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Related papers: LoVR: A Benchmark for Long Video Retrieval in Mult…

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Multimodal Large Language Models (MLLMs) have shown remarkable capabilities in video content understanding but still struggle with fine-grained motion comprehension. To comprehensively assess the motion understanding ability of existing…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Chongjun Tu , Lin Zhang , Pengtao Chen , Peng Ye , Xianfang Zeng , Wei Cheng , Gang Yu , Tao Chen

Large multimodal models (LMMs) have recently emerged as a powerful tool for long video understanding (LVU), prompting the development of standardized LVU benchmarks to evaluate their performance. However, our investigation reveals a rather…

Computer Vision and Pattern Recognition · Computer Science 2025-05-21 Wentao Ma , Weiming Ren , Yiming Jia , Zhuofeng Li , Ping Nie , Ge Zhang , Wenhu Chen

Cross-Video Reasoning (CVR) presents a significant challenge in video understanding, which requires simultaneous understanding of multiple videos to aggregate and compare information across groups of videos. Most existing video…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Jingyao Li , Jingyun Wang , Molin Tan , Haochen Wang , Cilin Yan , Likun Shi , Jiayin Cai , Xiaolong Jiang , Yao Hu

Existing Video Corpus Moment Retrieval (VCMR) is limited to coarse-grained understanding, which hinders precise video moment localization when given fine-grained queries. In this paper, we propose a more challenging fine-grained VCMR…

Computer Vision and Pattern Recognition · Computer Science 2024-10-14 Houlun Chen , Xin Wang , Hong Chen , Zeyang Zhang , Wei Feng , Bin Huang , Jia Jia , Wenwu Zhu

Counting in long videos remains a fundamental yet underexplored challenge in computer vision. Real-world recordings often span tens of minutes or longer and contain sparse, diverse events, making long-range temporal reasoning particularly…

Computer Vision and Pattern Recognition · Computer Science 2026-04-01 Fumihiko Tsuchiya , Taiki Miyanishi , Mahiro Ukai , Nakamasa Inoue , Shuhei Kurita , Yusuke Iwasawa , Yutaka Matsuo

Online video web content is richly multimodal: a single video blends vision, speech, ambient audio, and on-screen text. Retrieval systems typically treat these modalities as independent retrieval sources, which can lead to noisy and subpar…

Computer Vision and Pattern Recognition · Computer Science 2025-06-09 David Wan , Han Wang , Elias Stengel-Eskin , Jaemin Cho , Mohit Bansal

As video becomes increasingly central to information dissemination and multimodal large language models (MLLMs) continue to advance, evaluating video retrieval has become increasingly important. In realistic search scenarios, this requires…

Multimedia · Computer Science 2026-05-12 Qijie You , Hao Liang , Mingrui Chen , Bohan Zeng , Meiyi Qiang , Zhenhao Wong , Wentao Zhang

Referring video object segmentation (RVOS) aims to identify, track and segment the objects in a video based on language descriptions, which has received great attention in recent years. However, existing datasets remain focus on short video…

Computer Vision and Pattern Recognition · Computer Science 2025-10-29 Tianming Liang , Haichao Jiang , Yuting Yang , Chaolei Tan , Shuai Li , Wei-Shi Zheng , Jian-Fang Hu

Composed video retrieval (CoVR) is a challenging problem in computer vision which has recently highlighted the integration of modification text with visual queries for more sophisticated video search in large databases. Existing works…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Omkar Thawakar , Muzammal Naseer , Rao Muhammad Anwer , Salman Khan , Michael Felsberg , Mubarak Shah , Fahad Shahbaz Khan

Multimodal document retrieval aims to identify and retrieve various forms of multimodal content, such as figures, tables, charts, and layout information from extensive documents. Despite its increasing popularity, there is a notable lack of…

Information Retrieval · Computer Science 2025-11-10 Kuicai Dong , Yujing Chang , Xin Deik Goh , Dexun Li , Ruiming Tang , Yong Liu

Advancements in multimodal learning, particularly in video understanding and generation, require high-quality video-text datasets for improved model performance. Vript addresses this issue with a meticulously annotated corpus of 12K…

Computer Vision and Pattern Recognition · Computer Science 2024-10-28 Dongjie Yang , Suyuan Huang , Chengqiang Lu , Xiaodong Han , Haoxin Zhang , Yan Gao , Yao Hu , Hai Zhao

Despite impressive advancements in video understanding, most efforts remain limited to coarse-grained or visual-only video tasks. However, real-world videos encompass omni-modal information (vision, audio, and speech) with a series of…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Tiantian Geng , Jinrui Zhang , Qingni Wang , Teng Wang , Jinming Duan , Feng Zheng

Video captions play a crucial role in text-to-video generation tasks, as their quality directly influences the semantic coherence and visual fidelity of the generated videos. Although large vision-language models (VLMs) have demonstrated…

Computer Vision and Pattern Recognition · Computer Science 2025-05-30 Shi-Xue Zhang , Hongfa Wang , Duojun Huang , Xin Li , Xiaobin Zhu , Xu-Cheng Yin

Comprehending long videos remains a significant challenge for Large Multi-modal Models (LMMs). Current LMMs struggle to process even minutes to hours videos due to their lack of explicit memory and retrieval mechanisms. To address this…

Computer Vision and Pattern Recognition · Computer Science 2025-05-07 Sameer Malik , Moyuru Yamada , Ayush Singh , Dishank Aggarwal

Long video understanding is a complex task that requires both spatial detail and temporal awareness. While Vision-Language Models (VLMs) obtain frame-level understanding capabilities through multi-frame input, they suffer from information…

Computer Vision and Pattern Recognition · Computer Science 2025-04-10 Ziyi Wang , Haoran Wu , Yiming Rong , Deyang Jiang , Yixin Zhang , Yunlong Zhao , Shuang Xu , Bo XU

Existing video object segmentation (VOS) benchmarks focus on short-term videos which just last about 3-5 seconds and where objects are visible most of the time. These videos are poorly representative of practical applications, and the…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Lingyi Hong , Wenchao Chen , Zhongying Liu , Wei Zhang , Pinxue Guo , Zhaoyu Chen , Wenqiang Zhang

Text-to-video retrieval enables users to find relevant video content using natural language queries, a task that has grown increasingly important with the rapid expansion of online video. Over the past six years, research has produced…

The advent of Multimodal Large Language Models (MLLMs) has expanded AI capabilities to visual modalities, yet existing evaluation benchmarks remain limited to single-video understanding, overlooking the critical need for multi-video…

Computer Vision and Pattern Recognition · Computer Science 2025-11-14 Tianhao Peng , Haochen Wang , Yuanxing Zhang , Zekun Wang , Zili Wang , Gavin Chang , Jian Yang , Shihao Li , Yanghai Wang , Xintao Wang , Houyi Li , Wei Ji , Pengfei Wan , Steven Huang , Zhaoxiang Zhang , Jiaheng Liu

Visual texts embedded in videos carry rich semantic information, which is crucial for both holistic video understanding and fine-grained reasoning about local human actions. However, existing video understanding benchmarks largely overlook…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Zhoufaran Yang , Yan Shu , Jing Wang , Zhifei Yang , Yan Zhang , Yu Li , Keyang Lu , Gangyan Zeng , Shaohui Liu , Yu Zhou , Nicu Sebe

Recent advances in vision-language models have led to impressive progress in caption generation for images and short video clips. However, these models remain constrained by their limited temporal receptive fields, making it difficult to…

Computer Vision and Pattern Recognition · Computer Science 2025-07-08 Sanghyeok Chu , Seonguk Seo , Bohyung Han