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Deep Learning models hold state-of-the-art performance in many fields, but their vulnerability to adversarial examples poses threat to their ubiquitous deployment in practical settings. Additionally, adversarial inputs generated on one…

机器学习 · 计算机科学 2021-03-31 Deepak Ravikumar , Sangamesh Kodge , Isha Garg , Kaushik Roy

Machine learning algorithms are effective in several applications, but they are not as much successful when applied to intrusion detection in cyber security. Due to the high sensitivity to their training data, cyber detectors based on…

密码学与安全 · 计算机科学 2021-06-15 Giovanni Apruzzese , Mauro Andreolini , Michele Colajanni , Mirco Marchetti

Tree-based models are among the most efficient machine learning techniques for data mining nowadays due to their accuracy, interpretability, and simplicity. The recent orthogonal needs for more data and privacy protection call for…

密码学与安全 · 计算机科学 2021-06-21 Sylvain Chatel , Apostolos Pyrgelis , Juan Ramon Troncoso-Pastoriza , Jean-Pierre Hubaux

As collaborative learning allows joint training of a model using multiple sources of data, the security problem has been a central concern. Malicious users can upload poisoned data to prevent the model's convergence or inject hidden…

密码学与安全 · 计算机科学 2021-01-21 Ximing Qiao , Yuhua Bai , Siping Hu , Ang Li , Yiran Chen , Hai Li

We study the vulnerability of dominating sets against random and targeted node removals in complex networks. While small, cost-efficient dominating sets play a significant role in controllability and observability of these networks, a fixed…

物理与社会 · 物理学 2015-06-12 F. Molnar , N. Derzsy , B. K. Szymanski , G. Korniss

Passwords remain one of the most common methods for securing sensitive data in the digital age. However, weak password choices continue to pose significant risks to data security and privacy. This study aims to solve the problem by focusing…

密码学与安全 · 计算机科学 2025-06-03 Pappu Jha , Hanzla Hamid , Oluseyi Olukola , Ashim Dahal , Nick Rahimi

We propose a robust variant of boosting forest to the various adversarial defense methods, and apply it to enhance the robustness of the deep neural network. We retain the deep network architecture, weights, and middle layer features, then…

计算机视觉与模式识别 · 计算机科学 2022-11-01 Jianqiao Wangni

Adversarial training has been actively studied in recent computer vision research to improve the robustness of models. However, due to the huge computational cost of generating adversarial samples, adversarial training methods are often…

计算机视觉与模式识别 · 计算机科学 2022-11-22 Yihan Wu , Xinda Li , Florian Kerschbaum , Heng Huang , Hongyang Zhang

This paper presents a robust adaptive learning Model Predictive Control (MPC) framework for linear systems with parametric uncertainties and additive disturbances performing iterative tasks. The approach refines the parameter estimates…

系统与控制 · 电气工程与系统科学 2025-09-04 Hannes Petrenz , Johannes Köhler , Francesco Borrelli

Modern key-value stores rely heavily on Log-Structured Merge (LSM) trees for write optimization, but this design introduces significant read amplification. Auxiliary structures like Bloom filters help, but impose memory costs that scale…

数据结构与算法 · 计算机科学 2025-08-05 Nicholas Fidalgo , Puyuan Ye

Recently, there is an emerging interest in adversarially training a classifier with a rejection option (also known as a selective classifier) for boosting adversarial robustness. While rejection can incur a cost in many applications,…

机器学习 · 计算机科学 2023-05-15 Jiefeng Chen , Jayaram Raghuram , Jihye Choi , Xi Wu , Yingyu Liang , Somesh Jha

Artificial intelligence systems are prevalent in everyday life, with use cases in retail, manufacturing, health, and many other fields. With the rise in AI adoption, associated risks have been identified, including privacy risks to the…

机器学习 · 计算机科学 2024-07-19 Shlomit Shachor , Natalia Razinkov , Abigail Goldsteen

Decision tree is an effective classification approach in data mining and machine learning. In applications, test costs and misclassification costs should be considered while inducing decision trees. Recently, some cost-sensitive learning…

人工智能 · 计算机科学 2012-11-20 Zilong Xu , Fan Min , William Zhu

Adversarial attacks and defenses are currently active areas of research for the deep learning community. A recent review paper divided the defense approaches into three categories; gradient masking, robust optimization, and adversarial…

机器学习 · 计算机科学 2019-10-24 Leslie N. Smith

The rapid growth of resource-constrained mobile platforms, including mobile robots, wearable systems, and Internet-of-Things devices, has increased the demand for computationally efficient neural network controllers (NNCs) that can operate…

机器人学 · 计算机科学 2025-08-12 Ganesh Sundaram , Jonas Ulmen , Amjad Haider , Daniel Görges

We study the robustness verification problem for tree-based models, including decision trees, random forests (RFs) and gradient boosted decision trees (GBDTs). Formal robustness verification of decision tree ensembles involves finding the…

机器学习 · 计算机科学 2019-12-11 Hongge Chen , Huan Zhang , Si Si , Yang Li , Duane Boning , Cho-Jui Hsieh

The integration of an ensemble of deep learning models has been extensively explored to enhance defense against adversarial attacks. The diversity among sub-models increases the attack cost required to deceive the majority of the ensemble,…

机器学习 · 计算机科学 2024-03-26 Kaikang Zhao , Xi Chen , Wei Huang , Liuxin Ding , Xianglong Kong , Fan Zhang

Machine learning has proved invaluable for a range of different tasks, yet it also proved vulnerable to evasion attacks, i.e., maliciously crafted perturbations of input data designed to force mispredictions. In this paper we propose a…

机器学习 · 计算机科学 2020-07-07 Stefano Calzavara , Pietro Ferrara , Claudio Lucchese

We consider the task of learning Ising models when the signs of different random variables are flipped independently with possibly unequal, unknown probabilities. In this paper, we focus on the problem of robust estimation of…

机器学习 · 统计学 2020-06-11 Ashish Katiyar , Vatsal Shah , Constantine Caramanis

Large Language Models (LLMs) have developed rapidly in web services, delivering unprecedented capabilities while amplifying societal risks. Existing works tend to focus on either isolated jailbreak attacks or static defenses, neglecting the…

密码学与安全 · 计算机科学 2025-11-27 Xurui Li , Kaisong Song , Rui Zhu , Pin-Yu Chen , Haixu Tang