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While Generative Adversarial Networks (GANs) have recently found applications in image editing, most previous GAN-based image editing methods require largescale datasets with semantic segmentation annotations for training, only provide high…

计算机视觉与模式识别 · 计算机科学 2023-05-17 Yuhan Cao , Haoran Jiang , Zhenghong Yu , Qi Li , Xuyang Li

Natural images are virtually surrounded by low-density misclassified regions that can be efficiently discovered by gradient-guided search --- enabling the generation of adversarial images. While many techniques for detecting these attacks…

机器学习 · 计算机科学 2019-12-05 Tao Yu , Shengyuan Hu , Chuan Guo , Wei-Lun Chao , Kilian Q. Weinberger

Almost all adversarial attacks are formulated to add an imperceptible perturbation to an image in order to fool a model. Here, we consider the opposite which is adversarial examples that can fool a human but not a model. A large enough and…

计算机视觉与模式识别 · 计算机科学 2022-08-26 Ali Borji

Deep neural network (DNN) models have proven to be vulnerable to adversarial digital and physical attacks. In this paper, we propose a novel attack- and dataset-agnostic and real-time detector for both types of adversarial inputs to…

计算机视觉与模式识别 · 计算机科学 2022-04-25 Yiannis Kantaros , Taylor Carpenter , Kaustubh Sridhar , Yahan Yang , Insup Lee , James Weimer

Adversarial learning has emerged as one of the successful techniques to circumvent the susceptibility of existing methods against adversarial perturbations. However, the majority of existing defense methods are tailored to defend against a…

机器学习 · 计算机科学 2021-06-28 Divyam Madaan , Jinwoo Shin , Sung Ju Hwang

Despite the remarkable similarities between convolutional neural networks (CNN) and the human brain, CNNs still fall behind humans in many visual tasks, indicating that there still exist considerable differences between the two systems.…

计算机视觉与模式识别 · 计算机科学 2020-07-21 Chi Zhang , Xiaohan Duan , Linyuan Wang , Yongli Li , Bin Yan , Guoen Hu , Ruyuan Zhang , Li Tong

Deep learning has made tremendous advances in computer vision tasks such as image classification. However, recent studies have shown that deep learning models are vulnerable to specifically crafted adversarial inputs that are…

计算机视觉与模式识别 · 计算机科学 2019-12-11 Kirthi Shankar Sivamani

We propose to improve text recognition from a new perspective by separating the text content from complex backgrounds. As vanilla GANs are not sufficiently robust to generate sequence-like characters in natural images, we propose an…

计算机视觉与模式识别 · 计算机科学 2020-12-15 Canjie Luo , Qingxiang Lin , Yuliang Liu , Lianwen Jin , Chunhua Shen

The deep neural network (DNN) models for object detection using camera images are widely adopted in autonomous vehicles. However, DNN models are shown to be susceptible to adversarial image perturbations. In the existing methods of…

机器人学 · 计算机科学 2023-03-17 Hyung-Jin Yoon , Hamidreza Jafarnejadsani , Petros Voulgaris

This paper addresses the challenge of generating adversarial image using a diffusion model to deceive multimodal large language models (MLLMs) into generating the targeted responses, while avoiding significant distortion of the clean image.…

计算机视觉与模式识别 · 计算机科学 2025-08-01 Chengwei Xia , Fan Ma , Ruijie Quan , Kun Zhan , Yi Yang

The strategy of combining diffusion-based generative models with classifiers continues to demonstrate state-of-the-art performance on adversarial robustness benchmarks. Known as adversarial purification, this exploits a diffusion model's…

密码学与安全 · 计算机科学 2026-01-06 David D. Nguyen , The-Anh Ta , Yansong Gao , Alsharif Abuadbba

The notion of adversarial attacks on image classification models based on convolutional neural networks (CNN) is introduced in this work. To classify images, deep learning models called CNNs are frequently used. However, when the networks…

计算机视觉与模式识别 · 计算机科学 2023-12-29 Jaydip Sen , Abhiraj Sen , Ananda Chatterjee

Researchers have shown that the predictions of a convolutional neural network (CNN) for an image set can be severely distorted by one single image-agnostic perturbation, or universal perturbation, usually with an empirically fixed threshold…

计算机视觉与模式识别 · 计算机科学 2020-06-11 Yingpeng Deng , Lina J. Karam

Recently, with the development of deep learning, a number of Just Noticeable Difference (JND) datasets have been built for JND modeling. However, all the existing JND datasets only label the JND points based on the level of compression…

图形学 · 计算机科学 2023-03-09 Yaxuan Liu , Jian Jin , Yuan Xue , Weisi Lin

Deep neural networks (DNNs) are vulnerable to adversarial perturbation, where an imperceptible perturbation is added to the image that can fool the DNNs. Diffusion-based adversarial purification focuses on using the diffusion model to…

计算机视觉与模式识别 · 计算机科学 2023-12-11 Kaiyu Song , Hanjiang Lai

The most striking successes in image retrieval using deep hashing have mostly involved discriminative models, which require labels. In this paper, we use binary generative adversarial networks (BGAN) to embed images to binary codes in an…

计算机视觉与模式识别 · 计算机科学 2017-08-15 Jingkuan Song

Adversarial attacks can readily disrupt the image classification system, revealing the vulnerability of DNN-based recognition tasks. While existing adversarial perturbations are primarily applied to uncompressed images or compressed images…

计算机视觉与模式识别 · 计算机科学 2024-11-08 Yang Sui , Zhuohang Li , Ding Ding , Xiang Pan , Xiaozhong Xu , Shan Liu , Zhenzhong Chen

In this work, we study the robustness of a CNN+RNN based image captioning system being subjected to adversarial noises. We propose to fool an image captioning system to generate some targeted partial captions for an image polluted by…

计算机视觉与模式识别 · 计算机科学 2019-05-13 Yan Xu , Baoyuan Wu , Fumin Shen , Yanbo Fan , Yong Zhang , Heng Tao Shen , Wei Liu

Deep Neural Networks (DNNs) are highly sensitive to imperceptible malicious perturbations, known as adversarial attacks. Following the discovery of this vulnerability in real-world imaging and vision applications, the associated safety…

计算机视觉与模式识别 · 计算机科学 2022-07-19 Tsachi Blau , Roy Ganz , Bahjat Kawar , Alex Bronstein , Michael Elad

We propose a test-time defense mechanism against adversarial attacks: imperceptible image perturbations that significantly alter the predictions of a model. Unlike existing methods that rely on feature filtering or smoothing, which can lead…

计算机视觉与模式识别 · 计算机科学 2025-10-06 Dong Lao , Yuxiang Zhang , Haniyeh Ehsani Oskouie , Yangchao Wu , Alex Wong , Stefano Soatto