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In this paper, we develop a new approach of spatially supervised recurrent convolutional neural networks for visual object tracking. Our recurrent convolutional network exploits the history of locations as well as the distinctive visual…

Computer Vision and Pattern Recognition · Computer Science 2016-07-21 Guanghan Ning , Zhi Zhang , Chen Huang , Zhihai He , Xiaobo Ren , Haohong Wang

Robots operating in open, unstructured real-world environments must rely on onboard visual perception while autonomously moving across different locations. Continuous changes in onboard camera viewpoints cause significant visual scale…

Robotics · Computer Science 2026-05-04 Xianbo Cai , Hideyuki Ichiwara , Hyogo Hiruma , Masaki Yoshikawa , Hiroshi Ito , Tetsuya Ogata

We demonstrate targeting and control over spatiotemporal chaos in an optical feedback loop experiment. Different stationary target patterns are stabilized in real-time by means of a two dimensional space extended perturbation field driven…

Chaotic Dynamics · Physics 2009-11-10 L. Pastur , L. Gostiaux , U. Bortolozzo , S Boccaletti , P. L Ramazza

This paper addresses the task of segmenting class-agnostic objects in semi-supervised setting. Although previous detection based methods achieve relatively good performance, these approaches extract the best proposal by a greedy strategy,…

Computer Vision and Pattern Recognition · Computer Science 2020-12-11 Daizong Liu , Shuangjie Xu , Xiao-Yang Liu , Zichuan Xu , Wei Wei , Pan Zhou

Video Object Segmentation (VOS) is typically formulated in a semi-supervised setting. Given the ground-truth segmentation mask on the first frame, the task of VOS is to track and segment the single or multiple objects of interests in the…

Computer Vision and Pattern Recognition · Computer Science 2020-03-16 Kaihua Zhang , Long Wang , Dong Liu , Bo Liu , Qingshan Liu , Zhu Li

This paper presents a novel yet intuitive approach to unsupervised feature learning. Inspired by the human visual system, we explore whether low-level motion-based grouping cues can be used to learn an effective visual representation.…

Computer Vision and Pattern Recognition · Computer Science 2017-04-13 Deepak Pathak , Ross Girshick , Piotr Dollár , Trevor Darrell , Bharath Hariharan

Template-matching methods for visual tracking have gained popularity recently due to their comparable performance and fast speed. However, they lack effective ways to adapt to changes in the target object's appearance, making their tracking…

Computer Vision and Pattern Recognition · Computer Science 2018-09-05 Tianyu Yang , Antoni B. Chan

Given unstructured videos of deformable objects, we automatically recover spatiotemporal correspondences to map one object to another (such as animals in the wild). While traditional methods based on appearance fail in such challenging…

Computer Vision and Pattern Recognition · Computer Science 2016-08-18 Luca Del Pero , Susanna Ricco , Rahul Sukthankar , Vittorio Ferrari

High computational power and significant time are usually needed to train a deep learning based tracker on large datasets. Depending on many factors, training might not always be an option. In this paper, we propose a framework with two…

Computer Vision and Pattern Recognition · Computer Science 2024-10-16 Ali Sekhavati , Won-Sook Lee

Inspired by the observation that humans are able to process videos efficiently by only paying attention where and when it is needed, we propose an interpretable and easy plug-in spatial-temporal attention mechanism for video action…

Computer Vision and Pattern Recognition · Computer Science 2019-06-04 Lili Meng , Bo Zhao , Bo Chang , Gao Huang , Wei Sun , Frederich Tung , Leonid Sigal

Existing semi-supervised video object segmentation methods either focus on temporal feature matching or spatial-temporal feature modeling. However, they do not address the issues of sufficient target interaction and efficient parallel…

Computer Vision and Pattern Recognition · Computer Science 2024-04-10 Deshui Miao , Xin Li , Zhenyu He , Huchuan Lu , Ming-Hsuan Yang

Spatial-temporal data modeling aims to mine the underlying spatial relationships and temporal dependencies of objects in a system. However, most existing methods focus on the modeling of spatial-temporal data in a single mode, lacking the…

Machine Learning · Computer Science 2023-08-23 Zihang Liu , Le Yu , Tongyu Zhu , Leiei Sun

Sparse representation has been widely studied in visual tracking, which has shown promising tracking performance. Despite a lot of progress, the visual tracking problem is still a challenging task due to appearance variations over time. In…

Computer Vision and Pattern Recognition · Computer Science 2016-05-03 Xue Yang , Fei Han , Hua Wang , Hao Zhang

Spatio-temporal representations in frame sequences play an important role in the task of action recognition. Previously, a method of using optical flow as a temporal information in combination with a set of RGB images that contain spatial…

Computer Vision and Pattern Recognition · Computer Science 2018-08-02 Myunggi Lee , Seungeui Lee , Sungjoon Son , Gyutae Park , Nojun Kwak

Predicting motion of surrounding agents is critical to real-world applications of tactical path planning for autonomous driving. Due to the complex temporal dependencies and social interactions of agents, on-line trajectory prediction is a…

Computer Vision and Pattern Recognition · Computer Science 2021-02-08 Jingwen Zhao , Xuanpeng Li , Qifan Xue , Weigong Zhang

Boosting performance of the offline trained siamese trackers is getting harder nowadays since the fixed information of the template cropped from the first frame has been almost thoroughly mined, but they are poorly capable of resisting…

Computer Vision and Pattern Recognition · Computer Science 2021-04-05 Zhihong Fu , Qingjie Liu , Zehua Fu , Yunhong Wang

In recent years, the satellite videos have been captured by a moving satellite platform. In contrast to consumer, movie, and common surveillance videos, satellite video can record the snapshot of the city-scale scene. In a broad…

Computer Vision and Pattern Recognition · Computer Science 2018-07-06 Wei Ao , Yanwei Fu , Feng Xu

A complex system comprises multiple interacting entities whose interdependencies form a unified whole, exhibiting emergent behaviours not present in individual components. Examples include the human brain, living cells, soft matter, Earth's…

While recent large-scale video-language pre-training made great progress in video question answering, the design of spatial modeling of video-language models is less fine-grained than that of image-language models; existing practices of…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Hsin-Ying Lee , Hung-Ting Su , Bing-Chen Tsai , Tsung-Han Wu , Jia-Fong Yeh , Winston H. Hsu

We propose an effective approach for spatio-temporal action localization in realistic videos. The approach first detects proposals at the frame-level and scores them with a combination of static and motion CNN features. It then tracks…

Computer Vision and Pattern Recognition · Computer Science 2015-09-29 Philippe Weinzaepfel , Zaid Harchaoui , Cordelia Schmid