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Live video analytics (LVA) runs continuously across massive camera fleets, but inference cost with modern vision models remains high. To address this, dynamic model size selection (DMSS) is an attractive approach: it is content-aware but…

Computer Vision and Pattern Recognition · Computer Science 2026-01-01 Gur-Eyal Sela , Kumar Krishna Agrawal , Bharathan Balaji , Joseph Gonzalez , Ion Stoica

With the rapid growth of User-Generated Content (UGC) exchanged between users and sharing platforms, the need for video quality assessment in the wild is increasingly evident. UGC is typically acquired using consumer devices and undergoes…

Image and Video Processing · Electrical Eng. & Systems 2025-03-14 Xinyi Wang , Angeliki Katsenou , David Bull

Medical Visual Question Answering (VQA) is an important challenge, as it would lead to faster and more accurate diagnoses and treatment decisions. Most existing methods approach it as a multi-class classification problem, which restricts…

Computer Vision and Pattern Recognition · Computer Science 2023-07-25 Tom van Sonsbeek , Mohammad Mahdi Derakhshani , Ivona Najdenkoska , Cees G. M. Snoek , Marcel Worring

Video question-answering (QA) is a core task in video understanding. Evaluating the quality of video QA and video caption data quality for training video large language models (VideoLLMs) is an essential challenge. Although various methods…

Computer Vision and Pattern Recognition · Computer Science 2025-02-07 Hao Liang , Zirong Chen , Hejun Dong , Wentao Zhang

We present a novel dataset aimed at advancing danger analysis and assessment by addressing the challenge of quantifying danger in video content and identifying how human-like a Large Language Model (LLM) evaluator is for the same. This is…

Computer Vision and Pattern Recognition · Computer Science 2025-03-03 Pranav Gupta , Advith Krishnan , Naman Nanda , Ananth Eswar , Deeksha Agarwal , Pratham Gohil , Pratyush Goel

Transfer learning is an important step to extract meaningful features and overcome the data limitation in the medical Visual Question Answering (VQA) task. However, most of the existing medical VQA methods rely on external data for transfer…

Computer Vision and Pattern Recognition · Computer Science 2021-06-29 Tuong Do , Binh X. Nguyen , Erman Tjiputra , Minh Tran , Quang D. Tran , Anh Nguyen

Visual Grounding (VG) methods in Visual Question Answering (VQA) attempt to improve VQA performance by strengthening a model's reliance on question-relevant visual information. The presence of such relevant information in the visual input…

Computer Vision and Pattern Recognition · Computer Science 2024-02-16 Daniel Reich , Tanja Schultz

Existing multi-criteria decision-making (MCDM) methods often face challenges when evaluating a large number of alternatives, leading to skewed results in selecting the optimal choice. Similarly, conventional efficiency analysis (EA)…

Optimization and Control · Mathematics 2026-03-03 Fuh-Hwa Franklin Liu , Su-Chuan Shih

Background and Objectives: Cardiovascular magnetic resonance (CMR) imaging is a powerful modality in functional and anatomical assessment for various cardiovascular diseases. Sufficient image quality is essential to achieve proper diagnosis…

Image and Video Processing · Electrical Eng. & Systems 2023-10-02 Shahabedin Nabavi , Hossein Simchi , Mohsen Ebrahimi Moghaddam , Ahmad Ali Abin , Alejandro F. Frangi

Remote work and online courses have become important methods of knowledge dissemination, leading to a large number of document-based instructional videos. Unlike traditional video datasets, these videos mainly feature rich-text images and…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Haochen Wang , Kai Hu , Liangcai Gao

Instruction tuning has become the de facto method to equip large language models (LLMs) with the ability of following user instructions. Usually, hundreds of thousands or millions of instruction-following pairs are employed to fine-tune the…

Computation and Language · Computer Science 2023-11-28 Qianlong Du , Chengqing Zong , Jiajun Zhang

Visual Question Answering (VQA) with multiple choice questions enables a vision-centric evaluation of Multimodal Large Language Models (MLLMs). Although it reliably checks the existence of specific visual abilities, it is easier for the…

Computer Vision and Pattern Recognition · Computer Science 2024-09-24 Manu Gaur , Darshan Singh S , Makarand Tapaswi

Text-Centric Visual Question Answering (TEC-VQA) in its proper format not only facilitates human-machine interaction in text-centric visual environments but also serves as a de facto gold proxy to evaluate AI models in the domain of…

Computer Vision and Pattern Recognition · Computer Science 2025-06-12 Jingqun Tang , Qi Liu , Yongjie Ye , Jinghui Lu , Shu Wei , Chunhui Lin , Wanqing Li , Mohamad Fitri Faiz Bin Mahmood , Hao Feng , Zhen Zhao , Yangfan He , Kuan Lu , Yanjie Wang , Yuliang Liu , Hao Liu , Xiang Bai , Can Huang

As super-resolution (SR) techniques introduce unique distortions that fundamentally differ from those caused by traditional degradation processes (e.g., compression), there is an increasing demand for specialized video quality assessment…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Yixiao Li , Xiaoyuan Yang , Weide Liu , Xin Jin , Xu Jia , Yukun Lai , Paul L Rosin , Haotao Liu , Wei Zhou

Automatic action quality assessment (AQA) has attracted increasing attention due to its wide applications. However, most existing AQA methods employ deterministic models to predict the final score for each action, while overlooking the…

Computer Vision and Pattern Recognition · Computer Science 2025-01-06 Caixia Zhou , Yaping Huang

In contrast with traditional video, omnidirectional video enables spherical viewing direction with support for head-mounted displays, providing an interactive and immersive experience. Unfortunately, to the best of our knowledge, there are…

Image and Video Processing · Electrical Eng. & Systems 2019-07-16 Mai Xu , Chen Li , Zulin Wang , Zhenzhong Chen , Zhenyu Guan

We introduce an evaluation methodology for visual question answering (VQA) to better diagnose cases of shortcut learning. These cases happen when a model exploits spurious statistical regularities to produce correct answers but does not…

Computer Vision and Pattern Recognition · Computer Science 2021-09-02 Corentin Dancette , Remi Cadene , Damien Teney , Matthieu Cord

In recent years, there has been a growing emphasis on the intersection of audio, vision, and text modalities, driving forward the advancements in multimodal research. However, strong bias that exists in any modality can lead to the model…

Computer Vision and Pattern Recognition · Computer Science 2023-10-11 Xiulong Liu , Zhikang Dong , Peng Zhang

Visual Question Answering (VQA) requires integration of feature maps with drastically different structures and focus of the correct regions. Image descriptors have structures at multiple spatial scales, while lexical inputs inherently…

Computer Vision and Pattern Recognition · Computer Science 2018-07-20 Yang Shi , Tommaso Furlanello , Sheng Zha , Animashree Anandkumar

High-quality data is crucial for accurate machine learning and actionable analytics, however, mislabeled or noisy data is a common problem in many domains. Distinguishing low- from high-quality data can be challenging, often requiring…

Machine Learning · Computer Science 2024-05-15 Nathaniel J. Evans , Gordon B. Mills , Guanming Wu , Xubo Song , Shannon McWeeney