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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…

Computer Vision and Pattern Recognition · Computer Science 2025-07-25 Ruizhe Chen , Zhiting Fan , Tianze Luo , Heqing Zou , Zhaopeng Feng , Guiyang Xie , Hansheng Zhang , Zhuochen Wang , Zuozhu Liu , Huaijian Zhang

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…

Computer Vision and Pattern Recognition · Computer Science 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

Temporal Video Grounding (TVG), which requires pinpointing relevant temporal segments from video based on language query, has always been a highly challenging task in the field of video understanding. Videos often have a larger volume of…

Computer Vision and Pattern Recognition · Computer Science 2025-07-08 Feng Yue , Zhaoxing Zhang , Junming Jiao , Zhengyu Liang , Shiwen Cao , Feifei Zhang , Rong Shen

In this paper, we study the problem of temporal video grounding (TVG), which aims to predict the starting/ending time points of moments described by a text sentence within a long untrimmed video. Benefiting from fine-grained 3D visual…

Computer Vision and Pattern Recognition · Computer Science 2023-10-05 Yimeng Zhang , Xin Chen , Jinghan Jia , Sijia Liu , Ke Ding

Temporal Video Grounding (TVG) aims to localize a moment from an untrimmed video given the language description. Since the annotation of TVG is labor-intensive, TVG under limited supervision has accepted attention in recent years. The great…

Computer Vision and Pattern Recognition · Computer Science 2024-06-12 Xing Zhang , Jiaxi Gu , Haoyu Zhao , Shicong Wang , Hang Xu , Renjing Pei , Songcen Xu , Zuxuan Wu , Yu-Gang Jiang

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,…

Computer Vision and Pattern Recognition · Computer Science 2025-02-04 Yongxin Guo , Jingyu Liu , Mingda Li , Dingxin Cheng , Xiaoying Tang , Dianbo Sui , Qingbin Liu , Xi Chen , Kevin Zhao

Temporal Video Grounding (TVG) aims to localize video segments corresponding to a given textual query, which often describes human actions. However, we observe that current methods, usually optimizing for high temporal…

Artificial Intelligence · Computer Science 2026-02-16 Zhaoyu Chen , Hongnan Lin , Yongwei Nie , Fei Ma , Xuemiao Xu , Fei Yu , Chengjiang Long

Video temporal understanding is crucial for multimodal large language models (MLLMs) to reason over events in videos. Despite recent advances in general video understanding, current MLLMs still struggle with fine-grained temporal reasoning.…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Fuwen Luo , Shengfeng Lou , Chi Chen , Ziyue Wang , Chenliang Li , Weizhou Shen , Jiyue Guo , Peng Li , Ming Yan , Ji Zhang , Fei Huang , Yang Liu

Reasoning over dynamic visual content remains a central challenge for multimodal large language models. Recent thinking models generate explicit reasoning traces for interpretability; however, their reasoning often appears convincing while…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Muhammad Maaz , Hanoona Rasheed , Fahad Shahbaz Khan , Salman Khan

Temporal Sentence Grounding (TSG), which aims to localize moments from videos based on the given natural language queries, has attracted widespread attention. Existing works are mainly designed for short videos, failing to handle TSG in…

Computer Vision and Pattern Recognition · Computer Science 2023-12-29 Houlun Chen , Xin Wang , Hong Chen , Zihan Song , Jia Jia , Wenwu Zhu

Long video understanding is challenging due to rich and complicated multimodal clues in long temporal range.Current methods adopt reasoning to improve the model's ability to analyze complex video clues in long videos via text-form…

Computer Vision and Pattern Recognition · Computer Science 2026-02-24 Houlun Chen , Xin Wang , Guangyao Li , Yuwei Zhou , Yihan Chen , Jia Jia , Wenwu Zhu

While Video Large Language Models (Video-LLMs) have shown significant potential in multimodal understanding and reasoning tasks, how to efficiently select the most informative frames from videos remains a critical challenge. Existing…

Computer Vision and Pattern Recognition · Computer Science 2026-03-18 Shihao Wang , Guo Chen , De-an Huang , Zhiqi Li , Minghan Li , Guilin Liu , Jose M. Alvarez , Lei Zhang , Zhiding Yu

Video temporal grounding (VTG) aims to locate precise segments in videos based on language queries, which is a fundamental challenge in video understanding. While recent Multimodal Large Language Models (MLLMs) have shown promise in…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Lu Dong , Haiyu Zhang , Han Lin , Ziang Yan , Xiangyu Zeng , Hongjie Zhang , Yifei Huang , Yi Wang , Zhen-Hua Ling , Limin Wang , Yali Wang

This paper does not introduce a novel method but instead establishes a straightforward, incremental, yet essential baseline for video temporal grounding (VTG), a core capability in video understanding. While multimodal large language models…

Computer Vision and Pattern Recognition · Computer Science 2026-03-27 Jun Zhang , Teng Wang , Yuying Ge , Yixiao Ge , Xinhao Li , Ying Shan , Limin Wang

Video Temporal Grounding (VTG) aims to localize temporal segments in long, untrimmed videos that align with a given natural language query. This task typically comprises two subtasks: Moment Retrieval (MR) and Highlight Detection (HD).…

Computer Vision and Pattern Recognition · Computer Science 2025-10-24 Minseok Kang , Minhyeok Lee , Minjung Kim , Donghyeong Kim , Sangyoun Lee

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…

Computer Vision and Pattern Recognition · Computer Science 2025-08-18 Jianlong Wu , Wei Liu , Ye Liu , Meng Liu , Liqiang Nie , Zhouchen Lin , Chang Wen Chen

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…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Shraman Pramanick , Effrosyni Mavroudi , Yale Song , Rama Chellappa , Lorenzo Torresani , Triantafyllos Afouras

Video Temporal Grounding (VTG), which aims to ground target clips from videos (such as consecutive intervals or disjoint shots) according to custom language queries (e.g., sentences or words), is key for video browsing on social media. Most…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Kevin Qinghong Lin , Pengchuan Zhang , Joya Chen , Shraman Pramanick , Difei Gao , Alex Jinpeng Wang , Rui Yan , Mike Zheng Shou

Temporal reasoning is a critical challenge in video-language understanding, as it requires models to align semantic concepts consistently across time. While existing large vision-language models (LVLMs) and large language models (LLMs)…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Rafael Souza , Jia-Hao Lim , Alexander Davis

Large Video Language Models (LVLMs) have rapidly emerged as the focus of multimedia AI research. Nonetheless, when confronted with lengthy videos, these models struggle: their temporal windows are narrow, and they fail to notice…

Computer Vision and Pattern Recognition · Computer Science 2025-12-30 Zongsheng Cao , Yangfan He , Anran Liu , Feng Chen , Zepeng Wang , Jun Xie
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