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Diffusion-based models demonstrate impressive generation capabilities. However, they also have a massive number of parameters, resulting in enormous model sizes, thus making them unsuitable for deployment on resource-constraint devices.…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Avideep Mukherjee , Soumya Banerjee , Piyush Rai , Vinay P. Namboodiri

Large Language Models (LLMs) showcase remarkable abilities, yet they struggle with limitations such as hallucinations, outdated knowledge, opacity, and inexplicable reasoning. To address these challenges, Retrieval-Augmented Generation…

计算与语言 · 计算机科学 2024-10-03 Sourav Verma

This article provides a comprehensive systematic literature review of academic studies, industrial applications, and real-world deployments from 2018 to 2025, providing a practical guide and detailed overview of modern Retrieval-Augmented…

信息检索 · 计算机科学 2026-01-12 Dean Wampler , Dave Nielson , Alireza Seddighi

Retrieval-Augmented Generation (RAG) has become a foundational paradigm for equipping large language models (LLMs) with external knowledge, playing a critical role in information retrieval and knowledge-intensive applications. However,…

计算与语言 · 计算机科学 2025-06-10 Weihang Su , Qingyao Ai , Jingtao Zhan , Qian Dong , Yiqun Liu

Industrial advertising question answering (QA) is a high-stakes task in which hallucinated content, particularly fabricated URLs, can lead to financial loss, compliance violations, and legal risk. Although Retrieval-Augmented Generation…

计算与语言 · 计算机科学 2026-02-27 Wenwei Li , Ming Xu , Tianle Xia , Lingxiang Hu , Yiding Sun , Linfang Shang , Liqun Liu , Peng Shu , Huan Yu , Jie Jiang

Retrieval-Augmented Generation (RAG) merges retrieval methods with deep learning advancements to address the static limitations of large language models (LLMs) by enabling the dynamic integration of up-to-date external information. This…

信息检索 · 计算机科学 2026-05-19 Yizheng Huang , Jimmy Huang

Training-free high-resolution (HR) image generation has garnered significant attention due to the high costs of training large diffusion models. Most existing methods begin by reconstructing the overall structure and then proceed to refine…

计算机视觉与模式识别 · 计算机科学 2024-12-10 Yuming Li , Peidong Jia , Daiwei Hong , Yueru Jia , Qi She , Rui Zhao , Ming Lu , Shanghang Zhang

Retrieval-augmented generation (RAG) enables large language models (LLMs) to access external knowledge, helping mitigate hallucinations and enhance domain-specific expertise. Graph-based RAG enhances structural reasoning by introducing…

计算与语言 · 计算机科学 2025-11-26 Linxiao Cao , Ruitao Wang , Jindong Li , Zhipeng Zhou , Menglin Yang

Feature generation can significantly enhance learning outcomes, particularly for tasks with limited data. An effective way to improve feature generation is to expand the current feature space using existing features and enriching the…

计算与语言 · 计算机科学 2025-11-11 Xinhao Zhang , Jinghan Zhang , Fengran Mo , Dakshak Keerthi Chandra , Yu-Zhong Chen , Fei Xie , Kunpeng Liu

Large language models (LLMs) have achieved strong empirical performance in various fields, benefiting from their huge amount of parameters that store knowledge. However, LLMs still suffer from several key issues, such as hallucination…

计算与语言 · 计算机科学 2026-05-20 Shangyu Wu , Ying Xiong , Yufei Cui , Haolun Wu , Can Chen , Ye Yuan , Lianming Huang , Xue Liu , Tei-Wei Kuo , Nan Guan , Chun Jason Xue

Recently, Retrieval-Augmented Generation (RAG) has achieved remarkable success in addressing the challenges of Large Language Models (LLMs) without necessitating retraining. By referencing an external knowledge base, RAG refines LLM…

人工智能 · 计算机科学 2024-09-11 Boci Peng , Yun Zhu , Yongchao Liu , Xiaohe Bo , Haizhou Shi , Chuntao Hong , Yan Zhang , Siliang Tang

Retrieval-Augmented Generation (RAG) is increasingly employed in generative AI-driven scientific workflows to integrate rapidly evolving scientific knowledge bases, yet its reliability is frequently compromised by non-determinism in their…

分布式、并行与集群计算 · 计算机科学 2025-09-24 Baiqiang Wang , Dongfang Zhao , Nathan R Tallent , Luanzheng Guo

Retrieval-Augmented Generation (RAG) offers an effective solution to the issues faced by Large Language Models (LLMs) in hallucination generation and knowledge obsolescence by incorporating externally retrieved knowledge. However, existing…

计算与语言 · 计算机科学 2025-07-01 Yongxin Xu , Ruizhe Zhang , Xinke Jiang , Yujie Feng , Yuzhen Xiao , Xinyu Ma , Runchuan Zhu , Xu Chu , Junfeng Zhao , Yasha Wang

Retrieval augmented generation (RAG) systems provide a method for factually grounding the responses of a Large Language Model (LLM) by providing retrieved evidence, or context, as support. Guided by this context, RAG systems can reduce…

信息检索 · 计算机科学 2025-09-05 Shakiba Amirshahi , Amin Bigdeli , Charles L. A. Clarke , Amira Ghenai

Retrieval-Augmented Generation (RAG) enhances LLMs by grounding generation in query-relevant external evidence. Beyond unstructured text corpora, Graph RAG integrates knowledge graphs into the retrieval pipeline, enabling LLMs to access…

密码学与安全 · 计算机科学 2026-05-28 Jinze Gu , Qinghua Mao , Xi Lin , Jun Wu

Recent advancements in image synthesis are fueled by the advent of large-scale diffusion models. Yet, integrating realistic object visualizations seamlessly into new or existing backgrounds without extensive training remains a challenge.…

计算机视觉与模式识别 · 计算机科学 2024-07-16 Phillip Mueller , Jannik Wiese , Ioan Craciun , Lars Mikelsons

Diffusion Language Models (DLMs) have recently demonstrated remarkable capabilities in natural language processing tasks. However, the potential of Retrieval-Augmented Generation (RAG), which shows great successes for enhancing large…

机器学习 · 计算机科学 2026-01-19 Chuanyue Yu , Jiahui Wang , Yuhan Li , Heng Chang , Ge Lan , Qingyun Sun , Jia Li , Jianxin Li , Ziwei Zhang

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…

计算与语言 · 计算机科学 2024-11-01 Matyas Juhasz , Kalyan Dutia , Henry Franks , Conor Delahunty , Patrick Fawbert Mills , Harrison Pim

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

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…