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Related papers: Mitigating LLM Hallucinations through Domain-Groun…

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Retrieval-Augmented Generation (RAG) enhances the factuality of Large Language Models (LLMs) by incorporating retrieved documents and/or generated context. However, LLMs often exhibit a stylistic bias when presented with mixed contexts,…

Computation and Language · Computer Science 2026-04-21 Jiaang Li , Zhendong Mao , Quan Wang , Yuning Wan , Yongdong Zhang

Large language models (LLMs) often generate responses that deviate from user input or training data, a phenomenon known as "hallucination." These hallucinations undermine user trust and hinder the adoption of generative AI systems.…

Computation and Language · Computer Science 2025-04-25 Yejin Bang , Ziwei Ji , Alan Schelten , Anthony Hartshorn , Tara Fowler , Cheng Zhang , Nicola Cancedda , Pascale Fung

Can Large Language Models (LLMs) be trained to avoid hallucinating factual statements, and can Retrieval-Augmented Generation (RAG) be triggered only when necessary to reduce retrieval and computation costs? In this work, we address both…

Discharge summaries require extracting critical information from lengthy electronic health records (EHRs), a process that is labor-intensive when performed manually. Large language models (LLMs) can improve generation efficiency; however,…

Computation and Language · Computer Science 2026-05-06 Severin Ye , Xiao Kong , Xiaopeng He , Guangsu Yan , Dongsuk Oh

This paper primarily focuses on the hallucinations caused due to AI language models(LLMs).LLMs have shown extraordinary Language understanding and generation capabilities .Still it has major a disadvantage hallucinations which give outputs…

Computation and Language · Computer Science 2026-04-07 Sailesh kiran kurra , Shiek Ruksana , Vishal Borusu

Large Language Models (LLMs) have transformed natural language processing (NLP) tasks, but they suffer from hallucination, generating plausible yet factually incorrect content. This issue extends to Video-Language Models (VideoLLMs), where…

Computer Vision and Pattern Recognition · Computer Science 2025-04-22 Ahmad Khalil , Mahmoud Khalil , Alioune Ngom

Large Language Models suffer from hallucination, generating plausible yet factually incorrect content. Current mitigation strategies focus on post-generation correction, which is computationally expensive and fails to prevent unreliable…

Computation and Language · Computer Science 2025-10-03 Nandakishor M

Large Language Models (LLMs) possess a remarkable capacity to generate persuasive and intelligible language. However, coherence does not equate to truthfulness, as the responses often contain subtle hallucinations. Existing benchmarks are…

Computation and Language · Computer Science 2026-02-24 Alex Robertson , Huizhi Liang , Mahbub Gani , Rohit Kumar , Srijith Rajamohan

Large Language Models (LLMs) enhanced with retrieval, an approach known as Retrieval-Augmented Generation (RAG), have achieved strong performance in open-domain question answering. However, RAG remains prone to hallucinations: factually…

Hallucinations in Large Language Models (LLMs) -- generations that are plausible but factually unfaithful -- remain a critical barrier to high-stakes deployment. Current detection methods typically rely on computationally expensive external…

Artificial Intelligence · Computer Science 2026-01-23 Manish Bhatt

Retrieval-augmented generation (RAG) appears as a promising method to alleviate the "hallucination" problem in large language models (LLMs), since it can incorporate external traceable resources for response generation. The essence of RAG…

Computation and Language · Computer Science 2024-10-16 Haosheng Qian , Yixing Fan , Ruqing Zhang , Jiafeng Guo

Despite advancements in grounded content generation, production Large Language Models (LLMs) based applications still suffer from hallucinated answers. We present "Grounded in Context" - a member of Deepchecks' ORION (Output Reasoning-based…

Large language models (LLMs) exhibit excellent performance in natural language processing (NLP), but remain highly sensitive to the quality of input queries, especially when these queries contain misleading or inaccurate information.…

Computation and Language · Computer Science 2025-06-02 Guocong Li , Weize Liu , Yihang Wu , Ping Wang , Shuaihan Huang , Hongxia Xu , Jian Wu

Hallucination remains a critical barrier for deploying large language models (LLMs) in reliability-sensitive applications. Existing detection methods largely fall into two categories: factuality checking, which is fundamentally constrained…

Computation and Language · Computer Science 2025-09-17 Jinxin Li , Gang Tu , ShengYu Cheng , Junjie Hu , Jinting Wang , Rui Chen , Zhilong Zhou , Dongbo Shan

Hallucinations in Large Language Models (LLMs), defined as the generation of content inconsistent with facts or context, represent a core obstacle to their reliable deployment in critical domains. Current research primarily focuses on…

Computation and Language · Computer Science 2026-03-20 Yanyi Liu , Qingwen Yang , Tiezheng Guo , Feiyu Qu , Jun Liu , Yingyou Wen

Hallucination, the generation of factually incorrect content, is a growing challenge in Large Language Models (LLMs). Existing detection and mitigation methods are often isolated and insufficient for domain-specific needs, lacking a…

Computation and Language · Computer Science 2025-01-22 Mengfei Liang , Archish Arun , Zekun Wu , Cristian Munoz , Jonathan Lutch , Emre Kazim , Adriano Koshiyama , Philip Treleaven

While Retrieval-Augmented Generation (RAG) enables large language models (LLMs) to generate contextually grounded responses, contextual faithfulness remains challenging as LLMs may not consistently trust provided context, leading to…

Computation and Language · Computer Science 2026-02-10 Yongchao Long , Xian Wu , Yingying Zhang , Xianbin Wen , Yuxi Zhou , Shenda Hong

LLMs often produce fluent but incorrect answers, yet detecting such hallucinations typically requires multiple sampling passes or post-hoc verification, adding significant latency and cost. We hypothesize that intermediate layers encode…

Computation and Language · Computer Science 2026-01-30 Rohan Bhatnagar , Youran Sun , Chi Andrew Zhang , Yixin Wen , Haizhao Yang

Software vulnerabilities remain a critical security challenge, providing entry points for attackers into enterprise networks. Despite advances in security practices, the lack of high-quality datasets capturing diverse exploit behavior…

Cryptography and Security · Computer Science 2025-11-17 Alireza Lotfi , Charalampos Katsis , Elisa Bertino

Large language models (LLMs) are very costly and inefficient to update with new information. To address this limitation, retrieval-augmented generation (RAG) has been proposed as a solution that dynamically incorporates external knowledge…

Computation and Language · Computer Science 2025-07-10 Sezen Perçin , Xin Su , Qutub Sha Syed , Phillip Howard , Aleksei Kuvshinov , Leo Schwinn , Kay-Ulrich Scholl