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End-to-end text-to-speech synthesis systems achieved immense success in recent times, with improved naturalness and intelligibility. However, the end-to-end models, which primarily depend on the attention-based alignment, do not offer an…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-07 Giridhar Pamisetty , K. Sri Rama Murty

Data scarcity is one of the main obstacles of domain adaptation in spoken language understanding (SLU) due to the high cost of creating manually tagged SLU datasets. Recent works in neural text generative models, particularly latent…

Computation and Language · Computer Science 2018-11-07 Kang Min Yoo , Youhyun Shin , Sang-goo Lee

In this work, we introduce a framework for cross-lingual speech synthesis, which involves an upstream Voice Conversion (VC) model and a downstream Text-To-Speech (TTS) model. The proposed framework consists of 4 stages. In the first two…

Audio and Speech Processing · Electrical Eng. & Systems 2023-09-18 Dariusz Piotrowski , Renard Korzeniowski , Alessio Falai , Sebastian Cygert , Kamil Pokora , Georgi Tinchev , Ziyao Zhang , Kayoko Yanagisawa

Variational Autoencoders (VAE) and their variants have been widely used in a variety of applications, such as dialog generation, image generation and disentangled representation learning. However, the existing VAE models have some…

Machine Learning · Computer Science 2020-06-23 Huajie Shao , Shuochao Yao , Dachun Sun , Aston Zhang , Shengzhong Liu , Dongxin Liu , Jun Wang , Tarek Abdelzaher

We present a lightweight adaptable neural TTS system with high quality output. The system is composed of three separate neural network blocks: prosody prediction, acoustic feature prediction and Linear Prediction Coding Net as a neural…

Audio and Speech Processing · Electrical Eng. & Systems 2019-06-27 Zvi Kons , Slava Shechtman , Alex Sorin , Carmel Rabinovitz , Ron Hoory

Human speech conveys prosody, linguistic content, and speaker identity. This article investigates a novel speaker anonymization approach using an end-to-end network based on a Vector-Quantized Variational Auto-Encoder (VQ-VAE) to deal with…

Computer Vision and Pattern Recognition · Computer Science 2024-09-25 Sotheara Leang , Anderson Augusma , Eric Castelli , Frédérique Letué , Sethserey Sam , Dominique Vaufreydaz

Text-to-Speech (TTS) has recently seen great progress in synthesizing high-quality speech owing to the rapid development of parallel TTS systems, but producing speech with naturalistic prosodic variations, speaking styles and emotional…

Audio and Speech Processing · Electrical Eng. & Systems 2023-11-21 Yinghao Aaron Li , Cong Han , Nima Mesgarani

Non-parallel many-to-many voice conversion remains an interesting but challenging speech processing task. Many style-transfer-inspired methods such as generative adversarial networks (GANs) and variational autoencoders (VAEs) have been…

Audio and Speech Processing · Electrical Eng. & Systems 2020-04-17 Kaizhi Qian , Zeyu Jin , Mark Hasegawa-Johnson , Gautham J. Mysore

Voice conversion as the style transfer task applied to speech, refers to converting one person's speech into a new speech that sounds like another person's. Up to now, there has been a lot of research devoted to better implementation of VC…

Sound · Computer Science 2023-08-23 Yimin Deng , Huaizhen Tang , Xulong Zhang , Jianzong Wang , Ning Cheng , Jing Xiao

This paper presents CrossVoice, a novel cascade-based Speech-to-Speech Translation (S2ST) system employing advanced ASR, MT, and TTS technologies with cross-lingual prosody preservation through transfer learning. We conducted comprehensive…

Computation and Language · Computer Science 2024-06-19 Medha Hira , Arnav Goel , Anubha Gupta

This paper proposes a hierarchical, fine-grained and interpretable latent variable model for prosody based on the Tacotron 2 text-to-speech model. It achieves multi-resolution modeling of prosody by conditioning finer level representations…

Audio and Speech Processing · Electrical Eng. & Systems 2020-02-11 Guangzhi Sun , Yu Zhang , Ron J. Weiss , Yuan Cao , Heiga Zen , Yonghui Wu

In recent years, prompting has quickly become one of the standard ways of steering the outputs of generative machine learning models, due to its intuitive use of natural language. In this work, we propose a system conditioned on embeddings…

Computation and Language · Computer Science 2024-06-13 Thomas Bott , Florian Lux , Ngoc Thang Vu

The utilization of discrete speech tokens, divided into semantic tokens and acoustic tokens, has been proven superior to traditional acoustic feature mel-spectrograms in terms of naturalness and robustness for text-to-speech (TTS)…

Sound · Computer Science 2024-03-29 Chenpeng Du , Yiwei Guo , Feiyu Shen , Zhijun Liu , Zheng Liang , Xie Chen , Shuai Wang , Hui Zhang , Kai Yu

Singing Voice Synthesis (SVS) aims to generate singing voices of high fidelity and expressiveness. Conventional SVS systems usually utilize an acoustic model to transform a music score into acoustic features, followed by a vocoder to…

Audio and Speech Processing · Electrical Eng. & Systems 2024-12-16 Jianwei Cui , Yu Gu , Shihao Chen , Jie Zhang , Liping Chen , Lirong Dai

Voice communication in bandwidth-constrained environments--maritime, satellite, and tactical networks--remains prohibitively expensive. Traditional codecs struggle below 1 kbps, while existing semantic approaches (STT-TTS) sacrifice prosody…

Sound · Computer Science 2025-12-04 Siyu Wang , Haitao Li , Donglai Zhu

The Variational Autoencoder (VAE) is a powerful deep generative model that is now extensively used to represent high-dimensional complex data via a low-dimensional latent space learned in an unsupervised manner. In the original VAE model,…

Sound · Computer Science 2021-06-15 Xiaoyu Bie , Laurent Girin , Simon Leglaive , Thomas Hueber , Xavier Alameda-Pineda

Recent Text-to-Speech (TTS) systems trained on reading or acted corpora have achieved near human-level naturalness. The diversity of human speech, however, often goes beyond the coverage of these corpora. We believe the ability to handle…

Audio and Speech Processing · Electrical Eng. & Systems 2023-02-09 Li-Wei Chen , Shinji Watanabe , Alexander Rudnicky

Controllable human voice generation, particularly for expressive domains like singing, remains a significant challenge. This paper introduces Vevo2, a unified framework for controllable speech and singing voice generation. To tackle issues…

This paper presents the description of our submitted system for Voice Conversion Challenge (VCC) 2020 with vector-quantization variational autoencoder (VQ-VAE) with WaveNet as the decoder, i.e., VQ-VAE-WaveNet. VQ-VAE-WaveNet is a…

Sound · Computer Science 2020-10-16 Haitong Zhang

Incorporating cross-speaker style transfer in text-to-speech (TTS) models is challenging due to the need to disentangle speaker and style information in audio. In low-resource expressive data scenarios, voice conversion (VC) can generate…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-27 Lucas H. Ueda , Leonardo B. de M. M. Marques , Flávio O. Simões , Mário U. Neto , Fernando Runstein , Bianca Dal Bó , Paula D. P. Costa