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Despite their overwhelming success on a wide range of applications, convolutional neural networks (CNNs) are widely recognized to be vulnerable to adversarial examples. This intriguing phenomenon led to a competition between adversarial…

机器学习 · 计算机科学 2021-04-08 Philipp Benz , Chaoning Zhang , Adil Karjauv , In So Kweon

This paper proposes a framework for modeling sound change that combines deep learning and iterative learning. Acquisition and transmission of speech is modeled by training generations of Generative Adversarial Networks (GANs) on unannotated…

计算与语言 · 计算机科学 2021-09-23 Gašper Beguš

We introduce two unsupervised source separation methods, which involve self-supervised training from single-channel two-source speech mixtures. Our first method, mixture permutation invariant training (MixPIT), enables learning a neural…

音频与语音处理 · 电气工程与系统科学 2023-01-11 Ertuğ Karamatlı , Serap Kırbız

We demonstrate the existence of universal adversarial perturbations, which can fool a family of audio classification architectures, for both targeted and untargeted attack scenarios. We propose two methods for finding such perturbations.…

In supervised speech separation, permutation invariant training (PIT) is widely used to handle label ambiguity by selecting the best permutation to update the model. Despite its success, previous studies showed that PIT is plagued by…

声音 · 计算机科学 2023-11-22 Chenyang Gao , Yue Gu , Ivan Marsic

The fine-tuning of pre-trained language models has a great success in many NLP fields. Yet, it is strikingly vulnerable to adversarial examples, e.g., word substitution attacks using only synonyms can easily fool a BERT-based sentiment…

计算与语言 · 计算机科学 2021-12-23 Xinhsuai Dong , Luu Anh Tuan , Min Lin , Shuicheng Yan , Hanwang Zhang

The existence of adversarial examples points to a basic weakness of deep neural networks. One of the most effective defenses against such examples, adversarial training, entails training models with some degree of robustness, usually at the…

机器学习 · 计算机科学 2023-10-05 Matan Levi , Aryeh Kontorovich

We answer the question in the title, showing that adversarial training (AT) for diffusion models (DMs) fundamentally differs from classifiers: while AT in classifiers enforces output invariance, AT in DMs requires equivariance to keep the…

计算机视觉与模式识别 · 计算机科学 2025-05-29 Briglia Maria Rosaria , Mujtaba Hussain Mirza , Giuseppe Lisanti , Iacopo Masi

Training speech separation models in the supervised setting raises a permutation problem: finding the best assignation between the model predictions and the ground truth separated signals. This inherently ambiguous task is customarily…

声音 · 计算机科学 2024-11-28 David Perera , François Derrida , Théo Mariotte , Gaël Richard , Slim Essid

Recently, adversarial attacks for audio recognition have attracted much attention. However, most of the existing studies mainly rely on the coarse-grain audio features at the instance level to generate adversarial noises, which leads to…

声音 · 计算机科学 2022-11-22 Jiakai Wang , Zhendong Chen , Zixin Yin , Qinghong Yang , Xianglong Liu

Utterance-level permutation invariant training (uPIT) has achieved promising progress on single-channel multi-talker speech separation task. Long short-term memory (LSTM) and bidirectional LSTM (BLSTM) are widely used as the separation…

声音 · 计算机科学 2019-12-30 Lu Huang , Gaofeng Cheng , Pengyuan Zhang , Yi Yang , Shumin Xu , Jiasong Sun

Speech separation has been well developed, with the very successful permutation invariant training (PIT) approach, although the frequent label assignment switching happening during PIT training remains to be a problem when better…

声音 · 计算机科学 2021-08-24 Sung-Feng Huang , Shun-Po Chuang , Da-Rong Liu , Yi-Chen Chen , Gene-Ping Yang , Hung-yi Lee

In this article we propose a novel approach for adapting speaker embeddings to new domains based on adversarial training of neural networks. We apply our embeddings to the task of text-independent speaker verification, a challenging,…

音频与语音处理 · 电气工程与系统科学 2018-11-08 Gautam Bhattacharya , Jahangir Alam , Patrick Kenny

Recently demonstrated physical-world adversarial attacks have exposed vulnerabilities in perception systems that pose severe risks for safety-critical applications such as autonomous driving. These attacks place adversarial artifacts in the…

机器学习 · 计算机科学 2021-06-23 Jan Hendrik Metzen , Nicole Finnie , Robin Hutmacher

Adversarial examples are some special input that can perturb the output of a deep neural network, in order to make produce intentional errors in the learning algorithms in the production environment. Most of the present methods for…

机器学习 · 计算机科学 2021-12-28 Chengjun Tang , Kun Zhang , Chunfang Xing , Yong Ding , Zengmin Xu

Deep neural networks can be easily fooled into making incorrect predictions through corruption of the input by adversarial perturbations: human-imperceptible artificial noise. So far adversarial training has been the most successful defense…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Lin Li , Michael Spratling

Recent developments in the filed of Deep Learning have demonstrated that Deep Neural Networks(DNNs) are vulnerable to adversarial examples. Specifically, in image classification, an adversarial example can fool the well trained deep neural…

机器学习 · 计算机科学 2021-01-26 Xunguang Wang , Ship Peng Xu , Eric Ke Wang

Automatic transcription of meetings requires handling of overlapped speech, which calls for continuous speech separation (CSS) systems. The uPIT criterion was proposed for utterance-level separation with neural networks and introduces the…

音频与语音处理 · 电气工程与系统科学 2021-09-21 Thilo von Neumann , Keisuke Kinoshita , Christoph Boeddeker , Marc Delcroix , Reinhold Haeb-Umbach

Adversarial training has been demonstrated to be the most effective approach to defend against adversarial attacks. However, existing adversarial training methods show apparent oscillations and overfitting issue in the training process,…

计算机视觉与模式识别 · 计算机科学 2023-03-27 Kun He , Xin Liu , Yichen Yang , Zhou Qin , Weigao Wen , Hui Xue , John E. Hopcroft

In this study, we propose a novel noise adaptive speech enhancement (SE) system, which employs a domain adversarial training (DAT) approach to tackle the issue of a noise type mismatch between the training and testing conditions. Such a…

声音 · 计算机科学 2019-07-02 Chien-Feng Liao , Yu Tsao , Hung-Yi Lee , Hsin-Min Wang