English
Related papers

Related papers: IndexTTS 2.5 Technical Report

200 papers

We propose a novel text-to-speech (TTS) framework centered around a neural transducer. Our approach divides the whole TTS pipeline into semantic-level sequence-to-sequence (seq2seq) modeling and fine-grained acoustic modeling stages,…

Audio and Speech Processing · Electrical Eng. & Systems 2024-10-28 Minchan Kim , Myeonghun Jeong , Byoung Jin Choi , Semin Kim , Joun Yeop Lee , Nam Soo Kim

Zero-shot text-to-speech (TTS) synthesis aims to clone any unseen speaker's voice without adaptation parameters. By quantizing speech waveform into discrete acoustic tokens and modeling these tokens with the language model, recent language…

We propose a Speech-to-Text Translation (S2TT) approach that integrates phoneme representations into a Chain-of-Thought (CoT) framework to improve translation in low-resource and zero-resource settings. By introducing phoneme recognition as…

Computation and Language · Computer Science 2025-09-30 Gerard I. Gállego , Oriol Pareras , Martí Cortada Garcia , Lucas Takanori , Javier Hernando

This paper introduces Embarrassingly Easy Text-to-Speech (E2 TTS), a fully non-autoregressive zero-shot text-to-speech system that offers human-level naturalness and state-of-the-art speaker similarity and intelligibility. In the E2 TTS…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-13 Sefik Emre Eskimez , Xiaofei Wang , Manthan Thakker , Canrun Li , Chung-Hsien Tsai , Zhen Xiao , Hemin Yang , Zirun Zhu , Min Tang , Xu Tan , Yanqing Liu , Sheng Zhao , Naoyuki Kanda

Zero-shot Text-To-Speech (TTS) synthesis shows great promise for personalized voice customization through voice cloning. However, current methods for achieving zero-shot TTS heavily rely on large model scales and extensive training datasets…

Sound · Computer Science 2025-01-16 Qianniu Chen , Xiaoyang Hao , Bowen Li , Yue Liu , Li Lu

Existing Large Language Model (LLM) based autoregressive (AR) text-to-speech (TTS) systems, while achieving state-of-the-art quality, still face critical challenges. The foundation of this LLM-based paradigm is the discretization of the…

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

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…

Although numerous recent studies have suggested new frameworks for zero-shot TTS using large-scale, real-world data, studies that focus on the intelligibility of zero-shot TTS are relatively scarce. Zero-shot TTS demands additional efforts…

Audio and Speech Processing · Electrical Eng. & Systems 2024-01-31 Sunghee Jung , Won Jang , Jaesam Yoon , Bongwan Kim

We propose FEIM-TTS, an innovative zero-shot text-to-speech (TTS) model that synthesizes emotionally expressive speech, aligned with facial images and modulated by emotion intensity. Leveraging deep learning, FEIM-TTS transcends traditional…

Sound · Computer Science 2024-09-25 Yunji Chu , Yunseob Shim , Unsang Park

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

Instruction-following text-to-speech (TTS) has emerged as an important capability for controllable and expressive speech generation, yet its evaluation remains underdeveloped due to limited benchmark coverage, weak diagnostic granularity,…

Audio and Speech Processing · Electrical Eng. & Systems 2026-04-21 Huakang Chen , Jingbin Hu , Liumeng Xue , Qirui Zhan , Wenhao Li , Guobin Ma , Hanke Xie , Dake Guo , Linhan Ma , Yuepeng Jiang , Bengu Wu , Pengyuan Xie , Chuan Xie , Qiang Zhang , Lei Xie

Token-based text-to-speech (TTS) models have emerged as a promising avenue for generating natural and realistic speech, yet they grapple with low pronunciation accuracy, speaking style and timbre inconsistency, and a substantial need for…

Sound · Computer Science 2024-03-12 Chunhui Wang , Chang Zeng , Bowen Zhang , Ziyang Ma , Yefan Zhu , Zifeng Cai , Jian Zhao , Zhonglin Jiang , Yong Chen

Scaling Text-to-speech (TTS) to large-scale datasets has been demonstrated as an effective method for improving the diversity and naturalness of synthesized speech. At the high level, previous large-scale TTS models can be categorized into…

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

Adaptive text to speech (TTS) can synthesize new voices in zero-shot scenarios efficiently, by using a well-trained source TTS model without adapting it on the speech data of new speakers. Considering seen and unseen speakers have diverse…

Audio and Speech Processing · Electrical Eng. & Systems 2022-04-04 Yihan Wu , Xu Tan , Bohan Li , Lei He , Sheng Zhao , Ruihua Song , Tao Qin , Tie-Yan Liu

Previous multilingual text-to-speech (TTS) approaches have considered leveraging monolingual speaker data to enable cross-lingual speech synthesis. However, such data-efficient approaches have ignored synthesizing emotional aspects of…

Audio and Speech Processing · Electrical Eng. & Systems 2023-08-01 Xinfa Zhu , Yi Lei , Tao Li , Yongmao Zhang , Hongbin Zhou , Heng Lu , Lei Xie

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…

Recently proposed two-pass direct speech-to-speech translation (S2ST) models decompose the task into speech-to-text translation (S2TT) and text-to-speech (TTS) within an end-to-end model, yielding promising results. However, the training of…

Computation and Language · Computer Science 2024-06-12 Qingkai Fang , Shaolei Zhang , Zhengrui Ma , Min Zhang , Yang Feng

Zero-shot Text-to-Speech (TTS) has recently advanced significantly, enabling models to synthesize speech from text using short, limited-context prompts. These prompts serve as voice exemplars, allowing the model to mimic speaker identity,…

Sound · Computer Science 2025-10-06 Hieu-Nghia Huynh-Nguyen , Huynh Nguyen Dang , Ngoc-Son Nguyen , Van Nguyen