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Retrieval-Augmented Generation (RAG) systems offer a powerful approach to enhancing large language model (LLM) outputs by incorporating fact-checked, contextually relevant information. However, fairness and reliability concerns persist, as…

Human-Computer Interaction · Computer Science 2025-04-24 Xuyang Zhu , Sejoon Chang , Andrew Kuik

Automated code review comment generation (RCG) aims to assist developers by automatically producing natural language feedback for code changes. Existing approaches are primarily either generation-based, using pretrained language models, or…

Software Engineering · Computer Science 2025-06-16 Hyunsun Hong , Jongmoon Baik

Retrieval-Augmented Generation (RAG) systems have emerged as a promising solution to mitigate LLM hallucinations and enhance their performance in knowledge-intensive domains. However, these systems are vulnerable to adversarial poisoning…

Information Retrieval · Computer Science 2025-07-29 Jinyan Su , Jin Peng Zhou , Zhengxin Zhang , Preslav Nakov , Claire Cardie

Large language models (LLMs) are very costly and inefficient to update with new information. To address this limitation, retrieval-augmented generation (RAG) has been proposed as a solution that dynamically incorporates external knowledge…

Computation and Language · Computer Science 2025-07-10 Sezen Perçin , Xin Su , Qutub Sha Syed , Phillip Howard , Aleksei Kuvshinov , Leo Schwinn , Kay-Ulrich Scholl

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

Retrieval-Augmented Generation (RAG) has recently gained traction in natural language processing. Numerous studies and real-world applications are leveraging its ability to enhance generative models through external information retrieval.…

Computation and Language · Computer Science 2025-02-17 Hao Yu , Aoran Gan , Kai Zhang , Shiwei Tong , Qi Liu , Zhaofeng Liu

Generative artificial intelligence (AI) has brought revolutionary innovations in various fields, including medicine. However, it also exhibits limitations. In response, retrieval-augmented generation (RAG) provides a potential solution,…

Artificial Intelligence · Computer Science 2024-06-19 Rui Yang , Yilin Ning , Emilia Keppo , Mingxuan Liu , Chuan Hong , Danielle S Bitterman , Jasmine Chiat Ling Ong , Daniel Shu Wei Ting , Nan Liu

Retrieval-augmented generation (RAG) is a prevalent approach for building LLM-based question-answering systems that can take advantage of external knowledge databases. Due to the complexity of real-world RAG systems, there are many…

Computation and Language · Computer Science 2026-01-16 Kin Kwan Leung , Mouloud Belbahri , Yi Sui , Alex Labach , Xueying Zhang , Stephen Anthony Rose , Jesse C. Cresswell

Retrieval-Augmented Generation (RAG) improves Large Language Models (LLMs) by using external knowledge, but it struggles with precise entity information retrieval. In this paper, we proposed MES-RAG framework, which enhances entity-specific…

Computation and Language · Computer Science 2025-03-19 Pingyu Wu , Daiheng Gao , Jing Tang , Huimin Chen , Wenbo Zhou , Weiming Zhang , Nenghai Yu

Software engineers are increasingly adding semantic search capabilities to applications using a strategy known as Retrieval Augmented Generation (RAG). A RAG system involves finding documents that semantically match a query and then passing…

Software Engineering · Computer Science 2024-02-05 Scott Barnett , Stefanus Kurniawan , Srikanth Thudumu , Zach Brannelly , Mohamed Abdelrazek

As Large Language Models (LLMs) continue to advance, Retrieval-Augmented Generation (RAG) has emerged as a vital technique to enhance factual accuracy by integrating external knowledge into the generation process. However, LLMs often fail…

Retrieval-Augmented Generation (RAG) mitigates factual errors and hallucinations in Large Language Models (LLMs) for question-answering (QA) by incorporating external knowledge. However, existing adaptive RAG methods rely on LLMs to predict…

Computation and Language · Computer Science 2025-04-08 Ruobing Wang , Qingfei Zhao , Yukun Yan , Daren Zha , Yuxuan Chen , Shi Yu , Zhenghao Liu , Yixuan Wang , Shuo Wang , Xu Han , Zhiyuan Liu , Maosong Sun

Climate decision making is constrained by the complexity and inaccessibility of key information within lengthy, technical, and multi-lingual documents. Generative AI technologies offer a promising route for improving the accessibility of…

Computation and Language · Computer Science 2024-11-01 Matyas Juhasz , Kalyan Dutia , Henry Franks , Conor Delahunty , Patrick Fawbert Mills , Harrison Pim

Retrieval-Augmented Generation (RAG) combines the language understanding and reasoning power of large language models (LLMs) with external retrieval to enable domain-grounded responses. Effectively adapting RAG systems to domain-specific…

Computation and Language · Computer Science 2026-04-14 Chris Xing Tian , Weihao Xie , Zhen Chen , Zhengyuan Yi , Hui Liu , Haoliang Li , Shiqi Wang , Siwei Ma

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

This paper presents an advancement in Question-Answering (QA) systems using a Retrieval Augmented Generation (RAG) framework to enhance information extraction from PDF files. Recognizing the richness and diversity of data within…

Computation and Language · Computer Science 2026-04-08 Thi Thu Uyen Hoang , Meenakshi Rajendran , Kun Zhang , Yuhan Wu , Viet Anh Nguyen

Financial analysts face significant challenges extracting information from lengthy 10-K reports, which often exceed 100 pages. This paper presents a Retrieval-Augmented Generation (RAG) system designed to answer questions about S&P 500…

Computation and Language · Computer Science 2026-04-29 Zhiyuan Cheng , Longying Lai , Yue Liu , Kai Cheng , Xiaoxi Qi

The reranker and generator are two critical components in the Retrieval-Augmented Generation (i.e., RAG) pipeline, responsible for ranking relevant documents and generating responses. However, due to differences in pre-training data and…

Computation and Language · Computer Science 2025-12-09 Pengyue Jia , Derong Xu , Xiaopeng Li , Zhaocheng Du , Xiangyang Li , Yichao Wang , Yuhao Wang , Qidong Liu , Maolin Wang , Huifeng Guo , Ruiming Tang , Xiangyu Zhao

This paper introduces an innovative approach using Retrieval-Augmented Generation (RAG) pipelines with Large Language Models (LLMs) to enhance information retrieval and query response systems for university-related question answering. By…

Information Retrieval · Computer Science 2024-12-03 Arshia Hemmat , Kianoosh Vadaei , Mohammad Hassan Heydari , Afsaneh Fatemi

Retrieval-augmented generation (RAG) is a common technique for grounding language model outputs in domain-specific information. However, RAG is often challenged by reasoning-intensive question-answering (QA), since common retrieval methods…

Computation and Language · Computer Science 2026-01-27 Saadat Hasan Khan , Spencer Hong , Jingyu Wu , Kevin Lybarger , Youbing Yin , Erin Babinsky , Daben Liu