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Adversarial examples causing evasive predictions are widely used to evaluate and improve the robustness of machine learning models. However, current studies focus on supervised learning tasks, relying on the ground-truth data label, a…

Machine Learning · Computer Science 2021-12-09 Chia-Yi Hsu , Pin-Yu Chen , Songtao Lu , Sijia Liu , Chia-Mu Yu

Eliminating the negative effect of non-stationary environmental noise is a long-standing research topic for automatic speech recognition that stills remains an important challenge. Data-driven supervised approaches, including ones based on…

Recently, the standard variational autoencoder has been successfully used to learn a probabilistic prior over speech signals, which is then used to perform speech enhancement. Variational autoencoders have then been conditioned on a label…

Audio and Speech Processing · Electrical Eng. & Systems 2022-01-04 Guillaume Carbajal , Julius Richter , Timo Gerkmann

Deep Imitation Learning requires a large number of expert demonstrations, which are not always easy to obtain, especially for complex tasks. A way to overcome this shortage of labels is through data augmentation. However, this cannot be…

Machine Learning · Computer Science 2021-03-29 Dafni Antotsiou , Carlo Ciliberto , Tae-Kyun Kim

Factorizing speech as disentangled speech representations is vital to achieve highly controllable style transfer in voice conversion (VC). Conventional speech representation learning methods in VC only factorize speech as speaker and…

Audio and Speech Processing · Electrical Eng. & Systems 2021-12-06 Jie Wang , Jingbei Li , Xintao Zhao , Zhiyong Wu , Shiyin Kang , Helen Meng

Large speech emotion recognition datasets are hard to obtain, and small datasets may contain biases. Deep-net-based classifiers, in turn, are prone to exploit those biases and find shortcuts such as speaker characteristics. These shortcuts…

Machine Learning · Computer Science 2022-11-08 Itai Gat , Hagai Aronowitz , Weizhong Zhu , Edmilson Morais , Ron Hoory

Adversarial training has emerged as an effective approach to train robust neural network models that are resistant to adversarial attacks, even in low-label regimes where labeled data is scarce. In this paper, we introduce a novel…

Machine Learning · Computer Science 2024-11-28 Tian Ye , Rajgopal Kannan , Viktor Prasanna

Multi-speaker TTS has to learn both linguistic embedding and text embedding to generate speech of desired linguistic content in desired voice. However, it is unclear which characteristic of speech results from speaker and which part from…

Audio and Speech Processing · Electrical Eng. & Systems 2020-06-15 Sunghee Jung , Hoirin Kim

Large performance degradation is often observed for speaker ver-ification systems when applied to a new domain dataset. Givenan unlabeled target-domain dataset, unsupervised domain adaptation(UDA) methods, which usually leverage adversarial…

Sound · Computer Science 2021-09-01 Zhengyang Chen , Shuai Wang , Yanmin Qian

Although supervised deep learning has revolutionized speech and audio processing, it has necessitated the building of specialist models for individual tasks and application scenarios. It is likewise difficult to apply this to dialects and…

Automatic recognition of disordered speech remains a highly challenging task to date. The underlying neuro-motor conditions, often compounded with co-occurring physical disabilities, lead to the difficulty in collecting large quantities of…

Audio and Speech Processing · Electrical Eng. & Systems 2021-08-03 Zengrui Jin , Mengzhe Geng , Xurong Xie , Jianwei Yu , Shansong Liu , Xunying Liu , Helen Meng

Meta-learning has recently become a research hotspot in speaker verification (SV). We introduce two methods to improve the meta-learning training for SV in this paper. For the first method, a backbone embedding network is first jointly…

Audio and Speech Processing · Electrical Eng. & Systems 2023-08-04 Yafeng Chen , Wu Guo , Bin Gu

The objective of this work is to train noise-robust speaker embeddings adapted for speaker diarisation. Speaker embeddings play a crucial role in the performance of diarisation systems, but they often capture spurious information such as…

Sound · Computer Science 2022-11-04 You Jin Kim , Hee-Soo Heo , Jee-weon Jung , Youngki Kwon , Bong-Jin Lee , Joon Son Chung

Automatic recognition of disordered speech remains a highly challenging task to date. The underlying neuro-motor conditions, often compounded with co-occurring physical disabilities, lead to the difficulty in collecting large quantities of…

Audio and Speech Processing · Electrical Eng. & Systems 2023-03-21 Zengrui Jin , Xurong Xie , Mengzhe Geng , Tianzi Wang , Shujie Hu , Jiajun Deng , Guinan Li , Xunying Liu

Over the last few years, deep learning has grown in popularity for speaker verification, identification, and diarization. Inarguably, a significant part of this success is due to the demonstrated effectiveness of their speaker…

Sound · Computer Science 2022-10-07 Yehoshua Dissen , Felix Kreuk , Joseph Keshet

Adversarial training is widely acknowledged as the most effective defense against adversarial attacks. However, it is also well established that achieving both robustness and generalization in adversarially trained models involves a…

Computation and Language · Computer Science 2023-12-12 Enes Altinisik , Hassan Sajjad , Husrev Taha Sencar , Safa Messaoud , Sanjay Chawla

Training speaker-discriminative and robust speaker verification systems without explicit speaker labels remains a persisting challenge. In this paper, we propose a new self-supervised speaker verification approach, Self-Distillation…

Audio and Speech Processing · Electrical Eng. & Systems 2024-12-28 Yafeng Chen , Siqi Zheng , Hui Wang , Luyao Cheng , Qian Chen , Shiliang Zhang , Wen Wang

We propose self-adaptive training -- a unified training algorithm that dynamically calibrates and enhances training processes by model predictions without incurring an extra computational cost -- to advance both supervised and…

Machine Learning · Computer Science 2022-10-17 Lang Huang , Chao Zhang , Hongyang Zhang

Background noise is a well-known factor that deteriorates the accuracy and reliability of speaker verification (SV) systems by blurring speech intelligibility. Various studies have used separate pretrained enhancement models as the…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-28 Ju-ho Kim , Jungwoo Heo , Hye-jin Shim , Ha-Jin Yu

In speech recognition, it is essential to model the phonetic content of the input signal while discarding irrelevant factors such as speaker variations and noise, which is challenging in low-resource settings. Self-supervised pre-training…

Computation and Language · Computer Science 2023-01-04 Sreepratha Ram , Hanan Aldarmaki