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Two widely used techniques for training supervised machine learning models on small datasets are Active Learning and Transfer Learning. The former helps to optimally use a limited budget to label new data. The latter uses large pre-trained…

机器学习 · 计算机科学 2021-01-28 Nicolas M. Müller , Konstantin Böttinger

Backdoor attack has been considered as a serious security threat to deep neural networks (DNNs). Poisoned sample detection (PSD) that aims at filtering out poisoned samples from an untrustworthy training dataset has shown very promising…

计算机视觉与模式识别 · 计算机科学 2024-11-19 Mingda Zhang , Mingli Zhu , Zihao Zhu , Baoyuan Wu

In adversarial machine learning, new defenses against attacks on deep learning systems are routinely broken soon after their release by more powerful attacks. In this context, forensic tools can offer a valuable complement to existing…

密码学与安全 · 计算机科学 2022-06-17 Shawn Shan , Arjun Nitin Bhagoji , Haitao Zheng , Ben Y. Zhao

Robustness to malicious attacks is crucial for practical decentralized signal processing and machine learning systems. A typical example of such attacks is label poisoning, meaning that some agents possess corrupted local labels and share…

机器学习 · 计算机科学 2026-01-07 Jie Peng , Weiyu Li , Stefan Vlaski , Qing Ling

Poisoning attacks can disproportionately influence model behaviour by making small changes to the training corpus. While defences against specific poisoning attacks do exist, they in general do not provide any guarantees, leaving them…

机器学习 · 计算机科学 2024-03-19 Shijie Liu , Andrew C. Cullen , Paul Montague , Sarah M. Erfani , Benjamin I. P. Rubinstein

As one kind of distributed machine learning technique, federated learning enables multiple clients to build a model across decentralized data collaboratively without explicitly aggregating the data. Due to its ability to break data silos,…

密码学与安全 · 计算机科学 2023-06-07 Junchuan Lianga , Rong Wang , Chaosheng Feng , Chin-Chen Chang

Data poisoning is an attack on machine learning models wherein the attacker adds examples to the training set to manipulate the behavior of the model at test time. This paper explores poisoning attacks on neural nets. The proposed attacks…

In the software engineering community, deep learning (DL) has recently been applied to many source code processing tasks. Due to the poor interpretability of DL models, their security vulnerabilities require scrutiny. Recently, researchers…

软件工程 · 计算机科学 2022-11-01 Jia Li , Zhuo Li , Huangzhao Zhang , Ge Li , Zhi Jin , Xing Hu , Xin Xia

The impact of inference-time data perturbation (e.g., adversarial attacks) has been extensively studied in machine learning, leading to well-established certification techniques for adversarial robustness. In contrast, certifying models…

机器学习 · 计算机科学 2025-11-13 Philip Sosnin , Matthew Wicker , Josh Collyer , Calvin Tsay

Indiscriminate data poisoning attacks aim to decrease a model's test accuracy by injecting a small amount of corrupted training data. Despite significant interest, existing attacks remain relatively ineffective against modern machine…

机器学习 · 计算机科学 2023-06-07 Yiwei Lu , Gautam Kamath , Yaoliang Yu

It is well-known that deep learning models are vulnerable to small input perturbations. Such perturbed instances are called adversarial examples. Adversarial examples are commonly crafted to fool a model either at training time (poisoning)…

机器学习 · 计算机科学 2023-12-12 Ege Erdogan , Simon Geisler , Stephan Günnemann

Model poisoning attacks greatly jeopardize the application of federated learning (FL). The effectiveness of existing defenses is susceptible to the latest model poisoning attacks, leading to a decrease in prediction accuracy. Besides, these…

密码学与安全 · 计算机科学 2023-10-10 Haonan Yan , Wenjing Zhang , Qian Chen , Xiaoguang Li , Wenhai Sun , Hui Li , Xiaodong Lin

Fair machine learning seeks to mitigate model prediction bias against certain demographic subgroups such as elder and female. Recently, fair representation learning (FRL) trained by deep neural networks has demonstrated superior…

机器学习 · 计算机科学 2024-03-06 Tianci Liu , Haoyu Wang , Feijie Wu , Hengtong Zhang , Pan Li , Lu Su , Jing Gao

As machine learning models become increasingly complex, concerns about their robustness and trustworthiness have become more pressing. A critical vulnerability of these models is data poisoning attacks, where adversaries deliberately alter…

机器学习 · 计算机科学 2024-10-14 Isha Gupta , Hidde Lycklama , Emanuel Opel , Evan Rose , Anwar Hithnawi

Federated sequential recommendation distributes model training across user devices so that behavioural data remains local, reducing privacy risks. Yet, this setting introduces two intertwined difficulties. On the one hand, individual…

信息检索 · 计算机科学 2026-03-02 Minh Hieu Nguyen

With the growing adoption of AI and machine learning systems in real-world applications, ensuring their fairness has become increasingly critical. The majority of the work in algorithmic fairness focus on assessing and improving the…

机器学习 · 计算机科学 2025-11-12 Eunice Chan , Hanghang Tong

Data poisoning -- the process by which an attacker takes control of a model by making imperceptible changes to a subset of the training data -- is an emerging threat in the context of neural networks. Existing attacks for data poisoning…

机器学习 · 计算机科学 2021-02-23 W. Ronny Huang , Jonas Geiping , Liam Fowl , Gavin Taylor , Tom Goldstein

The widespread adoption of deep learning across various industries has introduced substantial challenges, particularly in terms of model explainability and security. The inherent complexity of deep learning models, while contributing to…

密码学与安全 · 计算机科学 2025-01-08 Kealan Dunnett , Reza Arablouei , Dimity Miller , Volkan Dedeoglu , Raja Jurdak

Machine learning techniques have been widely applied to various applications. However, they are potentially vulnerable to data poisoning attacks, where sophisticated attackers can disrupt the learning procedure by injecting a fraction of…

密码学与安全 · 计算机科学 2021-05-11 Jian Chen , Xuxin Zhang , Rui Zhang , Chen Wang , Ling Liu

Without direct access to the client's data, federated learning (FL) is well-known for its unique strength in data privacy protection among existing distributed machine learning techniques. However, its distributive and iterative nature…

机器学习 · 计算机科学 2026-04-14 Hanxi Guo , Hao Wang , Tao Song , Tianhang Zheng , Yang Hua , Haibing Guan , Xiangyu Zhang