English
Related papers

Related papers: Toward Availability Attacks in 3D Point Clouds

200 papers

Security is one of the most relevant concerns in cloud computing. With the evolution of cyber-security threats, developing innovative techniques to thwart attacks is of utmost importance. One recent method to improve cloud computing…

Cryptography and Security · Computer Science 2019-09-05 Matheus Torquato , Marco Vieira

\textit{Federated learning} (FL) is a nascent distributed learning paradigm to train a shared global model without violating users' privacy. FL has been shown to be vulnerable to various Byzantine attacks, where malicious participants could…

Cryptography and Security · Computer Science 2023-08-08 Wei Wan , Shengshan Hu , Minghui Li , Jianrong Lu , Longling Zhang , Leo Yu Zhang , Hai Jin

This work aims to provide both privacy and utility within a split learning framework while considering both forward attribute inference and backward reconstruction attacks. To address this, a novel approach has been proposed, which makes…

Cryptography and Security · Computer Science 2025-03-03 Griffin Higgins , Roozbeh Razavi-Far , Xichen Zhang , Amir David , Ali Ghorbani , Tongyu Ge

Although extensive research has been conducted on 3D point cloud segmentation, effectively adapting generic models to novel categories remains a formidable challenge. This paper proposes a novel approach to improve point cloud few-shot…

Computer Vision and Pattern Recognition · Computer Science 2023-08-09 Zhenhua Ning , Zhuotao Tian , Guangming Lu , Wenjie Pei

Many 3D vision systems localize cameras within a scene using 3D point clouds. Such point clouds are often obtained using structure from motion (SfM), after which the images are discarded to preserve privacy. In this paper, we show, for the…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Francesco Pittaluga , Sanjeev J. Koppal , Sing Bing Kang , Sudipta N. Sinha

In this paper, we compare several event classification architectures defined on the point cloud representation of collider events. These approaches, which are based on the frameworks of deep sets and edge convolutions, circumvent many of…

High Energy Physics - Phenomenology · Physics 2023-07-19 Peter Onyisi , Delon Shen , Jesse Thaler

Contemporary deep neural networks offer state-of-the-art results when applied to visual reasoning, e.g., in the context of 3D point cloud data. Point clouds are important datatype for precise modeling of three-dimensional environments, but…

Machine Learning · Computer Science 2022-05-23 Maciej Zamorski , Michał Stypułkowski , Konrad Karanowski , Tomasz Trzciński , Maciej Zięba

Federated recommendation (FedRec) can train personalized recommenders without collecting user data, but the decentralized nature makes it susceptible to poisoning attacks. Most previous studies focus on the targeted attack to promote…

Information Retrieval · Computer Science 2022-12-13 Yang Yu , Qi Liu , Likang Wu , Runlong Yu , Sanshi Lei Yu , Zaixi Zhang

Model poisoning attacks are critical security threats to Federated Learning (FL). Existing model poisoning attacks suffer from two key limitations: 1) they achieve suboptimal effectiveness when defenses are deployed, and/or 2) they require…

Cryptography and Security · Computer Science 2025-08-14 Yueqi Xie , Minghong Fang , Neil Zhenqiang Gong

Deep learning and federated learning (FL) are becoming powerful partners for next-generation weather forecasting. Deep learning enables high-resolution spatiotemporal forecasts that can surpass traditional numerical models, while FL allows…

Machine Learning · Computer Science 2025-12-17 Karina Chichifoi , Fabio Merizzi , Michele Colajanni

Coordinate update/descent algorithms are widely used in large-scale optimization due to their low per-iteration cost and scalability, but their behavior on infeasible or misspecified problems has not been much studied compared to the…

Optimization and Control · Mathematics 2024-10-14 Jinhee Paeng , Jisun Park , Ernest K. Ryu

Self-supervised methods have been proven effective for learning deep representations of 3D point cloud data. Although recent methods in this domain often rely on random masking of inputs, the results of this approach can be improved. We…

Computer Vision and Pattern Recognition · Computer Science 2023-07-12 Michał Szachniewicz , Wojciech Kozłowski , Michał Stypułkowski , Maciej Zięba

The significant advancements in embodied vision navigation have raised concerns about its susceptibility to adversarial attacks exploiting deep neural networks. Investigating the adversarial robustness of embodied vision navigation is…

Computer Vision and Pattern Recognition · Computer Science 2025-08-18 Meng Chen , Jiawei Tu , Chao Qi , Yonghao Dang , Feng Zhou , Wei Wei , Jianqin Yin

Learning to generate 3D point clouds without 3D supervision is an important but challenging problem. Current solutions leverage various differentiable renderers to project the generated 3D point clouds onto a 2D image plane, and train deep…

Computer Vision and Pattern Recognition · Computer Science 2021-08-10 Chen Chao , Zhizhong Han , Yu-Shen Liu , Matthias Zwicker

The process of segmenting point cloud data into several homogeneous areas with points in the same region having the same attributes is known as 3D segmentation. Segmentation is challenging with point cloud data due to substantial…

Computer Vision and Pattern Recognition · Computer Science 2025-04-24 Siddiqui Muhammad Yasir , Hyunsik Ahn

This paper revisits few-shot 3D point cloud semantic segmentation (FS-PCS), with a focus on two significant issues in the state-of-the-art: foreground leakage and sparse point distribution. The former arises from non-uniform point sampling,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-04 Zhaochong An , Guolei Sun , Yun Liu , Fayao Liu , Zongwei Wu , Dan Wang , Luc Van Gool , Serge Belongie

With the maturity of depth sensors, point clouds have received increasing attention in various applications such as autonomous driving, robotics, surveillance, etc., while deep point cloud learning models have shown to be vulnerable to…

Computer Vision and Pattern Recognition · Computer Science 2022-12-27 Qianjiang Hu , Daizong Liu , Wei Hu

Extracting high-level structural information from 3D point clouds is challenging but essential for tasks like urban planning or autonomous driving requiring an advanced understanding of the scene at hand. Existing approaches are still not…

Computer Vision and Pattern Recognition · Computer Science 2022-10-25 Lukas Bode , Michael Weinmann , Reinhard Klein

Point cloud anomaly detection under the anomaly-free setting poses significant challenges as it requires accurately capturing the features of 3D normal data to identify deviations indicative of anomalies. Current efforts focus on devising…

Computer Vision and Pattern Recognition · Computer Science 2024-12-18 Jianan Ye , Weiguang Zhao , Xi Yang , Guangliang Cheng , Kaizhu Huang

With the growth of 3D sensing technology, deep learning system for 3D point clouds has become increasingly important, especially in applications like autonomous vehicles where safety is a primary concern. However, there are also growing…

Computer Vision and Pattern Recognition · Computer Science 2024-01-03 Xinke Li , Junchi Lu , Henghui Ding , Changsheng Sun , Joey Tianyi Zhou , Chee Yeow Meng