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With the development of deep learning, speech enhancement has been greatly optimized in terms of speech quality. Previous methods typically focus on the discriminative supervised learning or generative modeling, which tends to introduce…

Audio and Speech Processing · Electrical Eng. & Systems 2025-10-31 Nan Xu , Zhaolong Huang , Xiaonan Zhi

Speech recognition is very challenging in student learning environments that are characterized by significant cross-talk and background noise. To address this problem, we present a bilingual speech recognition system that uses an…

Speech deepfakes pose a significant threat to personal security and content authenticity. Several detectors have been proposed in the literature, and one of the primary challenges these systems have to face is the generalization over unseen…

Sound · Computer Science 2024-09-25 Viola Negroni , Davide Salvi , Alessandro Ilic Mezza , Paolo Bestagini , Stefano Tubaro

In this article, we provide an experimental observation: Deep neural network (DNN) based speech quality assessment (SQA) models have inherent latent representations where many types of impairments are clustered. While DNN-based SQA models…

Audio and Speech Processing · Electrical Eng. & Systems 2025-05-01 Fredrik Cumlin , Xinyu Liang , Victor Ungureanu , Chandan K. A. Reddy , Christian Schüldt , Saikat Chatterjee

Recent advancements in generative AI, particularly in speech synthesis, have enabled the generation of highly natural-sounding synthetic speech that closely mimics human voices. While these innovations hold promise for applications like…

One-class classification is a fundamental problem in pattern recognition with a wide range of applications. This work presents a semi-supervised quantum machine learning algorithm for such a problem, which we call a variational quantum…

Quantum Physics · Physics 2024-08-12 Gunhee Park , Joonsuk Huh , Daniel K. Park

Self-supervised speech model is a rapid progressing research topic, and many pre-trained models have been released and used in various down stream tasks. For speech anti-spoofing, most countermeasures (CMs) use signal processing algorithms…

Audio and Speech Processing · Electrical Eng. & Systems 2022-02-07 Xin Wang , Junichi Yamagishi

In this work, we introduce a multi-task transformer for speech deepfake detection, capable of predicting formant trajectories and voicing patterns over time, ultimately classifying speech as real or fake, and highlighting whether its…

Sound · Computer Science 2026-01-23 Viola Negroni , Luca Cuccovillo , Paolo Bestagini , Patrick Aichroth , Stefano Tubaro

This paper presents a review of multi-objective deep learning methods that have been introduced in the literature for speech denoising. After stating an overview of conventional, single objective deep learning, and hybrid or combined…

Audio and Speech Processing · Electrical Eng. & Systems 2020-03-30 Arian Azarang , Nasser Kehtarnavaz

Overlapping Speech Detection (OSD) aims to identify regions where multiple speakers overlap in a conversation, a critical challenge in multi-party speech processing. This work proposes a speaker-aware progressive OSD model that leverages a…

Sound · Computer Science 2025-05-30 Zhaokai Sun , Li Zhang , Qing Wang , Pan Zhou , Lei Xie

Most current speech technology systems are designed to operate well even in the presence of multiple active speakers. However, most solutions assume that the number of co-current speakers is known. Unfortunately, this information might not…

Audio and Speech Processing · Electrical Eng. & Systems 2021-11-02 Midia Yousefi , John H. L. Hansen

Deepfake technology has rapidly advanced and poses significant threats to information integrity and trust in online multimedia. While significant progress has been made in detecting deepfakes, the simultaneous manipulation of audio and…

Computer Vision and Pattern Recognition · Computer Science 2025-04-14 Christos Koutlis , Symeon Papadopoulos

With the proliferation of Audio Language Model (ALM) based deepfake audio, there is an urgent need for generalized detection methods. ALM-based deepfake audio currently exhibits widespread, high deception, and type versatility, posing a…

Automatic detection of speaker confidence is critical for adaptive computing but remains constrained by limited labelled data and the subjectivity of paralinguistic annotations. This paper proposes a semi-supervised hybrid framework that…

Sound · Computer Science 2026-05-13 Adam Wynn , Jingyun Wang

This research introduces an enhanced version of the multi-objective speech assessment model--MOSA-Net+, by leveraging the acoustic features from Whisper, a large-scaled weakly supervised model. We first investigate the effectiveness of…

Audio and Speech Processing · Electrical Eng. & Systems 2024-04-30 Ryandhimas E. Zezario , Yu-Wen Chen , Szu-Wei Fu , Yu Tsao , Hsin-Min Wang , Chiou-Shann Fuh

Recent advances in deep learning and computer vision have made the synthesis and counterfeiting of multimedia content more accessible than ever, leading to possible threats and dangers from malicious users. In the audio field, we are…

Sound · Computer Science 2023-07-31 Daniele Mari , Davide Salvi , Paolo Bestagini , Simone Milani

With the rapid development of speech synthesis and voice conversion technologies, Audio Deepfake has become a serious threat to the Automatic Speaker Verification (ASV) system. Numerous countermeasures are proposed to detect this type of…

Audio and Speech Processing · Electrical Eng. & Systems 2024-01-11 Yinlin Guo , Haofan Huang , Xi Chen , He Zhao , Yuehai Wang

Albeit recent progress in speaker verification generates powerful models, malicious attacks in the form of spoofed speech, are generally not coped with. Recent results in ASVSpoof2015 and BTAS2016 challenges indicate that spoof-aware…

Audio and Speech Processing · Electrical Eng. & Systems 2020-07-28 Heinrich Dinkel , Nanxin Chen , Yanmin Qian , Kai Yu

Audio deepfake detection is an emerging active topic. A growing number of literatures have aimed to study deepfake detection algorithms and achieved effective performance, the problem of which is far from being solved. Although there are…

Sound · Computer Science 2023-08-30 Jiangyan Yi , Chenglong Wang , Jianhua Tao , Xiaohui Zhang , Chu Yuan Zhang , Yan Zhao

With the advancement of audio generation, generative models can produce highly realistic audios. However, the proliferation of deepfake general audio can pose negative consequences. Therefore, we propose a new task, deepfake general audio…

Sound · Computer Science 2024-06-13 Zeyu Xie , Baihan Li , Xuenan Xu , Zheng Liang , Kai Yu , Mengyue Wu
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