English
Related papers

Related papers: From Hallucination to Scheming: A Unified Taxonomy…

200 papers

This study explores the sycophantic tendencies of Large Language Models (LLMs), where these models tend to provide answers that match what users want to hear, even if they are not entirely correct. The motivation behind this exploration…

Computation and Language · Computer Science 2024-08-27 Aswin RRV , Nemika Tyagi , Md Nayem Uddin , Neeraj Varshney , Chitta Baral

Large Language Models (LLMs) have become increasingly important in natural language processing, enabling advanced data analytics through natural language queries. However, these models often generate "hallucinations"-inaccurate or…

Computation and Language · Computer Science 2024-10-29 Mikhail Rumiantsau , Aliaksei Vertsel , Ilya Hrytsuk , Isaiah Ballah

Single document news summarization has seen substantial progress on faithfulness in recent years, driven by research on the evaluation of factual consistency, or hallucinations. We ask whether these advances carry over to other text…

Large Language Models (LLMs) increasingly mediate access to scholarly information, yet their outputs are typically evaluated at the level of individual statements rather than knowledge structure. This paper introduces structural…

Social and Information Networks · Computer Science 2026-03-03 Moses Boudourides

Large language models (LLMs) achieve remarkable fluency across linguistic and reasoning tasks but remain systematically prone to hallucination. Prevailing accounts attribute hallucinations to data gaps, limited context, or optimization…

Computers and Society · Computer Science 2025-09-23 Richard Ackermann , Simeon Emanuilov

While large language models (LLMs) have demonstrated remarkable capabilities across a range of downstream tasks, a significant concern revolves around their propensity to exhibit hallucinations: LLMs occasionally generate content that…

Computation and Language · Computer Science 2025-09-16 Yue Zhang , Yafu Li , Leyang Cui , Deng Cai , Lemao Liu , Tingchen Fu , Xinting Huang , Enbo Zhao , Yu Zhang , Chen Xu , Yulong Chen , Longyue Wang , Anh Tuan Luu , Wei Bi , Freda Shi , Shuming Shi

Multimodal hallucination in multimodal large language models (MLLMs) restricts the correctness of MLLMs. However, multimodal hallucinations are multi-sourced and arise from diverse causes. Existing benchmarks fail to adequately distinguish…

Computer Vision and Pattern Recognition · Computer Science 2025-06-03 Bowen Dong , Minheng Ni , Zitong Huang , Guanglei Yang , Wangmeng Zuo , Lei Zhang

We explore the ability of large language models (LLMs) to engage in subtle deception through strategically phrasing and intentionally manipulating information. This harmful behavior can be hard to detect, unlike blatant lying or…

Computation and Language · Computer Science 2025-10-02 Atharvan Dogra , Krishna Pillutla , Ameet Deshpande , Ananya B Sai , John Nay , Tanmay Rajpurohit , Ashwin Kalyan , Balaraman Ravindran

As Large Language Models (LLMs) transition into autonomous agentic roles, the risk of deception-defined behaviorally as the systematic provision of false information to satisfy external incentives-poses a significant challenge to AI safety.…

Computation and Language · Computer Science 2026-03-10 Arash Marioriyad , Ali Nouri , Mohammad Hossein Rohban , Mahdieh Soleymani Baghshah

As large language models continue to develop in the field of AI, text generation systems are susceptible to a worrisome phenomenon known as hallucination. In this study, we summarize recent compelling insights into hallucinations in LLMs.…

Computation and Language · Computer Science 2023-09-14 Hongbin Ye , Tong Liu , Aijia Zhang , Wei Hua , Weiqiang Jia

Concerns regarding the propensity of Large Language Models (LLMs) to produce inaccurate outputs, also known as hallucinations, have escalated. Detecting them is vital for ensuring the reliability of applications relying on LLM-generated…

Computation and Language · Computer Science 2024-05-31 Ernesto Quevedo , Jorge Yero , Rachel Koerner , Pablo Rivas , Tomas Cerny

Large language models (LLMs) can be prone to hallucinations - generating unreliable outputs that are unfaithful to their inputs, external facts or internally inconsistent. In this work, we address several challenges for post-hoc…

Computation and Language · Computer Science 2024-08-12 Simon Valentin , Jinmiao Fu , Gianluca Detommaso , Shaoyuan Xu , Giovanni Zappella , Bryan Wang

Large Vision-Language Models (LVLMs) integrate image encoders with Large Language Models (LLMs) to process multi-modal inputs and perform complex visual tasks. However, they often generate hallucinations by describing non-existent objects…

Computer Vision and Pattern Recognition · Computer Science 2025-02-25 Yaqi Sun , Kyohei Atarashi , Koh Takeuchi , Hisashi Kashima

Large language models (LLMs) have demonstrated impressive capabilities across a variety of tasks, but their increasing autonomy in real-world applications raises concerns about their trustworthiness. While hallucinations-unintentional…

Machine Learning · Computer Science 2025-09-04 Haoran Huan , Mihir Prabhudesai , Mengning Wu , Shantanu Jaiswal , Deepak Pathak

Large Language Models (LLMs) are known to hallucinate, whereby they generate plausible but inaccurate text. This phenomenon poses significant risks in critical applications, such as medicine or law, necessitating robust hallucination…

Computation and Language · Computer Science 2024-10-23 Benedict Aaron Tjandra , Muhammed Razzak , Jannik Kossen , Kunal Handa , Yarin Gal

Large Language Models (LLMs) are widely deployed in reasoning, planning, and decision-making tasks, making their trustworthiness critical. A significant and underexplored risk is intentional deception, where an LLM deliberately fabricates…

Machine Learning · Computer Science 2026-05-04 Zhaomin Wu , Mingzhe Du , See-Kiong Ng , Bingsheng He

Large language models (LLMs) can suffer from hallucinations when generating text. These hallucinations impede various applications in society and industry by making LLMs untrustworthy. Current LLMs generate text in an autoregressive fashion…

Machine Learning · Computer Science 2025-11-05 Lukas Aichberger , Kajetan Schweighofer , Mykyta Ielanskyi , Sepp Hochreiter

As large language models (LLMs) evolve from conversational assistants into agents capable of handling complex tasks, they are increasingly deployed in high-risk domains. However, existing benchmarks largely rely on mixed queries and…

Computation and Language · Computer Science 2026-04-28 Yuhe Wu , Guangyu Wang , Yuran Chen , Jiatong Zhang , Yutong Zhang , Yujie Chen , Jiaming Shang , Guang Zhang , Zhuang Liu

Large Vision Language Models exhibit remarkable capabilities but struggle with hallucinations inconsistencies between images and their descriptions. Previous hallucination evaluation studies on LVLMs have identified hallucinations in terms…

Artificial Intelligence · Computer Science 2024-11-11 Chaoya Jiang , Hongrui Jia , Wei Ye , Mengfan Dong , Haiyang Xu , Ming Yan , Ji Zhang , Shikun Zhang

Large language models (LLMs) are increasingly being adopted as the cognitive core of embodied agents. However, inherited hallucinations, which stem from failures to ground user instructions in the observed physical environment, can lead to…