Cross-lingual Text-To-Speech with Flow-based Voice Conversion for Improved Pronunciation
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Abstract (arXiv)
This paper presents a method for end-to-end cross-lingual text-to-speech (TTS) which aims to preserve the target language's pronunciation regardless of the original speaker's language. The model used is based on a non-attentive Tacotron architecture, where the decoder has been replaced with a normalizing flow network conditioned on the speaker identity, allowing both TTS and voice conversion (VC) to be performed by the same model due to the inherent linguistic content and speaker identity disentanglement. When used in a cross-lingual setting, acoustic features are initially produced with a native speaker of the target language and then voice conversion is applied by the same model in order to convert these features to the target speaker's voice. We verify through objective and subjective evaluations that our method can have benefits compared to baseline cross-lingual synthesis. By including speakers averaging 7.5 minutes of speech, we also present positive results on low-resource scenarios.
Key facts. Cited by 3 papers in the map (data through 7 Oct 2026). Builds on 20 of its 32 references that are in the map. First posted on arXiv 31 Oct 2022.
Builds on
20 of 32 references.
References · 20
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8 more
- 2020Non-Attentive Tacotron: Robust and Controllable Neural TTS Synthesis Including Unsupervised Duration Modelingcited by 65
- 2020One Model, Many Languages: Meta-learning for Multilingual Text-to-Speechcited by 28
- 2021S3PRL-VC: Open-source Voice Conversion Framework with Self-supervised Speech Representationscited by 22
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- 2022SOMOS: The Samsung Open MOS Dataset for the Evaluation of Neural Text-to-Speech Synthesiscited by 18
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Citing papers per year: 2023: 2; 2024: 0; 2025: 1.
3 papers.
- 2023Speak Foreign Languages with Your Own Voice: Cross-Lingual Neural Codec Language Modelingcited by 166
- 2023Cross-lingual Knowledge Distillation via Flow-based Voice Conversion for Robust Polyglot Text-To-Speechcited by 0
- 2025Unseen Speaker and Language Adaptation for Lightweight Text-To-Speech with Adapterscited by 0
- 2025Unseen Speaker and Language Adaptation for Lightweight Text-To-Speech with Adapters25 Aug 2025
- 2023Cross-lingual Knowledge Distillation via Flow-based Voice Conversion for Robust Polyglot Text-To-Speech15 Sep 2023
- 2023Speak Foreign Languages with Your Own Voice: Cross-Lingual Neural Codec Language Modeling7 Mar 2023