5 citations · 9 across the 7 of their papers we have counts for
4 papers · 1 filter
Evaluation of Speaker Anonymization on Emotional Speech
Hubert Nourtel, Pierre Champion, Denis Jouvet +2
Speech data carries a range of personal information, such as the speaker's identity and emotional state. These attributes can be used for malicious purposes. With the development o…
Privacy-Preserving Speech Representation Learning using Vector Quantization
Pierre Champion, Denis Jouvet, Anthony Larcher
With the popularity of virtual assistants (e.g., Siri, Alexa), the use of speech recognition is now becoming more and more widespread.However, speech signals contain a lot of sensi…
On the invertibility of a voice privacy system using embedding alignement
Pierre Champion, Thomas Thebaud, Gaël Le Lan +2
This paper explores various attack scenarios on a voice anonymization system using embeddings alignment techniques. We use Wasserstein-Procrustes (an algorithm initially designed f…
A Study of F0 Modification for X-Vector Based Speech Pseudonymization Across Gender
Pierre Champion, Denis Jouvet, Anthony Larcher
Speech pseudonymization aims at altering a speech signal to map the identifiable personal characteristics of a given speaker to another identity. In other words, it aims to hide th…