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Related papers: Mitigating Open-Vocabulary Caption Hallucinations

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Image recaptioning is widely used to generate training datasets with enhanced quality for various multimodal tasks. Existing recaptioning methods typically rely on powerful multimodal large language models (MLLMs) to enhance textual…

Computer Vision and Pattern Recognition · Computer Science 2025-05-29 Yuchi Wang , Yishuo Cai , Shuhuai Ren , Sihan Yang , Linli Yao , Yuanxin Liu , Yuanxing Zhang , Pengfei Wan , Xu Sun

Language models exhibit remarkable natural language generation capabilities but remain prone to hallucinations, generating factually incorrect information despite producing syntactically coherent responses. This study introduces the…

Computation and Language · Computer Science 2025-11-11 Simeon Emanuilov , Richard Ackermann

Model hallucination is one of the most critical challenges faced by Large Language Models (LLMs), especially in high-stakes code intelligence tasks. As LLMs become increasingly integrated into software engineering tasks, understanding and…

Software Engineering · Computer Science 2025-11-04 Cuiyun Gao , Guodong Fan , Chun Yong Chong , Shizhan Chen , Chao Liu , David Lo , Zibin Zheng , Qing Liao

Large Video Models (LVMs) build on the semantic capabilities of Large Language Models (LLMs) and vision modules by integrating temporal information to better understand dynamic video content. Despite their progress, LVMs are prone to…

Computer Vision and Pattern Recognition · Computer Science 2025-09-12 Garry Yang , Zizhe Chen , Man Hon Wong , Haoyu Lei , Yongqiang Chen , Zhenguo Li , Kaiwen Zhou , James Cheng

Multimodal large language models (MLLMs) struggle with hallucinations, particularly with fine-grained queries, a challenge underrepresented by existing benchmarks that focus on coarse image-related questions. We introduce FIne-grained…

Computer Vision and Pattern Recognition · Computer Science 2026-03-19 Rui Xiao , Sanghwan Kim , Yongqin Xian , Zeynep Akata , Stephan Alaniz

Current popular Large Vision-Language Models (LVLMs) are suffering from Hallucinations on Object Attributes (HoOA), leading to incorrect determination of fine-grained attributes in the input images. Leveraging significant advancements in 3D…

Computer Vision and Pattern Recognition · Computer Science 2025-01-20 Zhijie Tan , Yuzhi Li , Shengwei Meng , Xiang Yuan , Weiping Li , Tong Mo , Bingce Wang , Xu Chu

Despite their remarkable progress in multimodal understanding tasks, large vision language models (LVLMs) often suffer from "hallucinations", generating texts misaligned with the visual context. Existing methods aimed at reducing…

Computer Vision and Pattern Recognition · Computer Science 2025-10-17 Sreetama Sarkar , Yue Che , Alex Gavin , Peter A. Beerel , Souvik Kundu

Recent advancements in large multimodal models (LMMs) have significantly enhanced performance across diverse tasks, with ongoing efforts to further integrate additional modalities such as video and audio. However, most existing LMMs remain…

Computer Vision and Pattern Recognition · Computer Science 2024-10-17 Sicong Leng , Yun Xing , Zesen Cheng , Yang Zhou , Hang Zhang , Xin Li , Deli Zhao , Shijian Lu , Chunyan Miao , Lidong Bing

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

Vision Language Models (VLMs) show impressive capabilities in integrating and reasoning with both visual and language data. But these models make mistakes. A common finding -- similar to LLMs -- is their tendency to hallucinate, i.e.,…

Computer Vision and Pattern Recognition · Computer Science 2025-07-01 Sotirios Panagiotis Chytas , Miso Choi , Hyunwoo J. Kim , Vikas Singh

This paper presents ScaleCap, an inference-time scalable image captioning strategy that generates comprehensive and detailed image captions. The key challenges of high-quality image captioning lie in the inherent biases of LVLMs: multimodal…

Computer Vision and Pattern Recognition · Computer Science 2025-06-25 Long Xing , Qidong Huang , Xiaoyi Dong , Pan Zhang , Yuhang Zang , Yuhang Cao , Jinsong Li , Shuangrui Ding , Weiming Zhang , Nenghai Yu , Jiaqi Wang , Feng Wu , Dahua Lin

Large Language Models (LLMs) exhibit remarkable capabilities in natural language understanding and reasoning, but suffer from hallucination: the generation of factually incorrect content. While numerous methods have been developed to reduce…

Computation and Language · Computer Science 2026-01-22 Mohor Banerjee , Nadya Yuki Wangsajaya , Syed Ali Redha Alsagoff , Min Sen Tan , Zachary Choy Kit Chun , Alvin Chan Guo Wei

Although Large Visual Language Models (LVLMs) have demonstrated exceptional abilities in understanding multimodal data, they invariably suffer from hallucinations, leading to a disconnect between the generated text and the corresponding…

Computer Vision and Pattern Recognition · Computer Science 2025-04-02 Xinyu Lyu , Beitao Chen , Lianli Gao , Jingkuan Song , Heng Tao Shen

Hallucination is a big shadow hanging over the rapidly evolving Multimodal Large Language Models (MLLMs), referring to the phenomenon that the generated text is inconsistent with the image content. In order to mitigate hallucinations,…

Computer Vision and Pattern Recognition · Computer Science 2024-12-12 Shukang Yin , Chaoyou Fu , Sirui Zhao , Tong Xu , Hao Wang , Dianbo Sui , Yunhang Shen , Ke Li , Xing Sun , Enhong Chen

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

Although Large Vision-Language Models (LVLMs) have demonstrated remarkable performance on downstream tasks, they frequently produce contents that deviate from visual information, leading to object hallucination. To tackle this, recent works…

Computer Vision and Pattern Recognition · Computer Science 2026-05-07 Qiming Li , Zekai Ye , Xiaocheng Feng , Weihong Zhong , Libo Qin , Ruihan Chen , Lei Huang , Baohang Li , Kui Jiang , Yaowei Wang , Ting Liu , Bing Qin

Hallucinations in multimodal models have been extensively studied using benchmarks that probe reliability in image-text query settings. However, the effect of spoken queries on multimodal hallucinations remains largely unexplored, despite…

Sound · Computer Science 2026-03-20 Hansol Park , Hoseong Ahn , Junwon Moon , Yejin Lee , Kyuhong Shim

Zero-shot image captioning (IC) without well-paired image-text data can be divided into two categories, training-free and text-only-training. Generally, these two types of methods realize zero-shot IC by integrating pretrained…

Computer Vision and Pattern Recognition · Computer Science 2024-03-07 Zequn Zeng , Yan Xie , Hao Zhang , Chiyu Chen , Zhengjue Wang , Bo Chen

As Large Language Models (LLMs) continue to advance in their ability to write human-like text, a key challenge remains around their tendency to hallucinate generating content that appears factual but is ungrounded. This issue of…

Computation and Language · Computer Science 2024-01-09 S. M Towhidul Islam Tonmoy , S M Mehedi Zaman , Vinija Jain , Anku Rani , Vipula Rawte , Aman Chadha , Amitava Das

Large Multimodal Models (LMM) are built across modalities and the misalignment between two modalities can result in "hallucination", generating textual outputs that are not grounded by the multimodal information in context. To address the…

Computer Vision and Pattern Recognition · Computer Science 2023-09-27 Zhiqing Sun , Sheng Shen , Shengcao Cao , Haotian Liu , Chunyuan Li , Yikang Shen , Chuang Gan , Liang-Yan Gui , Yu-Xiong Wang , Yiming Yang , Kurt Keutzer , Trevor Darrell