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Obtaining human per-pixel labels for semantic segmentation is incredibly laborious, often making labeled dataset construction prohibitively expensive. Here, we endeavor to overcome this problem with a novel algorithm that combines…

计算机视觉与模式识别 · 计算机科学 2022-10-18 Aneesh Rangnekar , Christopher Kanan , Matthew Hoffman

With the development of high computational devices, deep neural networks (DNNs), in recent years, have gained significant popularity in many Artificial Intelligence (AI) applications. However, previous efforts have shown that DNNs were…

计算与语言 · 计算机科学 2019-04-12 Wei Emma Zhang , Quan Z. Sheng , Ahoud Alhazmi , Chenliang Li

With the rise in popularity of machine and deep learning models, there is an increased focus on their vulnerability to malicious inputs. These adversarial examples drift model predictions away from the original intent of the network and are…

计算机视觉与模式识别 · 计算机科学 2020-03-11 Richard Tran , David Patrick , Michael Geyer , Amanda Fernandez

LiDAR-based segmentation is essential for reliable perception in autonomous vehicles, yet modern segmentation networks are highly susceptible to adversarial attacks that can compromise safety. Most existing defenses are designed for…

计算机视觉与模式识别 · 计算机科学 2025-08-28 Alexandros Gkillas , Ioulia Kapsali , Nikos Piperigkos , Aris S. Lalos

We propose a probabilistic perspective on adversarial examples, allowing us to embed subjective understanding of semantics as a distribution into the process of generating adversarial examples, in a principled manner. Despite significant…

机器学习 · 统计学 2024-11-26 Andi Zhang , Mingtian Zhang , Damon Wischik

Top-$k$ multi-label learning, which returns the top-$k$ predicted labels from an input, has many practical applications such as image annotation, document analysis, and web search engine. However, the vulnerabilities of such algorithms with…

计算机视觉与模式识别 · 计算机科学 2021-08-03 Shu Hu , Lipeng Ke , Xin Wang , Siwei Lyu

Deep neural networks (DNNs) have achieved great success in various applications due to their strong expressive power. However, recent studies have shown that DNNs are vulnerable to adversarial examples which are manipulated instances…

机器学习 · 计算机科学 2020-07-06 Haonan Qiu , Chaowei Xiao , Lei Yang , Xinchen Yan , Honglak Lee , Bo Li

Semi-supervised semantic segmentation requires the model to effectively propagate the label information from limited annotated images to unlabeled ones. A challenge for such a per-pixel prediction task is the large intra-class variation,…

计算机视觉与模式识别 · 计算机科学 2022-10-11 Hai-Ming Xu , Lingqiao Liu , Qiuchen Bian , Zhen Yang

Image segmentation is important in medical imaging, providing valuable, quantitative information for clinical decision-making in diagnosis, therapy, and intervention. The state-of-the-art in automated segmentation remains supervised…

计算机视觉与模式识别 · 计算机科学 2023-04-28 Margherita Rosnati , Fabio De Sousa Ribeiro , Miguel Monteiro , Daniel Coelho de Castro , Ben Glocker

Collaborative machine learning settings like federated learning can be susceptible to adversarial interference and attacks. One class of such attacks is termed model inversion attacks, characterised by the adversary reverse-engineering the…

机器学习 · 计算机科学 2022-03-02 Dmitrii Usynin , Daniel Rueckert , Georgios Kaissis

Existing segmentation models exhibit significant vulnerability to adversarial attacks.To improve robustness, adversarial training incorporates adversarial examples into model training. However, existing attack methods consider only global…

计算机视觉与模式识别 · 计算机科学 2026-01-22 Yufei Song , Ziqi Zhou , Menghao Deng , Yifan Hu , Shengshan Hu , Minghui Li , Leo Yu Zhang

Semi-supervised learning has attracted much attention in medical image segmentation due to challenges in acquiring pixel-wise image annotations, which is a crucial step for building high-performance deep learning methods. Most existing…

计算机视觉与模式识别 · 计算机科学 2020-10-22 Shuailin Li , Chuyu Zhang , Xuming He

Adversarial attacks are valuable for providing insights into the blind-spots of deep learning models and help improve their robustness. Existing work on adversarial attacks have mainly focused on static scenes; however, it remains unclear…

计算机视觉与模式识别 · 计算机科学 2020-11-18 Aishan Liu , Tairan Huang , Xianglong Liu , Yitao Xu , Yuqing Ma , Xinyun Chen , Stephen J. Maybank , Dacheng Tao

Deep Learning based AI systems have shown great promise in various domains such as vision, audio, autonomous systems (vehicles, drones), etc. Recent research on neural networks has shown the susceptibility of deep networks to adversarial…

Split Learning (SL) has emerged as a practical and efficient alternative to traditional federated learning. While previous attempts to attack SL have often relied on overly strong assumptions or targeted easily exploitable models, we seek…

密码学与安全 · 计算机科学 2025-03-25 Xiaochen Zhu , Xinjian Luo , Yuncheng Wu , Yangfan Jiang , Xiaokui Xiao , Beng Chin Ooi

Using deep learning, we now have the ability to create exceptionally good semantic segmentation systems; however, collecting the prerequisite pixel-wise annotations for training images remains expensive and time-consuming. Therefore, it…

计算机视觉与模式识别 · 计算机科学 2022-10-19 Aneesh Rangnekar , Christopher Kanan , Matthew Hoffman

Adversarial perturbations of normal images are usually imperceptible to humans, but they can seriously confuse state-of-the-art machine learning models. What makes them so special in the eyes of image classifiers? In this paper, we show…

机器学习 · 计算机科学 2018-05-22 Yang Song , Taesup Kim , Sebastian Nowozin , Stefano Ermon , Nate Kushman

Semantic segmentation of LiDAR point clouds is an important task in autonomous driving. However, training deep models via conventional supervised methods requires large datasets which are costly to label. It is critical to have…

计算机视觉与模式识别 · 计算机科学 2022-10-18 Minghua Liu , Yin Zhou , Charles R. Qi , Boqing Gong , Hao Su , Dragomir Anguelov

Adversarial attacks on Graph Neural Networks aim to perturb the performance of the learner by carefully modifying the graph topology and node attributes. Existing methods achieve attack stealthiness by constraining the modification budget…

机器学习 · 计算机科学 2025-06-10 Kai Yuan , Jiahao Zhang , Yidi Wang , Xiaobing Pei

Adversarial learning baselines for domain adaptation (DA) approaches in the context of semantic segmentation are under explored in semi-supervised framework. These baselines involve solely the available labeled target samples in the…

计算机视觉与模式识别 · 计算机科学 2023-12-13 Marwa Kechaou , Mokhtar Z. Alaya , Romain Hérault , Gilles Gasso