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This paper introduces the parallel network-based spoofing-aware speaker verification (SASV) system developed by BTU Speech Group for the ASVspoof5 Challenge. The SASV system integrates ASV and CM systems to enhance security against spoofing…

Audio and Speech Processing · Electrical Eng. & Systems 2024-11-04 Oğuzhan Kurnaz , Selim Can Demirtaş , Aykut Büker , Jagabandhu Mishra , Cemal Hanilçi

This paper describes the UZH-CL system submitted to the SASV section of the WildSpoof 2026 challenge. The challenge focuses on the integrated defense against generative spoofing attacks by requiring the simultaneous verification of speaker…

Audio and Speech Processing · Electrical Eng. & Systems 2026-01-27 Aref Farhadipour , Ming Jin , Valeriia Vyshnevetska , Xiyang Li , Elisa Pellegrino , Srikanth Madikeri

The spoofing-aware speaker verification (SASV) challenge was designed to promote the study of jointly-optimised solutions to accomplish the traditionally separately-optimised tasks of spoofing detection and speaker verification.…

Audio and Speech Processing · Electrical Eng. & Systems 2022-10-10 Wanying Ge , Hemlata Tak , Massimiliano Todisco , Nicholas Evans

Despite improvements in automatic speaker verification (ASV), vulnerability against spoofing attacks remains a major concern. In this study, we investigate the integration of ASV and countermeasure (CM) subsystems into a modular spoof-aware…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-17 Oguzhan Kurnaz , Tomi Kinnunen , Cemal Hanilci

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

Automatic speech recognition systems are part of people's daily lives, embedded in personal assistants and mobile phones, helping as a facilitator for human-machine interaction while allowing access to information in a practically intuitive…

Sound · Computer Science 2021-10-05 Julio Cesar Duarte , Sérgio Colcher

The performance of existing audio deepfake detection frameworks degrades when confronted with new deepfake attacks. Rehearsal-based continual learning (CL), which updates models using a limited set of old data samples, helps preserve prior…

Speaker verification is a task of confirming an individual's identity through the analysis of their voice. Whispered speech differs from phonated speech in acoustic characteristics, which degrades the performance of speaker verification…

Sound · Computer Science 2026-05-08 Magdalena Gołębiowska , Piotr Syga

Mismatching problem between the source and target noisy corpora severely hinder the practical use of the machine-learning-based voice activity detection (VAD). In this paper, we try to address this problem in the transfer learning…

Machine Learning · Computer Science 2013-03-11 Xiao-Lei Zhang , Ji Wu

We address speaker-aware anti-spoofing, where prior knowledge of the target speaker is incorporated into a voice spoofing countermeasure (CM). In contrast to the frequently used speaker-independent solutions, we train the CM in a…

Sound · Computer Science 2023-06-09 Xuechen Liu , Md Sahidullah , Kong Aik Lee , Tomi Kinnunen

Robust speaker verification under noisy conditions remains an open challenge. Conventional deep learning methods learn a robust unified speaker representation space against diverse background noise and achieve significant improvement. In…

Sound · Computer Science 2026-03-11 Bin Gu , Haitao Zhao , Jibo Wei

Audio anti-spoofing systems are typically formulated as binary classifiers distinguishing bona fide from spoofed speech. This assumption fails under layered generative processing, where benign transformations introduce distributional shifts…

Sound · Computer Science 2026-03-17 Shree Harsha Bokkahalli Satish , Harm Lameris , Joakim Gustafson , Éva Székely

A similarity label indicates whether two instances belong to the same class while a class label shows the class of the instance. Without class labels, a multi-class classifier could be learned from similarity-labeled pairwise data by meta…

Machine Learning · Computer Science 2020-02-18 Songhua Wu , Xiaobo Xia , Tongliang Liu , Bo Han , Mingming Gong , Nannan Wang , Haifeng Liu , Gang Niu

Sequence labeling systems should perform reliably not only under ideal conditions but also with corrupted inputs - as these systems often process user-generated text or follow an error-prone upstream component. To this end, we formulate the…

Computation and Language · Computer Science 2020-05-15 Marcin Namysl , Sven Behnke , Joachim Köhler

Echo path delay (or ref-delay) estimation is a big challenge in acoustic echo cancellation. Different devices may introduce various ref-delay in practice. Ref-delay inconsistency slows down the convergence of adaptive filters, and also…

Audio and Speech Processing · Electrical Eng. & Systems 2022-08-12 Yi Zhang , Chengyun Deng , Shiqian Ma , Yongtao Sha , Hui Song

In this paper, we propose a deep-learning framework for environmental sound deepfake detection (ESDD) -- the task of identifying whether the sound scene and sound event in an input audio recording is fake or not. To this end, we conducted…

Sound · Computer Science 2026-05-04 Lam Pham , Khoi Vu , Dat Tran , Phat Lam , Vu Nguyen , David Fischinger , Son Le

Speaker diarization is a task to label audio or video recordings with classes that correspond to speaker identity, or in short, a task to identify "who spoke when". In the early years, speaker diarization algorithms were developed for…

Audio and Speech Processing · Electrical Eng. & Systems 2021-11-29 Tae Jin Park , Naoyuki Kanda , Dimitrios Dimitriadis , Kyu J. Han , Shinji Watanabe , Shrikanth Narayanan

Despite the significant improvements in speaker recognition enabled by deep neural networks, unsatisfactory performance persists under noisy environments. In this paper, we train the speaker embedding network to learn the "clean" embedding…

Audio and Speech Processing · Electrical Eng. & Systems 2020-02-14 Danwei Cai , Weicheng Cai , Ming Li

Advancements in AI-synthesized human voices have created a growing threat of impersonation and disinformation, making it crucial to develop methods to detect synthetic human voices. This study proposes a new approach to identifying…

Sound · Computer Science 2023-04-28 Chengzhe Sun , Shan Jia , Shuwei Hou , Siwei Lyu

Advances in speech synthesis technologies, like text-to-speech (TTS) and voice conversion (VC), have made detecting deepfake speech increasingly challenging. Spoofing countermeasures often struggle to generalize effectively, particularly…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-27 Wen Huang , Yanmei Gu , Zhiming Wang , Huijia Zhu , Yanmin Qian