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Recently, with the application of deep learning in the remote sensing image (RSI) field, the classification accuracy of the RSI has been dramatically improved compared with traditional technology. However, even the state-of-the-art object…

计算机视觉与模式识别 · 计算机科学 2023-01-04 Qingyu Wang , Guorui Feng , Zhaoxia Yin , Bin Luo

Deep Neural Networks (DNNs) have achieved excellent performance in various fields. However, DNNs' vulnerability to Adversarial Examples (AE) hinders their deployments to safety-critical applications. This paper presents a novel AE detection…

机器学习 · 计算机科学 2022-09-02 Zhiyuan He , Yijun Yang , Pin-Yu Chen , Qiang Xu , Tsung-Yi Ho

Pretrained models from self-supervision are prevalently used in fine-tuning downstream tasks faster or for better accuracy. However, gaining robustness from pretraining is left unexplored. We introduce adversarial training into…

计算机视觉与模式识别 · 计算机科学 2020-03-31 Tianlong Chen , Sijia Liu , Shiyu Chang , Yu Cheng , Lisa Amini , Zhangyang Wang

While sequential recommender systems achieve significant improvements on capturing user dynamics, we argue that sequential recommenders are vulnerable against substitution-based profile pollution attacks. To demonstrate our hypothesis, we…

信息检索 · 计算机科学 2022-07-25 Zhenrui Yue , Huimin Zeng , Ziyi Kou , Lanyu Shang , Dong Wang

Deep Neural Network-based systems are now the state-of-the-art in many robotics tasks, but their application in safety-critical domains remains dangerous without formal guarantees on network robustness. Small perturbations to sensor inputs…

机器学习 · 计算机科学 2022-02-03 Michael Everett , Bjorn Lutjens , Jonathan P. How

Learning from positive and unlabeled (PU) data is a setting where the learner only has access to positive and unlabeled samples while having no information on negative examples. Such PU setting is of great importance in various tasks such…

机器学习 · 计算机科学 2022-09-07 Emilio Dorigatti , Jonas Schweisthal , Bernd Bischl , Mina Rezaei

Adversarial attacks, e.g., adversarial perturbations of the input and adversarial samples, pose significant challenges to machine learning and deep learning techniques, including interactive recommendation systems. The latent embedding…

机器学习 · 计算机科学 2021-12-03 Siyu Wang , Yuanjiang Cao , Xiaocong Chen , Lina Yao , Xianzhi Wang , Quan Z. Sheng

Deep reinforcement learning models are vulnerable to adversarial attacks that can decrease a victim's cumulative expected reward by manipulating the victim's observations. Despite the efficiency of previous optimization-based methods for…

机器学习 · 计算机科学 2023-02-28 You Qiaoben , Chengyang Ying , Xinning Zhou , Hang Su , Jun Zhu , Bo Zhang

Generative adversarial networks (GANs) are a powerful approach to unsupervised learning. They have achieved state-of-the-art performance in the image domain. However, GANs are limited in two ways. They often learn distributions with low…

机器学习 · 统计学 2019-10-11 Adji B. Dieng , Francisco J. R. Ruiz , David M. Blei , Michalis K. Titsias

Learning-based pattern classifiers, including deep networks, have shown impressive performance in several application domains, ranging from computer vision to cybersecurity. However, it has also been shown that adversarial input…

计算机视觉与模式识别 · 计算机科学 2018-07-24 Battista Biggio , Fabio Roli

Robust speaker recognition, including in the presence of malicious attacks, is becoming increasingly important and essential, especially due to the proliferation of several smart speakers and personal agents that interact with an…

音频与语音处理 · 电气工程与系统科学 2021-02-19 Arindam Jati , Chin-Cheng Hsu , Monisankha Pal , Raghuveer Peri , Wael AbdAlmageed , Shrikanth Narayanan

This study investigates a counterintuitive phenomenon in adversarial machine learning: the potential for noise-based defenses to inadvertently aid evasion attacks in certain scenarios. While randomness is often employed as a defensive…

密码学与安全 · 计算机科学 2024-11-01 Steve Bakos , Pooria Madani , Heidar Davoudi

Existing cross-domain keypoint detection methods always require accessing the source data during adaptation, which may violate the data privacy law and pose serious security concerns. Instead, this paper considers a realistic problem…

计算机视觉与模式识别 · 计算机科学 2023-02-10 Yuhe Ding , Jian Liang , Bo Jiang , Aihua Zheng , Ran He

Region representation learning plays a pivotal role in urban computing by extracting meaningful features from unlabeled urban data. Analogous to how perceived facial age reflects an individual's health, the visual appearance of a city…

人工智能 · 计算机科学 2025-12-02 Yimei Zhang , Guojiang Shen , Kaili Ning , Tongwei Ren , Xuebo Qiu , Mengmeng Wang , Xiangjie Kong

Deep Neural Network-based systems are now the state-of-the-art in many robotics tasks, but their application in safety-critical domains remains dangerous without formal guarantees on network robustness. Small perturbations to sensor inputs…

机器人学 · 计算机科学 2020-03-10 Björn Lütjens , Michael Everett , Jonathan P. How

Adversarial attacks pose a significant threat to the reliability of pre-trained language models (PLMs) such as GPT, BERT, RoBERTa, and T5. This paper presents Adversarial Robustness through Dynamic Ensemble Learning (ARDEL), a novel scheme…

密码学与安全 · 计算机科学 2025-05-14 Hetvi Waghela , Jaydip Sen , Sneha Rakshit

Cloud networks increasingly rely on machine learning based Network Intrusion Detection Systems to defend against evolving cyber threats. However, real-world deployments are challenged by limited labeled data, non-stationary traffic, and…

机器学习 · 计算机科学 2026-04-15 Anasuya Chattopadhyay , Daniel Reti , Hans D. Schotten

Despite the success of convolutional neural networks (CNNs) in many academic benchmarks for computer vision tasks, their application in the real-world is still facing fundamental challenges. One of these open problems is the inherent lack…

计算机视觉与模式识别 · 计算机科学 2022-12-07 Julia Grabinski , Paul Gavrikov , Janis Keuper , Margret Keuper

This paper explores the challenges of PAC learning in semi-enclosed environments that face persistent disruptive noise and demonstrates the weaknesses of traditional learning models based on noise-free data. We present a novel algorithm…

机器学习 · 计算机科学 2024-11-05 Shirmohammad Tavangari , Zahra Shakarami , Aref Yelghi , Asef Yelghi

Recent studies have shown that Convolutional Neural Networks (CNNs) are vulnerable to a small perturbation of input called "adversarial examples". In this work, we propose a new feedforward CNN that improves robustness in the presence of…

机器学习 · 计算机科学 2016-02-26 Jonghoon Jin , Aysegul Dundar , Eugenio Culurciello