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Audio deepfake detection (ADD) is crucial to combat the misuse of speech synthesized from generative AI models. Existing ADD models suffer from generalization issues, with a large performance discrepancy between in-domain and out-of-domain…

声音 · 计算机科学 2024-07-29 Yi Zhu , Surya Koppisetti , Trang Tran , Gaurav Bharaj

Lifelong audio feature extraction involves learning new sound classes incrementally, which is essential for adapting to new data distributions over time. However, optimizing the model only on new data can lead to catastrophic forgetting of…

音频与语音处理 · 电气工程与系统科学 2024-02-08 Xilin Jiang , Yinghao Aaron Li , Nima Mesgarani

Diffusion models have recently shown promising results for difficult enhancement tasks such as the conditional and unconditional restoration of natural images and audio signals. In this work, we explore the possibility of leveraging a…

音频与语音处理 · 电气工程与系统科学 2023-05-24 Hao Yen , François G. Germain , Gordon Wichern , Jonathan Le Roux

A common practice in transfer learning is to initialize the downstream model weights by pre-training on a data-abundant upstream task. In object detection specifically, the feature backbone is typically initialized with Imagenet classifier…

计算机视觉与模式识别 · 计算机科学 2022-06-28 Cristina Vasconcelos , Vighnesh Birodkar , Vincent Dumoulin

Deep learning-based works for singing voice separation have performed exceptionally well in the recent past. However, most of these works do not focus on allowing users to interact with the model to improve performance. This can be crucial…

声音 · 计算机科学 2025-12-03 Ankur Gupta , Anshul Rai , Archit Bansal , Vipul Arora

Traditional deepfake detectors have dealt with the detection problem as a binary classification task. This approach can achieve satisfactory results in cases where samples of a given deepfake generation technique have been seen during…

计算机视觉与模式识别 · 计算机科学 2025-02-25 Sotirios Stamnas , Victor Sanchez

Deep learning techniques have become one of the main propellers for solving engineering problems effectively and efficiently. For instance, Predictive Maintenance methods have been used to improve predictions of when maintenance is needed…

机器学习 · 计算机科学 2023-06-30 Julio Hurtado , Dario Salvati , Rudy Semola , Mattia Bosio , Vincenzo Lomonaco

Thanks to recent advances in deep learning, sophisticated generation tools exist, nowadays, that produce extremely realistic synthetic speech. However, malicious uses of such tools are possible and likely, posing a serious threat to our…

声音 · 计算机科学 2022-09-29 Alessandro Pianese , Davide Cozzolino , Giovanni Poggi , Luisa Verdoliva

Conformal unlearning aims to ensure that a trained conformal predictor miscovers data points with specific shared characteristics, such as those from a particular label class, associated with a specific user, or belonging to a defined…

机器学习 · 计算机科学 2026-02-13 Yahya Alkhatib , Muhammad Ahmar Jamal , Wee Peng Tay

When capturing and storing images, devices inevitably introduce noise. Reducing this noise is a critical task called image denoising. Deep learning has become the de facto method for image denoising, especially with the emergence of…

计算机视觉与模式识别 · 计算机科学 2023-03-24 Haoyu Chen , Jinjin Gu , Yihao Liu , Salma Abdel Magid , Chao Dong , Qiong Wang , Hanspeter Pfister , Lei Zhu

Deepfake speech detection presents a growing challenge as generative audio technologies continue to advance. We propose a hybrid training framework that advances detection performance through novel augmentation strategies. First, we…

声音 · 计算机科学 2025-11-14 Inbal Rimon , Oren Gal , Haim Permuter

We introduce a deep learning model for speech denoising, a long-standing challenge in audio analysis arising in numerous applications. Our approach is based on a key observation about human speech: there is often a short pause between each…

声音 · 计算机科学 2020-10-26 Ruilin Xu , Rundi Wu , Yuko Ishiwaka , Carl Vondrick , Changxi Zheng

Continual learning (CL) refers to the ability of an algorithm to continuously and incrementally acquire new knowledge from its environment while retaining previously learned information. A model trained on one data modality often fails when…

机器学习 · 计算机科学 2025-08-22 Nilay Kushawaha , Egidio Falotico

The great success that deep models have achieved in the past is mainly owed to large amounts of labeled training data. However, the acquisition of labeled data for new tasks aside from existing benchmarks is both challenging and costly.…

计算机视觉与模式识别 · 计算机科学 2018-09-27 Clemens-Alexander Brust , Christoph Käding , Joachim Denzler

In this paper, we explore a continuous modeling approach for deep-learning-based speech enhancement, focusing on the denoising process. We use a state variable to indicate the denoising process. The starting state is noisy speech and the…

音频与语音处理 · 电气工程与系统科学 2024-01-09 Zilu Guo , Jun Du , CHin-Hui Lee

In this paper, we propose an enhanced audio-visual deep detection method. Recent methods in audio-visual deepfake detection mostly assess the synchronization between audio and visual features. Although they have shown promising results,…

计算机视觉与模式识别 · 计算机科学 2024-07-18 Marcella Astrid , Enjie Ghorbel , Djamila Aouada

Face deepfake detection has seen impressive results recently. Nearly all existing deep learning techniques for face deepfake detection are fully supervised and require labels during training. In this paper, we design a novel deepfake…

计算机视觉与模式识别 · 计算机科学 2021-04-26 Sheldon Fung , Xuequan Lu , Chao Zhang , Chang-Tsun Li

Mislabeled samples are ubiquitous in real-world datasets as rule-based or expert labeling is usually based on incorrect assumptions or subject to biased opinions. Neural networks can "memorize" these mislabeled samples and, as a result,…

机器学习 · 计算机科学 2021-11-24 Katharina Rombach , Gabriel Michau , Olga Fink

Despite much research targeted at enabling conventional machine learning models to continually learn tasks and data distributions sequentially without forgetting the knowledge acquired, little effort has been devoted to account for more…

机器学习 · 计算机科学 2021-06-11 Sandra Servia-Rodriguez , Cecilia Mascolo , Young D. Kwon

With the growing size of deep neural networks and datasets, the computational costs of training have significantly increased. The layer-freezing technique has recently attracted great attention as a promising method to effectively reduce…