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Vision-language large models have achieved remarkable success in various multi-modal tasks, yet applying them to video understanding remains challenging due to the inherent complexity and computational demands of video data. While…

Computer Vision and Pattern Recognition · Computer Science 2024-10-17 Kai Han , Jianyuan Guo , Yehui Tang , Wei He , Enhua Wu , Yunhe Wang

Event cameras unlock new frontiers that were previously unthinkable with standard frame-based cameras. One notable example is low-latency motion estimation (optical flow), which is critical for many real-time applications. In such…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Muhammad Ahmed Humais , Xiaoqian Huang , Hussain Sajwani , Sajid Javed , Yahya Zweiri

Dynamic Vision Sensors (DVS) capture event data with high temporal resolution and low power consumption, presenting a more efficient solution for visual processing in dynamic and real-time scenarios compared to conventional video capture…

Computer Vision and Pattern Recognition · Computer Science 2025-02-14 Yiting Dong , Xiang He , Guobin Shen , Dongcheng Zhao , Yang Li , Yi Zeng

Video Large Language Models (Video-LLMs) have shown strong video understanding, yet their application to long-form videos remains constrained by limited context windows. A common workaround is to compress long videos into a handful of…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Yun Wang , Long Zhang , Jingren Liu , Jiaqi Yan , Zhanjie Zhang , Jiahao Zheng , Ao Ma , Run Ling , Xun Yang , Dapeng Wu , Xiangyu Chen , Xuelong Li

Pre-trained vision-language models provide a robust foundation for efficient transfer learning across various downstream tasks. In the field of video action recognition, mainstream approaches often introduce additional modules to capture…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Haoxing Chen , Zizheng Huang , Yan Hong , Yanshuo Wang , Zhongcai Lyu , Zhuoer Xu , Jun Lan , Zhangxuan Gu

Using offline training schemes, researchers have tackled the event segmentation problem by providing full or weak-supervision through manually annotated labels or self-supervised epoch-based training. Most works consider videos that are at…

Computer Vision and Pattern Recognition · Computer Science 2021-07-20 Ramy Mounir , Roman Gula , Jörn Theuerkauf , Sudeep Sarkar

Building models that comprehends videos and responds specific user instructions is a practical and challenging topic, as it requires mastery of both vision understanding and knowledge reasoning. Compared to language and image modalities,…

Computer Vision and Pattern Recognition · Computer Science 2024-04-30 Ji Qi , Kaixuan Ji , Jifan Yu , Duokang Wang , Bin Xu , Lei Hou , Juanzi Li

Recent advances in video-based multimodal large language models (Video-LLMs) have significantly improved video understanding by processing videos as sequences of image frames. However, many existing methods treat frames independently in the…

Computer Vision and Pattern Recognition · Computer Science 2025-09-24 Jindong Jiang , Xiuyu Li , Zhijian Liu , Muyang Li , Guo Chen , Zhiqi Li , De-An Huang , Guilin Liu , Zhiding Yu , Kurt Keutzer , Sungjin Ahn , Jan Kautz , Hongxu Yin , Yao Lu , Song Han , Wonmin Byeon

Massive frame redundancy and limited context window make efficient frame selection crucial for long-video understanding with large vision-language models (LVLMs). Prevailing approaches, however, adopt a flat sampling paradigm which treats…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Wang Chen , Yongdong Luo , Yuhui Zeng , Luojun Lin , Tianyu Xie , Fei Chao , Rongrong Ji , Xiawu Zheng

The remarkable zero-shot reasoning capabilities of large-scale Visual Language Models (VLMs) on static images have yet to be fully translated to the video domain. Conventional video understanding models often rely on extensive,…

Computer Vision and Pattern Recognition · Computer Science 2025-11-14 Shihao Ji , Zihui Song

Embodied-AI agents must reason about how objects move and interact in 3-D space over time, yet existing smaller frontier Large Language Models (LLMs) still mis-handle fine-grained spatial relations, metric distances, and temporal orderings.…

Robotics · Computer Science 2026-04-10 Jacob Anderson , Bardh Hoxha , Georgios Fainekos , Hideki Okamoto , Danil Prokhorov

The event-based Vision-Language Model (VLM) recently has made good progress for practical vision tasks. However, most of these works just utilize CLIP for focusing on traditional perception tasks, which obstruct model understanding…

Computer Vision and Pattern Recognition · Computer Science 2025-09-24 Pengteng Li , Yunfan Lu , Pinghao Song , Wuyang Li , Huizai Yao , Hui Xiong

Large-scale video-language pretraining enables strong generalization across multimodal tasks but often incurs prohibitive computational costs. Although recent advances in masked visual modeling help mitigate this issue, they still suffer…

Computer Vision and Pattern Recognition · Computer Science 2026-03-25 Weijun Zhuang , Yuqing Huang , Weikang Meng , Xin Li , Ming Liu , Xiaopeng Hong , Yaowei Wang , Wangmeng Zuo

Event stream based scene text recognition is a newly arising research topic in recent years which performs better than the widely used RGB cameras in extremely challenging scenarios, especially the low illumination, fast motion. Existing…

Computer Vision and Pattern Recognition · Computer Science 2025-07-04 Xiao Wang , Jingtao Jiang , Qiang Chen , Lan Chen , Lin Zhu , Yaowei Wang , Yonghong Tian , Jin Tang

The ability to recognize and reason about text embedded in visual inputs is often lacking in vision-and-language (V&L) models, perhaps because V&L pre-training methods have often failed to include such an ability in their training…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Jihyung Kil , Soravit Changpinyo , Xi Chen , Hexiang Hu , Sebastian Goodman , Wei-Lun Chao , Radu Soricut

Token pruning is essential for enhancing the computational efficiency of vision-language models (VLMs), particularly for video-based tasks where temporal redundancy is prevalent. Prior approaches typically prune tokens either (1) within the…

Computer Vision and Pattern Recognition · Computer Science 2026-03-19 Jianrui Zhang , Yue Yang , Rohun Tripathi , Winson Han , Ranjay Krishna , Christopher Clark , Yong Jae Lee , Sangho Lee

Pre-trained on tremendous image-text pairs, vision-language models like CLIP have demonstrated promising zero-shot generalization across numerous image-based tasks. However, extending these capabilities to video tasks remains challenging…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Zichen Liu , Kunlun Xu , Bing Su , Xu Zou , Yuxin Peng , Jiahuan Zhou

Video transformers have achieved impressive results on major video recognition benchmarks, which however suffer from high computational cost. In this paper, we present STTS, a token selection framework that dynamically selects a few…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Junke Wang , Xitong Yang , Hengduo Li , Li Liu , Zuxuan Wu , Yu-Gang Jiang

Event cameras capture asynchronous pixel-level brightness changes with microsecond temporal resolution, offering unique advantages for high-speed vision tasks. Existing methods often convert event streams into intermediate representations…

Computer Vision and Pattern Recognition · Computer Science 2025-09-18 Hanfang Liang , Bing Wang , Shizhen Zhang , Wen Jiang , Yizhuo Yang , Weixiang Guo , Shenghai Yuan

Long-form video understanding remains challenging for Video Large Language Models (VideoLLMs), as the dense frame sampling introduces massive visual tokens while sparse sampling risks missing critical temporal evidence and leading to LLM…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Jiameng Li , Minye Wu , Jiezhang Cao , Aleksei Tiulpin , Matthew B. Blaschko