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Deep learning has attracted broad interest in healthcare and medical communities. However, there has been little research into the privacy issues created by deep networks trained for medical applications. Recently developed inference attack…

机器学习 · 计算机科学 2020-11-03 Maoqiang Wu , Xinyue Zhang , Jiahao Ding , Hien Nguyen , Rong Yu , Miao Pan , Stephen T. Wong

It is necessary to improve the performance of some special classes or to particularly protect them from attacks in adversarial learning. This paper proposes a framework combining cost-sensitive classification and adversarial learning…

机器学习 · 计算机科学 2022-06-24 Haojing Shen , Sihong Chen , Ran Wang , Xizhao Wang

Machine learning researchers have long noticed the phenomenon that the model training process will be more effective and efficient when the training samples are densely sampled around the underlying decision boundary. While this observation…

机器学习 · 计算机科学 2021-09-24 Honggang Yu , Shihfeng Zeng , Teng Zhang , Ing-Chao Lin , Yier Jin

Commonly used objective functions (losses) for a supervised optimization of discriminative neural network classifiers were either distribution-based or metric-based. The distribution-based losses could compromise the generalization or cause…

机器学习 · 计算机科学 2023-06-06 Faezeh Fallah

Recently, recommender systems have achieved promising performances and become one of the most widely used web applications. However, recommender systems are often trained on highly sensitive user data, thus potential data leakage from…

密码学与安全 · 计算机科学 2021-09-17 Minxing Zhang , Zhaochun Ren , Zihan Wang , Pengjie Ren , Zhumin Chen , Pengfei Hu , Yang Zhang

Background: Most of the existing machine learning models for security tasks, such as spam detection, malware detection, or network intrusion detection, are built on supervised machine learning algorithms. In such a paradigm, models need a…

密码学与安全 · 计算机科学 2022-05-03 Rui Shu , Tianpei Xia , Huy Tu , Laurie Williams , Tim Menzies

Deep neural networks often degrade significantly when training data suffer from class imbalance problems. Existing approaches, e.g., re-sampling and re-weighting, commonly address this issue by rearranging the label distribution of training…

计算机视觉与模式识别 · 计算机科学 2020-08-11 Renzhen Wang , Kaiqin Hu , Yanwen Zhu , Jun Shu , Qian Zhao , Deyu Meng

Recent studies have shown that deep neural networks (DNNs) are vulnerable to backdoor attacks, where a designed trigger is injected into the dataset, causing erroneous predictions when activated. In this paper, we propose a novel defense…

机器学习 · 计算机科学 2025-08-08 Wenjie Huo , Katinka Wolter

Privacy attacks on Machine Learning (ML) models often focus on inferring the existence of particular data points in the training data. However, what the adversary really wants to know is if a particular individual's (subject's) data was…

机器学习 · 计算机科学 2023-06-05 Anshuman Suri , Pallika Kanani , Virendra J. Marathe , Daniel W. Peterson

Training and evaluation of fair classifiers is a challenging problem. This is partly due to the fact that most fairness metrics of interest depend on both the sensitive attribute information and label information of the data points. In many…

机器学习 · 计算机科学 2021-02-18 Pranjal Awasthi , Alex Beutel , Matthaeus Kleindessner , Jamie Morgenstern , Xuezhi Wang

Federated Learning is a machine learning setting that reduces direct data exposure, improving the privacy guarantees of machine learning models. Yet, the exchange of model updates between the participants and the aggregator can still leak…

机器学习 · 计算机科学 2025-12-18 Pablo Montaña-Fernández , Ines Ortega-Fernandez

The use of machine learning (ML) has become increasingly prevalent in various domains, highlighting the importance of understanding and ensuring its safety. One pressing concern is the vulnerability of ML applications to model stealing…

机器学习 · 计算机科学 2026-04-07 Ganghua Wang , Yuhong Yang , Jie Ding

Machine Learning (ML) has made unprecedented progress in the past several decades. However, due to the memorability of the training data, ML is susceptible to various attacks, especially Membership Inference Attacks (MIAs), the objective of…

机器学习 · 计算机科学 2022-05-16 Shuhao Li , Yajie Wang , Yuanzhang Li , Yu-an Tan

Machine learning models can leak information regarding the dataset they have trained. In this paper, we present the first membership inference attack against black-boxed object detection models that determines whether the given data records…

计算机视觉与模式识别 · 计算机科学 2020-01-29 Yeachan Park , Myungjoo Kang

Attributes act as intermediate representations that enable parameter sharing between classes, a must when training data is scarce. We propose to view attribute-based image classification as a label-embedding problem: each class is embedded…

计算机视觉与模式识别 · 计算机科学 2016-10-05 Zeynep Akata , Florent Perronnin , Zaid Harchaoui , Cordelia Schmid

Membership inference attacks seek to infer membership of individual training instances of a model to which an adversary has black-box access through a machine learning-as-a-service API. In providing an in-depth characterization of…

密码学与安全 · 计算机科学 2019-02-04 Stacey Truex , Ling Liu , Mehmet Emre Gursoy , Lei Yu , Wenqi Wei

Meta-learning involves multiple learners, each dedicated to specific tasks, collaborating in a data-constrained setting. In current meta-learning methods, task learners locally learn models from sensitive data, termed support sets. These…

机器学习 · 计算机科学 2024-06-05 Mina Rafiei , Mohammadmahdi Maheri , Hamid R. Rabiee

This paper strives to address image classifier bias, with a focus on both feature and label embedding spaces. Previous works have shown that spurious correlations from protected attributes, such as age, gender, or skin tone, can cause…

计算机视觉与模式识别 · 计算机科学 2021-10-28 William Thong , Cees G. M. Snoek

Deep learning methodologies have been employed in several different fields, with an outstanding success in image recognition applications, such as material quality control, medical imaging, autonomous driving, etc. Deep learning models rely…

计算机视觉与模式识别 · 计算机科学 2022-03-11 Saul Calderon-Ramirez , Shengxiang Yang , David Elizondo

Label distribution learning (LDL) is an effective method to predict the relative label description degree (a.k.a. label distribution) of a sample. However, the label distribution is not a complete representation of an instance because it…

机器学习 · 计算机科学 2025-05-29 Jiawei Tang , Yuheng Jia