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The volume of scientific literature is growing exponentially, leading to underutilized discoveries, duplicated efforts, and limited cross-disciplinary collaboration. Retrieval Augmented Generation (RAG) offers a way to assist scientists by…

We present a novel extension to Retrieval Augmented Generation with the goal of mitigating factual inaccuracies in the output of large language models. Specifically, our method draws on the cognitive linguistic theory of frame semantics for…

Computation and Language · Computer Science 2024-06-25 Harish Tayyar Madabushi

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

Understanding visual art requires reasoning across multiple perspectives -- cultural, historical, and stylistic -- beyond mere object recognition. While recent multimodal large language models (MLLMs) perform well on general image…

Artificial Intelligence · Computer Science 2025-09-08 Shuai Wang , Ivona Najdenkoska , Hongyi Zhu , Stevan Rudinac , Monika Kackovic , Nachoem Wijnberg , Marcel Worring

Retrieval-Augmented Generation (RAG) is a technique that enhances the capabilities of large language models (LLMs) by incorporating external knowledge sources. This method addresses common LLM limitations, including outdated information and…

Computation and Language · Computer Science 2024-07-16 Yuanjie Lyu , Zhiyu Li , Simin Niu , Feiyu Xiong , Bo Tang , Wenjin Wang , Hao Wu , Huanyong Liu , Tong Xu , Enhong Chen

Recently, Retrieval-Augmented Generation (RAG) has achieved remarkable success in addressing the challenges of Large Language Models (LLMs) without necessitating retraining. By referencing an external knowledge base, RAG refines LLM…

Artificial Intelligence · Computer Science 2024-09-11 Boci Peng , Yun Zhu , Yongchao Liu , Xiaohe Bo , Haizhou Shi , Chuntao Hong , Yan Zhang , Siliang Tang

Retrieval-Augmented Generation (RAG) has demonstrated considerable effectiveness in open-domain question answering. However, when applied to heterogeneous documents, comprising both textual and tabular components, existing RAG approaches…

Computation and Language · Computer Science 2025-10-01 Xiaohan Yu , Pu Jian , Chong Chen

Extracting real-time insights from multi-modal data streams from various domains such as healthcare, intelligent transportation, and satellite remote sensing remains a challenge. High computational demands and limited knowledge scope…

Computer Vision and Pattern Recognition · Computer Science 2025-01-27 Murugan Sankaradas , Ravi K. Rajendran , Srimat T. Chakradhar

Retrieval-augmented generation (RAG) systems combine large language models (LLMs) with external knowledge retrieval, making them highly effective for knowledge-intensive tasks. A crucial but often under-explored component of these systems…

Computation and Language · Computer Science 2025-05-19 Jiashuo Sun , Xianrui Zhong , Sizhe Zhou , Jiawei Han

Retrieval-Augmented Generation (RAG) has gained significant attention in recent years for its potential to enhance natural language understanding and generation by combining large-scale retrieval systems with generative models. RAG…

Computation and Language · Computer Science 2025-03-18 Mingyue Cheng , Yucong Luo , Jie Ouyang , Qi Liu , Huijie Liu , Li Li , Shuo Yu , Bohou Zhang , Jiawei Cao , Jie Ma , Daoyu Wang , Enhong Chen

This paper introduces SemRAG, an enhanced Retrieval Augmented Generation (RAG) framework that efficiently integrates domain-specific knowledge using semantic chunking and knowledge graphs without extensive fine-tuning. Integrating…

Computation and Language · Computer Science 2025-07-30 Kezhen Zhong , Basem Suleiman , Abdelkarim Erradi , Shijing Chen

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

Multimodal Retrieval-Augmented Generation (MRAG) enhances large language models (LLMs) by integrating multimodal data (text, images, videos) into retrieval and generation processes, overcoming the limitations of text-only…

Information Retrieval · Computer Science 2025-04-15 Lang Mei , Siyu Mo , Zhihan Yang , Chong Chen

Large language models (LLMs) inherently display hallucinations since the precision of generated texts cannot be guaranteed purely by the parametric knowledge they include. Although retrieval-augmented generation (RAG) systems enhance the…

Artificial Intelligence · Computer Science 2025-02-18 Bingyu Wan , Fuxi Zhang , Zhongpeng Qi , Jiayi Ding , Jijun Li , Baoshi Fan , Yijia Zhang , Jun Zhang

Retrieval-augmented generation (RAG) typically relies on a flat retrieval paradigm that maps queries directly to static, isolated text segments. This approach struggles with more complex tasks that require the conditional retrieval and…

Computation and Language · Computer Science 2026-05-19 Jihao Dai , Dingjun Wu , Yuxuan Chen , Zheni Zeng , Yukun Yan , Zhenghao Liu , Maosong Sun

Retrieval-augmented generation (RAG) frameworks enable large language models (LLMs) to retrieve relevant information from a knowledge base and incorporate it into the context for generating responses. This mitigates hallucinations and…

Computation and Language · Computer Science 2024-04-09 Pouria Rouzrokh , Shahriar Faghani , Cooper U. Gamble , Moein Shariatnia , Bradley J. Erickson

The Retrieval-Augmented Generation (RAG) framework introduces a retrieval module to dynamically inject retrieved information into the input context of large language models (LLMs), and has demonstrated significant success in various NLP…

Information Retrieval · Computer Science 2025-05-27 Yi Jiang , Sendong Zhao , Jianbo Li , Haochun Wang , Bing Qin

Processing long contexts presents a significant challenge for large language models (LLMs). While recent advancements allow LLMs to handle much longer contexts than before (e.g., 32K or 128K tokens), it is computationally expensive and can…

Computation and Language · Computer Science 2025-04-10 Hongjin Qian , Zheng Liu , Peitian Zhang , Kelong Mao , Defu Lian , Zhicheng Dou , Tiejun Huang

This paper focuses on the dynamic optimization of the Retrieval-Augmented Generation (RAG) architecture. It proposes a state-aware dynamic knowledge retrieval mechanism to enhance semantic understanding and knowledge scheduling efficiency…

Computation and Language · Computer Science 2025-04-29 Jacky He , Guiran Liu , Binrong Zhu , Hanlu Zhang , Hongye Zheng , Xiaokai Wang

Retrieval Augmented Generation (RAG) has emerged as a promising solution to address hallucination issues in Large Language Models (LLMs). However, the integration of multiple retrieval sources, while potentially more informative, introduces…

Information Retrieval · Computer Science 2025-08-12 Wenlong Wu , Haofen Wang , Bohan Li , Peixuan Huang , Xinzhe Zhao , Lei Liang