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Vision-Language Models (VLMs) are increasingly deployed in autonomous driving and embodied AI systems, where reliable perception is critical for safe semantic reasoning and decision-making. While recent VLMs demonstrate strong performance…

Computer Vision and Pattern Recognition · Computer Science 2026-01-16 Guo Cheng

Vision-language models (VLMs) have made substantial progress across a wide range of visual question answering benchmarks, spanning visual reasoning, document understanding, and multimodal dialogue. These improvements are evident in a wide…

Computer Vision and Pattern Recognition · Computer Science 2026-02-23 Dhruba Ghosh , Yuhui Zhang , Ludwig Schmidt

Multimodal large language models (MLLMs) often suffer from perceptual impairments under extended reasoning modes, particularly in visual question answering (VQA) tasks. We identify attention dispersion as the underlying cause: during…

Computer Vision and Pattern Recognition · Computer Science 2026-05-21 Ruiying Peng , Xueyu Wu , Jing Lei , Lu Hou , Yuanzheng Ma , Xiaohui Li

Blind Image Quality Assessment (BIQA) aims to develop methods that estimate the quality scores of images in the absence of a reference image. In this paper, we approach BIQA from a distortion identification perspective, where our primary…

Computer Vision and Pattern Recognition · Computer Science 2024-09-12 Sepehr Kazemi Ranjbar , Emad Fatemizadeh

Vision-Language Models (VLMs) have demonstrated strong capability in a wide range of tasks such as visual recognition, document parsing, and visual grounding. Nevertheless, recent work shows that while VLMs often manage to capture the…

Computer Vision and Pattern Recognition · Computer Science 2026-04-20 Chengxin Liu , Wonseok Choi , Chenshuang Zhang , Tae-Hyun Oh

Image Quality Assessment (IQA) aims to evaluate the perceptual quality of images based on human subjective perception. Existing methods generally combine multiscale features to achieve high performance, but most rely on straightforward…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Chenyue Song , Chen Hui , Wei Zhang , Haiqi Zhu , Shaohui Liu , Hong Huang , Feng Jiang

Large Multimodal Models (LMMs) often rely on in-context learning (ICL) to perform new visual question answering (VQA) tasks with minimal supervision. However, ICL performance, especially in smaller LMMs, does not always improve…

Artificial Intelligence · Computer Science 2026-03-03 Akash Gupta , Amos Storkey , Mirella Lapata

The development of multimodal large language models (MLLMs) enables the evaluation of image quality through natural language descriptions. This advancement allows for more detailed assessments. However, these MLLM-based IQA methods…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Zheng Chen , Xun Zhang , Wenbo Li , Renjing Pei , Fenglong Song , Xiongkuo Min , Xiaohong Liu , Xin Yuan , Yong Guo , Yulun Zhang

The design of image and video quality assessment (QA) algorithms is extremely important to benchmark and calibrate user experience in modern visual systems. A major drawback of the state-of-the-art QA methods is their limited ability to…

Image and Video Processing · Electrical Eng. & Systems 2025-12-30 Shankhanil Mitra , Diptanu De , Shika Rao , Rajiv Soundararajan

Multimodal Large Language Models (MLLMs) have displayed remarkable performance in multi-modal tasks, particularly in visual comprehension. However, we reveal that MLLMs often generate incorrect answers even when they understand the visual…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Yexin Liu , Zhengyang Liang , Yueze Wang , Xianfeng Wu , Feilong Tang , Muyang He , Jian Li , Zheng Liu , Harry Yang , Sernam Lim , Bo Zhao

Text-rich VQA, namely Visual Question Answering based on text recognition in the images, is a cross-modal task that requires both image comprehension and text recognition. In this work, we focus on investigating the advantages and…

Computer Vision and Pattern Recognition · Computer Science 2023-11-14 Xuejing Liu , Wei Tang , Xinzhe Ni , Jinghui Lu , Rui Zhao , Zechao Li , Fei Tan

The field of object detection and understanding is rapidly evolving, driven by advances in both traditional CNN-based models and emerging multi-modal large language models (LLMs). While CNNs like ResNet and YOLO remain highly effective for…

Computer Vision and Pattern Recognition · Computer Science 2025-10-13 Nirmal Elamon , Rouzbeh Davoudi

Visualizations play a pivotal role in daily communication in an increasingly data-driven world. Research on multimodal large language models (MLLMs) for automated chart understanding has accelerated massively, with steady improvements on…

Computation and Language · Computer Science 2026-04-20 Jonathan Tonglet , Tinne Tuytelaars , Marie-Francine Moens , Iryna Gurevych

Image-based quality assessment (QA) in additive manufacturing (AM) often relies heavily on the expertise and constant attention of skilled human operators. While machine learning and deep learning methods have been introduced to assist in…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Qiaojie Zheng , Jiucai Zhang , Joy Gockel , Michael B. Wakin , Craig Brice , Xiaoli Zhang

In recent times, the standard practice for developing MLLMs is to feed features from vision encoder(s) into the LLM and train with natural language supervision. This approach often causes models to lean towards language comprehension and…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Jitesh Jain , Zhengyuan Yang , Humphrey Shi , Jianfeng Gao , Jianwei Yang

Vision-Language Models (VLMs) leverage aligned visual encoders to transform images into visual tokens, allowing them to be processed similarly to text by the backbone large language model (LLM). This unified input paradigm enables VLMs to…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Bangzheng Li , Fei Wang , Wenxuan Zhou , Nan Xu , Ben Zhou , Sheng Zhang , Hoifung Poon , Muhao Chen

Large Vision-Language Models (VLMs) are increasingly used to evaluate outputs of other models, for image-to-text (I2T) tasks such as visual question answering, and text-to-image (T2I) generation tasks. Despite this growing reliance, the…

Computer Vision and Pattern Recognition · Computer Science 2026-04-24 Mohammed Safi Ur Rahman Khan , Sanjay Suryanarayanan , Tushar Anand , Mitesh M. Khapra

Psychophysical experiments remain the most reliable approach for perceptual image quality assessment (IQA), yet their cost and limited scalability encourage automated approaches. We investigate whether Vision Language Models (VLMs) can…

Computer Vision and Pattern Recognition · Computer Science 2026-03-26 Imran Mehmood , Imad Ali Shah , Ming Ronnier Luo , Brian Deegan

With advancements in data availability and computing resources, Multimodal Large Language Models (MLLMs) have showcased capabilities across various fields. However, the quadratic complexity of the vision encoder in MLLMs constrains the…

Computer Vision and Pattern Recognition · Computer Science 2024-07-24 Yiwei Ma , Zhibin Wang , Xiaoshuai Sun , Weihuang Lin , Qiang Zhou , Jiayi Ji , Rongrong Ji

Multimodal large language models (MLLMs) typically extract visual features from the final layers of a pretrained Vision Transformer (ViT). This widespread deep-layer bias, however, is largely driven by empirical convention rather than…

Computer Vision and Pattern Recognition · Computer Science 2025-10-13 Haoran Chen , Junyan Lin , Xinghao Chen , Yue Fan , Jianfeng Dong , Xin Jin , Hui Su , Jinlan Fu , Xiaoyu Shen