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Related papers: Enhancing Document VQA Models via Retrieval-Augmen…

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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

Large language models like ChatGPT are increasingly used in classrooms, but they often provide outdated or fabricated information that can mislead students. Retrieval Augmented Generation (RAG) improves reliability of LLMs by grounding…

Artificial Intelligence · Computer Science 2025-09-10 Amay Jain , Liu Cui , Si Chen

Retrieval-augmented generation (RAG) systems address complex user requests by decomposing them into subqueries, retrieving potentially relevant documents for each, and then aggregating them to generate an answer. Efficiently selecting…

Artificial Intelligence · Computer Science 2025-10-22 Roxana Petcu , Kenton Murray , Daniel Khashabi , Evangelos Kanoulas , Maarten de Rijke , Dawn Lawrie , Kevin Duh

Retrieval-based multimodal document QA aims to identify and integrate relevant information from visually rich documents with complex multimodal structures. While retrieval-augmented generation (RAG) has shown strong performance in…

Information Retrieval · Computer Science 2026-04-21 Hui Wu , Haoquan Zhai , Yuchen Li , Hengyi Cai , Peirong Zhang , Yidan Zhang , Lei Wang , Chunle Wang , Yingyan Hou , Shuaiqiang Wang , Dawei Yin

Retrieval Augmented Generation (RAG) provides the necessary informational grounding to LLMs in the form of chunks retrieved from a vector database or through web search. RAG could also use knowledge graph triples as a means of providing…

Information Retrieval · Computer Science 2026-03-31 Shalin Shah , Srikanth Ryali , Ramasubbu Venkatesh

Naive Retrieval-Augmented Generation (RAG) focuses on individual documents during retrieval and, as a result, falls short in handling networked documents which are very popular in many applications such as citation graphs, social media, and…

Machine Learning · Computer Science 2025-07-15 Yuntong Hu , Zhihan Lei , Zheng Zhang , Bo Pan , Chen Ling , Liang Zhao

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

Large language models (LLMs) often need to incorporate external knowledge to solve theme-specific problems. Retrieval-augmented generation (RAG) has shown its high promise, empowering LLMs to generate more qualified responses with retrieved…

Machine Learning · Computer Science 2025-08-05 Jimeng Shi , Sizhe Zhou , Bowen Jin , Wei Hu , Runchu Tian , Shaowen Wang , Giri Narasimhan , Jiawei Han

Safe and trustworthy use of Large Language Models (LLM) in the processing of healthcare documents and scientific papers could substantially help clinicians, scientists and policymakers in overcoming information overload and focusing on the…

The use of Retrieval-Augmented Generation (RAG) has improved Large Language Models (LLMs) in collaborating with external data, yet significant challenges exist in real-world scenarios. In areas such as academic literature and finance…

Artificial Intelligence · Computer Science 2024-11-01 Yulong Hui , Yao Lu , Huanchen Zhang

Retrieval-Augmented Generation (RAG) has emerged as a promising framework to mitigate hallucinations in Large Language Models (LLMs), yet its overall performance is dependent on the underlying retrieval system. In the finance domain,…

Information Retrieval · Computer Science 2025-03-20 Sejong Kim , Hyunseo Song , Hyunwoo Seo , Hyunjun Kim

Retrieval Augmented Generation (RAG) is a technique used to augment Large Language Models (LLMs) with contextually relevant, time-critical, or domain-specific information without altering the underlying model parameters. However,…

Information Retrieval · Computer Science 2024-08-20 Laurent Mombaerts , Terry Ding , Adi Banerjee , Florian Felice , Jonathan Taws , Tarik Borogovac

Retrieval-Augmented Generation (RAG) enhances language models by retrieving and incorporating relevant external knowledge. However, traditional retrieve-and-generate processes may not be optimized for real-world scenarios, where queries…

Computation and Language · Computer Science 2025-02-28 Ingeol Baek , Hwan Chang , Byeongjeong Kim , Jimin Lee , Hwanhee Lee

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

This paper presents an experience report on the development of Retrieval Augmented Generation (RAG) systems using PDF documents as the primary data source. The RAG architecture combines generative capabilities of Large Language Models…

Software Engineering · Computer Science 2024-10-22 Ayman Asad Khan , Md Toufique Hasan , Kai Kristian Kemell , Jussi Rasku , Pekka Abrahamsson

Document understanding is critical for applications from financial analysis to scientific discovery. Current approaches, whether OCR-based pipelines feeding Large Language Models (LLMs) or native Multimodal LLMs (MLLMs), face key…

Computation and Language · Computer Science 2026-04-21 Sensen Gao , Shanshan Zhao , Xu Jiang , Lunhao Duan , Yong Xien Chng , Qing-Guo Chen , Weihua Luo , Kaifu Zhang , Jia-Wang Bian , Mingming Gong

Retrieval-Augmented Generation (RAG) has recently emerged as a method to extend beyond the pre-trained knowledge of Large Language Models by augmenting the original prompt with relevant passages or documents retrieved by an Information…

Given a semi-structured knowledge base (SKB), where text documents are interconnected by relations, how can we effectively retrieve relevant information to answer user questions? Retrieval-Augmented Generation (RAG) retrieves documents to…

Retrieval-augmented generation (RAG) has rapidly advanced the language model field, particularly in question-answering (QA) systems. By integrating external documents during the response generation phase, RAG significantly enhances the…

Computation and Language · Computer Science 2024-09-25 Xinyue Chen , Pengyu Gao , Jiangjiang Song , Xiaoyang Tan

Multi-page Document Visual Question Answering requires reasoning over semantics, layouts, and visual elements in long, visually dense documents. Existing OCR-free methods face a trade-off between capacity and precision: end-to-end models…

Computation and Language · Computer Science 2026-04-16 Yuanlei Zheng , Pei Fu , Hang Li , Ziyang Wang , Yuyi Zhang , Wenyu Ruan , Xiaojin Zhang , Zhongyu Wei , Zhenbo Luo , Jian Luan , Wei Chen , Xiang Bai