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Related papers: A Vocoder-free WaveNet Voice Conversion with Non-P…

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We present an unsupervised non-parallel many-to-many voice conversion (VC) method using a generative adversarial network (GAN) called StarGAN v2. Using a combination of adversarial source classifier loss and perceptual loss, our model…

Sound · Computer Science 2021-07-26 Yinghao Aaron Li , Ali Zare , Nima Mesgarani

We present a modification to the spectrum differential based direct waveform modification for voice conversion (DIFFVC) so that it can be directly applied as a waveform generation module to voice conversion models. The recently proposed…

Audio and Speech Processing · Electrical Eng. & Systems 2019-07-30 Wen-Chin Huang , Yi-Chiao Wu , Kazuhiro Kobayashi , Yu-Huai Peng , Hsin-Te Hwang , Patrick Lumban Tobing , Yu Tsao , Hsin-Min Wang , Tomoki Toda

Building a voice conversion (VC) system from non-parallel speech corpora is challenging but highly valuable in real application scenarios. In most situations, the source and the target speakers do not repeat the same texts or they may even…

Computation and Language · Computer Science 2017-06-09 Chin-Cheng Hsu , Hsin-Te Hwang , Yi-Chiao Wu , Yu Tsao , Hsin-Min Wang

Machine recognition of an atypical speech like whispered speech, is a challenging task. We introduce whisper-to-natural-speech conversion using sequence-to-sequence approach by proposing enhanced transformer architecture, which uses both…

Audio and Speech Processing · Electrical Eng. & Systems 2021-04-06 Abhishek Niranjan , Mukesh Sharma , Sai Bharath Chandra Gutha , M Ali Basha Shaik

Singing voice conversion is to convert a singer's voice to another one's voice without changing singing content. Recent work shows that unsupervised singing voice conversion can be achieved with an autoencoder-based approach [1]. However,…

Sound · Computer Science 2020-02-19 Chengqi Deng , Chengzhu Yu , Heng Lu , Chao Weng , Dong Yu

As parallel training data is scarce for one-shot voice conversion (VC) tasks, waveform reconstruction is typically performed by various VC systems. A typical one-shot VC system comprises a content encoder and a speaker encoder. However, two…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-03 Songjun Cao , Qinghua Wu , Jie Chen , Jin Li , Long Ma

State-of-the-art statistical parametric speech synthesis (SPSS) generally uses a vocoder to represent speech signals and parameterize them into features for subsequent modeling. Magnitude spectrum has been a dominant feature over the years.…

Sound · Computer Science 2015-10-08 Bo Fan , Siu Wa Lee , Xiaohai Tian , Lei Xie , Minghui Dong

Voice conversion as the style transfer task applied to speech, refers to converting one person's speech into a new speech that sounds like another person's. Up to now, there has been a lot of research devoted to better implementation of VC…

Sound · Computer Science 2023-08-23 Yimin Deng , Huaizhen Tang , Xulong Zhang , Jianzong Wang , Ning Cheng , Jing Xiao

Speaking rate refers to the average number of phonemes within some unit time, while the rhythmic patterns refer to duration distributions for realizations of different phonemes within different phonetic structures. Both are key components…

Sound · Computer Science 2018-08-10 Cheng-chieh Yeh , Po-chun Hsu , Ju-chieh Chou , Hung-yi Lee , Lin-shan Lee

This paper introduces WaveNet, a deep neural network for generating raw audio waveforms. The model is fully probabilistic and autoregressive, with the predictive distribution for each audio sample conditioned on all previous ones;…

We propose a new speech discrete token vocoder, vec2wav 2.0, which advances voice conversion (VC). We use discrete tokens from speech self-supervised models as the content features of source speech, and treat VC as a prompted vocoding task.…

Audio and Speech Processing · Electrical Eng. & Systems 2025-05-27 Yiwei Guo , Zhihan Li , Junjie Li , Chenpeng Du , Hankun Wang , Shuai Wang , Xie Chen , Kai Yu

Modern speech synthesis uses neural vocoders to model raw waveform samples directly. This increased versatility has expanded the scope of vocoders from speech to other domains, such as music. We address another interesting domain of…

Audio and Speech Processing · Electrical Eng. & Systems 2022-09-22 Rhythm Bhatia , Tomi H. Kinnunen

This paper proposes a novel Wavelet Packet based feature extraction approach for the task of text independent speaker recognition. The features are extracted by using the combination of Mel Frequency Cepstral Coefficient (MFCC) and Wavelet…

In this paper, we present an open-source software for developing a nonparallel voice conversion (VC) system named crank. Although we have released an open-source VC software based on the Gaussian mixture model named sprocket in the last VC…

Audio and Speech Processing · Electrical Eng. & Systems 2021-03-05 Kazuhiro Kobayashi , Wen-Chin Huang , Yi-Chiao Wu , Patrick Lumban Tobing , Tomoki Hayashi , Tomoki Toda

Emotional voice conversion (EVC) is one way to generate expressive synthetic speech. Previous approaches mainly focused on modeling one-to-one mapping, i.e., conversion from one emotional state to another emotional state, with Mel-cepstral…

Audio and Speech Processing · Electrical Eng. & Systems 2020-04-09 Songxiang Liu , Yuewen Cao , Helen Meng

Recently the state-of-the-art text-to-speech synthesis systems have shifted to a two-model approach: a sequence-to-sequence model to predict a representation of speech (typically mel-spectrograms), followed by a 'neural vocoder' model which…

Audio and Speech Processing · Electrical Eng. & Systems 2020-12-18 Jonas Rohnke , Tom Merritt , Jaime Lorenzo-Trueba , Adam Gabrys , Vatsal Aggarwal , Alexis Moinet , Roberto Barra-Chicote

Non-parallel many-to-many voice conversion remains an interesting but challenging speech processing task. Recently, AutoVC, a conditional autoencoder based method, achieved excellent conversion results by disentangling the speaker identity…

Sound · Computer Science 2022-08-09 Huaizhen Tang , Xulong Zhang , Jianzong Wang , Ning Cheng , Zhen Zeng , Edward Xiao , Jing Xiao

Traditional voice conversion (VC) methods typically attempt to separate speaker identity and linguistic information into distinct representations, which are then combined to reconstruct the audio. However, effectively disentangling these…

Sound · Computer Science 2025-10-13 Huu Tuong Tu , Huan Vu , cuong tien nguyen , Dien Hy Ngo , Nguyen Thi Thu Trang

This paper proposes a novel neural denoising vocoder that can generate clean speech waveforms from noisy mel-spectrograms. The proposed neural denoising vocoder consists of two components, i.e., a spectrum predictor and a enhancement…

Audio and Speech Processing · Electrical Eng. & Systems 2024-11-20 Hui-Peng Du , Ye-Xin Lu , Yang Ai , Zhen-Hua Ling

This paper presents a cross-lingual voice conversion framework that adopts a modularized neural network. The modularized neural network has a common input structure that is shared for both languages, and two separate output modules, one for…

Audio and Speech Processing · Electrical Eng. & Systems 2019-10-02 Yi Zhou , Xiaohai Tian , Emre Yılmaz , Rohan Kumar Das , Haizhou Li