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Real-world long video understanding requires models to perform continuous tracking, information integration and memory retention over massive temporal spans within extreme video durations. Mastering this intense cognitive load constitutes…

计算机视觉与模式识别 · 计算机科学 2026-05-25 Haichen He , Jiayi Zhou , Sifeng Shang , Yihan Hu , Yuanhan Zhang , Kaiyang Zhou

Video object segmentation (VOS) aims to distinguish and track target objects in a video. Despite the excellent performance achieved by off-the-shell VOS models, existing VOS benchmarks mainly focus on short-term videos lasting about 5…

计算机视觉与模式识别 · 计算机科学 2024-05-02 Lingyi Hong , Zhongying Liu , Wenchao Chen , Chenzhi Tan , Yuang Feng , Xinyu Zhou , Pinxue Guo , Jinglun Li , Zhaoyu Chen , Shuyong Gao , Wei Zhang , Wenqiang Zhang

Vision-language-action (VLA) models typically rely on large-scale real-world videos, whereas simulated data, despite being inexpensive and highly parallelizable to collect, often suffers from a substantial visual domain gap and limited…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Chenyu Hui , Xiaodi Huang , Siyu Xu , Yunke Wang , Shan You , Fei Wang , Tao Huang , Chang Xu

Large Vision-Language Models (LVLMs) enable sophisticated reasoning over images and videos, yet their inference is hindered by a systemic efficiency barrier known as visual token dominance. This overhead is driven by a multi-regime…

计算与语言 · 计算机科学 2026-04-15 Jun Zhang , Yicheng Ji , Feiyang Ren , Yihang Li , Bowen Zeng , Zonghao Chen , Ke Chen , Lidan Shou , Gang Chen , Huan Li

Vision Language Action (VLA) models close the perception action loop by translating multimodal instructions into executable behaviors, but this very capability magnifies safety risks: jailbreaks that merely yield toxic text in LLMs can…

机器人学 · 计算机科学 2026-03-24 Siqi Wen , Shu Yang , Shaopeng Fu , Jingfeng Zhang , Lijie Hu , Di Wang

Long video understanding is a significant and ongoing challenge in the intersection of multimedia and artificial intelligence. Employing large language models (LLMs) for comprehending video becomes an emerging and promising method. However,…

计算与语言 · 计算机科学 2024-08-27 Yunxin Li , Xinyu Chen , Baotain Hu , Min Zhang

Large Language Models (LLMs) have allowed recent LLM-based approaches to achieve excellent performance on long-video understanding benchmarks. We investigate how extensive world knowledge and strong reasoning skills of underlying LLMs…

计算机视觉与模式识别 · 计算机科学 2025-06-12 Kanchana Ranasinghe , Xiang Li , Kumara Kahatapitiya , Michael S. Ryoo

Recent advances in Large Visual Language Models (LVLMs) have demonstrated impressive performance across various vision-language tasks by leveraging large-scale image-text pretraining and instruction tuning. However, the security…

计算机视觉与模式识别 · 计算机科学 2025-11-14 Zihan Wang , Guansong Pang , Wenjun Miao , Jin Zheng , Xiao Bai

Pre-trained vision-language models (VLMs) have enabled significant progress in open vocabulary computer vision tasks such as image classification, object detection and image segmentation. Some recent works have focused on extending VLMs to…

计算机视觉与模式识别 · 计算机科学 2025-10-14 Rohit Gupta , Mamshad Nayeem Rizve , Jayakrishnan Unnikrishnan , Ashish Tawari , Son Tran , Mubarak Shah , Benjamin Yao , Trishul Chilimbi

Vision-Language-Action (VLA) models are a powerful paradigm for generalist robotic control. However, their high computational cost and limited control frequency hinder real-time robotic manipulation, especially when large vision-language…

机器人学 · 计算机科学 2026-05-29 Ye Li , Huanan Liu , Kangye Ji , Yuan Meng , Jiajun Fan , Yuansong Wang , Shiyu Qin , Chenglei Wu , Shu-Tao Xia , Zhi Wang

Video large language models (VideoLLMs) are increasingly trained or instruction-tuned on large-scale video--text corpora collected from heterogeneous sources, raising an immediate privacy question: can an external auditor determine whether…

密码学与安全 · 计算机科学 2026-05-01 Wei Song , Yuxin Cao , Ziqi Ding , Yi Liu , Gelei Deng , Yuekang Li

Vision-Language Models (VLMs) are foundational to critical applications like autonomous driving, medical diagnosis, and content moderation. While Parameter-Efficient Fine-Tuning (PEFT) methods like LoRA enable their efficient adaptation to…

计算机视觉与模式识别 · 计算机科学 2025-09-26 Ved Umrajkar

Despite significant breakthroughs in video analysis driven by the rapid development of large multimodal models (LMMs), there remains a lack of a versatile evaluation benchmark to comprehensively assess these models' performance in video…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Yunxin Li , Xinyu Chen , Baotian Hu , Longyue Wang , Haoyuan Shi , Min Zhang

The widespread deployment of cameras has led to an exponential increase in video data, creating vast opportunities for applications such as traffic management and crime surveillance. However, querying specific objects from large-scale video…

信息检索 · 计算机科学 2025-07-22 Yuxin Liu , Yuezhang Peng , Hefeng Zhou , Hongze Liu , Xinyu Lu , Jiong Lou , Chentao Wu , Wei Zhao , Jie Li

While vision-language-action (VLA) models for embodied agents integrate perception, reasoning, and control, they remain constrained by two critical weaknesses: first, during grasping tasks, the action tokens generated by the language model…

机器人学 · 计算机科学 2026-02-03 Wentao Zhang , Aolan Sun , Wentao Mo , Xiaoyang Qu , Yuxin Zheng , Jianzong Wang

Depth estimation from monocular video has become a key component of many real-world computer vision systems. Recently, Video Depth Anything (VDA) has demonstrated strong performance on long video sequences. However, it relies on…

计算机视觉与模式识别 · 计算机科学 2025-10-13 Johann-Friedrich Feiden , Tim Küchler , Denis Zavadski , Bogdan Savchynskyy , Carsten Rother

Large language models (LLMs) have shown remarkable text understanding capabilities, which have been extended as Video LLMs to handle video data for comprehending visual details. However, existing Video LLMs can only provide a coarse…

计算机视觉与模式识别 · 计算机科学 2023-12-01 Bin Huang , Xin Wang , Hong Chen , Zihan Song , Wenwu Zhu

Vision-Language-Action (VLA) models offer a compelling framework for tackling complex robotic manipulation tasks, but they are often expensive to train. In this paper, we propose a novel VLA approach that leverages the competitive…

机器人学 · 计算机科学 2025-12-23 Max Argus , Jelena Bratulic , Houman Masnavi , Maxim Velikanov , Nick Heppert , Abhinav Valada , Thomas Brox

Vision-Language Models (VLMs) extend large language models with visual reasoning, but their multimodal design also introduces new, underexplored vulnerabilities. Existing multimodal red-teaming methods largely rely on brittle templates,…

密码学与安全 · 计算机科学 2026-05-27 Qilin Liao , Anamika Lochab , Ruqi Zhang

This work proposes a new class of proactive attacks called the Informational Denial-of-Service (IDoS) attacks that exploit the attentional human vulnerability. By generating a large volume of feints, IDoS attacks deplete the cognitive…

密码学与安全 · 计算机科学 2021-10-19 Linan Huang , Quanyan Zhu
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