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Effectively incorporating external knowledge into Large Language Models (LLMs) is crucial for enhancing their capabilities and addressing real-world needs. Retrieval-Augmented Generation (RAG) offers an effective method for achieving this…

Computation and Language · Computer Science 2025-03-06 Kuan Li , Liwen Zhang , Yong Jiang , Pengjun Xie , Fei Huang , Shuai Wang , Minhao Cheng

Retrieval-Augmented Generation (RAG) systems are usually defined by the combination of a generator and a retrieval component that extracts textual context from a knowledge base to answer user queries. However, such basic implementations…

Computation and Language · Computer Science 2026-04-21 Pietro Ferrazzi , Milica Cvjeticanin , Alessio Piraccini , Davide Giannuzzi

Answering real-world geospatial questions--such as finding restaurants along a travel route or amenities near a landmark--requires reasoning over both geographic relationships and semantic user intent. However, existing large language…

Information Retrieval · Computer Science 2025-06-12 Dazhou Yu , Riyang Bao , Ruiyu Ning , Jinghong Peng , Gengchen Mai , Liang Zhao

Retrieval-Augmented Generation (RAG) improves large language models by retrieving external knowledge, often truncated into smaller chunks due to the input context window, which leads to information loss, resulting in response hallucinations…

Computation and Language · Computer Science 2025-11-18 Jie Zhang , Bo Tang , Wanzi Shao , Wenqiang Wei , Jihao Zhao , Jianqing Zhu , Zhiyu li , Wen Xi , Zehao Lin , Feiyu Xiong , Yanchao Tan

Large Language Models (LLMs) excel in language tasks but are prone to hallucinations and outdated knowledge. Retrieval-Augmented Generation (RAG) mitigates these by grounding LLMs in external knowledge. However, in complex domains involving…

Computation and Language · Computer Science 2025-08-28 Peiran Zhou , Junnan Zhu , Yichen Shen , Ruoxi Yu

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

The advent of Large Language Models has revolutionized information retrieval, ushering in a new era of expansive knowledge accessibility. While these models excel in providing open-world knowledge, effectively extracting answers in diverse…

Information Retrieval · Computer Science 2024-01-04 Syed Rameel Ahmad

Retrieval-Augmented Generation RAG systems enhance large language models by grounding responses in external knowledge bases, but conventional RAG architectures operate with static corpora that cannot evolve from user interactions. We…

Artificial Intelligence · Computer Science 2025-12-30 Teja Chinthala

Retrieval-Augmented Generation (RAG) systems are typically evaluated under static assumptions, despite being frequently corrected through user or expert feedback in deployment. Existing evaluation protocols focus on overall accuracy and…

Computation and Language · Computer Science 2026-04-17 Jihwan Bang , Seunghan Yang , Kyuhong Shim , Simyung Chang , Juntae Lee , Sungha Choi

Retrieval-Augmented Generation (RAG) enhances language models by combining retrieval with generation. However, its current workflow remains largely text-centric, limiting its applicability in geoscience. Many geoscientific tasks are…

Emerging Technologies · Computer Science 2025-08-18 Runlong Yu , Shiyuan Luo , Rahul Ghosh , Lingyao Li , Yiqun Xie , Xiaowei Jia

Retrieval Augmented Generation (RAG) has emerged as a crucial technique for enhancing the accuracy of Large Language Models (LLMs) by incorporating external information. With the advent of LLMs that support increasingly longer context…

Machine Learning · Computer Science 2024-11-07 Quinn Leng , Jacob Portes , Sam Havens , Matei Zaharia , Michael Carbin

Recent advancements in integrating speech information into large language models (LLMs) have significantly improved automatic speech recognition (ASR) accuracy. However, existing methods often constrained by the capabilities of the speech…

Sound · Computer Science 2024-09-16 Shaojun Li , Hengchao Shang , Daimeng Wei , Jiaxin Guo , Zongyao Li , Xianghui He , Min Zhang , Hao Yang

Large Vision-Language Models (LVLMs) have made remarkable strides in multimodal tasks such as visual question answering, visual grounding, and complex reasoning. However, they remain limited by static training data, susceptibility to…

Artificial Intelligence · Computer Science 2025-08-27 Chan-Wei Hu , Yueqi Wang , Shuo Xing , Chia-Ju Chen , Suofei Feng , Ryan Rossi , Zhengzhong Tu

Large Language Models (LLMs) have enabled a wide range of applications through their powerful capabilities in language understanding and generation. However, as LLMs are trained on static corpora, they face difficulties in addressing…

Computation and Language · Computer Science 2025-10-13 Yongjie Wang , Yue Yu , Kaisong Song , Jun Lin , Zhiqi Shen

Retrieval-augmented generation (RAG) for language models significantly improves language understanding systems. The basic retrieval-then-read pipeline of response generation has evolved into a more extended process due to the integration of…

Computation and Language · Computer Science 2025-04-22 Yunxiao Shi , Xing Zi , Zijing Shi , Haimin Zhang , Qiang Wu , Min Xu

Retrieval-augmented generation (RAG) has been extensively employed to mitigate hallucinations in large language models (LLMs). However, existing methods for multi-hop reasoning tasks often lack global planning, increasing the risk of…

Computation and Language · Computer Science 2025-11-14 Yijie Zhu , Haojie Zhou , Wanting Hong , Tailin Liu , Ning Wang

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

Retrieval-Augmented Generation (RAG) systems enhance large language models (LLMs) by integrating external knowledge sources, enabling more accurate and contextually relevant responses tailored to user needs. However, existing RAG systems…

Information Retrieval · Computer Science 2025-04-29 Zirui Guo , Lianghao Xia , Yanhua Yu , Tu Ao , Chao Huang

Multi-modal Retrieval-Augmented Generation (RAG) has become a critical method for empowering LLMs by leveraging candidate visual documents. However, current methods consider the entire document as the basic retrieval unit, introducing…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Yinglu Li , Zhiying Lu , Zhihang Liu , Yiwei Sun , Chuanbin Liu , Hongtao Xie

Retrieval-Augmented Generation (RAG) enhances Large Language Models (LLMs) by incorporating external, domain-specific data into the generative process. While LLMs are highly capable, they often rely on static, pre-trained datasets, limiting…

Artificial Intelligence · Computer Science 2024-12-10 Aniruddha Salve , Saba Attar , Mahesh Deshmukh , Sayali Shivpuje , Arnab Mitra Utsab