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This work introduces MELA-TTS, a novel joint transformer-diffusion framework for end-to-end text-to-speech synthesis. By autoregressively generating continuous mel-spectrogram frames from linguistic and speaker conditions, our architecture…

Audio and Speech Processing · Electrical Eng. & Systems 2026-01-27 Keyu An , Zhiyu Zhang , Changfeng Gao , Yabin Li , Zhendong Peng , Haoxu Wang , Zhihao Du , Han Zhao , Zhifu Gao , Xiangang Li

Neural TTS has shown it can generate high quality synthesized speech. In this paper, we investigate the multi-speaker latent space to improve neural TTS for adapting the system to new speakers with only several minutes of speech or…

Audio and Speech Processing · Electrical Eng. & Systems 2019-09-04 Yan Deng , Lei He , Frank Soong

Text-to-speech (TTS) has been extensively studied for generating high-quality speech with textual inputs, playing a crucial role in various real-time applications. For real-world deployment, ensuring stable and timely generation in TTS…

Audio and Speech Processing · Electrical Eng. & Systems 2024-10-23 Xiaoxue Gao , Yiming Chen , Xianghu Yue , Yu Tsao , Nancy F. Chen

Semantic communication is a promising technology to improve communication efficiency by transmitting only the semantic information of the source data. However, traditional semantic communication methods primarily focus on data…

Sound · Computer Science 2024-10-07 Jiahao Zheng , Jinke Ren , Peng Xu , Zhihao Yuan , Jie Xu , Fangxin Wang , Gui Gui , Shuguang Cui

We introduce a text-to-speech (TTS) model called BASE TTS, which stands for $\textbf{B}$ig $\textbf{A}$daptive $\textbf{S}$treamable TTS with $\textbf{E}$mergent abilities. BASE TTS is the largest TTS model to-date, trained on 100K hours of…

Recent advancements in text-to-speech (TTS) models have been driven by the integration of large language models (LLMs), enhancing semantic comprehension and improving speech naturalness. However, existing LLM-based TTS models often lack…

Sound · Computer Science 2025-04-29 Xin Li , Kaikai Jia , Hao Sun , Jun Dai , Ziyang Jiang

Recent advancements in speech synthesis have enabled large language model (LLM)-based systems to perform zero-shot generation with controllable content, timbre, speaker identity, and emotion through input prompts. As a result, these models…

Large Language Models (LLMs) are widely used in real-time voice chat applications, typically in combination with text-to-speech (TTS) systems to generate audio responses. However, their large size often leads to noticeable latency between…

Computation and Language · Computer Science 2025-10-09 Shufan Li , Aditya Grover

Full-stream text-to-speech (TTS) for interactive systems must start speaking with minimal delay while remaining controllable as text arrives incrementally. We present VoXtream2, a zero-shot full-stream TTS model with dynamic speaking-rate…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-17 Nikita Torgashov , Gustav Eje Henter , Gabriel Skantze

Typical high quality text-to-speech (TTS) systems today use a two-stage architecture, with a spectrum model stage that generates spectral frames and a vocoder stage that generates the actual audio. High-quality spectrum models usually…

Sound · Computer Science 2021-04-05 Qing He , Zhiping Xiu , Thilo Koehler , Jilong Wu

The rapid growth of voice assistants powered by large language models (LLM) has highlighted a need for speech instruction data to train these systems. Despite the abundance of speech recognition data, there is a notable scarcity of speech…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-26 Alan Dao , Dinh Bach Vu , Huy Hoang Ha , Tuan Le Duc Anh , Shreyas Gopal , Yue Heng Yeo , Warren Keng Hoong Low , Eng Siong Chng , Jia Qi Yip

This letter presents an incremental text-to-speech (TTS) method that performs synthesis in small linguistic units while maintaining the naturalness of output speech. Incremental TTS is generally subject to a trade-off between latency and…

Sound · Computer Science 2021-05-26 Takaaki Saeki , Shinnosuke Takamichi , Hiroshi Saruwatari

We introduce SPEAR-TTS, a multi-speaker text-to-speech (TTS) system that can be trained with minimal supervision. By combining two types of discrete speech representations, we cast TTS as a composition of two sequence-to-sequence tasks:…

This paper introduces StyleSpeech, a novel Text-to-Speech~(TTS) system that enhances the naturalness and accuracy of synthesized speech. Building upon existing TTS technologies, StyleSpeech incorporates a unique Style Decorator structure…

Sound · Computer Science 2024-12-31 Haowei Lou , Helen Paik , Wen Hu , Lina Yao

Given the great success of large language models (LLMs) across various tasks, in this paper, we introduce LLM-ST, a novel and effective speech translation model constructed upon a pre-trained LLM. By integrating the large language model…

Computation and Language · Computer Science 2023-12-22 Zhichao Huang , Rong Ye , Tom Ko , Qianqian Dong , Shanbo Cheng , Mingxuan Wang , Hang Li

We introduce Matcha-TTS, a new encoder-decoder architecture for speedy TTS acoustic modelling, trained using optimal-transport conditional flow matching (OT-CFM). This yields an ODE-based decoder capable of high output quality in fewer…

Audio and Speech Processing · Electrical Eng. & Systems 2024-01-11 Shivam Mehta , Ruibo Tu , Jonas Beskow , Éva Székely , Gustav Eje Henter

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

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

The zero-shot text-to-speech (TTS) method, based on speaker embeddings extracted from reference speech using self-supervised learning (SSL) speech representations, can reproduce speaker characteristics very accurately. However, this…

We present a novel generative model that combines state-of-the-art neural text-to-speech (TTS) with semi-supervised probabilistic latent variable models. By providing partial supervision to some of the latent variables, we are able to force…

Computation and Language · Computer Science 2019-10-07 Raza Habib , Soroosh Mariooryad , Matt Shannon , Eric Battenberg , RJ Skerry-Ryan , Daisy Stanton , David Kao , Tom Bagby
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