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Adversarial attacks pose a severe risk to AI systems used in healthcare, capable of misleading models into dangerous misclassifications that can delay treatments or cause misdiagnoses. These attacks, often imperceptible to human perception,…

Machine Learning · Computer Science 2025-10-29 Alyssa Gerhart , Balaji Iyangar

With the ever-increasing reliance on data for data-driven applications in power grids, such as event cause analysis, the authenticity of data streams has become crucially important. The data can be prone to adversarial stealthy attacks…

Machine Learning · Computer Science 2019-11-26 Iman Niazazari , Hanif Livani

Adversarial attacks are a potential threat to machine learning models by causing incorrect predictions through imperceptible perturbations to the input data. While these attacks have been extensively studied in unstructured data like…

Machine Learning · Computer Science 2024-12-13 Zhipeng He , Chun Ouyang , Laith Alzubaidi , Alistair Barros , Catarina Moreira

Adversarial attack on skeletal motion is a hot topic. However, existing researches only consider part of dynamic features when measuring distance between skeleton graph sequences, which results in poor imperceptibility. To this end, we…

Computer Vision and Pattern Recognition · Computer Science 2024-07-01 Feng Liu , Qing Xu , Qijian Zheng

We introduce a new type of indirect, cross-modal injection attacks against visual language models that enable creation of self-interpreting images. These images contain hidden "meta-instructions" that control how models answer users'…

Cryptography and Security · Computer Science 2025-06-16 Tingwei Zhang , Collin Zhang , John X. Morris , Eugene Bagdasarian , Vitaly Shmatikov

Recently, adversarial machine learning attacks have posed serious security threats against practical audio signal classification systems, including speech recognition, speaker recognition, and music copyright detection. Previous studies…

Sound · Computer Science 2022-07-28 Rui Duan , Zhe Qu , Shangqing Zhao , Leah Ding , Yao Liu , Zhuo Lu

Deep learning models achieve impressive performance for skeleton-based human action recognition. However, the robustness of these models to adversarial attacks remains largely unexplored due to their complex spatio-temporal nature that must…

Computer Vision and Pattern Recognition · Computer Science 2019-09-17 Jian Liu , Naveed Akhtar , Ajmal Mian

Recent works investigated attacks on sensors by influencing analog sensor components with acoustic, light, and electromagnetic signals. Such attacks can have extensive security, reliability, and safety implications since many types of the…

Cryptography and Security · Computer Science 2022-03-16 Yazhou Tu , Sara Rampazzi , Xiali Hei

We propose a fusion approach that combines features from simultaneously recorded electroencephalographic (EEG) and magnetoencephalographic (MEG) signals to improve classification performances in motor imagery-based brain-computer interfaces…

Non-invasive Brain-Computer Interface (BCI) systems based on electroencephalography (EEG) signals suffer from multiple obstacles to reach a wide adoption in clinical settings for communication or rehabilitation. Among these challenges, the…

Human-Computer Interaction · Computer Science 2025-12-19 Hubert Cecotti , Rashmi Mrugank Shah , Raksha Jagadish , Toshihisa Tanaka

Adversarial machine learning has exposed several security hazards of neural models and has become an important research topic in recent times. Thus far, the concept of an "adversarial perturbation" has exclusively been used with reference…

Machine Learning · Computer Science 2020-09-22 Siddhant Garg , Adarsh Kumar , Vibhor Goel , Yingyu Liang

Perceptual estimates exhibit a reversal in bias depending on uncertainty: they shift toward prior expectations under high stimulus noise, but away from them when sensory noise dominates. The normative framework of a Bayesian observer model…

Neurons and Cognition · Quantitative Biology 2025-10-16 Hyun-Jun Jeon , Hansol Choi , Oh-Sang Kwon

We propose to fuse two currently separate research lines on novel therapies for stroke rehabilitation: brain-computer interface (BCI) training and transcranial electrical stimulation (TES). Specifically, we show that BCI technology can be…

Adversarial attacks are malicious inputs that derail machine-learning models. We propose a scheme to attack autoencoders, as well as a quantitative evaluation framework that correlates well with the qualitative assessment of the attacks. We…

Computer Vision and Pattern Recognition · Computer Science 2018-06-13 George Gondim-Ribeiro , Pedro Tabacof , Eduardo Valle

We study the extent to which vibrotactile stimuli delivered to the head of a subject can serve as a platform for a brain computer interface (BCI) paradigm. Six head positions are used to evoke combined somatosensory and auditory (via the…

Neurons and Cognition · Quantitative Biology 2013-05-14 H. Mori , Y. Matsumoto , Z. R. Struzik , K. Mori , S. Makino , D. Mandic , T. M. Rutkowski

Brain-Computer Interfaces (BCIs) enable converting the brain electrical activity of an interface user to the user commands. BCI research studies demonstrated encouraging results in different areas such as neurorehabilitation, control of…

Signal Processing · Electrical Eng. & Systems 2021-10-07 Alexandra Samsonova , Barry J. Devereux , Georgios Karakonstantis , Lev Mukhanov

Speeding up the spelling in event-related potentials (ERP) based Brain-Computer Interfaces (BCI) requires eliciting strong brain responses in a short span of time, as much as the accurate classification of such evoked potentials remains…

Signal Processing · Electrical Eng. & Systems 2022-11-21 Okba Bekhelifi , Nasr-Eddine Berrached

Despite the great progress of neural network-based (NN-based) machinery fault diagnosis methods, their robustness has been largely neglected, for they can be easily fooled through adding imperceptible perturbation to the input. For fault…

Cryptography and Security · Computer Science 2022-03-11 Jiahao Chen , Diqun Yan

Research of adversarial attacks is important for AI security because it shows the vulnerability of deep learning models and helps to build more robust models. Adversarial attacks on images are most widely studied, which include noise-based…

Cryptography and Security · Computer Science 2024-10-14 Xiaopei Zhu , Peiyang Xu , Guanning Zeng , Yingpeng Dong , Xiaolin Hu

Recent work has explored integrating autoregressive language models with energy-based models (EBMs) to enhance text generation capabilities. However, learning effective EBMs for text is challenged by the discrete nature of language. This…

Computation and Language · Computer Science 2023-11-14 Xuwang Yin