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Related papers: SEER: Self-Aligned Evidence Extraction for Retriev…

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Retrieval-Augmented Generation (RAG) systems remain brittle under realistic retrieval noise, even when the required evidence appears in the top-K results. A key reason is that retrievers and rerankers optimize solely for relevance, often…

Retrieval-augmented generation (RAG) has demonstrated significant proficiency in conducting question-answering (QA) tasks within a specified corpus. Nonetheless, numerous failure instances of RAG in QA still exist. These failures are not…

Machine Learning · Computer Science 2025-06-09 Jintao Zhang , Guoliang Li , Jinyang Su

Retrieval-Augmented Generation (RAG) effectively improves the accuracy of Large Language Models (LLMs). However, retrieval noises significantly undermine the quality of LLMs' generation, necessitating the development of denoising…

Computation and Language · Computer Science 2026-04-21 Xinping Zhao , Shouzheng Huang , Yan Zhong , Xinshuo Hu , Meishan Zhang , Baotian Hu , Min Zhang

Despite their remarkable capabilities, large language models (LLMs) often produce responses containing factual inaccuracies due to their sole reliance on the parametric knowledge they encapsulate. Retrieval-Augmented Generation (RAG), an ad…

Computation and Language · Computer Science 2023-10-19 Akari Asai , Zeqiu Wu , Yizhong Wang , Avirup Sil , Hannaneh Hajishirzi

Retrieval-Augmented Generation (RAG) enables Large Language Models (LLMs) to extend their existing knowledge by dynamically incorporating external information. However, practical deployment is fundamentally constrained by the LLM's finite…

Information Retrieval · Computer Science 2026-03-24 Jiarui Guo , Yuemeng Xu , Zongwei Lv , Yangyujia Wang , Xiaolin Wang , Kan Liu , Tao Lan , Lin Qu , Tong Yang

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

Large language models (LLMs) excel in question-answering (QA) tasks, and retrieval-augmented generation (RAG) enhances their precision by incorporating external evidence from diverse sources like web pages, databases, and knowledge graphs.…

Information Retrieval · Computer Science 2025-04-10 Yikuan Xia , Jiazun Chen , Yirui Zhan , Suifeng Zhao , Weipeng Jiang , Chaorui Zhang , Wei Han , Bo Bai , Jun Gao

A common way to extend the memory of large language models (LLMs) is by retrieval augmented generation (RAG), which inserts text retrieved from a larger memory into an LLM's context window. However, the context window is typically limited…

Computation and Language · Computer Science 2025-02-14 Marc Pickett , Jeremy Hartman , Ayan Kumar Bhowmick , Raquib-ul Alam , Aditya Vempaty

Legal document retrieval and judgment prediction are crucial tasks in intelligent legal systems. In practice, determining whether two documents share the same judgments is essential for establishing their relevance in legal retrieval.…

Information Retrieval · Computer Science 2024-04-16 Weicong Qin , Zelin Cao , Weijie Yu , Zihua Si , Sirui Chen , Jun Xu

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…

Document retrieval techniques are essential for developing large-scale information systems. The common approach involves using a bi-encoder to compute the semantic similarity between a query and documents. However, the scalar similarity…

Information Retrieval · Computer Science 2025-06-02 Haoyu Liu , Shaohan Huang , Jianfeng Liu , Yuefeng Zhan , Hao Sun , Weiwei Deng , Feng Sun , Furu Wei , Qi Zhang

Electronic health records (EHRs) are long, noisy, and often redundant, posing a major challenge for the clinicians who must navigate them. Large language models (LLMs) offer a promising solution for extracting and reasoning over this…

Computation and Language · Computer Science 2025-08-21 Skatje Myers , Dmitriy Dligach , Timothy A. Miller , Samantha Barr , Yanjun Gao , Matthew Churpek , Anoop Mayampurath , Majid Afshar

Evaluating retrieval-augmented generation (RAG) presents challenges, particularly for retrieval models within these systems. Traditional end-to-end evaluation methods are computationally expensive. Furthermore, evaluation of the retrieval…

Computation and Language · Computer Science 2024-04-23 Alireza Salemi , Hamed Zamani

Retrieval-Augmented Generation (RAG) is an effective approach to enhance the factual accuracy of large language models (LLMs) by retrieving information from external databases, which are typically composed of diverse sources, to supplement…

Machine Learning · Computer Science 2025-10-15 Jeongyeon Hwang , Junyoung Park , Hyejin Park , Dongwoo Kim , Sangdon Park , Jungseul Ok

Large Language Models (LLMs) achieve strong performance across diverse tasks, but their effectiveness often depends on the quality of the provided context. Retrieval-Augmented Generation (RAG) enriches prompts with external information, but…

Computation and Language · Computer Science 2025-10-02 Oussama Gabouj , Kamel Charaf , Ivan Zakazov , Nicolas Baldwin , Robert West

Event argument extraction identifies arguments for predefined event roles in text. Existing work evaluates this task with exact match (EM), where predicted arguments must align exactly with annotated spans. While suitable for span-based…

Computation and Language · Computer Science 2025-09-11 Omar Sharif , Joseph Gatto , Madhusudan Basak , Sarah M. Preum

Reinforcement learning with verifiable rewards has significantly advanced reasoning in large language models (LLMs), but such signals remain coarse, offering only binary correctness feedback. This limitation often results in inefficiencies,…

Machine Learning · Computer Science 2026-04-20 Peixuan Han , Adit Krishnan , Gerald Friedland , Jiaxuan You , Chris Kong

Retrieval-Augmented Generation (RAG) systems face significant performance gaps when applied to technical domains requiring precise information extraction from complex documents. Current evaluation methodologies relying on document-level…

Machine Learning · Computer Science 2025-02-25 Aryan Jadon , Avinash Patil , Shashank Kumar

Retrieval in Retrieval-Augmented Generation(RAG) must ensure that retrieved passages are not only individually relevant but also collectively form a comprehensive set. Existing approaches primarily rerank top-k passages based on their…

Computation and Language · Computer Science 2025-07-11 Dahyun Lee , Yongrae Jo , Haeju Park , Moontae Lee

While Large Language Models (LLMs) have demonstrated remarkable capabilities, their reliability is significantly compromised by hallucinations. Existing intrinsic self-correction methods attempt to address this, but often fail due to…

Computation and Language · Computer Science 2026-05-29 Gyumin Kim , Juhwan Park , Jaeha Kim , Seunggyun Han , Kyungrak Son , Ikbeom Jang