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相关论文: Beyond Semantic Relevance: Counterfactual Risk Min…

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Retrieval-Augmented Generation (RAG) has become a primary technique for mitigating hallucinations in large language models (LLMs). However, incomplete knowledge extraction and insufficient understanding can still mislead LLMs to produce…

计算与语言 · 计算机科学 2025-06-30 Haichuan Hu , Congqing He , Xiaochen Xie , Quanjun Zhang

Semantic relevance judgment for search is particularly challenging in knowledge-intensive scenarios, where accurate ranking requires not only semantic matching but also background grounding, multi-step reasoning, and well-calibrated…

信息检索 · 计算机科学 2026-05-26 Hengjun Jiang , Liansheng Sun , Yan Jiang , Xiaojie Ke , Yongjin Wang , Xiangkun Liu , Cunxin Gu , Jian Xu , Guanjun Jiang

Retrieval-augmented Generation (RAG) extends large language models (LLMs) with external knowledge but faces key challenges: restricted effective context length and redundancy in retrieved documents. Pure compression-based approaches reduce…

计算与语言 · 计算机科学 2025-07-09 Yiqiao Jin , Kartik Sharma , Vineeth Rakesh , Yingtong Dou , Menghai Pan , Mahashweta Das , Srijan Kumar

The growing demand for efficient and lightweight Retrieval-Augmented Generation (RAG) systems has highlighted significant challenges when deploying Small Language Models (SLMs) in existing RAG frameworks. Current approaches face severe…

人工智能 · 计算机科学 2025-01-28 Tianyu Fan , Jingyuan Wang , Xubin Ren , Chao Huang

The Retrieval-augmented generation (RAG) system based on Large language model (LLM) has made significant progress. It can effectively reduce factuality hallucinations, but faithfulness hallucinations still exist. Previous methods for…

计算与语言 · 计算机科学 2026-01-07 Jianpeng Hu , Yanzeng Li , Jialun Zhong , Wenfa Qi , Lei Zou

Retrieval-Augmented Generation (RAG) has emerged as a promising approach to address key limitations of Large Language Models (LLMs), such as hallucination, outdated knowledge, and lacking reference. However, current RAG frameworks often…

信息检索 · 计算机科学 2025-09-17 Zihan Wang , Zihan Liang , Zhou Shao , Yufei Ma , Huangyu Dai , Ben Chen , Lingtao Mao , Chenyi Lei , Yuqing Ding , Han Li

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…

计算与语言 · 计算机科学 2024-04-23 Alireza Salemi , Hamed Zamani

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…

软件工程 · 计算机科学 2024-02-05 Scott Barnett , Stefanus Kurniawan , Srikanth Thudumu , Zach Brannelly , Mohamed Abdelrazek

RAG systems are increasingly deployed in high-stakes domains where users expect outputs to be consistent across semantically equivalent queries. However, existing systems often exhibit significant inconsistencies due to variability in both…

计算与语言 · 计算机科学 2025-10-07 Faisal Hamman , Chenyang Zhu , Anoop Kumar , Xujun Peng , Sanghamitra Dutta , Daben Liu , Alfy Samuel

Retrieval-Augmented Generation (RAG) grounds language models in factual evidence but introduces critical challenges regarding knowledge conflicts between internalized parameters and retrieved information. However, existing reliability…

信息检索 · 计算机科学 2026-04-24 Sunguk Shin , Meeyoung Cha , Byung-Jun Lee , Sungwon Park

Retrieval-augmented generation (RAG) is increasingly recognized as an effective approach to mitigating the hallucination of large language models (LLMs) through the integration of external knowledge. While numerous efforts, most studies…

计算与语言 · 计算机科学 2025-10-10 Shuo Yu , Mingyue Cheng , Qi Liu , Daoyu Wang , Jiqian Yang , Jie Ouyang , Yucong Luo , Chenyi Lei , Enhong 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…

人工智能 · 计算机科学 2025-10-22 Roxana Petcu , Kenton Murray , Daniel Khashabi , Evangelos Kanoulas , Maarten de Rijke , Dawn Lawrie , Kevin Duh

Large Language Models (LLMs) exhibit hallucinations in knowledge-intensive tasks. Graph-based retrieval augmented generation (RAG) has emerged as a promising solution, yet existing approaches suffer from fundamental recall and precision…

信息检索 · 计算机科学 2026-03-24 Duyi Pan , Tianao Lou , Xin Li , Haoze Song , Yiwen Wu , Mengyi Deng , Mingyu Yang , Wei Wang

Retrieval-Augmented Generation (RAG) aims to enhance large language models (LLMs) to generate more accurate and reliable answers with the help of the retrieved context from external knowledge sources, thereby reducing the incidence of…

计算与语言 · 计算机科学 2024-10-17 Jintao Liu , Ruixue Ding , Linhao Zhang , Pengjun Xie , Fie Huang

Retrieval-Augmented Generation (RAG) enhances factual accuracy by integrating external knowledge, yet it introduces a critical issue: erroneous or biased retrieval can mislead generation, compounding hallucinations, a phenomenon we term…

计算与语言 · 计算机科学 2025-05-27 Wentao Hu , Wengyu Zhang , Yiyang Jiang , Chen Jason Zhang , Xiaoyong Wei , Qing Li

Recent Retrieval Augmented Generation (RAG) aims to enhance Large Language Models (LLMs) by incorporating extensive knowledge retrieved from external sources. However, such approach encounters some challenges: Firstly, the original queries…

计算与语言 · 计算机科学 2024-10-10 Bolei He , Nuo Chen , Xinran He , Lingyong Yan , Zhenkai Wei , Jinchang Luo , Zhen-Hua Ling

Retrieval-augmented generation (RAG) enhances the capabilities of large language models (LLMs) by incorporating external knowledge into their input prompts. However, when the retrieved context contradicts the LLM's parametric knowledge, it…

计算与语言 · 计算机科学 2025-09-29 Eunseong Choi , June Park , Hyeri Lee , Jongwuk Lee

Retrieval-Augmented Generation (RAG) offers a cost-effective approach to injecting real-time knowledge into large language models (LLMs). Nevertheless, constructing and validating high-quality knowledge repositories require considerable…

计算与语言 · 计算机科学 2024-05-28 Xun Liang , Simin Niu , Zhiyu li , Sensen Zhang , Shichao Song , Hanyu Wang , Jiawei Yang , Feiyu Xiong , Bo Tang , Chenyang Xi

Retrieval-Augmented Generation (RAG) has been proposed to mitigate hallucinations in large language models (LLMs), where generated outputs may be factually incorrect. However, existing RAG approaches predominantly rely on vector similarity…

信息检索 · 计算机科学 2026-04-28 Miao Xie , Xiao Zhang , Yi Li , Chunli Lv

Retrieval-Augmented Generation (RAG) compensates for the static knowledge limitations of Large Language Models (LLMs) by integrating external knowledge, producing responses with enhanced factual correctness and query-specific…

计算与语言 · 计算机科学 2025-05-21 Ruobing Yao , Yifei Zhang , Shuang Song , Neng Gao , Chenyang Tu