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相关论文: OMD-GraphRAG: Enhancing GraphRAG with Ontology-Gui…

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Since large language models (LLMs) have a tendency to generate factually inaccurate output, retrieval-augmented generation (RAG) has gained significant attention as a key means to mitigate this downside of harnessing only LLMs. However,…

计算与语言 · 计算机科学 2025-12-18 Youmin Ko , Sungjong Seo , Hyunjoon Kim

In recent years, large language models (LLMs) have made remarkable achievements in various domains. However, the untimeliness and cost of knowledge updates coupled with hallucination issues of LLMs have curtailed their applications in…

机器学习 · 计算机科学 2024-05-31 Chunjing Gan , Dan Yang , Binbin Hu , Hanxiao Zhang , Siyuan Li , Ziqi Liu , Yue Shen , Lin Ju , Zhiqiang Zhang , Jinjie Gu , Lei Liang , Jun Zhou

Graph Retrieval-Augmented Generation (GraphRAG) has become a common approach for multi-hop reasoning by using knowledge graphs (KGs) as structured retrieval indexes. However, most existing GraphRAG methods implicitly assume that…

信息检索 · 计算机科学 2026-05-20 Yizhuo Ma , Jinchuan Xu , Tao Wen , Qizhi Chen , Jiakai Li , Rongzheng Wang , Muquan Li , Shuang Liang , Ke Qin

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…

信息检索 · 计算机科学 2025-10-29 Michail Dadopoulos , Anestis Ladas , Stratos Moschidis , Ioannis Negkakis

Integrating Large Language Models (LLMs) in Intelligent Tutoring Systems (ITS) presents transformative opportunities for personalized education. However, current implementations face two critical challenges: maintaining factual accuracy and…

计算与语言 · 计算机科学 2025-02-13 Chenxi Dong , Yimin Yuan , Kan Chen , Shupei Cheng , Chujie Wen

This paper presents Loops On Retrieval Augmented Generation (LoRAG), a new framework designed to enhance the quality of retrieval-augmented text generation through the incorporation of an iterative loop mechanism. The architecture…

计算与语言 · 计算机科学 2024-03-26 Ayush Thakur , Rashmi Vashisth

Graph-based Retrieval-Augmented Generation (GraphRAG) has become the important paradigm for enhancing Large Language Models (LLMs) with external knowledge. However, existing approaches are constrained by their reliance on high-quality…

计算与语言 · 计算机科学 2026-01-07 Xiaojun Wu , Cehao Yang , Xueyuan Lin , Chengjin Xu , Xuhui Jiang , Yuanliang Sun , Hui Xiong , Jia Li , Jian Guo

Retrieval augmented generation (RAG) has enhanced large language models by enabling access to external knowledge, with graph-based RAG emerging as a powerful paradigm for structured retrieval and reasoning. However, existing graph-based…

人工智能 · 计算机科学 2026-02-06 Nengbo Wang , Tuo Liang , Vikash Singh , Chaoda Song , Van Yang , Yu Yin , Jing Ma , Jagdip Singh , Vipin Chaudhary

We present DynaRAG, a retrieval-augmented generation (RAG) framework designed to handle both static and time-sensitive information needs through dynamic knowledge integration. Unlike traditional RAG pipelines that rely solely on static…

计算与语言 · 计算机科学 2026-03-20 Penghao Liang , Mengwei Yuan , Jianan Liu , Jing Yang , Xianyou Li , Weiran Yan , Yichao Wu

We present a comprehensive framework for enhancing Retrieval-Augmented Generation (RAG) systems through dynamic retrieval strategies and reinforcement fine-tuning. This approach significantly improves large language models on…

机器学习 · 计算机科学 2025-05-21 Sakhinana Sagar Srinivas , Akash Das , Shivam Gupta , Venkataramana Runkana

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.…

信息检索 · 计算机科学 2025-04-10 Yikuan Xia , Jiazun Chen , Yirui Zhan , Suifeng Zhao , Weipeng Jiang , Chaorui Zhang , Wei Han , Bo Bai , Jun Gao

Retrieval-augmented generation (RAG) equips large language models (LLMs) with reliable knowledge memory. To strengthen cross-text associations, recent research integrates graphs and hypergraphs into RAG to capture pairwise and multi-entity…

信息检索 · 计算机科学 2026-02-10 Xingliang Hou , Yuyan Liu , Qi Sun , haoxiu wang , Hao Hu , Shaoyi Du , Zhiqiang Tian

Large language models (LLMs) often suffer from hallucination, generating factually incorrect statements when handling questions beyond their knowledge and perception. Retrieval-augmented generation (RAG) addresses this by retrieving…

计算与语言 · 计算机科学 2025-11-18 Shengyuan Chen , Chuang Zhou , Zheng Yuan , Qinggang Zhang , Zeyang Cui , Hao Chen , Yilin Xiao , Jiannong Cao , Xiao Huang

Retrieval-Augmented Generation (RAG) mitigates hallucination in large language models (LLMs) by incorporating external knowledge during generation. However, the effectiveness of RAG depends not only on the design of the retriever and the…

计算与语言 · 计算机科学 2026-04-15 Xudong Wang , Chaoning Zhang , Qigan Sun , Zhenzhen Huang , Chang Lu , Sheng Zheng , Zeyu Ma , Caiyan Qin , Yang Yang , Hengtao Shen

Retrieval-augmented generation (RAG) is a paradigm that augments large language models (LLMs) with external knowledge to tackle knowledge-intensive question answering. While several benchmarks evaluate Multimodal LLMs (MLLMs) under…

计算与语言 · 计算机科学 2025-08-18 Yin Wu , Quanyu Long , Jing Li , Jianfei Yu , Wenya Wang

Retrieval-augmented generation (RAG) typically relies on a flat retrieval paradigm that maps queries directly to static, isolated text segments. This approach struggles with more complex tasks that require the conditional retrieval and…

计算与语言 · 计算机科学 2026-05-19 Jihao Dai , Dingjun Wu , Yuxuan Chen , Zheni Zeng , Yukun Yan , Zhenghao Liu , Maosong Sun

Retrieval-augmented generation (RAG) has shown promising results in enhancing Q&A by incorporating information from the web and other external sources. However, the supporting documents retrieved from the heterogeneous web often originate…

计算与语言 · 计算机科学 2026-03-26 Kaize Shi , Xueyao Sun , Qika Lin , Firoj Alam , Qing Li , Xiaohui Tao , Guandong Xu

While Retrieval-Augmented Generation (RAG) augments Large Language Models (LLMs) with external knowledge, conventional single-agent RAG remains fundamentally limited in resolving complex queries demanding coordinated reasoning across…

计算与语言 · 计算机科学 2025-04-18 Pei Liu , Xin Liu , Ruoyu Yao , Junming Liu , Siyuan Meng , Ding Wang , Jun Ma

Real-world live retrieval-augmented generation (RAG) systems face significant challenges when processing user queries that are often noisy, ambiguous, and contain multiple intents. While RAG enhances large language models (LLMs) with…

计算与语言 · 计算机科学 2025-06-27 Guanting Dong , Xiaoxi Li , Yuyao Zhang , Mengjie Deng

Graph retrieval-augmented generation (GraphRAG) has effectively enhanced large language models in complex reasoning by organizing fragmented knowledge into explicitly structured graphs. Prior efforts have been made to improve either graph…

信息检索 · 计算机科学 2025-09-04 Junnan Dong , Siyu An , Yifei Yu , Qian-Wen Zhang , Linhao Luo , Xiao Huang , Yunsheng Wu , Di Yin , Xing Sun
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