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Face recognition technology has been widely used in daily interactive applications such as checking-in and mobile payment due to its convenience and high accuracy. However, its vulnerability to presentation attacks (PAs) limits its reliable…

计算机视觉与模式识别 · 计算机科学 2022-12-08 Zitong Yu , Chenxu Zhao , Zhen Lei

Objective visual quality assessment of 3D models is a fundamental issue in computer graphics. Quality assessment metrics may allow a wide range of processes to be guided and evaluated, such as level of detail creation, compression,…

计算机视觉与模式识别 · 计算机科学 2021-02-09 Jinjiang Guo , Vincent Vidal , Irene Cheng , Anup Basu , Atilla Baskurt , Guillaume Lavoue

Adversarial face examples possess two critical properties: Visual Quality and Transferability. However, existing approaches rarely address these properties simultaneously, leading to subpar results. To address this issue, we propose a novel…

计算机视觉与模式识别 · 计算机科学 2024-03-20 Fengfan Zhou , Hefei Ling , Yuxuan Shi , Jiazhong Chen , Ping Li

The physical attack has been regarded as a kind of threat against real-world computer vision systems. Still, many existing defense methods are only useful for small perturbations attacks and can't detect physical attacks effectively. In…

计算机视觉与模式识别 · 计算机科学 2023-04-18 JiaHao Xie , Ye Luo , Jianwei Lu

We propose a novel end-to-end semi-supervised adversarial framework to generate photorealistic face images of new identities with wide ranges of expressions, poses, and illuminations conditioned by a 3D morphable model. Previous adversarial…

计算机视觉与模式识别 · 计算机科学 2020-09-09 Baris Gecer , Binod Bhattarai , Josef Kittler , Tae-Kyun Kim

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…

计算机视觉与模式识别 · 计算机科学 2021-08-19 Xiaosen Wang , Xuanran He , Jingdong Wang , Kun He

The literature on adversarial attacks in computer vision typically focuses on pixel-level perturbations. These tend to be very difficult to interpret. Recent work that manipulates the latent representations of image generators to create…

机器学习 · 计算机科学 2023-09-12 Stephen Casper , Max Nadeau , Dylan Hadfield-Menell , Gabriel Kreiman

The advent of convenient and efficient fully unmanned stores equipped with artificial intelligence-based automated checkout systems marks a new era in retail. However, these systems have inherent artificial intelligence security…

密码学与安全 · 计算机科学 2025-05-15 Hyunsik Na , Wonho Lee , Seungdeok Roh , Sohee Park , Daeseon Choi

Transferable adversarial attack is always in the spotlight since deep learning models have been demonstrated to be vulnerable to adversarial samples. However, existing physical attack methods do not pay enough attention on transferability…

计算机视觉与模式识别 · 计算机科学 2022-05-20 Yu Zhang , Zhiqiang Gong , Yichuang Zhang , YongQian Li , Kangcheng Bin , Jiahao Qi , Wei Xue , Ping Zhong

Deep learning based image recognition systems have been widely deployed on mobile devices in today's world. In recent studies, however, deep learning models are shown vulnerable to adversarial examples. One variant of adversarial examples,…

计算机视觉与模式识别 · 计算机科学 2021-11-23 Tao Bai , Jinqi Luo , Jun Zhao

Adversarial patch is an important form of real-world adversarial attack that brings serious risks to the robustness of deep neural networks. Previous methods generate adversarial patches by either optimizing their perturbation values while…

计算机视觉与模式识别 · 计算机科学 2022-12-27 Xingxing Wei , Ying Guo , Jie Yu , Bo Zhang

Recently, generative adversarial networks (GANs) can generate photo-realistic fake facial images which are perceptually indistinguishable from real face photos, promoting research on fake face detection. Though fake face forensics can…

计算机视觉与模式识别 · 计算机科学 2020-11-02 Yongwei Wang , Xin Ding , Li Ding , Rabab Ward , Z. Jane Wang

We present a new method for performing Boolean operations on volumes represented as triangle meshes. In contrast to existing methods which treat meshes as 3D polyhedra and try to partition the faces at their exact intersection curves, we…

图形学 · 计算机科学 2016-05-09 Ryan Schmidt , Tyson Brochu

Adversarial attacks on Face Recognition (FR) systems have demonstrated significant effectiveness against standalone FR models. However, their practicality diminishes in complete FR systems that incorporate Face Anti-Spoofing (FAS) models,…

计算机视觉与模式识别 · 计算机科学 2025-05-20 Fengfan Zhou , Qianyu Zhou , Hefei Ling , Xuequan Lu

Deep learning has successfully solved a wide range of tasks in 2D vision as a dominant AI technique. Recently, deep learning on 3D point clouds is becoming increasingly popular for addressing various tasks in this field. Despite remarkable…

计算机视觉与模式识别 · 计算机科学 2023-12-04 Hanieh Naderi , Ivan V. Bajić

Adversarial attack methods based on point manipulation for 3D point cloud classification have revealed the fragility of 3D models, yet the adversarial examples they produce are easily perceived or defended against. The trade-off between the…

计算机视觉与模式识别 · 计算机科学 2024-03-11 Tianrui Lou , Xiaojun Jia , Jindong Gu , Li Liu , Siyuan Liang , Bangyan He , Xiaochun Cao

The use of deep learning for human identification and object detection is becoming ever more prevalent in the surveillance industry. These systems have been trained to identify human body's or faces with a high degree of accuracy. However,…

计算机视觉与模式识别 · 计算机科学 2020-11-26 Morgan Frearson , Kien Nguyen

Malicious use of deepfakes leads to serious public concerns and reduces people's trust in digital media. Although effective deepfake detectors have been proposed, they are substantially vulnerable to adversarial attacks. To evaluate the…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Weijie Wang , Zhengyu Zhao , Nicu Sebe , Bruno Lepri

Deep-learning-based identity management systems, such as face authentication systems, are vulnerable to adversarial attacks. However, existing attacks are typically designed for single-task purposes, which means they are tailored to exploit…

计算机视觉与模式识别 · 计算机科学 2024-08-22 Hanrui Wang , Shuo Wang , Cunjian Chen , Massimo Tistarelli , Zhe Jin

This paper proposes an approach to learn generic multi-modal mesh surface representations using a novel scheme for fusing texture and geometric data. Our approach defines an inverse mapping between different geometric descriptors computed…

计算机视觉与模式识别 · 计算机科学 2019-04-10 Bilal Taha , Munawar Hayat , Stefano Berretti , Naoufel Werghi