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相关论文: Semantic Video Moments Retrieval at Scale: A New T…

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Video moment search, the process of finding relevant moments in a video corpus to match a user's query, is crucial for various applications. Existing solutions, however, often assume a single perfect matching moment, struggle with…

信息检索 · 计算机科学 2025-01-10 Chongzhi Zhang , Xizhou Zhu , Aixin Sun

Video Moment Retrieval (VMR) aims to localize temporal segments in videos that correspond to a natural language query, but typically assumes only a single matching moment for each query. This assumption does not always hold in real-world…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Yiming Ding , Siyu Cao , Luyuan Jiao , Yixuan Li , Zitong Wang , Zhiyong Liu , Lu Zhang

In this paper, we propose the task of \textit{Ranked Video Moment Retrieval} (RVMR) to locate a ranked list of matching moments from a collection of videos, through queries in natural language. Although a few related tasks have been…

人工智能 · 计算机科学 2024-07-25 Renjie Liang , Li Li , Chongzhi Zhang , Jing Wang , Xizhou Zhu , Aixin Sun

Video corpus moment retrieval~(VCMR) is the task of retrieving a relevant video moment from a large corpus of untrimmed videos via a natural language query. State-of-the-art work for VCMR is based on two-stage method. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2023-02-01 Danyang Hou , Liang Pang , Yanyan Lan , Huawei Shen , Xueqi Cheng

Video Corpus Moment Retrieval (VCMR) is a new video retrieval task aimed at retrieving a relevant moment from a large corpus of untrimmed videos using a text query. The relevance between the video and query is partial, mainly evident in two…

计算机视觉与模式识别 · 计算机科学 2024-04-24 Danyang Hou , Liang Pang , Huawei Shen , Xueqi Cheng

Accurately locating key moments within long videos is crucial for solving long video understanding (LVU) tasks. However, existing benchmarks are either severely limited in terms of video length and task diversity, or they focus solely on…

计算机视觉与模式识别 · 计算机科学 2026-01-13 Huaying Yuan , Jian Ni , Zheng Liu , Yueze Wang , Junjie Zhou , Zhengyang Liang , Bo Zhao , Zhao Cao , Zhicheng Dou , Ji-Rong Wen

Many methods have been developed to help people find the video contents they want efficiently. However, there are still some unsolved problems in this area. For example, given a query video and a reference video, how to accurately localize…

计算机视觉与模式识别 · 计算机科学 2018-08-07 Yang Feng , Lin Ma , Wei Liu , Tong Zhang , Jiebo Luo

Video Moment Retrieval (VMR) aims to retrieve temporal segments in untrimmed videos corresponding to a given language query by constructing cross-modal alignment strategies. However, these existing strategies are often sub-optimal since…

计算机视觉与模式识别 · 计算机科学 2023-12-20 Zhihang Liu , Jun Li , Hongtao Xie , Pandeng Li , Jiannan Ge , Sun-Ao Liu , Guoqing Jin

Given an untrimmed video and a sentence query, video moment retrieval using language (VMR) aims to locate a target query-relevant moment. Since the untrimmed video is overlong, almost all existing VMR methods first sparsely down-sample each…

计算机视觉与模式识别 · 计算机科学 2026-05-29 Xiang Fang , Daizong Liu , Wanlong Fang , Pan Zhou , Zichuan Xu , Wenzheng Xu , Junyang Chen , Renfu Li

With the explosion of multimedia content, video moment retrieval (VMR), which aims to detect a video moment that matches a given text query from a video, has been studied intensively as a critical problem. However, the existing VMR…

计算机视觉与模式识别 · 计算机科学 2024-08-12 Nakyeong Yang , Minsung Kim , Seunghyun Yoon , Joongbo Shin , Kyomin Jung

This study focuses on weakly-supervised Video Moment Retrieval (VMR), aiming to identify a moment semantically similar to the given query within an untrimmed video using only video-level correspondences, without relying on temporal…

计算机视觉与模式识别 · 计算机科学 2026-05-15 Bolin Zhang , Chao Yang , Bin Jiang , Takahiro Komamizu , Ichiro Ide

Video moment retrieval is to search the moment that is most relevant to the given natural language query. Existing methods are mostly trained in a fully-supervised setting, which requires the full annotations of temporal boundary for each…

计算机视觉与模式识别 · 计算机科学 2020-01-16 Zhijie Lin , Zhou Zhao , Zhu Zhang , Qi Wang , Huasheng Liu

Video Moment Retrieval (VMR) aims at retrieving the most relevant events from an untrimmed video with natural language queries. Existing VMR methods suffer from two defects: (1) massive expensive temporal annotations are required to obtain…

计算机视觉与模式识别 · 计算机科学 2023-05-24 Xun Jiang , Zailei Zhou , Xing Xu , Yang Yang , Guoqing Wang , Heng Tao Shen

Video moment localization, also known as video moment retrieval, aiming to search a target segment within a video described by a given natural language query. Beyond the task of temporal action localization whereby the target actions are…

计算机视觉与模式识别 · 计算机科学 2023-06-14 Meng Liu , Liqiang Nie , Yunxiao Wang , Meng Wang , Yong Rui

Video Moment Retrieval (VMR) aims to localize a specific temporal segment within an untrimmed long video given a natural language query. Existing methods often suffer from inadequate training annotations, i.e., the sentence typically…

计算机视觉与模式识别 · 计算机科学 2024-06-27 Weitong Cai , Jiabo Huang , Shaogang Gong , Hailin Jin , Yang Liu

Video moment retrieval aims to localize moments in video corresponding to a given language query. To avoid the expensive cost of annotating the temporal moments, weakly-supervised VMR (wsVMR) systems have been studied. For such systems,…

计算机视觉与模式识别 · 计算机科学 2025-04-15 Sunjae Yoon , Gwanhyeong Koo , Dahyun Kim , Chang D. Yoo

We introduce the task of retrieving relevant video moments from a large corpus of untrimmed, unsegmented videos given a natural language query. Our task poses unique challenges as a system must efficiently identify both the relevant videos…

计算机视觉与模式识别 · 计算机科学 2022-02-24 Victor Escorcia , Mattia Soldan , Josef Sivic , Bernard Ghanem , Bryan Russell

Zero-shot Long Video Moment Retrieval (ZLVMR) is the task of identifying temporal segments in hour-long videos using a natural language query without task-specific training. The core technical challenge of LVMR stems from the computational…

计算机视觉与模式识别 · 计算机科学 2025-12-12 Mingyu Jeon , Jisoo Yang , Sungjin Han , Jinkwon Hwang , Sunjae Yoon , Jonghee Kim , Junyeoung Kim

Long video understanding remains challenging for multimodal large language models (MLLMs) due to limited context windows, which necessitate identifying sparse query-relevant video segments. However, existing methods predominantly localize…

计算机视觉与模式识别 · 计算机科学 2026-05-04 Ruoliu Yang , Chu Wu , Caifeng Shan , Ran He , Chaoyou Fu

Current methods for Video Moment Retrieval (VMR) struggle to align complex situations involving specific environmental details, character descriptions, and action narratives. To tackle this issue, we propose a Large Language Model-guided…

计算机视觉与模式识别 · 计算机科学 2024-05-22 Weijia Liu , Bo Miao , Jiuxin Cao , Xuelin Zhu , Bo Liu , Mehwish Nasim , Ajmal Mian
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