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Flow-Matching (FM)-based zero-shot text-to-speech (TTS) systems exhibit high-quality speech synthesis and robust generalization capabilities. However, the speaker representation ability of such systems remains underexplored, primarily due…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-18 Haoyu Li , Mingyang Han , Yu Xi , Dongxiao Wang , Hankun Wang , Haoxiang Shi , Boyu Li , Jun Song , Bo Zheng , Shuai Wang , Kai Yu

Zero-shot multi-speaker text-to-speech (ZSM-TTS) models aim to generate a speech sample with the voice characteristic of an unseen speaker. The main challenge of ZSM-TTS is to increase the overall speaker similarity for unseen speakers. One…

Audio and Speech Processing · Electrical Eng. & Systems 2022-12-28 Byoung Jin Choi , Myeonghun Jeong , Joun Yeop Lee , Nam Soo Kim

Discrete Diffusion Language Models progressed rapidly as an alternative to autoregressive (AR) models, motivated by their parallel generation abilities. However, for tractability, discrete diffusion models sample from a factorized…

Machine Learning · Computer Science 2026-05-19 Justin Deschenaux , Caglar Gulcehre

Incremental text-to-speech (TTS) synthesis generates utterances in small linguistic units for the sake of real-time and low-latency applications. We previously proposed an incremental TTS method that leverages a large pre-trained language…

Sound · Computer Science 2021-09-23 Takaaki Saeki , Shinnosuke Takamichi , Hiroshi Saruwatari

Data noising is an effective technique for regularizing neural network models. While noising is widely adopted in application domains such as vision and speech, commonly used noising primitives have not been developed for discrete…

Machine Learning · Computer Science 2017-03-09 Ziang Xie , Sida I. Wang , Jiwei Li , Daniel Lévy , Aiming Nie , Dan Jurafsky , Andrew Y. Ng

Large-scale latent diffusion models (LDMs) excel in content generation across various modalities, but their reliance on phonemes and durations in text-to-speech (TTS) limits scalability and access from other fields. While recent studies…

Audio and Speech Processing · Electrical Eng. & Systems 2025-02-18 Keon Lee , Dong Won Kim , Jaehyeon Kim , Seungjun Chung , Jaewoong Cho

This paper proposes a hierarchical and multi-scale variational autoencoder-based non-autoregressive text-to-speech model (HiMuV-TTS) to generate natural speech with diverse speaking styles. Recent advances in non-autoregressive TTS…

Audio and Speech Processing · Electrical Eng. & Systems 2022-08-16 Jae-Sung Bae , Jinhyeok Yang , Tae-Jun Bak , Young-Sun Joo

Cross-speaker style transfer is crucial to the applications of multi-style and expressive speech synthesis at scale. It does not require the target speakers to be experts in expressing all styles and to collect corresponding recordings for…

Sound · Computer Science 2021-07-28 Shifeng Pan , Lei He

Despite the remarkable advances in language modeling, current mainstream decoding methods still struggle to generate texts that align with human texts across different aspects. In particular, sampling-based methods produce less-repetitive…

Computation and Language · Computer Science 2024-06-06 Haozhe Ji , Pei Ke , Hongning Wang , Minlie Huang

Recurrent Neural Network Transducer (RNN-T), like most end-to-end speech recognition model architectures, has an implicit neural network language model (NNLM) and cannot easily leverage unpaired text data during training. Previous work has…

Computation and Language · Computer Science 2020-10-28 Suyoun Kim , Yuan Shangguan , Jay Mahadeokar , Antoine Bruguier , Christian Fuegen , Michael L. Seltzer , Duc Le

Duration modelling has become an important research problem once more with the rise of non-attention neural text-to-speech systems. The current approaches largely fall back to relying on previous statistical parametric speech synthesis…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-29 Ammar Abbas , Thomas Merritt , Alexis Moinet , Sri Karlapati , Ewa Muszynska , Simon Slangen , Elia Gatti , Thomas Drugman

Recurrent Neural Networks (RNNs) have become the standard modeling technique for sequence data, and are used in a number of novel text-to-speech models. However, training a TTS model including RNN components has certain requirements for GPU…

Computation and Language · Computer Science 2023-04-18 Ziqi Liang

Neural network based end-to-end text to speech (TTS) has significantly improved the quality of synthesized speech. Prominent methods (e.g., Tacotron 2) usually first generate mel-spectrogram from text, and then synthesize speech from the…

Computation and Language · Computer Science 2019-11-21 Yi Ren , Yangjun Ruan , Xu Tan , Tao Qin , Sheng Zhao , Zhou Zhao , Tie-Yan Liu

Thus far, end-to-end (E2E) models have not been shown to outperform state-of-the-art conventional models with respect to both quality, i.e., word error rate (WER), and latency, i.e., the time the hypothesis is finalized after the user stops…

With rapid progress in neural text-to-speech (TTS) models, personalized speech generation is now in high demand for many applications. For practical applicability, a TTS model should generate high-quality speech with only a few audio…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-17 Dongchan Min , Dong Bok Lee , Eunho Yang , Sung Ju Hwang

In real-world regression tasks, datasets frequently exhibit imbalanced distributions, characterized by a scarcity of data in high-complexity regions and an abundance in low-complexity areas. This imbalance presents significant challenges…

Machine Learning · Computer Science 2025-02-05 Donghe Chen , Jiaxuan Yue , Tengjie Zheng , Lanxuan Wang , Lin Cheng

We address the problem of cross-speaker style transfer for text-to-speech (TTS) using data augmentation via voice conversion. We assume to have a corpus of neutral non-expressive data from a target speaker and supporting conversational…

Audio and Speech Processing · Electrical Eng. & Systems 2022-02-11 Manuel Sam Ribeiro , Julian Roth , Giulia Comini , Goeric Huybrechts , Adam Gabrys , Jaime Lorenzo-Trueba

The rapid advancement of large language models (LLMs) has significantly propelled the development of text-based chatbots, demonstrating their capability to engage in coherent and contextually relevant dialogues. However, extending these…

Computation and Language · Computer Science 2024-08-23 Yinghao Aaron Li , Xilin Jiang , Jordan Darefsky , Ge Zhu , Nima Mesgarani

Advances in speech representation and large language models have enhanced zero-shot text-to-speech (TTS) performance. However, existing zero-shot TTS models face challenges in capturing the complex correlations between acoustic and semantic…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-29 Jingyuan Xing , Zhipeng Li , Jialong Mai , Xiaofen Xing , Xiangmin Xu

With the similarity between music and speech synthesis from symbolic input and the rapid development of text-to-speech (TTS) techniques, it is worthwhile to explore ways to improve the MIDI-to-audio performance by borrowing from TTS…

Sound · Computer Science 2023-03-22 Xuan Shi , Erica Cooper , Xin Wang , Junichi Yamagishi , Shrikanth Narayanan