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Open environment oriented open set model attribution of deepfake audio is an emerging research topic, aiming to identify the generation models of deepfake audio. Most previous work requires manually setting a rejection threshold for unknown…

Sound · Computer Science 2024-12-03 Xinrui Yan , Jiangyan Yi , Jianhua Tao , Yujie Chen , Hao Gu , Guanjun Li , Junzuo Zhou , Yong Ren , Tao Xu

This paper describes our best system and methodology for ADD 2022: The First Audio Deep Synthesis Detection Challenge\cite{Yi2022ADD}. The very same system was used for both two rounds of evaluation in Track 3.2 with a similar training…

Audio and Speech Processing · Electrical Eng. & Systems 2022-04-21 Rui Yan , Cheng Wen , Shuran Zhou , Tingwei Guo , Wei Zou , Xiangang Li

It is highly desirable that speech enhancement algorithms can achieve good performance while keeping low latency for many applications, such as digital hearing aids, acoustically transparent hearing devices, and public address systems. To…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-01 Chengshi Zheng , Wenzhe Liu , Andong Li , Yuxuan Ke , Xiaodong Li

Generalization is a main issue for current audio deepfake detectors, which struggle to provide reliable results on out-of-distribution data. Given the speed at which more and more accurate synthesis methods are developed, it is very…

Sound · Computer Science 2024-07-02 Alessandro Pianese , Davide Cozzolino , Giovanni Poggi , Luisa Verdoliva

Keyword spotting systems continuously process audio streams to detect keywords. One of the most challenging tasks in designing such systems is to reduce False Alarm (FA) which happens when the system falsely registers a keyword despite the…

Signal Processing · Electrical Eng. & Systems 2023-04-10 Yashas Malur Saidutta , Rakshith Sharma Srinivasa , Ching-Hua Lee , Chouchang Yang , Yilin Shen , Hongxia Jin

Large speech foundation models achieve strong performance across many domains, but they often require adaptation to handle local needs such as code-switching, where speakers mix languages within the same utterance. Direct fine-tuning of…

Computation and Language · Computer Science 2025-10-22 Enes Yavuz Ugan , Ngoc-Quan Pham , Alexander Waibel

This paper addresses the challenge of developing a robust audio-visual deepfake detection model. In practical use cases, new generation algorithms are continually emerging, and these algorithms are not encountered during the development of…

Sound · Computer Science 2024-08-20 Kyungbok Lee , You Zhang , Zhiyao Duan

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,…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Marcella Astrid , Enjie Ghorbel , Djamila Aouada

Anomaly detection has many important applications, such as monitoring industrial equipment. Despite recent advances in anomaly detection with deep-learning methods, it is unclear how existing solutions would perform under…

Sound · Computer Science 2022-04-06 Bingqing Chen , Luca Bondi , Samarjit Das

With recent advances in speech synthesis, synthetic data is becoming a viable alternative to real data for training speech recognition models. However, machine learning with synthetic data is not trivial due to the gap between the synthetic…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-25 Ting-Yao Hu , Mohammadreza Armandpour , Ashish Shrivastava , Jen-Hao Rick Chang , Hema Koppula , Oncel Tuzel

The advances in generative AI have enabled the creation of synthetic audio which is perceptually indistinguishable from real, genuine audio. Although this stellar progress enables many positive applications, it also raises risks of misuse,…

The deployment of machine listening algorithms in real-life applications is often impeded by a domain shift caused for instance by different microphone characteristics. In this paper, we propose a novel domain adaptation strategy based on…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-27 Jakob Abeßer , Meinard Müller

In this paper we investigate the use of adversarial domain adaptation for addressing the problem of language mismatch between speaker recognition corpora. In the context of speaker verification, adversarial domain adaptation methods aim at…

Audio and Speech Processing · Electrical Eng. & Systems 2018-11-07 Johan Rohdin , Themos Stafylakis , Anna Silnova , Hossein Zeinali , Lukas Burget , Oldrich Plchot

This paper evaluates the impact of training undergraduate students to improve their audio deepfake discernment ability by listening for expert-defined linguistic features. Such features have been shown to improve performance of AI…

Sound · Computer Science 2024-11-25 Noshaba N. Bhalli , Nehal Naqvi , Chloe Evered , Christine Mallinson , Vandana P. Janeja

The field of visual and audio generation is burgeoning with new state-of-the-art methods. This rapid proliferation of new techniques underscores the need for robust solutions for detecting synthetic content in videos. In particular, when…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Nicholas Klein , Hemlata Tak , James Fullwood , Krishna Regmi , Leonidas Spinoulas , Ganesh Sivaraman , Tianxiang Chen , Elie Khoury

We present a structured overview of adaptation algorithms for neural network-based speech recognition, considering both hybrid hidden Markov model / neural network systems and end-to-end neural network systems, with a focus on speaker…

Audio and Speech Processing · Electrical Eng. & Systems 2021-03-02 Peter Bell , Joachim Fainberg , Ondrej Klejch , Jinyu Li , Steve Renals , Pawel Swietojanski

The problem of approximating a matrix by a low-rank one has been extensively studied. This problem assumes, however, that the whole matrix has a low-rank structure. This assumption is often false for real-world matrices. We consider the…

Data Structures and Algorithms · Computer Science 2025-11-05 Martino Ciaperoni , Aristides Gionis , Heikki Mannila

Matrix approximation is a common tool in machine learning for building accurate prediction models for recommendation systems, text mining, and computer vision. A prevalent assumption in constructing matrix approximations is that the…

Machine Learning · Computer Science 2013-01-16 Joonseok Lee , Seungyeon Kim , Guy Lebanon , Yoram Singer

To train transcriptor models that produce robust results, a large and diverse labeled dataset is required. Finding such data with the necessary characteristics is a challenging task, especially for languages less popular than English.…

Sound · Computer Science 2026-05-01 Alexandre R. Ferreira , Cláudio E. C. Campelo

Recently, research on audio foundation models has witnessed notable advances, as illustrated by the ever improving results on complex downstream tasks. Subsequently, those pretrained networks have quickly been used for various audio…

Sound · Computer Science 2025-02-19 David Genova , Philippe Esling , Tom Hurlin