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Related papers: Discriminative Scale Space Tracking

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Despite recent advances, estimating optical flow remains a challenging problem in the presence of illumination change, large occlusions or fast movement. In this paper, we propose a novel optical flow estimation framework which can provide…

Computer Vision and Pattern Recognition · Computer Science 2018-04-12 Inchul Choi , Arunava Banerjee

Human face images usually appear with wide range of visual scales. The existing face representations pursue the bandwidth of handling scale variation via multi-scale scheme that assembles a finite series of predefined scales. Such…

Computer Vision and Pattern Recognition · Computer Science 2022-09-20 Hailin Shi , Hang Du , Yibo Hu , Jun Wang , Dan Zeng , Ting Yao

Transformer architecture has been showing its great strength in visual object tracking, for its effective attention mechanism. Existing transformer-based approaches adopt the pixel-to-pixel attention strategy on flattened image features and…

Computer Vision and Pattern Recognition · Computer Science 2022-05-10 Zikai Song , Junqing Yu , Yi-Ping Phoebe Chen , Wei Yang

Holistic object representation-based trackers suffer from performance drop under large appearance change such as deformation and occlusion. In this work, we propose a dynamic part-based tracker and constantly update the target part…

Computer Vision and Pattern Recognition · Computer Science 2022-04-11 Wei han , Hantao Huang , Xiaoxi Yu

Selectivity estimation aims at estimating the number of database objects that satisfy a selection criterion. Answering this problem accurately and efficiently is essential to many applications, such as density estimation, outlier detection,…

Databases · Computer Science 2021-05-28 Yaoshu Wang , Chuan Xiao , Jianbin Qin , Rui Mao , Onizuka Makoto , Wei Wang , Rui Zhang , Yoshiharu Ishikawa

The normalized 2-D correlation technique is a robust method for detecting targets in images due to its ability to remain invariant under rotation, translation, and scaling. This paper examines the impact of translation, and scaling on…

Computer Vision and Pattern Recognition · Computer Science 2023-12-08 Fatin E. M. Al-Obaidi , Anwar H. Al-Saleh , Shaymaa H. Kafi , Ali J. Karam , Ali A. D. Al-Zuky

We present a novel object tracking scheme that can track rigid objects in real time. The approach uses subpixel-precise image edges to track objects with high accuracy. It can determine the object position, scale, and rotation with…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Tobias Böttger , Markus Ulrich , Carsten Steger

Discriminative correlation filters (DCF) have recently shown excellent performance in visual object tracking area. In this paper, we summarize the methods of updating model filter from discriminative correlation filter (DCF) based tracking…

Computer Vision and Pattern Recognition · Computer Science 2020-11-17 Taihang Dong , Sheng Zhong

Discriminative Correlation Filters (DCF) have demonstrated excellent performance for visual object tracking. The key to their success is the ability to efficiently exploit available negative data by including all shifted versions of a…

Computer Vision and Pattern Recognition · Computer Science 2016-09-21 Martin Danelljan , Andreas Robinson , Fahad Shahbaz Khan , Michael Felsberg

Because of the powerful learning capability of deep neural networks, counting performance via density map estimation has improved significantly during the past several years. However, it is still very challenging due to severe occlusion,…

Computer Vision and Pattern Recognition · Computer Science 2018-09-21 Di Kang , Antoni Chan

In the field of generic object tracking numerous attempts have been made to exploit deep features. Despite all expectations, deep trackers are yet to reach an outstanding level of performance compared to methods solely based on handcrafted…

Computer Vision and Pattern Recognition · Computer Science 2018-04-19 Goutam Bhat , Joakim Johnander , Martin Danelljan , Fahad Shahbaz Khan , Michael Felsberg

In recent years, Discriminative Correlation Filter (DCF) based methods have significantly advanced the state-of-the-art in tracking. However, in the pursuit of ever increasing tracking performance, their characteristic speed and real-time…

Computer Vision and Pattern Recognition · Computer Science 2017-04-12 Martin Danelljan , Goutam Bhat , Fahad Shahbaz Khan , Michael Felsberg

Discriminative representation is crucial for the association step in multi-object tracking. Recent work mainly utilizes features in single or neighboring frames for constructing metric loss and empowering networks to extract representation…

Computer Vision and Pattern Recognition · Computer Science 2022-04-06 En Yu , Zhuoling Li , Shoudong Han

During the last years, deep learning trackers achieved stimulating results while bringing interesting ideas to solve the tracking problem. This progress is mainly due to the use of learned deep features obtained by training deep…

Computer Vision and Pattern Recognition · Computer Science 2020-12-24 Ahmed Zgaren , Wassim Bouachir , Riadh Ksantini

Finding visual correspondence between local features is key to many computer vision problems. While defining features with larger contextual scales usually implies greater discriminativeness, it could also lead to less spatial accuracy of…

Computer Vision and Pattern Recognition · Computer Science 2016-11-18 Shenlong Wang , Linjie Luo , Ning Zhang , Jia Li

This paper addresses the problem of appearance matching across different challenges while doing visual face tracking in real-world scenarios. In this paper, FaceTrack is proposed that utilizes multiple appearance models with its long-term…

Computer Vision and Pattern Recognition · Computer Science 2018-08-31 Tanushri Chakravorty , Guillaume-Alexandre Bilodeau , Eric Granger

Current automatic vision systems face two major challenges: scalability and extreme variability of appearance. First, the computational time required to process an image typically scales linearly with the number of pixels in the image,…

Computer Vision and Pattern Recognition · Computer Science 2014-05-22 Marc'Aurelio Ranzato

Due to long-distance correlation and powerful pretrained models, transformer-based methods have initiated a breakthrough in visual object tracking performance. Previous works focus on designing effective architectures suited for tracking,…

Computer Vision and Pattern Recognition · Computer Science 2023-09-18 Jie Zhao , Johan Edstedt , Michael Felsberg , Dong Wang , Huchuan Lu

Scaling feature values is an important step in numerous machine learning tasks. Different features can have different value ranges and some form of a feature scaling is often required in order to learn an accurate classifier. However,…

Machine Learning · Computer Science 2014-07-30 Danushka Bollegala

Online learning policy makes visual trackers more robust against different distortions through learning domain-specific cues. However, the trackers adopting this policy fail to fully leverage the discriminative context of the background…

Computer Vision and Pattern Recognition · Computer Science 2021-04-20 Hossein Kashiani , Amir Abbas Hamidi Imani , Shahriar Baradaran Shokouhi , Ahmad Ayatollahi
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