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Related papers: Detecting Hallucinations in Retrieval-Augmented Ge…

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Large Language Models (LLMs) are widely used across multiple domains but continue to raise concerns regarding security and fairness. Beyond known attack vectors such as data poisoning and prompt injection, LLMs are also vulnerable to…

Artificial Intelligence · Computer Science 2025-10-01 Matheus Vinicius da Silva de Oliveira , Jonathan de Andrade Silva , Awdren de Lima Fontao

Retrieval-Augmented Generation (RAG) mitigates hallucination in LLMs by incorporating external knowledge, but relies on chunk-based retrieval that lacks structural semantics. GraphRAG methods improve RAG by modeling knowledge as…

Computation and Language · Computer Science 2025-07-30 Haoran Luo , Haihong E , Guanting Chen , Qika Lin , Yikai Guo , Fangzhi Xu , Zemin Kuang , Meina Song , Xiaobao Wu , Yifan Zhu , Luu Anh Tuan

Recent advancements in large language models (LLMs) have shown impressive versatility across various tasks. To eliminate their hallucinations, retrieval-augmented generation (RAG) has emerged as a powerful approach, leveraging external…

Computation and Language · Computer Science 2025-05-30 Yuzheng Cai , Zhenyue Guo , Yiwen Pei , Wanrui Bian , Weiguo Zheng

As Large Language Model (LLM) integration has accelerated in high-stakes domains, model hallucination is a critical issue. Retrieval-augmented generation (RAG) is a technique for addressing hallucination; however, RAG's multi-component…

Information Retrieval · Computer Science 2026-05-20 Riddhi Tikoo

Large language models (LLMs) offer new opportunities for constructing knowledge graphs (KGs) from unstructured clinical narratives. However, existing approaches often rely on structured inputs and lack robust validation of factual accuracy…

Artificial Intelligence · Computer Science 2026-01-06 Udiptaman Das , Krishnasai B. Atmakuri , Duy Ho , Chi Lee , Yugyung Lee

Retrieval Augmented Generation (RAG) techniques aim to mitigate hallucinations in Large Language Models (LLMs). However, LLMs can still produce information that is unsupported or contradictory to the retrieved contexts. We introduce LYNX, a…

Artificial Intelligence · Computer Science 2024-07-24 Selvan Sunitha Ravi , Bartosz Mielczarek , Anand Kannappan , Douwe Kiela , Rebecca Qian

Large language models (LLMs) have revolutionized natural language processing (NLP), particularly through Retrieval-Augmented Generation (RAG), which enhances LLM capabilities by integrating external knowledge. However, traditional RAG…

Computation and Language · Computer Science 2025-10-23 Nengbo Wang , Xiaotian Han , Jagdip Singh , Jing Ma , Vipin Chaudhary

Retrieval-Augmented Generation (RAG) mitigates hallucination in Large Language Models (LLMs) by incorporating external data, with Knowledge Graphs (KGs) offering crucial information for question answering. Traditional Knowledge Graph…

Computation and Language · Computer Science 2025-09-08 Yushi Sun , Kai Sun , Yifan Ethan Xu , Xiao Yang , Xin Luna Dong , Nan Tang , Lei Chen

Large Language Models (LLMs) have shown remarkable reasoning capabilities, while their practical applications are limited by severe factual hallucinations due to limitations in the timeliness, accuracy, and comprehensiveness of their…

Artificial Intelligence · Computer Science 2025-06-10 Xinyan Guan , Jiali Zeng , Fandong Meng , Chunlei Xin , Yaojie Lu , Hongyu Lin , Xianpei Han , Le Sun , Jie Zhou

To mitigate the hallucination and knowledge deficiency in large language models (LLMs), Knowledge Graph (KG)-based Retrieval-Augmented Generation (RAG) has shown promising potential by utilizing KGs as external resource to enhance LLMs…

Computation and Language · Computer Science 2025-01-23 Zengyi Gao , Yukun Cao , Hairu Wang , Ao Ke , Yuan Feng , Xike Xie , S Kevin Zhou

The emergence of Large Language Models (LLMs) has significantly advanced natural language processing, but these models often generate factually incorrect information, known as "hallucination". Initial retrieval-augmented generation (RAG)…

Computation and Language · Computer Science 2024-11-12 Yujia Zhou , Zheng Liu , Zhicheng Dou

Hallucination in Large Language Models (LLMs) refers to the generation of content that is not faithful to the input or the real-world facts. This paper provides a rigorous treatment of hallucination in LLMs, including formal definitions and…

Computation and Language · Computer Science 2025-08-01 Esmail Gumaan

Retrieval-Augmented Generation (RAG) architectures have recently garnered significant attention for their ability to improve truth grounding and coherence in natural language processing tasks. However, the reliability of RAG systems in…

Computation and Language · Computer Science 2024-12-04 Joel Suro

Given a graph with textual attributes, we enable users to `chat with their graph': that is, to ask questions about the graph using a conversational interface. In response to a user's questions, our method provides textual replies and…

Machine Learning · Computer Science 2024-05-28 Xiaoxin He , Yijun Tian , Yifei Sun , Nitesh V. Chawla , Thomas Laurent , Yann LeCun , Xavier Bresson , Bryan Hooi

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…

Computation and Language · Computer Science 2025-08-18 Yin Wu , Quanyu Long , Jing Li , Jianfei Yu , Wenya Wang

Large Language Models (LLMs) demonstrate strong reasoning capabilities but struggle with hallucinations and limited transparency. Recently, KG-enhanced LLMs that integrate knowledge graphs (KGs) have been shown to improve reasoning…

Artificial Intelligence · Computer Science 2025-12-10 Minbae Park , Hyemin Yang , Jeonghyun Kim , Kunsoo Park , Hyunjoon Kim

Retrieval-Augmented Generation (RAG) integrates non-parametric knowledge into Large Language Models (LLMs), typically from unstructured texts and structured graphs. While recent progress has advanced text-based RAG to multi-turn reasoning…

Computation and Language · Computer Science 2025-12-11 Yucan Guo , Miao Su , Saiping Guan , Zihao Sun , Xiaolong Jin , Jiafeng Guo , Xueqi Cheng

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…

Artificial Intelligence · Computer Science 2024-09-11 Boci Peng , Yun Zhu , Yongchao Liu , Xiaohe Bo , Haizhou Shi , Chuntao Hong , Yan Zhang , Siliang Tang

Retrieval-Augmented Generation (RAG) grounds large language models (LLMs) in external evidence, but fails when retrieved sources conflict or contain outdated or subjective information. Prior work address these issues independently but lack…

Computation and Language · Computer Science 2025-12-19 Shubham Mishra , Samyek Jain , Gorang Mehrishi , Shiv Tiwari , Harsh Sharma , Pratik Narang , Dhruv Kumar

Reliable decision support in nuclear engineering requires traceable, domain-grounded knowledge retrieval, yet safety and risk analysis workflows remain hampered by fragmented documentation and hallucination when use pre-trained large…

Information Retrieval · Computer Science 2026-04-28 Zavier Ndum Ndum , Jian Tao , John Ford , Mansung Yim , Yang Liu
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