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相关论文: Training-free Online Video Step Grounding

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Video temporal grounding aims to identify video segments within untrimmed videos that are most relevant to a given natural language query. Existing video temporal localization models rely on specific datasets for training and have high data…

计算机视觉与模式识别 · 计算机科学 2024-08-30 Minghang Zheng , Xinhao Cai , Qingchao Chen , Yuxin Peng , Yang Liu

The recent advancement in video temporal grounding (VTG) has significantly enhanced fine-grained video understanding, primarily driven by multimodal large language models (MLLMs). With superior multimodal comprehension and reasoning…

计算机视觉与模式识别 · 计算机科学 2025-08-18 Jianlong Wu , Wei Liu , Ye Liu , Meng Liu , Liqiang Nie , Zhouchen Lin , Chang Wen Chen

Vision-language foundation models have shown impressive capabilities across various zero-shot tasks, including training-free localization and grounding, primarily focusing on localizing objects in images. However, leveraging those…

计算机视觉与模式识别 · 计算机科学 2025-03-27 Felix Vogel , Walid Bousselham , Anna Kukleva , Nina Shvetsova , Hilde Kuehne

Video Temporal Grounding (VTG) aims to ground specific segments within an untrimmed video corresponding to the given natural language query. Existing VTG methods largely depend on supervised learning and extensive annotated data, which is…

多媒体 · 计算机科学 2024-10-18 Mengxue Qu , Xiaodong Chen , Wu Liu , Alicia Li , Yao Zhao

Recently, researchers have attempted to investigate the capability of LLMs in handling videos and proposed several video LLM models. However, the ability of LLMs to handle video grounding (VG), which is an important time-related video task…

计算机视觉与模式识别 · 计算机科学 2024-09-13 Wei Feng , Xin Wang , Hong Chen , Zeyang Zhang , Houlun Chen , Zihan Song , Yuwei Zhou , Yuekui Yang , Haiyang Wu , Wenwu Zhu

Video Temporal Grounding (VTG) is a crucial capability for video understanding models and plays a vital role in downstream tasks such as video browsing and editing. To effectively handle various tasks simultaneously and enable zero-shot…

计算机视觉与模式识别 · 计算机科学 2025-03-04 Yongxin Guo , Jingyu Liu , Mingda Li , Qingbin Liu , Xi Chen , Xiaoying Tang

Spatio-temporal video grounding (STVG) aims at localizing the spatio-temporal tube of a video, as specified by the input text query. In this paper, we utilize multimodal large language models (MLLMs) to explore a zero-shot solution in STVG.…

计算机视觉与模式识别 · 计算机科学 2025-09-19 Zaiquan Yang , Yuhao Liu , Gerhard Hancke , Rynson W. H. Lau

Video Temporal Grounding (VTG) strives to accurately pinpoint event timestamps in a specific video using linguistic queries, significantly impacting downstream tasks like video browsing and editing. Unlike traditional task-specific models,…

计算机视觉与模式识别 · 计算机科学 2025-02-04 Yongxin Guo , Jingyu Liu , Mingda Li , Dingxin Cheng , Xiaoying Tang , Dianbo Sui , Qingbin Liu , Xi Chen , Kevin Zhao

Video temporal grounding (VTG) is typically tackled with dataset-specific models that transfer poorly across domains and query styles. Recent efforts to overcome this limitation have adapted large multimodal language models (MLLMs) to VTG,…

计算机视觉与模式识别 · 计算机科学 2026-04-10 Joungbin An , Agrim Jain , Kristen Grauman

It is critical for vision-language models (VLMs) to comprehensively understand visual, temporal, and textual cues. However, despite rapid progress in multimodal modeling, video understanding performance still lags behind text-based…

计算机视觉与模式识别 · 计算机科学 2026-04-08 Yuxuan Zhang , EunJeong Hwang , Huaisong Zhang , Penghui Du , Yiming Jia , Dongfu Jiang , Xuan He , Shenhui Zhang , Ping Nie , Peter West , Kelsey R. Allen

Video temporal grounding (VTG) aims to locate specific temporal segments from an untrimmed video based on a linguistic query. Most existing VTG models are trained on extensive annotated video-text pairs, a process that not only introduces…

计算机视觉与模式识别 · 计算机科学 2024-03-05 Yifang Xu , Yunzhuo Sun , Zien Xie , Benxiang Zhai , Sidan Du

Precise action localization in untrimmed video is vital for fields such as professional sports and minimally invasive surgery, where the delineation of particular motions in recordings can dramatically enhance analysis. But in many cases,…

计算机视觉与模式识别 · 计算机科学 2025-03-26 Josiah Aklilu , Xiaohan Wang , Serena Yeung-Levy

Previous research has investigated the application of Multimodal Large Language Models (MLLMs) in understanding 3D scenes by interpreting them as videos. These approaches generally depend on comprehensive 3D data inputs, such as point…

计算机视觉与模式识别 · 计算机科学 2025-10-23 Duo Zheng , Shijia Huang , Yanyang Li , Liwei Wang

This paper presents a training-free pipeline for task-oriented grasp generation that combines pre-trained grasp generation models with vision-language models (VLMs). Unlike traditional approaches that focus solely on stable grasps, our…

机器人学 · 计算机科学 2025-10-07 Jiaming Wang , Diwen Liu , Jizhuo Chen , Harold Soh

This paper undertakes an empirical study to revisit the latest advancements in Multimodal Large Language Models (MLLMs): Video Assistant. This study, namely FreeVA, aims to extend existing image-based MLLM to the video domain in a…

计算机视觉与模式识别 · 计算机科学 2024-06-11 Wenhao Wu

Temporal video grounding (TVG) aims to localize a target segment in a video according to a given sentence query. Though respectable works have made decent achievements in this task, they severely rely on abundant video-query paired data,…

计算机视觉与模式识别 · 计算机科学 2022-01-17 Daizong Liu , Xiaoye Qu , Yinzhen Wang , Xing Di , Kai Zou , Yu Cheng , Zichuan Xu , Pan Zhou

Video Temporal Grounding (VTG) aims to localize relevant temporal segments in videos given natural language queries. Despite recent progress with large vision-language models (LVLMs) and instruction-tuning, existing approaches often suffer…

计算机视觉与模式识别 · 计算机科学 2025-07-25 Ruizhe Chen , Zhiting Fan , Tianze Luo , Heqing Zou , Zhaopeng Feng , Guiyang Xie , Hansheng Zhang , Zhuochen Wang , Zuozhu Liu , Huaijian Zhang

We introduce ED-VTG, a method for fine-grained video temporal grounding utilizing multi-modal large language models. Our approach harnesses the capabilities of multimodal LLMs to jointly process text and video, in order to effectively…

计算机视觉与模式识别 · 计算机科学 2025-10-21 Shraman Pramanick , Effrosyni Mavroudi , Yale Song , Rama Chellappa , Lorenzo Torresani , Triantafyllos Afouras

Temporal Video Grounding (TVG), the task of locating specific video segments based on language queries, is a core challenge in long-form video understanding. While recent Large Vision-Language Models (LVLMs) have shown early promise in…

计算机视觉与模式识别 · 计算机科学 2025-07-01 Ye Wang , Ziheng Wang , Boshen Xu , Yang Du , Kejun Lin , Zihan Xiao , Zihao Yue , Jianzhong Ju , Liang Zhang , Dingyi Yang , Xiangnan Fang , Zewen He , Zhenbo Luo , Wenxuan Wang , Junqi Lin , Jian Luan , Qin Jin

Video action localization aims to find the timings of specific actions from a long video. Although existing learning-based approaches have been successful, they require annotating videos, which comes with a considerable labor cost. This…

计算机视觉与模式识别 · 计算机科学 2025-04-08 Naoki Wake , Atsushi Kanehira , Kazuhiro Sasabuchi , Jun Takamatsu , Katsushi Ikeuchi
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