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It is well established that neural networks are vulnerable to adversarial examples, which are almost imperceptible on human vision and can cause the deep models misbehave. Such phenomenon may lead to severely inestimable consequences in the…

机器学习 · 计算机科学 2020-09-09 Dengpan Ye , Chuanxi Chen , Changrui Liu , Hao Wang , Shunzhi Jiang

Often, when dealing with real-world recognition problems, we do not need, and often cannot have, knowledge of the entire set of possible classes that might appear during operational testing. In such cases, we need to think of robust…

机器学习 · 计算机科学 2022-02-23 Pedro Ribeiro Mendes Júnior , Terrance E. Boult , Jacques Wainer , Anderson Rocha

Adversarial attacks have demonstrated the vulnerability of Machine Learning (ML) image classifiers in Synthetic Aperture Radar (SAR) Automatic Target Recognition (ATR) systems. An adversarial attack can deceive the classifier into making…

计算机视觉与模式识别 · 计算机科学 2024-03-28 Tian Ye , Rajgopal Kannan , Viktor Prasanna , Carl Busart

In the realm of automated robotic surgery and computer-assisted interventions, understanding robotic surgical activities stands paramount. Existing algorithms dedicated to surgical activity recognition predominantly cater to pre-defined…

计算机视觉与模式识别 · 计算机科学 2024-02-13 Long Bai , Guankun Wang , Jie Wang , Xiaoxiao Yang , Huxin Gao , Xin Liang , An Wang , Mobarakol Islam , Hongliang Ren

Open-set action recognition is to reject unknown human action cases which are out of the distribution of the training set. Existing methods mainly focus on learning better uncertainty scores but dismiss the importance of feature…

计算机视觉与模式识别 · 计算机科学 2023-03-29 Jun Cen , Shiwei Zhang , Xiang Wang , Yixuan Pei , Zhiwu Qing , Yingya Zhang , Qifeng Chen

Convolutional neural networks (CNNs) can learn directly from raw data, resulting in exceptional performance across various research areas. However, factors present in non-controllable environments such as unlabeled datasets with varying…

计算机视觉与模式识别 · 计算机科学 2024-12-25 Lucas Fernando Alvarenga e Silva , Samuel Felipe dos Santos , Nicu Sebe , Jurandy Almeida

This paper proposes a method to use deep neural networks as end-to-end open-set classifiers. It is based on intra-class data splitting. In open-set recognition, only samples from a limited number of known classes are available for training.…

机器学习 · 计算机科学 2019-11-21 Patrick Schlachter , Yiwen Liao , Bin Yang

This paper presents a novel data-driven hierarchical approach to open set recognition (OSR) for robust perception in robotics and computer vision, utilizing constrained agglomerative clustering to automatically build a hierarchy of known…

计算机视觉与模式识别 · 计算机科学 2024-11-06 Andrew Hannum , Max Conway , Mario Lopez , André Harrison

Detecting adversarial examples currently stands as one of the biggest challenges in the field of deep learning. Adversarial attacks, which produce adversarial examples, increase the prediction likelihood of a target class for a particular…

机器学习 · 计算机科学 2019-07-31 Utku Ozbulak , Arnout Van Messem , Wesley De Neve

Malware open-set recognition (MOSR) aims at jointly classifying malware samples from known families and detect the ones from novel unknown families, respectively. Existing works mostly rely on a well-trained classifier considering the…

密码学与安全 · 计算机科学 2023-05-03 Jingcai Guo , Yuanyuan Xu , Wenchao Xu , Yufeng Zhan , Yuxia Sun , Song Guo

In real-world classification tasks, it is difficult to collect training samples from all possible categories of the environment. Therefore, when an instance of an unseen class appears in the prediction stage, a robust classifier should be…

机器学习 · 计算机科学 2017-06-20 Yang Yu , Wei-Yang Qu , Nan Li , Zimin Guo

Deep neural networks represent the state of the art in machine learning in a growing number of fields, including vision, speech and natural language processing. However, recent work raises important questions about the robustness of such…

机器学习 · 统计学 2018-06-20 Zhinus Marzi , Soorya Gopalakrishnan , Upamanyu Madhow , Ramtin Pedarsani

Deep learning has become an integral part of various computer vision systems in recent years due to its outstanding achievements for object recognition, facial recognition, and scene understanding. However, deep neural networks (DNNs) are…

计算机视觉与模式识别 · 计算机科学 2021-08-24 Nima Mirnateghi , Syed Afaq Ali Shah , Mohammed Bennamoun

Deep neural networks have demonstrated remarkable effectiveness across a wide range of tasks such as semantic segmentation. Nevertheless, these networks are vulnerable to adversarial attacks that add imperceptible perturbations to the input…

计算机视觉与模式识别 · 计算机科学 2024-08-20 Kira Maag , Roman Resner , Asja Fischer

Deep learning models achieve remarkable accuracy in computer vision tasks, yet remain vulnerable to adversarial examples--carefully crafted perturbations to input images that can deceive these models into making confident but incorrect…

计算机视觉与模式识别 · 计算机科学 2025-04-18 Khoi Nguyen Tiet Nguyen , Wenyu Zhang , Kangkang Lu , Yuhuan Wu , Xingjian Zheng , Hui Li Tan , Liangli Zhen

Deep learning classifiers are known to be vulnerable to adversarial examples. A recent paper presented at ICML 2019 proposed a statistical test detection method based on the observation that logits of noisy adversarial examples are biased…

机器学习 · 计算机科学 2019-07-30 Hossein Hosseini , Sreeram Kannan , Radha Poovendran

If an unknown example that is not seen during training appears, most recognition systems usually produce overgeneralized results and determine that the example belongs to one of the known classes. To address this problem,…

计算机视觉与模式识别 · 计算机科学 2021-03-25 Jaeyeon Jang , Chang Ouk Kim

An object detector's ability to detect and flag \textit{novel} objects during open-world deployments is critical for many real-world applications. Unfortunately, much of the work in open object detection today is disjointed and fails to…

计算机视觉与模式识别 · 计算机科学 2024-04-18 Matthew Inkawhich , Nathan Inkawhich , Hao Yang , Jingyang Zhang , Randolph Linderman , Yiran Chen

The proper handling of out-of-distribution (OOD) samples in deep classifiers is a critical concern for ensuring the suitability of deep neural networks in safety-critical systems. Existing approaches developed for robust OOD detection in…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Nasrin Alipour , Seyyed Ali SeyyedSalehi

Modern applications of artificial neural networks have yielded remarkable performance gains in a wide range of tasks. However, recent studies have discovered that such modelling strategy is vulnerable to Adversarial Examples, i.e. examples…

计算机视觉与模式识别 · 计算机科学 2019-04-24 João Monteiro , Isabela Albuquerque , Zahid Akhtar , Tiago H. Falk