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Related papers: Video Re-localization

200 papers

Recent works have shown that combining object detection and tracking tasks, in the case of video data, results in higher performance for both tasks, but they require a high frame-rate as a strict requirement for performance. This is…

Computer Vision and Pattern Recognition · Computer Science 2020-05-26 Bharti Munjal , Abdul Rafey Aftab , Sikandar Amin , Meltem D. Brandlmaier , Federico Tombari , Fabio Galasso

Video description involves the generation of the natural language description of actions, events, and objects in the video. There are various applications of video description by filling the gap between languages and vision for visually…

Computer Vision and Pattern Recognition · Computer Science 2020-12-01 Alok Singh , Thoudam Doren Singh , Sivaji Bandyopadhyay

The existing work in cross-view geo-localization is based on images where a ground panorama is matched to an aerial image. In this work, we focus on ground videos instead of images which provides additional contextual cues which are…

Computer Vision and Pattern Recognition · Computer Science 2022-07-07 Shruti Vyas , Chen Chen , Mubarak Shah

In this paper, we propose a new approach for retrieval of video segments using natural language queries. Unlike most previous approaches such as concept-based methods or rule-based structured models, the proposed method uses image…

Computer Vision and Pattern Recognition · Computer Science 2017-07-04 Sangkuk Lee , Daesik Kim , Myunggi Lee , Jihye Hwang , Nojun Kwak

Video temporal grounding aims to localize relevant temporal boundaries in a video given a textual prompt. Recent work has focused on enabling Video LLMs to perform video temporal grounding via next-token prediction of temporal timestamps.…

Computer Vision and Pattern Recognition · Computer Science 2025-03-06 Xizi Wang , Feng Cheng , Ziyang Wang , Huiyu Wang , Md Mohaiminul Islam , Lorenzo Torresani , Mohit Bansal , Gedas Bertasius , David Crandall

In this report, we introduce a video hashing method for scalable video segment copy detection. The objective of video segment copy detection is to find the video (s) present in a large database, one of whose segments (cropped in time) is a…

Machine Learning · Computer Science 2019-11-22 Arjun Krishna , A S Akil Arif Ibrahim

Localizing moments in a longer video via natural language queries is a new, challenging task at the intersection of language and video understanding. Though moment localization with natural language is similar to other language and vision…

Computer Vision and Pattern Recognition · Computer Science 2018-09-06 Lisa Anne Hendricks , Oliver Wang , Eli Shechtman , Josef Sivic , Trevor Darrell , Bryan Russell

In this paper, we explore a novel task named visual Relation Grounding in Videos (vRGV). The task aims at spatio-temporally localizing the given relations in the form of subject-predicate-object in the videos, so as to provide supportive…

Computer Vision and Pattern Recognition · Computer Science 2020-07-22 Junbin Xiao , Xindi Shang , Xun Yang , Sheng Tang , Tat-Seng Chua

In this paper we consider the problem of video-based person re-identification, which is the task of associating videos of the same person captured by different and non-overlapping cameras. We propose a Siamese framework in which video…

Computer Vision and Pattern Recognition · Computer Science 2019-10-14 Marco Zamprogno , Marco Passon , Niki Martinel , Giuseppe Serra , Giuseppe Lancioni , Christian Micheloni , Carlo Tasso , Gian Luca Foresti

The task of text-video retrieval aims to understand the correspondence between language and vision, has gained increasing attention in recent years. Previous studies either adopt off-the-shelf 2D/3D-CNN and then use average/max pooling to…

Computer Vision and Pattern Recognition · Computer Science 2022-06-02 Ning Han , Jingjing Chen , Chuhao Shi , Yawen Zeng , Guangyi Xiao , Hao Chen

Long-form video understanding presents significant challenges for interactive retrieval systems, as conventional methods struggle to process extensive video content efficiently. Existing approaches often rely on single models, inefficient…

Computer Vision and Pattern Recognition · Computer Science 2025-04-14 Huu-Loc Tran , Tinh-Anh Nguyen-Nhu , Huu-Phong Phan-Nguyen , Tien-Huy Nguyen , Nhat-Minh Nguyen-Dich , Anh Dao , Huy-Duc Do , Quan Nguyen , Hoang M. Le , Quang-Vinh Dinh

Video moment localization aims to retrieve the target segment of an untrimmed video according to the natural language query. Weakly supervised methods gains attention recently, as the precise temporal location of the target segment is not…

Computer Vision and Pattern Recognition · Computer Science 2023-10-17 Zezhong Lv , Bing Su , Ji-Rong Wen

Current video retrieval efforts all found their evaluation on an instance-based assumption, that only a single caption is relevant to a query video and vice versa. We demonstrate that this assumption results in performance comparisons often…

Computer Vision and Pattern Recognition · Computer Science 2021-03-19 Michael Wray , Hazel Doughty , Dima Damen

Visual geolocalization is a cost-effective and scalable task that involves matching one or more query images, taken at some unknown location, to a set of geo-tagged reference images. Existing methods, devoted to semantic features…

Computer Vision and Pattern Recognition · Computer Science 2025-01-14 Boni Hu , Lin Chen , Runjian Chen , Shuhui Bu , Pengcheng Han , Haowei Li

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…

Computer Vision and Pattern Recognition · Computer Science 2020-01-28 Zhenfang Chen , Lin Ma , Wenhan Luo , Peng Tang , Kwan-Yee K. Wong

Visual localization is of great importance in robotics and computer vision. Recently, scene coordinate regression based methods have shown good performance in visual localization in small static scenes. However, it still estimates camera…

Computer Vision and Pattern Recognition · Computer Science 2021-05-25 Zhaoyang Huang , Han Zhou , Yijin Li , Bangbang Yang , Yan Xu , Xiaowei Zhou , Hujun Bao , Guofeng Zhang , Hongsheng Li

Estimation of the frequency and duration of logos in videos is important and challenging in the advertisement industry as a way of estimating the impact of ad purchases. Since logos occupy only a small area in the videos, the popular…

Image and Video Processing · Electrical Eng. & Systems 2020-05-20 Bochen Guan , Hanrong Ye , Hong Liu , William A. Sethares

This paper tackles the problem of Cross-view Video-based camera Localization (CVL). The task is to localize a query camera by leveraging information from its past observations, i.e., a continuous sequence of images observed at previous time…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Yujiao Shi , Xin Yu , Shan Wang , Hongdong Li

Retrieving images from the same location as a given query is an important component of multiple computer vision tasks, like Visual Place Recognition, Landmark Retrieval, Visual Localization, 3D reconstruction, and SLAM. However, existing…

Computer Vision and Pattern Recognition · Computer Science 2025-06-11 Gabriele Berton , Carlo Masone

In this paper we present a new computer vision task, named video instance segmentation. The goal of this new task is simultaneous detection, segmentation and tracking of instances in videos. In words, it is the first time that the image…

Computer Vision and Pattern Recognition · Computer Science 2019-08-19 Linjie Yang , Yuchen Fan , Ning Xu