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Recent works have shown that deep neural networks are vulnerable to adversarial examples that find samples close to the original image but can make the model misclassify. Even with access only to the model's output, an attacker can employ…

机器学习 · 计算机科学 2023-10-03 Quang H. Nguyen , Yingjie Lao , Tung Pham , Kok-Seng Wong , Khoa D. Doan

Randomized smoothing has been shown to provide good certified-robustness guarantees for high-dimensional classification problems. It uses the probabilities of predicting the top two most-likely classes around an input point under a…

机器学习 · 计算机科学 2020-10-26 Aounon Kumar , Alexander Levine , Soheil Feizi , Tom Goldstein

Model attribution is a popular tool to explain the rationales behind model predictions. However, recent work suggests that the attributions are vulnerable to minute perturbations, which can be added to input samples to fool the attributions…

机器学习 · 计算机科学 2024-05-13 Fan Wang , Adams Wai-Kin Kong

Randomized smoothing is currently a state-of-the-art method to construct a certifiably robust classifier from neural networks against $\ell_2$-adversarial perturbations. Under the paradigm, the robustness of a classifier is aligned with the…

机器学习 · 计算机科学 2021-11-18 Jongheon Jeong , Sejun Park , Minkyu Kim , Heung-Chang Lee , Doguk Kim , Jinwoo Shin

Despite the vulnerability of object detectors to adversarial attacks, very few defenses are known to date. While adversarial training can improve the empirical robustness of image classifiers, a direct extension to object detection is very…

计算机视觉与模式识别 · 计算机科学 2022-02-28 Ping-yeh Chiang , Michael J. Curry , Ahmed Abdelkader , Aounon Kumar , John Dickerson , Tom Goldstein

Randomized smoothing is a well-established method for achieving certified robustness against l2-adversarial perturbations. By incorporating a denoiser before the base classifier, pretrained classifiers can be seamlessly integrated into…

机器学习 · 计算机科学 2025-09-16 Ali Hedayatnia , Mostafa Tavassolipour , Babak Nadjar Araabi , Abdol-Hossein Vahabie

A range of defense methods have been proposed to improve the robustness of neural networks on adversarial examples, among which provable defense methods have been demonstrated to be effective to train neural networks that are certifiably…

机器学习 · 计算机科学 2021-01-21 Mengting Xu , Tao Zhang , Zhongnian Li , Daoqiang Zhang

End-to-end models for robust automatic speech recognition (ASR) have not been sufficiently well-explored in prior work. With end-to-end models, one could choose to preprocess the input speech using speech enhancement techniques and train…

音频与语音处理 · 电气工程与系统科学 2021-02-15 Archiki Prasad , Preethi Jyothi , Rajbabu Velmurugan

Deep learning models for medical imaging often exhibit overconfidence, creating safety risks in ambiguous diagnostic scenarios. While Conformal Prediction (CP) provides distribution-free statistical guarantees, standard methods such as…

计算机视觉与模式识别 · 计算机科学 2026-05-14 One Octadion , Novanto Yudistira , Lailil Muflikhah

Adaptive mesh refinement (AMR) offers a practical solution to reduce the computational cost and memory requirement of numerical simulations that use computational meshes. In this work, we introduce a novel smart methodology for adaptive…

流体动力学 · 物理学 2021-08-23 Akash A. Patel , Masoud Safdari

Certification of neural networks is an important and challenging problem that has been attracting the attention of the machine learning community since few years. In this paper, we focus on randomized smoothing (RS) which is considered as…

机器学习 · 计算机科学 2022-09-14 Pol Labarbarie , Hatem Hajri , Marc Arnaudon

Deep learning-based malware detection systems are vulnerable to adversarial EXEmples - carefully-crafted malicious programs that evade detection with minimal perturbation. As such, the community is dedicating effort to develop mechanisms to…

密码学与安全 · 计算机科学 2024-05-02 Daniel Gibert , Luca Demetrio , Giulio Zizzo , Quan Le , Jordi Planes , Battista Biggio

We propose self-adaptive training---a new training algorithm that dynamically corrects problematic training labels by model predictions without incurring extra computational cost---to improve generalization of deep learning for potentially…

机器学习 · 计算机科学 2020-10-01 Lang Huang , Chao Zhang , Hongyang Zhang

Randomized smoothing is a powerful tool for certifying robustness to adversarial perturbations, including poisoning attacks via randomized training and evasion attacks via randomized inference. Extending these guarantees to backdoor…

机器学习 · 计算机科学 2026-05-22 Aman Saxena , Jan Schuchardt , Yan Scholten , Stephan Günnemann

We present an adaptive smoother for linear state-space models with unknown process and measurement noise covariances. The proposed method utilizes the variational Bayes technique to perform approximate inference. The resulting smoother is…

系统与控制 · 计算机科学 2023-07-19 Tohid Ardeshiri , Emre Özkan , Umut Orguner , Fredrik Gustafsson

Speculative Decoding is a prominent technique for accelerating the autoregressive inference of large language models (LLMs) by employing a fast draft model to propose candidate token sequences and a large target model to verify them in…

计算与语言 · 计算机科学 2025-12-18 Chendong Sun , Ali Mao , Lei Xu , mingmin Chen

Deep neural networks (DNNs) have shown vulnerability to adversarial attacks, i.e., carefully perturbed inputs designed to mislead the network at inference time. Recently introduced localized attacks, Localized and Visible Adversarial Noise…

计算机视觉与模式识别 · 计算机科学 2018-11-20 Muzammal Naseer , Salman H. Khan , Fatih Porikli

The problem of adversarial examples has shown that modern Neural Network (NN) models could be rather fragile. Among the more established techniques to solve the problem, one is to require the model to be {\it $\epsilon$-adversarially…

机器学习 · 计算机科学 2020-11-17 Yuxin Wen , Shuai Li , Kui Jia

Automated respiratory sound classification faces practical challenges from background noise and insufficient denoising in existing systems. We propose Adaptive Differential Denoising network, that integrates noise suppression and…

音频与语音处理 · 电气工程与系统科学 2025-06-04 Gaoyang Dong , Zhicheng Zhang , Ping Sun , Minghui Zhang

We propose a novel approach for spoofed speech characterization through explainable probabilistic attribute embeddings. In contrast to high-dimensional raw embeddings extracted from a spoofing countermeasure (CM) whose dimensions are not…

音频与语音处理 · 电气工程与系统科学 2024-09-18 Manasi Chhibber , Jagabandhu Mishra , Hyejin Shim , Tomi H. Kinnunen