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In text-to-speech (TTS) synthesis, diffusion models have achieved promising generation quality. However, because of the pre-defined data-to-noise diffusion process, their prior distribution is restricted to a noisy representation, which…

Machine Learning · Computer Science 2024-02-09 Zehua Chen , Guande He , Kaiwen Zheng , Xu Tan , Jun Zhu

Non-autoregressive text to speech (TTS) models such as FastSpeech can synthesize speech significantly faster than previous autoregressive models with comparable quality. The training of FastSpeech model relies on an autoregressive teacher…

Audio and Speech Processing · Electrical Eng. & Systems 2022-08-09 Yi Ren , Chenxu Hu , Xu Tan , Tao Qin , Sheng Zhao , Zhou Zhao , Tie-Yan Liu

While Diffusion Transformers (DiT) have advanced non-autoregressive (NAR) speech synthesis, their high computational demands remain an limitation. Existing DiT-based text-to-speech (TTS) model acceleration approaches mainly focus on…

Sound · Computer Science 2025-09-15 Yanru Huo , Ziyue Jiang , Zuoli Tang , Qingyang Hong , Zhou Zhao

The study of speech disorders can benefit greatly from time-aligned data. However, audio-text mismatches in disfluent speech cause rapid performance degradation for modern speech aligners, hindering the use of automatic approaches. In this…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-05 Theodoros Kouzelis , Georgios Paraskevopoulos , Athanasios Katsamanis , Vassilis Katsouros

Controlling speaking style in text-to-speech (TTS) systems has become a growing focus in both academia and industry. While many existing approaches rely on reference audio to guide style generation, such methods are often impractical due to…

Sound · Computer Science 2025-10-22 Haowei Lou , Hye-Young Paik , Wen Hu , Lina Yao

Recently, deep learning-based Text-to-Speech (TTS) systems have achieved high-quality speech synthesis results. Recurrent neural networks have become a standard modeling technique for sequential data in TTS systems and are widely used.…

Sound · Computer Science 2024-03-19 Ziqi Liang , Haoxiang Shi , Jiawei Wang , Keda Lu

Current text-to-speech (TTS) models face a persistent limitation: autoregressive (AR) models suffer from low generation efficiency, while modern non-autoregressive (NAR) models experience high latency due to their unordered temporal nature.…

Sound · Computer Science 2026-03-17 Zhengyan Sheng , Zhihao Du , Shiliang Zhang , Zhijie Yan , Liping Chen

This paper describes Mixer-TTS, a non-autoregressive model for mel-spectrogram generation. The model is based on the MLP-Mixer architecture adapted for speech synthesis. The basic Mixer-TTS contains pitch and duration predictors, with the…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-25 Oktai Tatanov , Stanislav Beliaev , Boris Ginsburg

Recently, text-to-speech (TTS) models such as FastSpeech and ParaNet have been proposed to generate mel-spectrograms from text in parallel. Despite the advantage, the parallel TTS models cannot be trained without guidance from…

Audio and Speech Processing · Electrical Eng. & Systems 2020-10-26 Jaehyeon Kim , Sungwon Kim , Jungil Kong , Sungroh Yoon

In this paper, we address the task of multimodal-to-speech generation, which aims to synthesize high-quality speech from multiple input modalities: text, video, and reference audio. This task has gained increasing attention due to its wide…

Computer Vision and Pattern Recognition · Computer Science 2025-10-06 Jeongsoo Choi , Ji-Hoon Kim , Kim Sung-Bin , Tae-Hyun Oh , Joon Son Chung

In this work, we take on the challenging task of building a single text-to-speech synthesis system that is capable of generating speech in over 7000 languages, many of which lack sufficient data for traditional TTS development. By…

Computation and Language · Computer Science 2024-06-11 Florian Lux , Sarina Meyer , Lyonel Behringer , Frank Zalkow , Phat Do , Matt Coler , Emanuël A. P. Habets , Ngoc Thang Vu

We introduce Seed-TTS, a family of large-scale autoregressive text-to-speech (TTS) models capable of generating speech that is virtually indistinguishable from human speech. Seed-TTS serves as a foundation model for speech generation and…

Large language model (LLM) based zero-shot text-to-speech (TTS) methods tend to preserve the acoustic environment of the audio prompt, leading to degradation in synthesized speech quality when the audio prompt contains noise. In this paper,…

Audio and Speech Processing · Electrical Eng. & Systems 2025-05-23 Ye-Xin Lu , Hui-Peng Du , Fei Liu , Yang Ai , Zhen-Hua Ling

Diffusion and flow matching TTS faces a tension between discrete temporal structure and continuous spectral modeling. Two-stage models diffuse on fixed alignments, often collapsing to mean prosody; single-stage models avoid explicit…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-17 Jiabao Ai , Minghui Zhao , Anton Ragni

This paper introduces BnTTS (Bangla Text-To-Speech), the first framework for Bangla speaker adaptation-based TTS, designed to bridge the gap in Bangla speech synthesis using minimal training data. Building upon the XTTS architecture, our…

Building state-of-the-art text-to-speech (TTS) systems typically demands millions of hours of proprietary data and complex multi-stage architectures, creating substantial barriers for resource-constrained research teams. In this report, we…

Most text-to-speech (TTS) methods use high-quality speech corpora recorded in a well-designed environment, incurring a high cost for data collection. To solve this problem, existing noise-robust TTS methods are intended to use noisy speech…

Sound · Computer Science 2022-06-30 Takaaki Saeki , Kentaro Tachibana , Ryuichi Yamamoto

Unconstrained lip-to-speech synthesis aims to generate corresponding speeches from silent videos of talking faces with no restriction on head poses or vocabulary. Current works mainly use sequence-to-sequence models to solve this problem,…

Sound · Computer Science 2022-07-14 Yongqi Wang , Zhou Zhao

A Spoken dialogue system for an unseen language is referred to as Zero resource speech. It is especially beneficial for developing applications for languages that have low digital resources. Zero resource speech synthesis is the task of…

Audio and Speech Processing · Electrical Eng. & Systems 2020-09-11 Karthik Pandia D S , Anusha Prakash , Mano Ranjith Kumar , Hema A Murthy

Latent diffusion models have shown promising results in audio generation, making notable advancements over traditional methods. However, their performance, while impressive with short audio clips, faces challenges when extended to longer…

Sound · Computer Science 2024-07-16 Zhenxiong Tan , Xinyin Ma , Gongfan Fang , Xinchao Wang