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Related papers: Evaluating Object Hallucination in Large Vision-La…

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We study object hallucination in Multimodal Large Language Models (MLLMs) and improve visual contrastive decoding (VCD) by constructing an object-aligned auxiliary view. We leverage object-centric attention in self-supervised Vision…

Computer Vision and Pattern Recognition · Computer Science 2026-02-13 Boqi Chen , Xudong Liu , Jianing Qiu

Vision Language Models (VLMs) have achieved impressive progress in multimodal reasoning; yet, they remain vulnerable to hallucinations, where outputs are not grounded in visual evidence. In this paper, we investigate a previously overlooked…

Computer Vision and Pattern Recognition · Computer Science 2025-10-15 Sifan Li , Hongkai Chen , Yujun Cai , Qingwen Ye , Liyang Chen , Junsong Yuan , Yiwei Wang

Large Vision-Language Models (LVLMs) have demonstrated impressive multimodal understanding capabilities, yet they remain prone to object hallucination, where models describe non-existent objects or attribute incorrect factual information,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-24 Ahmed Akl , Abdelwahed Khamis , Ali Cheraghian , Zhe Wang , Sara Khalifa , Kewen Wang

Large vision-language models (LVLMs) are powerful, yet they remain unreliable due to object hallucinations. In this work, we show that in many hallucinatory predictions the LVLM effectively ignores the image and instead relies on previously…

Computer Vision and Pattern Recognition · Computer Science 2025-11-17 Nhat Hoang-Xuan , Minh Vu , My T. Thai , Manish Bhattarai

Current Large Multimodal Models (LMMs) achieve remarkable progress, yet there remains significant uncertainty regarding their ability to accurately apprehend visual details, that is, in performing detailed captioning. To address this, we…

Computer Vision and Pattern Recognition · Computer Science 2024-04-01 Bohan Zhai , Shijia Yang , Chenfeng Xu , Sheng Shen , Kurt Keutzer , Chunyuan Li , Manling Li

Counting is a fundamental operation for various real-world visual tasks, requiring both object recognition and robust counting capabilities. Despite their advanced visual perception, large vision-language models (LVLMs) are known to…

Computer Vision and Pattern Recognition · Computer Science 2026-02-17 Muhammad Fetrat Qharabagh , Mohammadreza Ghofrani , Kimon Fountoulakis

Despite the many advances of Large Language Models (LLMs) and their unprecedented rapid evolution, their impact and integration into every facet of our daily lives is limited due to various reasons. One critical factor hindering their…

Computation and Language · Computer Science 2024-08-20 Yakir Yehuda , Itzik Malkiel , Oren Barkan , Jonathan Weill , Royi Ronen , Noam Koenigstein

Despite progress in Large Vision Language Models (LVLMs), object hallucination remains a critical issue in image captioning task, where models generate descriptions of non-existent objects, compromising their reliability. Previous work…

Computer Vision and Pattern Recognition · Computer Science 2026-04-09 Shiyu Liu , Xinyi Wen , Zhibin Lan , Ante Wang , Jinsong Su

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…

Object hallucination in Large Vision-Language Models (LVLMs) significantly impedes their real-world applicability. As the primary component for accurately interpreting visual information, the choice of visual encoder is pivotal. We…

Computer Vision and Pattern Recognition · Computer Science 2025-09-18 Weihang Wang , Xinhao Li , Ziyue Wang , Yan Pang , Jielei Zhang , Peiyi Li , Qiang Zhang , Longwen Gao

Large Vision-Language Models (LVLMs) usually generate texts which satisfy context coherence but don't match the visual input. Such a hallucination issue hinders LVLMs' applicability in the real world. The key to solving hallucination in…

Computer Vision and Pattern Recognition · Computer Science 2025-08-20 Nanxing Hu , Xiaoyue Duan , Jinchao Zhang , Guoliang Kang

Recent studies have shown that large vision-language models (LVLMs) often suffer from the issue of object hallucinations (OH). To mitigate this issue, we introduce an efficient method that edits the model weights based on an unsafe…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Le Yang , Ziwei Zheng , Boxu Chen , Zhengyu Zhao , Chenhao Lin , Chao Shen

Large vision-language models (LVLMs) are prone to hallucinations, where certain contextual cues in an image can trigger the language module to produce overconfident and incorrect reasoning about abnormal or hypothetical objects. While some…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Xiyang Wu , Tianrui Guan , Dianqi Li , Shuaiyi Huang , Xiaoyu Liu , Xijun Wang , Ruiqi Xian , Abhinav Shrivastava , Furong Huang , Jordan Lee Boyd-Graber , Tianyi Zhou , Dinesh Manocha

Large vision-language models (LVLMs) frequently suffer from Object Hallucination (OH), wherein they generate descriptions containing objects that are not actually present in the input image. This phenomenon is particularly problematic in…

Computer Vision and Pattern Recognition · Computer Science 2026-04-22 Yanbin Huang , Yisen Li , Guiyao Tie , Xiaoye Qu , Pan Zhou , Hongfei Wang , Zhaofan Zou , Hao Sun , Xuelong Li

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

Multimodal Large Language Models (MLLMs) hallucinate, resulting in an emerging topic of visual hallucination evaluation (VHE). This paper contributes a ChatGPT-Prompted visual hallucination evaluation Dataset (PhD) for objective VHE at a…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Jiazhen Liu , Yuhan Fu , Ruobing Xie , Runquan Xie , Xingwu Sun , Fengzong Lian , Zhanhui Kang , Xirong Li

Large Vision-Language Models (LVLMs) have demonstrated impressive multimodal reasoning capabilities, but they remain susceptible to hallucination, particularly object hallucination where non-existent objects or incorrect attributes are…

Computer Vision and Pattern Recognition · Computer Science 2025-08-06 Cong-Duy Nguyen , Xiaobao Wu , Duc Anh Vu , Shuai Zhao , Thong Nguyen , Anh Tuan Luu

Large Vision-Language Models (LVLMs) extend large language models with visual understanding, but remain vulnerable to hallucination, where outputs are fluent yet inconsistent with images. Recent studies link this issue to language bias-the…

Computation and Language · Computer Science 2026-05-26 Yangneng Chen , Jing Li

Large Language Models (LLMs) are powerful computational models trained on extensive corpora of human-readable text, enabling them to perform general-purpose language understanding and generation. LLMs have garnered significant attention in…

Computation and Language · Computer Science 2024-10-28 Liam Barkley , Brink van der Merwe

Visual hallucinations in Large Language Models (LLMs), where the model generates responses that are inconsistent with the visual input, pose a significant challenge to their reliability, particularly in contexts where precise and…

Computer Vision and Pattern Recognition · Computer Science 2025-06-30 Nokimul Hasan Arif , Shadman Rabby , Md Hefzul Hossain Papon , Sabbir Ahmed
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