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Related papers: Detecting LLM Fact-conflicting Hallucinations Enha…

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Hallucination, a phenomenon where multimodal large language models~(MLLMs) tend to generate textual responses that are plausible but unaligned with the image, has become one major hurdle in various MLLM-related applications. Several…

Computer Vision and Pattern Recognition · Computer Science 2024-10-16 Han Qiu , Jiaxing Huang , Peng Gao , Qin Qi , Xiaoqin Zhang , Ling Shao , Shijian Lu

The proliferation of Large Language Models (LLMs) is challenged by hallucinations, critical failure modes where models generate non-factual, nonsensical or unfaithful text. This paper introduces Semantic Divergence Metrics (SDM), a novel…

Computation and Language · Computer Science 2025-08-15 Igor Halperin

Hallucination, where large language models (LLMs) generate confident but incorrect or irrelevant information, remains a key limitation in their application to complex, open-ended tasks. Chain-of-thought (CoT) prompting has emerged as a…

Artificial Intelligence · Computer Science 2025-05-15 Adarsh Kumar , Hwiyoon Kim , Jawahar Sai Nathani , Neil Roy

Large Language Models (LLMs) have advanced machine translation but remain vulnerable to hallucinations. Unfortunately, existing MT benchmarks are not capable of exposing failures in multilingual LLMs. To disclose hallucination in…

Computation and Language · Computer Science 2025-10-29 Xinwei Wu , Heng Liu , Jiang Zhou , Xiaohu Zhao , Linlong Xu , Longyue Wang , Weihua Luo , Kaifu Zhang

Hallucinations in large language models (LLMs), defined as fluent yet incorrect or incoherent outputs, pose a significant challenge to the automatic generation of educational multiple-choice questions (MCQs). We identified four key…

Computation and Language · Computer Science 2026-01-22 Nicholas X. Wang , Aggelos K. Katsaggelos

Despite the dramatic progress in Large Language Model (LLM) development, LLMs often provide seemingly plausible but not factual information, often referred to as hallucinations. Retrieval-augmented LLMs provide a non-parametric approach to…

Computation and Language · Computer Science 2023-11-09 Sai Munikoti , Anurag Acharya , Sridevi Wagle , Sameera Horawalavithana

While Diffusion Large Language Models (dLLMs) have emerged as a promising non-autoregressive paradigm comparable to autoregressive (AR) models, their faithfulness, specifically regarding hallucination, remains largely underexplored. To…

Computation and Language · Computer Science 2026-04-14 Zhengnan Guo , Fei Tan

Large Language Models (LLMs) have demonstrated remarkable capabilities, revolutionizing the integration of AI in daily life applications. However, they are prone to hallucinations, generating claims that contradict established facts,…

Computation and Language · Computer Science 2024-06-14 A B M Ashikur Rahman , Saeed Anwar , Muhammad Usman , Ajmal Mian

This research paper focuses on the challenges posed by hallucinations in large language models (LLMs), particularly in the context of the medical domain. Hallucination, wherein these models generate plausible yet unverified or incorrect…

Computation and Language · Computer Science 2023-10-17 Ankit Pal , Logesh Kumar Umapathi , Malaikannan Sankarasubbu

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

In recent years, large language models (LLMs) have made remarkable advancements, yet hallucination, where models produce inaccurate or non-factual statements, remains a significant challenge for real-world deployment. Although current…

Computation and Language · Computer Science 2025-06-03 Qing Li , Jiahui Geng , Zongxiong Chen , Derui Zhu , Yuxia Wang , Congbo Ma , Chenyang Lyu , Fakhri Karray

Large Language Models have rapidly advanced in their ability to interpret and generate natural language. In enterprise settings, they are frequently augmented with closed-source domain knowledge to deliver more contextually informed…

Computation and Language · Computer Science 2025-12-03 Tanmay Agrawal

Large language models (LLMs) offer transformative potential for clinical decision support in spine surgery but pose significant risks through hallucinations, which are factually inconsistent or contextually misaligned outputs that may…

Machine Learning · Computer Science 2025-11-21 Dong Chen , Yanzhe Wei , Zonglin He , Guan-Ming Kuang , Canhua Ye , Meiru An , Huili Peng , Yong Hu , Huiren Tao , Kenneth MC Cheung

Large language models (LLMs) are highly effective in various natural language processing (NLP) tasks. However, they are susceptible to producing unreliable conjectures in ambiguous contexts called hallucination. This paper presents a new…

Computation and Language · Computer Science 2024-03-07 Yuhong Sun , Zhangyue Yin , Qipeng Guo , Jiawen Wu , Xipeng Qiu , Hui Zhao

Hallucinations are outputs by Large Language Models (LLMs) that are factually incorrect yet appear plausible [1]. This paper investigates how such hallucinations influence users' trust in LLMs and users' interaction with LLMs. To explore…

Artificial Intelligence · Computer Science 2025-12-11 Adrian Ryser , Florian Allwein , Tim Schlippe

Large Language Models (LLMs) have demonstrated remarkable proficiency in generating text that closely resemble human writing. However, they often generate factually incorrect statements, a problem typically referred to as 'hallucination'.…

Detecting hallucinations in large language models (LLMs) remains a fundamental challenge for their trustworthy deployment. Going beyond basic uncertainty-driven hallucination detection frameworks, we propose a simple yet powerful method…

Artificial Intelligence · Computer Science 2025-10-10 Rui Wang , Zeming Wei , Guanzhang Yue , Meng Sun

The Large Visual Language Models (LVLMs) enhances user interaction and enriches user experience by integrating visual modality on the basis of the Large Language Models (LLMs). It has demonstrated their powerful information processing and…

Artificial Intelligence · Computer Science 2024-10-22 Wei Lan , Wenyi Chen , Qingfeng Chen , Shirui Pan , Huiyu Zhou , Yi Pan

Recent advancements in large audio-language models (LALMs) have shown impressive capabilities in understanding and reasoning about audio and speech information. However, these models still face challenges, including hallucinating…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-03 Chun-Yi Kuan , Hung-yi Lee

Despite the great advancement of Language modeling in recent days, Large Language Models (LLMs) such as GPT3 are notorious for generating non-factual responses, so-called "hallucination" problems. Existing methods for detecting and…

Computation and Language · Computer Science 2025-09-29 Seongho Joo , Kyungmin Min , Jahyun Koo , Kyomin Jung