unseen concepts. To address this challenge, we explore the usage of Retrieval-Augmented Generation (RAG) with image…

Computer Vision and Pattern Recognition · Computer Science 2026-02-10 Rotem Shalev-Arkushin , Rinon Gal , Amit H. Bermano , Ohad Fried

Retrieval-Augmented Generation (RAG) struggles on long, structured financial filings where relevant evidence is sparse and cross-referenced. This paper presents a systematic investigation of advanced metadata-driven Retrieval-Augmented…

Information Retrieval · Computer Science 2025-10-29 Michail Dadopoulos , Anestis Ladas , Stratos Moschidis , Ioannis Negkakis

Retrieval-augmented generation (RAG) has become a dominant paradigm for mitigating knowledge hallucination and staleness in large language models (LLMs) while preserving data security. By retrieving relevant evidence from private,…

Information Retrieval · Computer Science 2025-09-29 Guohang Yan , Yue Zhang , Pinlong Cai , Ding Wang , Song Mao , Hongwei Zhang , Yaoze Zhang , Hairong Zhang , Xinyu Cai , Botian Shi

Retrieval augmented generation systems have become an integral part of everyday life. Whether in internet search engines, email systems, or service chatbots, these systems are based on context retrieval and answer generation with large…

Cryptography and Security · Computer Science 2026-03-19 Patrick Levi

Retrieval-Augmented Generation (RAG) integrates non-parametric knowledge into Large Language Models (LLMs), typically from unstructured texts and structured graphs. While recent progress has advanced text-based RAG to multi-turn reasoning…

Computation and Language · Computer Science 2025-12-11 Yucan Guo , Miao Su , Saiping Guan , Zihao Sun , Xiaolong Jin , Jiafeng Guo , Xueqi Cheng

Retrieval-Augmented Generation (RAG) has emerged as a promising approach to address key limitations of Large Language Models (LLMs), such as hallucination, outdated knowledge, and lacking reference. However, current RAG frameworks often…

Information Retrieval · Computer Science 2025-09-17 Zihan Wang , Zihan Liang , Zhou Shao , Yufei Ma , Huangyu Dai , Ben Chen , Lingtao Mao , Chenyi Lei , Yuqing Ding , Han Li

Retrieval-augmented generation (RAG) enhances large language models (LLMs) by integrating external knowledge sources to address their limitations in accessing up-to-date or specialized information. A natural strategy to increase the…

Computation and Language · Computer Science 2025-11-10 Song Wang , Zihan Chen , Peng Wang , Zhepei Wei , Zhen Tan , Yu Meng , Cong Shen , Jundong Li

Retrieval-augmented generation (RAG) is a promising method for addressing some of the memory-related challenges associated with Large Language Models (LLMs). Two separate systems form the RAG pipeline, the retriever and the reader, and the…

Computation and Language · Computer Science 2024-11-13 Alexandria Leto , Cecilia Aguerrebere , Ishwar Bhati , Ted Willke , Mariano Tepper , Vy Ai Vo

Retrieval-Augmented Generation (RAG) enhances large language models (LLMs) by integrating up-to-date external knowledge, yet real-world web environments present unique challenges. These limitations manifest as two key challenges: pervasive…

Information Retrieval · Computer Science 2026-03-24 Yuqin Dai , Shuo Yang , Guoqing Wang , Yong Deng , Zhanwei Zhang , Jun Yin , Pengyu Zeng , Zhenzhe Ying , Changhua Meng , Can Yi , Yuchen Zhou , Weiqiang Wang , Shuai Lu

Advancements in model algorithms, the growth of foundational models, and access to high-quality datasets have propelled the evolution of Artificial Intelligence Generated Content (AIGC). Despite its notable successes, AIGC still faces…

Computer Vision and Pattern Recognition · Computer Science 2024-06-24 Penghao Zhao , Hailin Zhang , Qinhan Yu , Zhengren Wang , Yunteng Geng , Fangcheng Fu , Ling Yang , Wentao Zhang , Jie Jiang , Bin Cui

Time series modeling is crucial for many applications, however, it faces challenges such as complex spatio-temporal dependencies and distribution shifts in learning from historical context to predict task-specific outcomes. To address these…

Artificial Intelligence · Computer Science 2024-08-28 Chidaksh Ravuru , Sagar Srinivas Sakhinana , Venkataramana Runkana

Retrieval-Augmented Generation (RAG) is a powerful strategy for improving the factual accuracy of models by retrieving external knowledge relevant to queries and incorporating it into the generation process. However, existing approaches…

Computer Vision and Pattern Recognition · Computer Science 2025-05-30 Soyeong Jeong , Kangsan Kim , Jinheon Baek , Sung Ju Hwang

Retrieval Augmented Generation (RAG) has proven to be highly effective in boosting the generative performance of language model in knowledge-intensive tasks. However, existing RAG framework either indiscriminately perform retrieval or rely…

Artificial Intelligence · Computer Science 2025-01-03 Xiaqiang Tang , Qiang Gao , Jian Li , Nan Du , Qi Li , Sihong Xie