Randomly switching among multiple k-means quantizers on SSL speech features improves utility but weakens privacy against attackers who also use multiple quantizers.
Adjustable de- terministic pseudonymisation of speech: Idiap-NKI’s submission to V oicePrivacy 2020 challenge,
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SEF-MK: Speaker-Embedding-Free Voice Anonymization through Multi-k-means Quantization
Randomly switching among multiple k-means quantizers on SSL speech features improves utility but weakens privacy against attackers who also use multiple quantizers.