English
Related papers

Related papers: Generating Adversarial Point Clouds Using Diffusio…

200 papers

Adversarial examples are important for understanding the behavior of neural models, and can improve their robustness through adversarial training. Recent work in natural language processing generated adversarial examples by assuming…

Machine Learning · Computer Science 2019-04-05 Yotam Gil , Yoav Chai , Or Gorodissky , Jonathan Berant

Diffusion probabilistic models have achieved remarkable success in text guided image generation. However, generating 3D shapes is still challenging due to the lack of sufficient data containing 3D models along with their descriptions.…

Computer Vision and Pattern Recognition · Computer Science 2023-08-08 Zijie Wu , Yaonan Wang , Mingtao Feng , He Xie , Ajmal Mian

Deep learning classifiers are susceptible to well-crafted, imperceptible variations of their inputs, known as adversarial attacks. In this regard, the study of powerful attack models sheds light on the sources of vulnerability in these…

Machine Learning · Computer Science 2020-10-26 Hadi M. Dolatabadi , Sarah Erfani , Christopher Leckie

We propose a diffusion model designed to generate point-based shape representations with correspondences. Traditional statistical shape models have considered point correspondences extensively, but current deep learning methods do not take…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Shen Zhu , Yinzhu Jin , Ifrah Zawar , P. Thomas Fletcher

Most adversarial attack defense methods rely on obfuscating gradients. These methods are successful in defending against gradient-based attacks; however, they are easily circumvented by attacks which either do not use the gradient or by…

Machine Learning · Computer Science 2022-01-14 Mitra Alirezaei , Tolga Tasdizen

Generating adversarial examples is the art of creating a noise that is added to an input signal of a classifying neural network, and thus changing the network's classification, while keeping the noise as tenuous as possible. While the…

Computer Vision and Pattern Recognition · Computer Science 2021-12-08 Roee Ben-Shlomo , Yevgeniy Men , Ido Imanuel

Deep neural networks are known to be extremely vulnerable to adversarial examples under white-box setting. Moreover, the malicious adversaries crafted on the surrogate (source) model often exhibit black-box transferability on other models…

Computer Vision and Pattern Recognition · Computer Science 2021-08-19 Xiaosen Wang , Xuanran He , Jingdong Wang , Kun He

As deep neural networks (DNNs) have become increasingly important and popular, the robustness of DNNs is the key to the safety of both the Internet and the physical world. Unfortunately, some recent studies show that adversarial examples,…

Computer Vision and Pattern Recognition · Computer Science 2019-06-18 Yifan Ding , Liqiang Wang , Huan Zhang , Jinfeng Yi , Deliang Fan , Boqing Gong

Deep generative architectures provide a way to model not only images but also complex, 3-dimensional objects, such as point clouds. In this work, we present a novel method to obtain meaningful representations of 3D shapes that can be used…

Machine Learning · Computer Science 2019-05-03 Maciej Zamorski , Maciej Zięba , Piotr Klukowski , Rafał Nowak , Karol Kurach , Wojciech Stokowiec , Tomasz Trzciński

The importance of training robust neural network grows as 3D data is increasingly utilized in deep learning for vision tasks in robotics, drone control, and autonomous driving. One commonly used 3D data type is 3D point clouds, which…

Computer Vision and Pattern Recognition · Computer Science 2020-10-26 Daniel Liu , Ronald Yu , Hao Su

Safety-critical scenarios are infrequent in natural driving environments but hold significant importance for the training and testing of autonomous driving systems. The prevailing approach involves generating safety-critical scenarios…

Machine Learning · Computer Science 2024-10-14 Yuting Xie , Xianda Guo , Cong Wang , Kunhua Liu , Long Chen

In this paper, we introduce a novel conditional generative adversarial network that creates dense 3D point clouds, with color, for assorted classes of objects in an unsupervised manner. To overcome the difficulty of capturing intricate…

Computer Vision and Pattern Recognition · Computer Science 2020-10-13 Mohammad Samiul Arshad , William J. Beksi

Deep neural networks, particularly face recognition models, have been shown to be vulnerable to both digital and physical adversarial examples. However, existing adversarial examples against face recognition systems either lack…

Computer Vision and Pattern Recognition · Computer Science 2021-05-10 Bangjie Yin , Wenxuan Wang , Taiping Yao , Junfeng Guo , Zelun Kong , Shouhong Ding , Jilin Li , Cong Liu

Generative AI has redefined artificial intelligence, enabling the creation of innovative content and customized solutions that drive business practices into a new era of efficiency and creativity. In this paper, we focus on diffusion…

Machine Learning · Computer Science 2024-03-21 Zihao Li , Hui Yuan , Kaixuan Huang , Chengzhuo Ni , Yinyu Ye , Minshuo Chen , Mengdi Wang

Gradient-based adversarial attacks are widely used to evaluate the robustness of 3D point cloud classifiers, yet they often rely on uniform update rules that neglect point-wise heterogeneity, leading to perceptible perturbations. We propose…

Computer Vision and Pattern Recognition · Computer Science 2026-03-20 Jun Chen , Xinke Li , Mingyue Xu , Chongshou Li , Truiani Li

3D object detection is an essential task for achieving autonomous driving. Existing anchor-based detection methods rely on empirical heuristics setting of anchors, which makes the algorithms lack elegance. In recent years, we have witnessed…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Xin Zhou , Jinghua Hou , Tingting Yao , Dingkang Liang , Zhe Liu , Zhikang Zou , Xiaoqing Ye , Jianwei Cheng , Xiang Bai

Adversarial attacks can mislead neural network classifiers. The defense against adversarial attacks is important for AI safety. Adversarial purification is a family of approaches that defend adversarial attacks with suitable pre-processing.…

Machine Learning · Computer Science 2023-10-31 Boya Zhang , Weijian Luo , Zhihua Zhang

In this study, we delve into the robustness of neural network-based LiDAR point cloud tracking models under adversarial attacks, a critical aspect often overlooked in favor of performance enhancement. These models, despite incorporating…

Computer Vision and Pattern Recognition · Computer Science 2025-10-23 Shengjing Tian , Xiantong Zhao , Yuhao Bian , Yinan Han , Bin Liu

We introduce the concept of deceptive diffusion -- training a generative AI model to produce adversarial images. Whereas a traditional adversarial attack algorithm aims to perturb an existing image to induce a misclassificaton, the…

Machine Learning · Computer Science 2024-07-01 Lucas Beerens , Catherine F. Higham , Desmond J. Higham

3D deep models consuming point clouds have achieved sound application effects in computer vision. However, recent studies have shown they are vulnerable to 3D adversarial point clouds. In this paper, we regard these malicious point clouds…

Multimedia · Computer Science 2023-02-16 Jiahao Zhu , Huajun Zhou , Zixuan Chen , Yi Zhou , Xiaohua Xie
‹ Prev 1 3 4 5 6 7 10 Next ›