English
Related papers

Related papers: Teaming LLMs to Detect and Mitigate Hallucinations

200 papers

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 Vision-Language Models (LVLMs) are an extension of Large Language Models (LLMs) that facilitate processing both image and text inputs, expanding AI capabilities. However, LVLMs struggle with object hallucinations due to their reliance…

Computation and Language · Computer Science 2024-08-12 Avshalom Manevich , Reut Tsarfaty

While large language models (LLMs) have shown remarkable capabilities to generate coherent text, they suffer from the issue of hallucinations -- factually inaccurate statements. Among numerous approaches to tackle hallucinations, especially…

Computation and Language · Computer Science 2025-06-25 Juraj Vladika , Ihsan Soydemir , Florian Matthes

Hallucinations in large language models (LLMs) - instances where models generate plausible but factually incorrect information - present a significant challenge for AI. We introduce "Ask a Local", a novel hallucination detection method…

Computation and Language · Computer Science 2025-06-05 Aldan Creo , Héctor Cerezo-Costas , Pedro Alonso-Doval , Maximiliano Hormazábal-Lagos

Traditional language models face a challenge from hallucinations. Their very presence casts a large, dangerous shadow over the promising realm of natural language processing. It becomes crucial to understand the various kinds of…

Computation and Language · Computer Science 2025-12-03 Parth Pulkundwar , Vivek Dhanawade , Rohit Yadav , Minal Sonkar , Medha Asurlekar , Sarita Rathod

Large language models (LLMs), despite their remarkable text generation capabilities, often hallucinate and generate text that is factually incorrect and not grounded in real-world knowledge. This poses serious risks in domains like…

Computation and Language · Computer Science 2025-11-18 Raavi Gupta , Pranav Hari Panicker , Sumit Bhatia , Ganesh Ramakrishnan

The increasing use of large language models (LLMs) in causal discovery as a substitute for human domain experts highlights the need for optimal model selection. This paper presents the first hallucination survey of popular LLMs for causal…

Computation and Language · Computer Science 2024-11-21 Grace Sng , Yanming Zhang , Klaus Mueller

Large language models (LLMs) possess extensive world knowledge, including geospatial knowledge, which has been successfully applied to various geospatial tasks such as mobility prediction and social indicator prediction. However, LLMs often…

Computation and Language · Computer Science 2025-07-29 Shengyuan Wang , Jie Feng , Tianhui Liu , Dan Pei , Yong Li

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

Today's advanced driver assistance systems (ADAS), like adaptive cruise control or rear collision warning, are finding broader adoption across vehicle classes. Integrating such advanced, multimodal Large Language Models (LLMs) on board a…

Computer Vision and Pattern Recognition · Computer Science 2024-08-06 Malsha Ashani Mahawatta Dona , Beatriz Cabrero-Daniel , Yinan Yu , Christian Berger

Hallucinated translations pose significant threats and safety concerns when it comes to the practical deployment of machine translation systems. Previous research works have identified that detectors exhibit complementary performance…

Computation and Language · Computer Science 2024-02-22 Anas Himmi , Guillaume Staerman , Marine Picot , Pierre Colombo , Nuno M. Guerreiro

Recently, multimodal large language models (MLLMs) have demonstrated remarkable performance in visual-language tasks. However, the authenticity of the responses generated by MLLMs is often compromised by object hallucinations. We identify…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Shuo Li , Jiajun Sun , Guodong Zheng , Xiaoran Fan , Yujiong Shen , Yi Lu , Zhiheng Xi , Yuming Yang , Wenming Tan , Tao Ji , Tao Gui , Qi Zhang , Xuanjing Huang

The advent of large language models (LLMs) has facilitated the development of natural language text generation. It also poses unprecedented challenges, with content hallucination emerging as a significant concern. Existing solutions often…

Computation and Language · Computer Science 2024-06-06 Xiaoxi Sun , Jinpeng Li , Yan Zhong , Dongyan Zhao , Rui Yan

Timely and effective incident response is key to managing the growing frequency of cyberattacks. However, identifying the right response actions for complex systems is a major technical challenge. A promising approach to mitigate this…

Cryptography and Security · Computer Science 2025-08-08 Kim Hammar , Tansu Alpcan , Emil C. Lupu

Large Language Models (LLMs) have demonstrated exceptional performance across various natural language processing tasks. However, they occasionally generate inaccurate and counterfactual outputs, a phenomenon commonly referred to as…

Computation and Language · Computer Science 2025-06-04 Dingwei Chen , Feiteng Fang , Shiwen Ni , Feng Liang , Xiping Hu , Ahmadreza Argha , Hamid Alinejad-Rokny , Min Yang , Chengming Li

Multi-modal Large Language Models (MLLMs) demonstrate remarkable success across various vision-language tasks. However, they suffer from visual hallucination, where the generated responses diverge from the provided image. Are MLLMs…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Dingchen Yang , Bowen Cao , Guang Chen , Changjun Jiang

The hallucination problem of Large Language Models (LLMs) significantly limits their reliability and trustworthiness. Humans have a self-awareness process that allows us to recognize what we don't know when faced with queries. Inspired by…

Computation and Language · Computer Science 2024-10-01 Ziwei Ji , Delong Chen , Etsuko Ishii , Samuel Cahyawijaya , Yejin Bang , Bryan Wilie , Pascale Fung

Hallucinations are a persistent problem with Large Language Models (LLMs). As these models become increasingly used in high-stakes domains, such as healthcare and finance, the need for effective hallucination detection is crucial. To this…

Computation and Language · Computer Science 2026-01-29 Dylan Bouchard , Mohit Singh Chauhan

Hallucination in large language models (LLMs) is a fundamental challenge, particularly in open-domain question answering. Prior work attempts to detect hallucination with model-internal signals such as token-level entropy or generation…

Computation and Language · Computer Science 2025-11-25 Shuo Zhang , Fabrizio Gotti , Fengran Mo , Jian-Yun Nie

The prevalent use of large language models (LLMs) in various domains has drawn attention to the issue of "hallucination," which refers to instances where LLMs generate factually inaccurate or ungrounded information. Existing techniques for…

Computation and Language · Computer Science 2023-10-10 Junyu Luo , Cao Xiao , Fenglong Ma