English
Related papers

Related papers: Attention-space Contrastive Guidance for Efficient…

200 papers

Large Vision-Language Models have shown strong multimodal reasoning capabilities, yet they remain susceptible to object hallucinations when language priors dominate insufficient or misaligned visual evidence. Training-free contrastive…

Computer Vision and Pattern Recognition · Computer Science 2026-05-25 Xiaoyi Huang , Kejia Zhang , Zhiming Luo

Large Vision-Language Models (LVLMs) are increasingly adept at generating contextually detailed and coherent responses from visual inputs. However, their application in multimodal decision-making and open-ended generation is hindered by a…

Computer Vision and Pattern Recognition · Computer Science 2024-06-06 Xintong Wang , Jingheng Pan , Liang Ding , Chris Biemann

Hallucination has emerged as a significant barrier to the effective application of Large Language Models (LLMs). In this work, we introduce a novel Attention-Guided SElf-Reflection (AGSER) approach for zero-shot hallucination detection in…

Computation and Language · Computer Science 2025-09-04 Qiang Liu , Xinlong Chen , Yue Ding , Bowen Song , Weiqiang Wang , Shu Wu , Liang Wang

Multi-modal large language models (MLLMs) have been shown to efficiently integrate natural language with visual information to handle multi-modal tasks. However, MLLMs still face a fundamental limitation of hallucinations, where they tend…

Computer Vision and Pattern Recognition · Computer Science 2024-02-27 Chaoya Jiang , Haiyang Xu , Mengfan Dong , Jiaxing Chen , Wei Ye , Ming Yan , Qinghao Ye , Ji Zhang , Fei Huang , Shikun Zhang

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

The generation of factually incorrect objects, commonly known as object hallucination, remains a persistent challenge in Large Vision-Language Models (LVLMs). Current approaches to address this issue - ranging from expensive data-driven…

Artificial Intelligence · Computer Science 2026-05-26 Yuanzhi Xu , Qian Gao , Jun Fan , Guohui Ding , Zhenyu Yang , Sixue Lin , Yuteng Xiao

Large vision-language models (LVLMs) have demonstrated remarkable multimodal comprehension and reasoning capabilities, but they still suffer from severe object hallucination. Previous studies primarily attribute the flaw to linguistic prior…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Haohan Zheng , Zhenguo Zhang

Large Vision-Language Models (LVLMs) have achieved remarkable success across a wide range of multimodal tasks, yet their robustness to spatial variations remains insufficiently understood. In this work, we conduct a systematic study of the…

Computer Vision and Pattern Recognition · Computer Science 2026-02-04 Yingjie Zhu , Xuefeng Bai , Kehai Chen , Yang Xiang , Youcheng Pan , Yongshuai Hou , Weili Guan , Jun Yu , Min Zhang

Large Vision-Language Models have demonstrated exceptional performance in multimodal reasoning and complex scene understanding. However, these models still face significant hallucination issues, where outputs contradict visual facts. Recent…

Computer Vision and Pattern Recognition · Computer Science 2026-04-01 Wei Suo , Hanzu Zhang , Lijun Zhang , Ji Ma , Peng Wang , Yanning Zhang

Due to the unidirectional masking mechanism, Decoder-Only models propagate information from left to right. LVLMs (Large Vision-Language Models) follow the same architecture, with visual information gradually integrated into semantic…

Computer Vision and Pattern Recognition · Computer Science 2025-09-24 Jianfei Zhao , Feng Zhang , Xin Sun , Chong Feng

Hallucination has been a significant impediment to the development and application of current Large Vision-Language Models (LVLMs). To mitigate hallucinations, one intuitive and effective way is to directly increase attention weights to…

Computer Vision and Pattern Recognition · Computer Science 2026-03-06 Li'an Zhong , Ziqiang He , Jibin Zheng , Jin Li , Z. Jane Wang , Xiangui Kang

Although large vision-language models (LVLMs) have demonstrated remarkable capabilities, they are prone to hallucinations in multi-image tasks. We attribute this issue to limitations in existing attention mechanisms and insufficient…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Xiaochen Yang , Hao Fang , Jiawei Kong , Yaoxin Mao , Bin Chen , Shu-Tao Xia

Large Vision Language Models (LVLMs) demonstrate strong capabilities in visual understanding and description, yet often suffer from hallucinations, attributing incorrect or misleading features to images. We observe that LVLMs…

Computer Vision and Pattern Recognition · Computer Science 2025-06-03 Sangmin Woo , Donguk Kim , Jaehyuk Jang , Yubin Choi , Changick Kim

Despite the impressive capabilities of Large Vision-Language Models (LVLMs), they remain susceptible to hallucinations-generating content that is inconsistent with the input image. Existing training-free hallucination mitigation methods…

Machine Learning · Computer Science 2025-05-20 Kai Tang , Jinhao You , Xiuqi Ge , Hanze Li , Yichen Guo , Xiande Huang

Mitigating hallucinations of Large Vision Language Models,(LVLMs) is crucial to enhance their reliability for general-purpose assistants. This paper shows that such hallucinations of LVLMs can be significantly exacerbated by preceding…

Computer Vision and Pattern Recognition · Computer Science 2024-10-07 Dongmin Park , Zhaofang Qian , Guangxing Han , Ser-Nam Lim

Despite recent advances in Large Vision Language Models (LVLMs), these models still suffer from generating hallucinatory responses that do not align with the visual input provided. To mitigate such hallucinations, we introduce Efficient…

Computer Vision and Pattern Recognition · Computer Science 2025-04-17 Laura Fieback , Nishilkumar Balar , Jakob Spiegelberg , Hanno Gottschalk

Object hallucination in Large Vision-Language Models (LVLMs) severely compromises their reliability in real-world applications, posing a critical barrier to their deployment in high-stakes scenarios such as autonomous driving and medical…

Computer Vision and Pattern Recognition · Computer Science 2026-03-26 Han Sun , Qin Li , Peixin Wang , Min Zhang

Over-reliance on language priors is a major cause of hallucinations in Large Vision-Language Models (LVLMs), often leading to outputs that are linguistically plausible but visually inconsistent. Recent studies have explored contrastive…

Computer Vision and Pattern Recognition · Computer Science 2025-09-17 Jianfei Zhao , Feng Zhang , Xin Sun , Lingxing Kong , Zhixing Tan , Chong Feng

While Large Vision-Language Models (LVLMs) have rapidly advanced in recent years, the prevalent issue known as the `hallucination' problem has emerged as a significant bottleneck, hindering their real-world deployments. Existing methods…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Fushuo Huo , Wenchao Xu , Zhong Zhang , Haozhao Wang , Zhicheng Chen , Peilin Zhao

Spatial relation hallucinations pose a persistent challenge in large vision-language models (LVLMs), leading to generate incorrect predictions about object positions and spatial configurations within an image. To address this issue, we…

Computation and Language · Computer Science 2025-03-24 Jiarui Wu , Zhuo Liu , Hangfeng He