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相关论文: Language Guided Adversarial Purification

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We study how to generate captions that are not only accurate in describing an image but also discriminative across different images. The problem is both fundamental and interesting, as most machine-generated captions, despite phenomenal…

计算机视觉与模式识别 · 计算机科学 2019-03-12 Dianqi Li , Qiuyuan Huang , Xiaodong He , Lei Zhang , Ming-Ting Sun

Recently, some research show that deep neural networks are vulnerable to the adversarial attacks, the well-trainned samples or patches could be used to trick the neural network detector or human visual perception. However, these adversarial…

计算机视觉与模式识别 · 计算机科学 2023-12-29 Xianyi Chen , Fazhan Liu , Dong Jiang , Kai Yan

Multimodal Large Language Models (MLLMs) have achieved remarkable success in tasks such as image captioning, visual question answering, and cross-modal reasoning by integrating visual and textual modalities. However, their multimodal nature…

计算机视觉与模式识别 · 计算机科学 2025-10-14 Fengling Zhu , Boshi Liu , Jingyu Hua , Sheng Zhong

Automatically generating coherent and semantically meaningful text has many applications in machine translation, dialogue systems, image captioning, etc. Recently, by combining with policy gradient, Generative Adversarial Nets (GAN) that…

计算与语言 · 计算机科学 2017-12-11 Jiaxian Guo , Sidi Lu , Han Cai , Weinan Zhang , Yong Yu , Jun Wang

We present an approach for generating clarification questions with the goal of eliciting new information that would make the given textual context more complete. We propose that modeling hypothetical answers (to clarification questions) as…

计算与语言 · 计算机科学 2019-04-05 Sudha Rao , Hal Daumé

Recently, generative adversarial networks (GAN) have gathered a lot of interest. Their efficiency in generating unseen samples of high quality, especially images, has improved over the years. In the field of Natural Language Generation…

计算与语言 · 计算机科学 2019-11-01 Jean-Benoit Delbrouck , Bastien Vanderplaetse , Stéphane Dupont

The improvement of language model robustness, including successful defense against adversarial attacks, remains an open problem. In computer vision settings, the stochastic noising and de-noising process provided by diffusion models has…

机器学习 · 计算机科学 2024-06-21 Harrison Gietz , Jugal Kalita

Adversarial attacks on image classification systems have always been an important problem in the field of machine learning, and generative adversarial networks (GANs), as popular models in the field of image generation, have been widely…

计算机视觉与模式识别 · 计算机科学 2024-12-25 Yahe 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

As a new approach to train generative models, \emph{generative adversarial networks} (GANs) have achieved considerable success in image generation. This framework has also recently been applied to data with graph structures. We propose…

机器学习 · 计算机科学 2021-02-26 Shuangfei Fan , Bert Huang

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.…

机器学习 · 计算机科学 2023-10-31 Boya Zhang , Weijian Luo , Zhihua Zhang

Deep neural networks have been demonstrated to be vulnerable to adversarial attacks, where small perturbations intentionally added to the original inputs can fool the classifier. In this paper, we propose a defense method, Featurized…

机器学习 · 计算机科学 2018-10-02 Ruying Bao , Sihang Liang , Qingcan Wang

While most image captioning aims to generate objective descriptions of images, the last few years have seen work on generating visually grounded image captions which have a specific style (e.g., incorporating positive or negative…

计算机视觉与模式识别 · 计算机科学 2019-08-09 Omid Mohamad Nezami , Mark Dras , Stephen Wan , Cecile Paris , Len Hamey

Neural Image Classifiers are effective but inherently hard to interpret and susceptible to adversarial attacks. Solutions to both problems exist, among others, in the form of counterfactual examples generation to enhance explainability or…

计算机视觉与模式识别 · 计算机科学 2023-10-03 Rafael Bischof , Florian Scheidegger , Michael A. Kraus , A. Cristiano I. Malossi

Recently, deep neural networks have significant progress and successful application in various fields, but they are found vulnerable to attack instances, e.g., adversarial examples. State-of-art attack methods can generate attack images by…

机器学习 · 计算机科学 2019-03-19 Ping Yu , Kaitao Song , Jianfeng Lu

Deep Learning models are highly susceptible to adversarial manipulations that can lead to catastrophic consequences. One of the most effective methods to defend against such disturbances is adversarial training but at the cost of…

计算机视觉与模式识别 · 计算机科学 2021-04-08 Samuel Henrique Silva , Arun Das , Ian Scarff , Peyman Najafirad

Adversarial attack is aimed at fooling the target classifier with imperceptible perturbation. Adversarial examples, which are carefully crafted with a malicious purpose, can lead to erroneous predictions, resulting in catastrophic…

机器学习 · 计算机科学 2021-11-19 Mingu Kang , Trung Quang Tran , Seungju Cho , Daeyoung Kim

Generative adversarial networks (GANs) have great successes on synthesizing data. However, the existing GANs restrict the discriminator to be a binary classifier, and thus limit their learning capacity for tasks that need to synthesize…

计算与语言 · 计算机科学 2018-04-17 Kevin Lin , Dianqi Li , Xiaodong He , Zhengyou Zhang , Ming-Ting Sun

Unrestricted adversarial attacks present a serious threat to deep learning models and adversarial defense techniques. They pose severe security problems for deep learning applications because they can effectively bypass defense mechanisms.…

机器学习 · 计算机科学 2024-07-16 Xuelong Dai , Kaisheng Liang , Bin Xiao

This paper addresses the problem of manipulating images using natural language description. Our task aims to semantically modify visual attributes of an object in an image according to the text describing the new visual appearance. Although…

计算机视觉与模式识别 · 计算机科学 2018-11-29 Seonghyeon Nam , Yunji Kim , Seon Joo Kim