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Multimodal Large Language Models (MLLMs) have recently demonstrated remarkable capabilities in cross-modal understanding and generation. However, the rapid growth of visual token sequences--especially in long-video and streaming…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Haicheng Wang , Yuan Liu , Yikun Liu , Zhemeng Yu , Zhongyin Zhao , Yangxiu You , Zilin Yu , Le Tian , Xiao Zhou , Jie Zhou , Weidi Xie , Yanfeng Wang

Despite advancements in multimodal large language models (MLLMs), current approaches struggle in medium-to-long video understanding due to frame and context length limitations. As a result, these models often depend on frame sampling, which…

Computer Vision and Pattern Recognition · Computer Science 2025-04-25 Shehreen Azad , Vibhav Vineet , Yogesh Singh Rawat

Recently, with the emergence of recent Multimodal Large Language Model (MLLM) technology, it has become possible to exploit its video understanding capability on different classification tasks. In practice, we face the difficulty of huge…

Computer Vision and Pattern Recognition · Computer Science 2025-07-04 Xin Dong , Sen Jia , Ming Rui Wang , Yan Li , Zhenheng Yang , Bingfeng Deng , Hongyu Xiong

A well-known dilemma in large vision-language models (e.g., GPT-4, LLaVA) is that while increasing the number of vision tokens generally enhances visual understanding, it also significantly raises memory and computational costs, especially…

Computer Vision and Pattern Recognition · Computer Science 2024-08-30 Shiwei Wu , Joya Chen , Kevin Qinghong Lin , Qimeng Wang , Yan Gao , Qianli Xu , Tong Xu , Yao Hu , Enhong Chen , Mike Zheng Shou

Multimodal Large Language Models (MLLMs) are commonly derived by extending pre-trained Large Language Models (LLMs) with visual capabilities. In this work, we investigate how MLLMs process visual inputs by analyzing their attention…

Computer Vision and Pattern Recognition · Computer Science 2025-07-08 Jiahui Wang , Zuyan Liu , Yongming Rao , Jiwen Lu

Multi-modal large language models (MLLMs) have advanced general-purpose video understanding but struggle with long, high-resolution videos -- they process every pixel equally in their vision transformers (ViTs) or LLMs despite significant…

Computer Vision and Pattern Recognition · Computer Science 2026-03-13 Baifeng Shi , Stephanie Fu , Long Lian , Hanrong Ye , David Eigen , Aaron Reite , Boyi Li , Jan Kautz , Song Han , David M. Chan , Pavlo Molchanov , Trevor Darrell , Hongxu Yin

Although Large Vision Language Models (LVLMs) have demonstrated impressive multimodal reasoning capabilities, their scalability and deployment are constrained by massive computational requirements. In particular, the massive amount of…

Machine Learning · Computer Science 2026-04-14 Surendra Pathak , Bo Han

This paper introduces VideoScan, an efficient vision-language model (VLM) inference framework designed for real-time video interaction that effectively comprehends and retains streamed video inputs while delivering rapid and accurate…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Ruanjun Li , Yuedong Tan , Yuanming Shi , Jiawei Shao

Long-form videos that span across wide temporal intervals are highly information redundant and contain multiple distinct events or entities that are often loosely related. Therefore, when performing long-form video question answering…

Computer Vision and Pattern Recognition · Computer Science 2026-01-27 Jongwoo Park , Kanchana Ranasinghe , Kumara Kahatapitiya , Wonjeong Ryu , Donghyun Kim , Michael S. Ryoo

Balancing temporal resolution and spatial detail under limited compute budget remains a key challenge for video-based multi-modal large language models (MLLMs). Existing methods typically compress video representations using predefined…

Computer Vision and Pattern Recognition · Computer Science 2025-04-03 Min Shi , Shihao Wang , Chieh-Yun Chen , Jitesh Jain , Kai Wang , Junjun Xiong , Guilin Liu , Zhiding Yu , Humphrey Shi

Long-form video content constitutes a significant portion of internet traffic, making automated video summarization an essential research problem. However, existing video summarization datasets are notably limited in their size,…

Computer Vision and Pattern Recognition · Computer Science 2024-04-05 Dawit Mureja Argaw , Seunghyun Yoon , Fabian Caba Heilbron , Hanieh Deilamsalehy , Trung Bui , Zhaowen Wang , Franck Dernoncourt , Joon Son Chung

Long-context Large Language Models (LLMs) enable powerful applications but incur high memory costs due to the key-value states (KV-Cache). Recent studies attempt to share KV-Cache across layers, but these approaches either require expensive…

We propose ReKV, a novel training-free approach that enables efficient streaming video question-answering (StreamingVQA), by seamlessly integrating with existing Video Large Language Models (Video-LLMs). Traditional VideoQA systems struggle…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Shangzhe Di , Zhelun Yu , Guanghao Zhang , Haoyuan Li , Tao Zhong , Hao Cheng , Bolin Li , Wanggui He , Fangxun Shu , Hao Jiang

Vision language models (VLMs) demonstrate strong capabilities in jointly processing visual and textual data. However, they often incur substantial computational overhead due to redundant visual information, particularly in long-form video…

Machine Learning · Computer Science 2025-04-25 Yudong Liu , Jingwei Sun , Yueqian Lin , Jingyang Zhang , Ming Yin , Qinsi Wang , Jianyi Zhang , Hai Li , Yiran Chen

Contrastive Language-Image Pre-training (CLIP) has been widely studied and applied in numerous applications. However, the emphasis on brief summary texts during pre-training prevents CLIP from understanding long descriptions. This issue is…

Computation and Language · Computer Science 2024-10-07 Jiapeng Wang , Chengyu Wang , Kunzhe Huang , Jun Huang , Lianwen Jin

Modern Vision-Language Models (VLMs) achieve impressive performance but are limited by the quadratic complexity of self-attention, which prevents their deployment on edge devices and makes their understanding of high-resolution images and…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Hongjie Wang , Niraj K. Jha

This paper aims to improve the performance of video multimodal large language models (MLLM) via long and rich context (LRC) modeling. As a result, we develop a new version of InternVideo2.5 with a focus on enhancing the original MLLMs'…

Computer Vision and Pattern Recognition · Computer Science 2025-07-15 Yi Wang , Xinhao Li , Ziang Yan , Yinan He , Jiashuo Yu , Xiangyu Zeng , Chenting Wang , Changlian Ma , Haian Huang , Jianfei Gao , Min Dou , Kai Chen , Wenhai Wang , Yu Qiao , Yali Wang , Limin Wang

Vision-language models (VLMs) show remarkable performance in multimodal tasks. However, excessively long multimodal inputs lead to oversized Key-Value (KV) caches, resulting in significant memory consumption and I/O bottlenecks. Previous KV…

Computation and Language · Computer Science 2025-01-28 Zunhai Su , Wang Shen , Linge Li , Zhe Chen , Hanyu Wei , Huangqi Yu , Kehong Yuan

Enabling large language models (LLMs) to read videos is vital for multimodal LLMs. Existing works show promise on short videos whereas long video (longer than e.g.~1 minute) comprehension remains challenging. The major problem lies in the…

Computer Vision and Pattern Recognition · Computer Science 2024-02-20 Yu Wang , Zeyuan Zhang , Julian McAuley , Zexue He

This paper addresses the critical and underexplored challenge of long video understanding with low computational budgets. We propose LongVideo-R1, an active, reasoning-equipped multimodal large language model (MLLM) agent designed for…

Computer Vision and Pattern Recognition · Computer Science 2026-04-16 Jihao Qiu , Lingxi Xie , Xinyue Huo , Qi Tian , Qixiang Ye