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Current neural-network-based classifiers are susceptible to adversarial examples. The most empirically successful approach to defending against such adversarial examples is adversarial training, which incorporates a strong self-attack…

机器学习 · 计算机科学 2020-06-08 Bai Li , Shiqi Wang , Suman Jana , Lawrence Carin

Pre-training is known to generate universal representations for downstream tasks in large-scale deep learning such as large language models. Existing literature, e.g., \cite{kim2020adversarial}, empirically observe that the downstream tasks…

机器学习 · 计算机科学 2024-01-30 Yue Xing , Xiaofeng Lin , Qifan Song , Yi Xu , Belinda Zeng , Guang Cheng

This is Btech thesis report on detection and purification of adverserially attacked images. A deep learning model is trained on certain training examples for various tasks such as classification, regression etc. By training, weights are…

机器学习 · 计算机科学 2022-05-18 Dvij Kalaria

We propose a novel approach to mitigate biases in computer vision models by utilizing counterfactual generation and fine-tuning. While counterfactuals have been used to analyze and address biases in DNN models, the counterfactuals…

计算机视觉与模式识别 · 计算机科学 2024-07-01 Pushkar Shukla , Dhruv Srikanth , Lee Cohen , Matthew Turk

Sensitivity to adversarial noise hinders deployment of machine learning algorithms in security-critical applications. Although many adversarial defenses have been proposed, robustness to adversarial noise remains an open problem. The most…

机器学习 · 计算机科学 2020-08-13 Alex Serban , Erik Poll , Joost Visser

Sequential recommendation models, models that learn from chronological user-item interactions, outperform traditional recommendation models in many settings. Despite the success of sequential recommendation models, their robustness has…

信息检索 · 计算机科学 2024-01-17 Juntao Tan , Shelby Heinecke , Zhiwei Liu , Yongjun Chen , Yongfeng Zhang , Huan Wang

Over the last few years, convolutional neural networks (CNNs) have proved to reach super-human performance in visual recognition tasks. However, CNNs can easily be fooled by adversarial examples, i.e., maliciously-crafted images that force…

计算机视觉与模式识别 · 计算机科学 2021-08-17 Federico Nesti , Alessandro Biondi , Giorgio Buttazzo

Adversarial training has been shown to produce state of the art results for generative image modeling. In this paper we propose an adversarial training approach to train semantic segmentation models. We train a convolutional semantic…

计算机视觉与模式识别 · 计算机科学 2016-11-28 Pauline Luc , Camille Couprie , Soumith Chintala , Jakob Verbeek

Under noisy environments, to achieve the robust performance of speaker recognition is still a challenging task. Motivated by the promising performance of multi-task training in a variety of image processing tasks, we explore the potential…

声音 · 计算机科学 2019-05-14 Jianfeng Zhou , Tao Jiang , Lin Li , Qingyang Hong , Zhe Wang , Bingyin Xia

As deep learning (DL) models are increasingly being integrated into our everyday lives, ensuring their safety by making them robust against adversarial attacks has become increasingly critical. DL models have been found to be susceptible to…

Despite pre-trained language models have proven useful for learning high-quality semantic representations, these models are still vulnerable to simple perturbations. Recent works aimed to improve the robustness of pre-trained models mainly…

计算与语言 · 计算机科学 2021-07-02 Dong Wang , Ning Ding , Piji Li , Hai-Tao Zheng

We propose gradient adversarial training, an auxiliary deep learning framework applicable to different machine learning problems. In gradient adversarial training, we leverage a prior belief that in many contexts, simultaneous gradient…

机器学习 · 计算机科学 2018-06-22 Ayan Sinha , Zhao Chen , Vijay Badrinarayanan , Andrew Rabinovich

This paper introduces a cross adversarial source separation (CASS) framework via autoencoder, a new model that aims at separating an input signal consisting of a mixture of multiple components into individual components defined via…

机器学习 · 计算机科学 2019-05-27 Yong Zheng Ong , Charles K. Chui , Haizhao Yang

Recently, substantial progress has been made in language modeling by using deep neural networks. However, in practice, large scale neural language models have been shown to be prone to overfitting. In this paper, we present a simple yet…

机器学习 · 计算机科学 2019-09-10 Dilin Wang , Chengyue Gong , Qiang Liu

B-decay data from the Belle experiment at the KEKB collider have a substantial background from $e^{+}e^{-}\to q \bar{q}$ events. To suppress this we employ deep neural network algorithms. These provide improved signal from background…

数据分析、统计与概率 · 物理学 2018-11-05 Anton Hawthorne-Gonzalvez , Martin Sevior

Ensemble Adversarial Training (EAT) attempts to enhance the robustness of models against adversarial attacks by leveraging multiple models. However, current EAT strategies tend to train the sub-models independently, ignoring the cooperative…

机器学习 · 计算机科学 2025-09-03 Li Dengjin , Guo Yanming , Xie Yuxiang , Li Zheng , Chen Jiangming , Li Xiaolong , Lao Mingrui

Deep neural networks are widely used in various fields because of their powerful performance. However, recent studies have shown that deep learning models are vulnerable to adversarial attacks, i.e., adding a slight perturbation to the…

机器学习 · 计算机科学 2022-05-17 Youhuan Yang , Lei Sun , Leyu Dai , Song Guo , Xiuqing Mao , Xiaoqin Wang , Bayi Xu

Open-domain neural dialogue models have achieved high performance in response ranking and evaluation tasks. These tasks are formulated as a binary classification of responses given in a dialogue context, and models generally learn to make…

计算与语言 · 计算机科学 2021-06-11 Prakhar Gupta , Yulia Tsvetkov , Jeffrey P. Bigham

Contrastive learning (CL) has recently been applied to adversarial learning tasks. Such practice considers adversarial samples as additional positive views of an instance, and by maximizing their agreements with each other, yields better…

计算机视觉与模式识别 · 计算机科学 2022-07-19 Qiying Yu , Jieming Lou , Xianyuan Zhan , Qizhang Li , Wangmeng Zuo , Yang Liu , Jingjing Liu

Adversarial training was recently shown to be competitive against supervised learning methods on computer vision tasks, however, studies have mainly been confined to generative tasks such as image synthesis. In this paper, we apply…

机器学习 · 统计学 2017-07-25 Jamie Hayes , George Danezis