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Siamese trackers perform similarity matching with templates (i.e., target models) to recursively localize objects within a search region. Several strategies have been proposed in the literature to update a template based on the tracker…

Computer Vision and Pattern Recognition · Computer Science 2022-02-22 Madhu Kiran , Le Thanh Nguyen-Meidine , Rajat Sahay , Rafael Menelau Oliveira E Cruz , Louis-Antoine Blais-Morin , Eric Granger

Deep neural networks are known to be susceptible to adversarial perturbations -- small perturbations that alter the output of the network and exist under strict norm limitations. While such perturbations are usually discussed as tailored to…

Computer Vision and Pattern Recognition · Computer Science 2022-10-05 Yaniv Nemcovsky , Matan Jacoby , Alex M. Bronstein , Chaim Baskin

Recently, Siamese network based trackers have received tremendous interest for their fast tracking speed and high performance. Despite the great success, this tracking framework still suffers from several limitations. First, it cannot…

Computer Vision and Pattern Recognition · Computer Science 2018-09-06 Anfeng He , Chong Luo , Xinmei Tian , Wenjun Zeng

Current adversarial attack research reveals the vulnerability of learning-based classifiers against carefully crafted perturbations. However, most existing attack methods have inherent limitations in cross-dataset generalization as they…

Computer Vision and Pattern Recognition · Computer Science 2022-03-25 Cheng Luo , Qinliang Lin , Weicheng Xie , Bizhu Wu , Jinheng Xie , Linlin Shen

Deep Siamese trackers have recently gained much attention in recent years since they can track visual objects at high speeds. Additionally, adaptive tracking methods, where target samples collected by the tracker are employed for online…

Computer Vision and Pattern Recognition · Computer Science 2022-03-08 Madhu Kiran , Le Thanh Nguyen-Meidine , Rajat Sahay , Rafael Menelau Oliveira E Cruz , Louis-Antoine Blais-Morin , Eric Granger

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

Deep neural networks (DNNs) are highly susceptible to adversarial examples--subtle perturbations applied to inputs that are often imperceptible to humans yet lead to incorrect model predictions. In black-box scenarios, however, existing…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Qing Wan , Shilong Deng , Xun Wang

Deep neural networks have been demonstrated to be vulnerable to adversarial attacks: subtle perturbation can completely change prediction result. The vulnerability has led to a surge of research in this direction, including adversarial…

Computer Vision and Pattern Recognition · Computer Science 2021-06-07 Quanyu Liao , Xin Wang , Bin Kong , Siwei Lyu , Bin Zhu , Youbing Yin , Qi Song , Xi Wu

Template-matching methods for visual tracking have gained popularity recently due to their good 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 2019-12-02 Tianyu Yang , Antoni B. Chan

Visual object tracking plays a critical role in visual-based autonomous systems, as it aims to estimate the position and size of the object of interest within a live video. Despite significant progress made in this field, state-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2024-04-10 Jianlang Chen , Xuhong Ren , Qing Guo , Felix Juefei-Xu , Di Lin , Wei Feng , Lei Ma , Jianjun Zhao

Efficiently modeling spatio-temporal relations of objects is a key challenge in visual object tracking (VOT). Existing methods track by appearance-based similarity or long-term relation modeling, resulting in rich temporal contexts between…

Computer Vision and Pattern Recognition · Computer Science 2024-03-14 Yushan Han , Kaer Huang

Adversarial attacks in visual object tracking have significantly degraded the performance of advanced trackers by introducing imperceptible perturbations into images. However, there is still a lack of research on designing adversarial…

Computer Vision and Pattern Recognition · Computer Science 2024-08-06 Zhewei Wu , Ruilong Yu , Qihe Liu , Shuying Cheng , Shilin Qiu , Shijie Zhou

Physical adversarial attacks are increasingly studied in settings that resemble deployed surveillance systems rather than isolated image benchmarks. In these settings, person detection, multi-object tracking, visible--infrared sensing, and…

Computer Vision and Pattern Recognition · Computer Science 2026-04-09 Miguel A. DelaCruz , Patricia Mae Santos , Rafael T. Navarro

Although adversarial samples of deep neural networks (DNNs) have been intensively studied on static images, their extensions in videos are never explored. Compared with images, attacking a video needs to consider not only spatial cues but…

Computer Vision and Pattern Recognition · Computer Science 2018-03-08 Xingxing Wei , Jun Zhu , Hang Su

Motion blur caused by the moving of the object or camera during the exposure can be a key challenge for visual object tracking, affecting tracking accuracy significantly. In this work, we explore the robustness of visual object trackers…

Computer Vision and Pattern Recognition · Computer Science 2021-10-29 Qing Guo , Ziyi Cheng , Felix Juefei-Xu , Lei Ma , Xiaofei Xie , Yang Liu , Jianjun Zhao

Adversarial perturbations can deceive neural networks by adding small, imperceptible noise to the input. Recent object trackers with transformer backbones have shown strong performance on tracking datasets, but their adversarial robustness…

Computer Vision and Pattern Recognition · Computer Science 2024-11-27 Fatemeh Nourilenjan Nokabadi , Yann Batiste Pequignot , Jean-Francois Lalonde , Christian Gagné

Vision transformers (ViTs) process input images as sequences of patches via self-attention; a radically different architecture than convolutional neural networks (CNNs). This makes it interesting to study the adversarial feature space of…

Computer Vision and Pattern Recognition · Computer Science 2022-03-04 Muzammal Naseer , Kanchana Ranasinghe , Salman Khan , Fahad Shahbaz Khan , Fatih Porikli

Deep neural network image classifiers are reported to be susceptible to adversarial evasion attacks, which use carefully crafted images created to mislead a classifier. Recently, various kinds of adversarial attack methods have been…

Machine Learning · Computer Science 2019-10-04 He Zhao , Trung Le , Paul Montague , Olivier De Vel , Tamas Abraham , Dinh Phung

Adversarial transferability enables black-box attacks on unknown victim deep neural networks (DNNs), rendering attacks viable in real-world scenarios. Current transferable attacks create adversarial perturbation over the entire image,…

Computer Vision and Pattern Recognition · Computer Science 2023-12-27 Shangbo Wu , Yu-an Tan , Yajie Wang , Ruinan Ma , Wencong Ma , Yuanzhang Li

Adversarial attacks pose significant challenges in 3D object recognition, especially in scenarios involving multi-view analysis where objects can be observed from varying angles. This paper introduces View-Invariant Adversarial…

Computer Vision and Pattern Recognition · Computer Science 2024-12-19 Christian Green , Mehmet Ergezer , Abdurrahman Zeybey