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Large Language Models (LLMs) are increasingly integrating memory functionalities to provide personalized and context-aware interactions. However, user understanding, practices and expectations regarding these memory systems are not yet well…

Human-Computer Interaction · Computer Science 2025-08-12 Shuning Zhang , Rongjun Ma , Ying Ma , Shixuan Li , Yiqun Xu , Xin Yi , Hewu Li

Large language models (LLMs) have transformed natural language processing (NLP), enabling applications from content generation to decision support. Retrieval-Augmented Generation (RAG) improves LLMs by incorporating external knowledge but…

Cryptography and Security · Computer Science 2025-11-11 Zirui Cheng , Jikai Sun , Anjun Gao , Yueyang Quan , Zhuqing Liu , Xiaohua Hu , Minghong Fang

Large language models (LLMs) have achieved strong empirical performance in various fields, benefiting from their huge amount of parameters that store knowledge. However, LLMs still suffer from several key issues, such as hallucination…

Computation and Language · Computer Science 2026-05-20 Shangyu Wu , Ying Xiong , Yufei Cui , Haolun Wu , Can Chen , Ye Yuan , Lianming Huang , Xue Liu , Tei-Wei Kuo , Nan Guan , Chun Jason Xue

Retrieval Augmented Generation (RAG) has emerged as the de facto industry standard for user-facing NLP applications, offering the ability to integrate data without re-training or fine-tuning Large Language Models (LLMs). This capability…

Cryptography and Security · Computer Science 2026-01-13 Lukas Ammann , Sara Ott , Christoph R. Landolt , Marco P. Lehmann

Retrieval-augmented generation (RAG) mitigates the hallucination problem in large language models (LLMs) and has proven effective for personalized usages. However, delivering private retrieved documents directly to LLMs introduces…

Computation and Language · Computer Science 2025-11-25 Yujin Choi , Youngjoo Park , Junyoung Byun , Jaewook Lee , Jinseong Park

Retrieval-augmented generation (RAG) enhances Large Language Models (LLMs) by mitigating hallucinations and outdated information issues, yet simultaneously facilitates unauthorized data appropriation at scale. This paper addresses this…

Information Retrieval · Computer Science 2025-10-10 Peiyang Liu , Ziqiang Cui , Di Liang , Wei Ye

Retrieval Augmented Generation (RAG) complements the knowledge of Large Language Models (LLMs) by leveraging external information to enhance response accuracy for queries. This approach is widely applied in several fields by taking its…

Retrieval-Augmented Generation (RAG) enhances the factual accuracy of large language models (LLMs) by conditioning outputs on external knowledge sources. However, when retrieval involves private or sensitive data, RAG systems are…

Computation and Language · Computer Science 2025-08-06 Haoran Wang , Xiongxiao Xu , Baixiang Huang , Kai Shu

Retrieval-Augmented Generation (RAG) is essential for enhancing Large Language Models (LLMs) with external knowledge, but its reliance on cloud environments exposes sensitive data to privacy risks. Existing privacy-preserving solutions…

Cryptography and Security · Computer Science 2026-05-01 Zhijun Li , Minghui Xu , Huayi Qi , Wenxuan Yu , Tingchuang Zhang , Qiao Zhang , GuangYong Shang , Zhen Ma , Xiuzhen Cheng

Large Language Models (LLMs) are constrained by outdated information and a tendency to generate incorrect data, commonly referred to as "hallucinations." Retrieval-Augmented Generation (RAG) addresses these limitations by combining the…

Cryptography and Security · Computer Science 2024-06-07 Jiaqi Xue , Mengxin Zheng , Yebowen Hu , Fei Liu , Xun Chen , Qian Lou

Retrieval-Augmented Generation (RAG) is a state-of-the-art technique that mitigates issues such as hallucinations and knowledge staleness in Large Language Models (LLMs) by retrieving relevant knowledge from an external database to assist…

Cryptography and Security · Computer Science 2024-09-27 Yuying Li , Gaoyang Liu , Chen Wang , Yang Yang

Efforts to ensure the safety of large language models (LLMs) include safety fine-tuning, evaluation, and red teaming. However, despite the widespread use of the Retrieval-Augmented Generation (RAG) framework, AI safety work focuses on…

Computation and Language · Computer Science 2025-04-28 Bang An , Shiyue Zhang , Mark Dredze

Retrieval-Augmented Generation (RAG) is an advanced technique designed to address the challenges of Artificial Intelligence-Generated Content (AIGC). By integrating context retrieval into content generation, RAG provides reliable and…

Retrieval-Augmented Generation (RAG) enhances large language models (LLMs) by grounding them in external knowledge. However, its application in sensitive domains is limited by privacy risks. Existing private RAG methods typically rely on…

Cryptography and Security · Computer Science 2026-05-13 Junki Mori , Kazuya Kakizaki , Taiki Miyagawa , Jun Sakuma

Retrieval-Augmented Generation (RAG) merges retrieval methods with deep learning advancements to address the static limitations of large language models (LLMs) by enabling the dynamic integration of up-to-date external information. This…

Information Retrieval · Computer Science 2026-05-19 Yizheng Huang , Jimmy Huang

Retrieval-Augmented Generation (RAG) represents a major advancement in natural language processing (NLP), combining large language models (LLMs) with information retrieval systems to enhance factual grounding, accuracy, and contextual…

Computation and Language · Computer Science 2025-07-28 Agada Joseph Oche , Ademola Glory Folashade , Tirthankar Ghosal , Arpan Biswas

The deployment of large language models (LLMs) like ChatGPT and Gemini has shown their powerful natural language generation capabilities. However, these models can inadvertently learn and retain sensitive information and harmful content…

Cryptography and Security · Computer Science 2025-10-14 Shang Wang , Tianqing Zhu , Dayong Ye , Wanlei Zhou

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

Despite significant advancements, large language models (LLMs) still struggle with providing accurate answers when lacking domain-specific or up-to-date knowledge. Retrieval-Augmented Generation (RAG) addresses this limitation by…

Cryptography and Security · Computer Science 2025-04-01 Yuefeng Peng , Junda Wang , Hong Yu , Amir Houmansadr

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