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Related papers: Total-Duration-Aware Duration Modeling for Text-to…

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Diffusion-based text-to-speech (TTS) systems have made remarkable progress in zero-shot speech synthesis, yet optimizing all components for perceptual metrics remains challenging. Prior work with DMOSpeech demonstrated direct metric…

Audio and Speech Processing · Electrical Eng. & Systems 2025-07-22 Yinghao Aaron Li , Xilin Jiang , Fei Tao , Cheng Niu , Kaifeng Xu , Juntong Song , Nima Mesgarani

Text-to-Speech (TTS) models can generate natural, human-like speech across multiple languages by transforming phonemes into waveforms. However, multilingual TTS remains challenging due to discrepancies in phoneme vocabularies and variations…

Sound · Computer Science 2025-04-14 Haowei Lou , Hye-young Paik , Sheng Li , Wen Hu , Lina Yao

This paper proposes speaker-adaptive neural vocoders for parametric text-to-speech (TTS) systems. Recently proposed WaveNet-based neural vocoding systems successfully generate a time sequence of speech signal with an autoregressive…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-04 Eunwoo Song , Jin-Seob Kim , Kyungguen Byun , Hong-Goo Kang

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

Text-to-Speech (TTS) models have advanced significantly, aiming to accurately replicate human speech's diversity, including unique speaker identities and linguistic nuances. Despite these advancements, achieving an optimal balance between…

Audio and Speech Processing · Electrical Eng. & Systems 2024-08-28 Jinhyeok Yang , Junhyeok Lee , Hyeong-Seok Choi , Seunghun Ji , Hyeongju Kim , Juheon Lee

Although recent neural text-to-speech (TTS) systems have achieved high-quality speech synthesis, there are cases where a TTS system generates low-quality speech, mainly caused by limited training data or information loss during knowledge…

Audio and Speech Processing · Electrical Eng. & Systems 2022-05-26 Yeunju Choi , Youngmoon Jung , Youngjoo Suh , Hoirin Kim

An unsupervised text-to-speech synthesis (TTS) system learns to generate speech waveforms corresponding to any written sentence in a language by observing: 1) a collection of untranscribed speech waveforms in that language; 2) a collection…

Audio and Speech Processing · Electrical Eng. & Systems 2022-08-17 Junrui Ni , Liming Wang , Heting Gao , Kaizhi Qian , Yang Zhang , Shiyu Chang , Mark Hasegawa-Johnson

Neural text-to-speech (TTS) can provide quality close to natural speech if an adequate amount of high-quality speech material is available for training. However, acquiring speech data for TTS training is costly and time-consuming,…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-29 Tuomo Raitio , Javier Latorre , Andrea Davis , Tuuli Morrill , Ladan Golipour

In the development of neural text-to-speech systems, model pre-training with a large amount of non-target speakers' data is a common approach. However, in terms of ultimately achieved system performance for target speaker(s), the actual…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-11 Guangyan Zhang , Yichong Leng , Daxin Tan , Ying Qin , Kaitao Song , Xu Tan , Sheng Zhao , Tan Lee

Modern Text-to-Speech (TTS) systems increasingly leverage Large Language Model (LLM) architectures to achieve scalable, high-fidelity, zero-shot generation. However, these systems typically rely on fixed-frame-rate acoustic tokenization,…

Current non-autoregressive (NAR) text-to-speech (TTS) systems still struggle to model diverse and speaker-dependent duration variation. We further observe that richer duration variation can increase the synthesis difficulty of existing…

Audio and Speech Processing · Electrical Eng. & Systems 2026-05-29 Qingliang Meng , Yuqing Deng , Wei Liang , Limei Yu , Huizhi Liang , Tian Li

This paper presents Non-Attentive Tacotron based on the Tacotron 2 text-to-speech model, replacing the attention mechanism with an explicit duration predictor. This improves robustness significantly as measured by unaligned duration ratio…

Sound · Computer Science 2021-05-12 Jonathan Shen , Ye Jia , Mike Chrzanowski , Yu Zhang , Isaac Elias , Heiga Zen , Yonghui Wu

In this paper, we propose a text-to-speech (TTS)-driven data augmentation method for improving the quality of a non-autoregressive (AR) TTS system. Recently proposed non-AR models, such as FastSpeech 2, have successfully achieved fast…

Audio and Speech Processing · Electrical Eng. & Systems 2020-10-27 Min-Jae Hwang , Ryuichi Yamamoto , Eunwoo Song , Jae-Min Kim

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

We present a scalable method to produce high quality emphasis for text-to-speech (TTS) that does not require recordings or annotations. Many TTS models include a phoneme duration model. A simple but effective method to achieve emphasized…

Human talkers often address listeners with language-comprehension challenges, such as hard-of-hearing or non-native adults, by globally slowing down their speech. However, it remains unclear whether this strategy actually makes speech more…

Computation and Language · Computer Science 2026-04-01 Paige Tuttösí , Angelica Lim , H. Henny Yeung , Yue Wang , Jean-Julien Aucouturier

Modern sequence to sequence neural TTS systems provide close to natural speech quality. Such systems usually comprise a network converting linguistic/phonetic features sequence to an acoustic features sequence, cascaded with a neural…

Audio and Speech Processing · Electrical Eng. & Systems 2019-09-26 Slava Shechtman , Alex Sorin

People may be puzzled by the fact that voice over recordings data sets exist in addition to Text-to-Speech (TTS), Synthesis system advancements, albeit this is not the case. The goal of this study is to explain the relevance of TTS as well…

Sound · Computer Science 2022-04-08 Hala Al Masri , Muhy Eddin Za'ter

This paper introduces a novel Token-and-Duration Transducer (TDT) architecture for sequence-to-sequence tasks. TDT extends conventional RNN-Transducer architectures by jointly predicting both a token and its duration, i.e. the number of…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-31 Hainan Xu , Fei Jia , Somshubra Majumdar , He Huang , Shinji Watanabe , Boris Ginsburg

This paper introduces a novel application of Test-Time Training (TTT) for Speech Enhancement, addressing the challenges posed by unpredictable noise conditions and domain shifts. This method combines a main speech enhancement task with a…

Audio and Speech Processing · Electrical Eng. & Systems 2025-10-21 Avishkar Behera , Riya Ann Easow , Venkatesh Parvathala , K. Sri Rama Murty