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Temporal sentence grounding (TSG) aims to identify the temporal boundary of a specific segment from an untrimmed video by a sentence query. All existing works first utilize a sparse sampling strategy to extract a fixed number of video…

计算机视觉与模式识别 · 计算机科学 2023-01-03 Jiahao Zhu , Daizong Liu , Pan Zhou , Xing Di , Yu Cheng , Song Yang , Wenzheng Xu , Zichuan Xu , Yao Wan , Lichao Sun , Zeyu Xiong

Temporal sentence grounding (TSG) is an important yet challenging task in multimedia information retrieval. Although previous TSG methods have achieved decent performance, they tend to capture the selection biases of frequently appeared…

计算机视觉与模式识别 · 计算机科学 2022-07-28 Daizong Liu , Xiaoye Qu , Wei Hu

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…

计算机视觉与模式识别 · 计算机科学 2023-12-29 Houlun Chen , Xin Wang , Hong Chen , Zihan Song , Jia Jia , Wenwu Zhu

Temporal sentence grounding in videos(TSGV), which aims to localize one target segment from an untrimmed video with respect to a given sentence query, has drawn increasing attentions in the research community over the past few years.…

计算机视觉与模式识别 · 计算机科学 2021-09-20 Xiaohan Lan , Yitian Yuan , Xin Wang , Zhi Wang , Wenwu Zhu

Given some video-query pairs with untrimmed videos and sentence queries, temporal sentence grounding (TSG) aims to locate query-relevant segments in these videos. Although previous respectable TSG methods have achieved remarkable success,…

计算机视觉与模式识别 · 计算机科学 2026-05-26 Xiang Fang , Wanlong Fang , Changshuo Wang , Daizong Liu , Keke Tang , Jianfeng Dong , Pan Zhou , Beibei Li

This paper aims to tackle a novel task - Temporal Sentence Grounding in Streaming Videos (TSGSV). The goal of TSGSV is to evaluate the relevance between a video stream and a given sentence query. Unlike regular videos, streaming videos are…

计算机视觉与模式识别 · 计算机科学 2023-08-15 Tian Gan , Xiao Wang , Yan Sun , Jianlong Wu , Qingpei Guo , Liqiang Nie

Temporal Sentence Grounding in Videos (TSGV), which aims to ground a natural language sentence in an untrimmed video, has drawn widespread attention over the past few years. However, recent studies have found that current benchmark datasets…

计算机视觉与模式识别 · 计算机科学 2022-03-11 Xiaohan Lan , Yitian Yuan , Xin Wang , Long Chen , Zhi Wang , Lin Ma , Wenwu Zhu

Temporal Sentence Grounding in Videos (TSGV), i.e., grounding a natural language sentence which indicates complex human activities in a long and untrimmed video sequence, has received unprecedented attentions over the last few years.…

计算机视觉与模式识别 · 计算机科学 2021-09-23 Yitian Yuan , Xiaohan Lan , Xin Wang , Long Chen , Zhi Wang , Wenwu Zhu

Video Temporal Grounding (VTG) aims to identify visual frames in a video clip that match text queries. Recent studies in VTG employ cross-attention to correlate visual frames and text queries as individual token sequences. However, these…

计算机视觉与模式识别 · 计算机科学 2024-10-18 Jongbhin Woo , Hyeonggon Ryu , Youngjoon Jang , Jae Won Cho , Joon Son Chung

Given an untrimmed video, temporal sentence grounding (TSG) aims to locate a target moment semantically according to a sentence query. Although previous respectable works have made decent success, they only focus on high-level visual…

计算机视觉与模式识别 · 计算机科学 2026-05-26 Xiang Fang , Daizong Liu , Pan Zhou , Guoshun Nan

Temporal sentence grounding involves the retrieval of a video moment with a natural language query. Many existing works directly incorporate the given video and temporally localized query for temporal grounding, overlooking the inherent…

计算机视觉与模式识别 · 计算机科学 2024-06-04 Cai Chen , Runzhong Zhang , Jianjun Gao , Kejun Wu , Kim-Hui Yap , Yi Wang

Temporal sentence grounding (TSG) aims to localize the temporal segment which is semantically aligned with a natural language query in an untrimmed video.Most existing methods extract frame-grained features or object-grained features by 3D…

计算机视觉与模式识别 · 计算机科学 2023-02-22 Zeyu Xiong , Daizong Liu , Pan Zhou , Jiahao Zhu

The temporal sentence grounding in video (TSGV) task is to locate a temporal moment from an untrimmed video, to match a language query, i.e., a sentence. Without considering bias in moment annotations (e.g., start and end positions in a…

计算机视觉与模式识别 · 计算机科学 2021-11-09 Hao Zhang , Aixin Sun , Wei Jing , Joey Tianyi Zhou

This paper addresses the temporal sentence grounding (TSG). Although existing methods have made decent achievements in this task, they not only severely rely on abundant video-query paired data for training, but also easily fail into the…

计算机视觉与模式识别 · 计算机科学 2023-05-09 Daizong Liu , Xiaoye Qu , Jianfeng Dong , Pan Zhou , Zichuan Xu , Haozhao Wang , Xing Di , Weining Lu , Yu Cheng

Temporal sentence grounding (TSG) aims to locate a specific moment from an untrimmed video with a given natural language query. Recently, weakly supervised methods still have a large performance gap compared to fully supervised ones, while…

计算机视觉与模式识别 · 计算机科学 2023-08-09 Hanjun Li , Xiujun Shu , Sunan He , Ruizhi Qiao , Wei Wen , Taian Guo , Bei Gan , Xing Sun

We target at the task of weakly-supervised video object grounding (WSVOG), where only video-sentence annotations are available during model learning. It aims to localize objects described in the sentence to visual regions in the video,…

计算机视觉与模式识别 · 计算机科学 2021-12-02 Wei Wang , Junyu Gao , Changsheng Xu

Temporal sentence grounding in videos (TSGV), \aka natural language video localization (NLVL) or video moment retrieval (VMR), aims to retrieve a temporal moment that semantically corresponds to a language query from an untrimmed video.…

计算机视觉与模式识别 · 计算机科学 2023-04-26 Hao Zhang , Aixin Sun , Wei Jing , Joey Tianyi Zhou

In this paper, we study the problem of weakly-supervised temporal grounding of sentence in video. Specifically, given an untrimmed video and a query sentence, our goal is to localize a temporal segment in the video that semantically…

计算机视觉与模式识别 · 计算机科学 2020-01-28 Zhenfang Chen , Lin Ma , Wenhan Luo , Peng Tang , Kwan-Yee K. Wong

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).…

计算机视觉与模式识别 · 计算机科学 2025-10-24 Minseok Kang , Minhyeok Lee , Minjung Kim , Donghyeong Kim , Sangyoun Lee

This paper studies the multimedia problem of temporal sentence grounding (TSG), which aims to accurately determine the specific video segment in an untrimmed video according to a given sentence query. Traditional TSG methods mainly follow…

多媒体 · 计算机科学 2026-05-26 Xiang Fang , Daizong Liu , Pan Zhou , Zichuan Xu , Ruixuan Li
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