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While neural methods for text-to-speech (TTS) have shown great advances in modeling multiple speakers, even in zero-shot settings, the amount of data needed for those approaches is generally not feasible for the vast majority of the world's…

Computation and Language · Computer Science 2022-10-25 Florian Lux , Julia Koch , Ngoc Thang Vu

Neural Text-to-Speech (TTS) systems find broad applications in voice assistants, e-learning, and audiobook creation. The pursuit of modern models, like Diffusion Models (DMs), holds promise for achieving high-fidelity, real-time speech…

Sound · Computer Science 2024-04-02 Xiang Li , Fan Bu , Ambuj Mehrish , Yingting Li , Jiale Han , Bo Cheng , Soujanya Poria

Voice-based conversational AI systems increasingly rely on cascaded architectures that combine speech-to-text (STT), large language models (LLMs), and text-to-speech (TTS) components. We present a large-scale empirical comparison of STT x…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-25 Rumi Allbert , Nima Yazdani , Ali Ansari , Aruj Mahajan , Amirhossein Afsharrad , Seyed Shahabeddin Mousavi

Producing synthetic voice, similar to human-like sound, is an emerging novelty of modern interactive media systems. Text-To-Speech (TTS) systems try to generate synthetic and authentic voices via text input. Besides, well known and familiar…

Audio and Speech Processing · Electrical Eng. & Systems 2023-10-24 Mohammad Reza Hasanabadi

Zero-shot text-to-speech (TTS) has gained significant attention due to its powerful voice cloning capabilities, requiring only a few seconds of unseen speaker voice prompts. However, all previous work has been developed for cloud-based…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-04 Shengpeng Ji , Ziyue Jiang , Hanting Wang , Jialong Zuo , Zhou Zhao

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…

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

Recent advancements in text-to-speech (TTS) powered by language models have showcased remarkable capabilities in achieving naturalness and zero-shot voice cloning. Notably, the decoder-only transformer is the prominent architecture in this…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-12 Théodor Lemerle , Nicolas Obin , Axel Roebel

People change their tones of voice, often accompanied by nonverbal vocalizations (NVs) such as laughter and cries, to convey rich emotions. However, most text-to-speech (TTS) systems lack the capability to generate speech with rich…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-18 Haibin Wu , Xiaofei Wang , Sefik Emre Eskimez , Manthan Thakker , Daniel Tompkins , Chung-Hsien Tsai , Canrun Li , Zhen Xiao , Sheng Zhao , Jinyu Li , Naoyuki Kanda

Short-utterance speaker verification presents significant challenges due to the limited information in brief speech segments, which can undermine accuracy and reliability. Recently, zero-shot text-to-speech (ZS-TTS) systems have made…

Sound · Computer Science 2025-06-18 Yiyang Zhao , Shuai Wang , Guangzhi Sun , Zehua Chen , Chao Zhang , Mingxing Xu , Thomas Fang Zheng

The advancements in zero-shot text-to-speech (TTS) methods, based on large-scale models, have demonstrated high fidelity in reproducing speaker characteristics. However, these models are too large for practical daily use. We propose a…

Sound · Computer Science 2024-07-02 Kenichi Fujita , Takanori Ashihara , Marc Delcroix , Yusuke Ijima

We propose PromptTTS++, a prompt-based text-to-speech (TTS) synthesis system that allows control over speaker identity using natural language descriptions. To control speaker identity within the prompt-based TTS framework, we introduce the…

Audio and Speech Processing · Electrical Eng. & Systems 2023-12-29 Reo Shimizu , Ryuichi Yamamoto , Masaya Kawamura , Yuma Shirahata , Hironori Doi , Tatsuya Komatsu , Kentaro Tachibana

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

Scaling text-to-speech (TTS) to large-scale, multi-speaker, and in-the-wild datasets is important to capture the diversity in human speech such as speaker identities, prosodies, and styles (e.g., singing). Current large TTS systems usually…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-31 Kai Shen , Zeqian Ju , Xu Tan , Yanqing Liu , Yichong Leng , Lei He , Tao Qin , Sheng Zhao , Jiang Bian

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

Recent advances in Text-To-Speech (TTS) technology have enabled synthetic speech to mimic human voices with remarkable realism, raising significant security concerns. This underscores the need for traceable TTS models-systems capable of…

Audio and Speech Processing · Electrical Eng. & Systems 2025-07-08 Yuxiang Zhao , Yunchong Xiao , Yushen Chen , Zhikang Niu , Shuai Wang , Kai Yu , Xie Chen

While neural text-to-speech (TTS) has achieved human-like natural synthetic speech, multilingual TTS systems are limited to resource-rich languages due to the need for paired text and studio-quality audio data. This paper proposes a method…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-30 Takaaki Saeki , Soumi Maiti , Xinjian Li , Shinji Watanabe , Shinnosuke Takamichi , Hiroshi Saruwatari

Recent advances in large language models (LLMs) and development of audio codecs greatly propel the zero-shot TTS. They can synthesize personalized speech with only a 3-second speech of an unseen speaker as acoustic prompt. However, they…

Sound · Computer Science 2024-06-07 Jinlong Xue , Yayue Deng , Yicheng Han , Yingming Gao , Ya Li

We propose a novel description-based controllable text-to-speech (TTS) method with cross-lingual control capability. To address the lack of audio-description paired data in the target language, we combine a TTS model trained on the target…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-27 Ryuichi Yamamoto , Yuma Shirahata , Masaya Kawamura , Kentaro Tachibana

Reference-based Text-to-Speech (TTS) models can generate multiple, prosodically-different renditions of the same target text. Such models jointly learn a latent acoustic space during training, which can be sampled from during inference.…

Computation and Language · Computer Science 2023-09-20 Atli Thor Sigurgeirsson , Simon King