English
Related papers

Related papers: Robust Structured Declarative Classifiers for 3D P…

200 papers

Deep neural networks are known to be vulnerable to adversarial examples which are carefully crafted instances to cause the models to make wrong predictions. While adversarial examples for 2D images and CNNs have been extensively studied,…

Cryptography and Security · Computer Science 2019-07-15 Chong Xiang , Charles R. Qi , Bo Li

Adversarial attacks pose serious challenges for deep neural network (DNN)-based analysis of various input signals. In the case of three-dimensional point clouds, methods have been developed to identify points that play a key role in network…

Computer Vision and Pattern Recognition · Computer Science 2024-12-19 Hanieh Naderi , Chinthaka Dinesh , Ivan V. Bajic , Shohreh Kasaei

Although 3D point cloud classification has recently been widely deployed in different application scenarios, it is still very vulnerable to adversarial attacks. This increases the importance of robust training of 3D models in the face of…

Computer Vision and Pattern Recognition · Computer Science 2022-08-25 Hanieh Naderi , Kimia Noorbakhsh , Arian Etemadi , Shohreh Kasaei

Point cloud completion, as the upstream procedure of 3D recognition and segmentation, has become an essential part of many tasks such as navigation and scene understanding. While various point cloud completion models have demonstrated their…

Computer Vision and Pattern Recognition · Computer Science 2022-12-02 Shengshan Hu , Junwei Zhang , Wei Liu , Junhui Hou , Minghui Li , Leo Yu Zhang , Hai Jin , Lichao Sun

Deep neural networks are known to be vulnerable to adversarial perturbations, which are small and carefully crafted inputs that lead to incorrect predictions. In this paper, we propose DeepDefense, a novel defense framework that applies…

Machine Learning · Computer Science 2025-11-19 Ci Lin , Tet Yeap , Iluju Kiringa , Biwei Zhang

3D point cloud classification is a fundamental task in safety-critical applications such as autonomous driving, robotics, and augmented reality. However, recent studies reveal that point cloud classifiers are vulnerable to structured…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Liang Zhou , Qiming Wang , Tianze Chen

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

Deep neural networks have made tremendous progress in 3D point-cloud recognition. Recent works have shown that these 3D recognition networks are also vulnerable to adversarial samples produced from various attack methods, including…

Computer Vision and Pattern Recognition · Computer Science 2020-11-03 Hang Zhou , Dongdong Chen , Jing Liao , Weiming Zhang , Kejiang Chen , Xiaoyi Dong , Kunlin Liu , Gang Hua , Nenghai Yu

3D Point cloud is becoming a critical data representation in many real-world applications like autonomous driving, robotics, and medical imaging. Although the success of deep learning further accelerates the adoption of 3D point clouds in…

Computer Vision and Pattern Recognition · Computer Science 2022-08-23 Jiachen Sun , Weili Nie , Zhiding Yu , Z. Morley Mao , Chaowei Xiao

With the maturity of depth sensors in various 3D safety-critical applications, 3D point cloud models have been shown to be vulnerable to adversarial attacks. Almost all existing 3D attackers simply follow the white-box or black-box setting…

Computer Vision and Pattern Recognition · Computer Science 2026-05-20 Daizong Liu , Yunbo Tao , Junhao Dong , Keke Tang , Pan Zhou , Wei Hu , Yew-Soon Ong

Deep learning is increasingly being used to perform machine vision tasks such as classification, object detection, and segmentation on 3D point cloud data. However, deep learning inference is computationally expensive. The limited…

Image and Video Processing · Electrical Eng. & Systems 2023-08-14 Mateen Ulhaq , Ivan V. Bajić

Deep neural networks for 3D point cloud understanding have achieved remarkable success in object classification and recognition, yet recent work shows that these models remain highly vulnerable to adversarial perturbations. Existing 3D…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Gayathry Chandramana Krishnan Nampoothiry , Raghuram Venkatapuram , Anirban Ghosh , Ayan Dutta

Deep neural networks (DNNs) have demonstrated remarkable performance in analyzing 3D point cloud data. However, their vulnerability to adversarial attacks-such as point dropping, shifting, and adding-poses a critical challenge to the…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Nima Jamali , Matina Mahdizadeh Sani , Hanieh Naderi , Shohreh Kasaei

Three dimensional (3D) object recognition is becoming a key desired capability for many computer vision systems such as autonomous vehicles, service robots and surveillance drones to operate more effectively in unstructured environments.…

Computer Vision and Pattern Recognition · Computer Science 2021-08-25 Chenxi Xiao , Juan Wachs

3D point clouds play pivotal roles in various safety-critical applications, such as autonomous driving, which desires the underlying deep neural networks to be robust to adversarial perturbations. Though a few defenses against adversarial…

Machine Learning · Computer Science 2021-04-08 Jiachen Sun , Karl Koenig , Yulong Cao , Qi Alfred Chen , Z. Morley Mao

Deep neural networks have recently achieved notable progress in 3D point cloud recognition, yet their vulnerability to adversarial perturbations poses critical security challenges in practical deployments. Conventional defense mechanisms…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Yuanmin Huang , Wenxuan Li , Mi Zhang , Xiaohan Zhang , Xiaoyu You , Min Yang

3D deep learning has been increasingly more popular for a variety of tasks including many safety-critical applications. However, recently several works raise the security issues of 3D deep models. Although most of them consider adversarial…

Machine Learning · Computer Science 2025-05-09 Xinke Li , Zhirui Chen , Yue Zhao , Zekun Tong , Yabang Zhao , Andrew Lim , Joey Tianyi Zhou

The increasing adoption of 3D point cloud data in various applications, such as autonomous vehicles, robotics, and virtual reality, has brought about significant advancements in object recognition and scene understanding. However, this…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Wenhao Lan , Yijun Yang , Haihua Shen , Shan Li

Adversarial perturbations can be added to images to protect their content from unwanted inferences. These perturbations may, however, be ineffective against classifiers that were not {seen} during the generation of the perturbation, or…

Computer Vision and Pattern Recognition · Computer Science 2020-10-01 Ricardo Sanchez-Matilla , Chau Yi Li , Ali Shahin Shamsabadi , Riccardo Mazzon , Andrea Cavallaro

With the proposition of neural networks for point clouds, deep learning has started to shine in the field of 3D object recognition while researchers have shown an increased interest to investigate the reliability of point cloud networks by…

Computer Vision and Pattern Recognition · Computer Science 2022-03-24 Hanxiao Tan , Helena Kotthaus