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While generative adversarial networks (GANs) based neural text-to-speech (TTS) systems have shown significant improvement in neural speech synthesis, there is no TTS system to learn to synthesize speech from text sequences with only…

Audio and Speech Processing · Electrical Eng. & Systems 2020-12-15 Sang-Hoon Lee , Hyun-Wook Yoon , Hyeong-Rae Noh , Ji-Hoon Kim , Seong-Whan Lee

Lack of large, well-annotated emotional speech corpora continues to limit the performance and robustness of speech emotion recognition (SER), particularly as models grow more complex and the demand for multimodal systems increases. While…

Sound · Computer Science 2026-02-13 Chung-Soo Ahn , Rajib Rana , Sunil Sivadas , Carlos Busso , Jagath C. Rajapakse

This paper presents a speaking-rate-controllable HiFi-GAN neural vocoder. Original HiFi-GAN is a high-fidelity, computationally efficient, and tiny-footprint neural vocoder. We attempt to incorporate a speaking rate control function into…

Sound · Computer Science 2022-04-25 Detai Xin , Shinnosuke Takamichi , Takuma Okamoto , Hisashi Kawai , Hiroshi Saruwatari

Current two-stage TTS framework typically integrates an acoustic model with a vocoder -- the acoustic model predicts a low resolution intermediate representation such as Mel-spectrum while the vocoder generates waveform from the…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-23 Jian Cong , Shan Yang , Lei Xie , Dan Su

Real-world audio recordings are often degraded by factors such as noise, reverberation, and equalization distortion. This paper introduces HiFi-GAN, a deep learning method to transform recorded speech to sound as though it had been recorded…

Audio and Speech Processing · Electrical Eng. & Systems 2020-09-23 Jiaqi Su , Zeyu Jin , Adam Finkelstein

Multi-segment reconstruction (MSR) is the problem of estimating a signal given noisy partial observations. Here each observation corresponds to a randomly located segment of the signal. While previous works address this problem using…

Signal Processing · Electrical Eng. & Systems 2021-02-19 Mona Zehni , Zhizhen Zhao

Millimeter-wave (mmWave) radar captures are band-limited and noisy, making for difficult reconstruction of intelligible full-bandwidth speech. In this work, we propose a two-stage speech reconstruction pipeline for mmWave using a…

Sound · Computer Science 2026-02-27 Jash Karani , Adithya Chittem , Deepan Roy , Sandeep Joshi

Speech Emotion Recognition (SER) analyzes human emotions expressed through speech. Self-supervised learning (SSL) offers a promising approach to SER by learning meaningful representations from a large amount of unlabeled audio data.…

Sound · Computer Science 2024-10-17 Jonghwan Hyeon , Yung-Hwan Oh , Ho-Jin Choi

Dysarthric speech reconstruction is challenging due to its pathological sound patterns. Preserving speaker identity, especially without access to normal speech, is a key challenge. Our proposed approach uses contrastive learning to extract…

Audio and Speech Processing · Electrical Eng. & Systems 2024-10-08 Keshvari Fatemeh , Mahdian Toroghi Rahil , Zareian Hassan

We deal with the problem of sparsity-based audio inpainting, i.e. filling in the missing segments of audio. A consequence of the approaches based on mathematical optimization is the insufficient amplitude of the signal in the filled gaps.…

Audio and Speech Processing · Electrical Eng. & Systems 2020-11-03 Ondřej Mokrý , Pavel Rajmic

Generative models have shown significant achievements in audio generation tasks. However, existing models struggle with complex and detailed prompts, leading to potential performance degradation. We hypothesize that this problem stems from…

Efficient audio synthesis is an inherently difficult machine learning task, as human perception is sensitive to both global structure and fine-scale waveform coherence. Autoregressive models, such as WaveNet, model local structure at the…

Fake audio attack becomes a major threat to the speaker verification system. Although current detection approaches have achieved promising results on dataset-specific scenarios, they encounter difficulties on unseen spoofing data.…

Sound · Computer Science 2022-07-12 Haoxin Ma , Jiangyan Yi , Jianhua Tao , Ye Bai , Zhengkun Tian , Chenglong Wang

Deep learning has become a standard approach for the modeling of audio effects, yet strictly black-box modeling remains problematic for time-varying systems. Unlike time-invariant effects, training models on devices with internal modulation…

Sound · Computer Science 2025-12-18 Yann Bourdin , Pierrick Legrand , Fanny Roche

Generative adversial network (GAN) is a type of generative model that maps a high-dimensional noise to samples in target distribution. However, the dimension of noise required in GAN is not well understood. Previous approaches view GAN as a…

Computer Vision and Pattern Recognition · Computer Science 2024-03-15 Ziran Zhu , Tongda Xu , Ling Li , Yan Wang

The classification of acoustic environments allows for machines to better understand the auditory world around them. The use of deep learning in order to teach machines to discriminate between different rooms is a new area of research.…

Audio and Speech Processing · Electrical Eng. & Systems 2020-12-07 Constantinos Papayiannis , Christine Evers , Patrick A. Naylor

We propose a novel method to use both audio and a low-resolution image to perform extreme face super-resolution (a 16x increase of the input size). When the resolution of the input image is very low (e.g., 8x8 pixels), the loss of…

Computer Vision and Pattern Recognition · Computer Science 2020-04-03 Givi Meishvili , Simon Jenni , Paolo Favaro

Humans can imagine a scene from a sound. We want machines to do so by using conditional generative adversarial networks (GANs). By applying the techniques including spectral norm, projection discriminator and auxiliary classifier, compared…

Computation and Language · Computer Science 2018-08-14 Chia-Hung Wan , Shun-Po Chuang , Hung-Yi Lee

Recent research has delved into speech enhancement (SE) approaches that leverage audio embeddings from pre-trained models, diverging from time-frequency masking or signal prediction techniques. This paper introduces an efficient and…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-16 Xingwei Sun , Heinrich Dinkel , Yadong Niu , Linzhang Wang , Junbo Zhang , Jian Luan

Speech enhancement using artificial neural networks aims to remove noise from noisy speech signals while preserving the speech content. However, speech enhancement networks often introduce distortions to the speech signal, referred to as…

Sound · Computer Science 2025-08-15 Iksoon Jeong , Kyung-Joong Kim , Kang-Hun Ahn
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