FreeSVC: Towards Zero-shot Multilingual Singing Voice Conversion

This work presents FreeSVC, a promising multilingual singing voice conversion approach that leverages an enhanced VITS model with Speaker-invariant Clustering (SPIN) for better content representation and the State-of-the-Art (SOTA) speaker encoder ECAPA2. FreeSVC incorporates trainable language embeddings to handle multiple languages and employs an advanced speaker encoder to disentangle speaker characteristics from linguistic content. Designed for zero-shot learning, FreeSVC enables cross-lingual singing voice conversion without extensive language-specific training. We demonstrate that a multilingual content extractor is crucial for optimal cross-language conversion. Our source code and models are publicly available<sup xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">1</sup>.

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Published
2025-03-12
DOI
https://doi.org/10.1109/icassp49660.2025.10890068
Primary Topic
Speech Recognition and Synthesis
Type
article
Field-Weighted Citation Impact
0.00

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article

FreeSVC: Towards Zero-shot Multilingual Singing Voice Conversion

Alef Iury Siqueira Ferreira, Lucas Rafael Stefanel Gris, Anderson S. Soares, Edresson Casanova et al.
Speech Recognition and Synthesis
article

FreeSVC: Towards Zero-shot Multilingual Singing Voice Conversion

Alef Iury Siqueira Ferreira, Lucas Rafael Stefanel Gris, Anderson S. Soares, Edresson Casanova, Rafael Sousa, Frederico Santos de Oliveira, Alessandro Pasquale De Rosa, Arlindo Rodrigues Galvão Filho, Arnaldo Cândido
article en

Abstract

This work presents FreeSVC, a promising multilingual singing voice conversion approach that leverages an enhanced VITS model with Speaker-invariant Clustering (SPIN) for better content representation and the State-of-the-Art (SOTA) speaker encoder ECAPA2. FreeSVC incorporates trainable language embeddings to handle multiple languages and employs an advanced speaker encoder to disentangle speaker characteristics from linguistic content. Designed for zero-shot learning, FreeSVC enables cross-lingual singing voice conversion without extensive language-specific training. We demonstrate that a multilingual content extractor is crucial for optimal cross-language conversion. Our source code and models are publicly available<sup xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">1</sup>.

Universidade Tecnológica Federal do Paraná (BR), Universidade Federal de Mato Grosso (BR), Universidade Federal de Goiás (BR), Universidade Estadual Paulista (Unesp) (BR)
Research and Development
Openalex Percentile: Top 98%
Speech Recognition and Synthesis
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FreeSVC: Towards Zero-shot Multilingual Singing Voice Conversion — Alef Iury Siqueira Ferreira, Lucas Rafael Stefanel Gris, et al. · (2025) | TGRS Research Map | TGRS